./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_02_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_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/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_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/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_fc33806f-2ba1-4bbf-9786-855329f9a48c/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 22960a22018dfa25219dd30345dd8a43ef4283633926894ca70d676f521d5f90 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:20:45,853 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:20:45,951 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:20:45,957 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:20:45,961 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:20:46,002 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:20:46,003 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:20:46,004 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:20:46,005 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:20:46,007 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:20:46,007 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:20:46,008 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:20:46,008 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:20:46,008 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:20:46,009 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:20:46,011 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:20:46,011 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:20:46,012 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:20:46,012 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:20:46,012 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:20:46,013 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:20:46,017 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:20:46,017 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:20:46,018 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:20:46,020 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:20:46,020 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:20:46,020 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:46,021 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:20:46,021 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:20:46,021 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:20:46,022 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:20:46,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:20:46,023 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_fc33806f-2ba1-4bbf-9786-855329f9a48c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22960a22018dfa25219dd30345dd8a43ef4283633926894ca70d676f521d5f90 [2024-11-08 23:20:46,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:20:46,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:20:46,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:20:46,372 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:20:46,373 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:20:46,374 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_02_bad.i Unable to find full path for "g++" [2024-11-08 23:20:48,435 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:20:48,827 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:20:48,830 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_02_bad.i [2024-11-08 23:20:48,863 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/data/3b126a25e/bfc7dbefbd6147a790563c5ab4d917c6/FLAG0d645e00f [2024-11-08 23:20:48,999 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/data/3b126a25e/bfc7dbefbd6147a790563c5ab4d917c6 [2024-11-08 23:20:49,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:20:49,003 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:20:49,004 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:49,005 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:20:49,010 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:20:49,011 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:49" (1/1) ... [2024-11-08 23:20:49,014 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31fd5593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:49, skipping insertion in model container [2024-11-08 23:20:49,014 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:49" (1/1) ... [2024-11-08 23:20:49,093 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:20:50,064 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:50,073 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:20:50,190 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:50,426 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:20:50,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:50 WrapperNode [2024-11-08 23:20:50,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:50,428 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:50,429 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:20:50,429 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:20:50,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:50" (1/1) ... [2024-11-08 23:20:50,476 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:50" (1/1) ... [2024-11-08 23:20:50,509 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-08 23:20:50,509 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:50,510 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:20:50,510 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:20:50,510 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:20:50,519 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:50" (1/1) ... [2024-11-08 23:20:50,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:50" (1/1) ... [2024-11-08 23:20:50,522 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:50" (1/1) ... [2024-11-08 23:20:50,525 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:50" (1/1) ... [2024-11-08 23:20:50,532 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:50" (1/1) ... [2024-11-08 23:20:50,536 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:50" (1/1) ... [2024-11-08 23:20:50,537 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:50" (1/1) ... [2024-11-08 23:20:50,539 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:50" (1/1) ... [2024-11-08 23:20:50,541 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:20:50,542 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:20:50,542 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:20:50,542 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:20:50,543 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:50" (1/1) ... [2024-11-08 23:20:50,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:50,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:20:50,595 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:20:50,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:20:50,634 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:20:50,634 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:20:50,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:20:50,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:20:50,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:20:50,833 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:20:50,836 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:20:50,939 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 23:20:50,940 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:20:50,993 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:20:50,996 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:20:50,997 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:50 BoogieIcfgContainer [2024-11-08 23:20:50,997 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:20:50,998 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:20:50,999 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:20:51,010 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:20:51,011 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:50" (1/1) ... [2024-11-08 23:20:51,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:20:51,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:51,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-08 23:20:51,088 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-08 23:20:51,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:20:51,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:51,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:51,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:51,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:20:51,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:51,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:20:51,438 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:20:51,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:20:51,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:51,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:51,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:51,473 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:20:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:51,579 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:20:51,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:51,621 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:20:51,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:20:51 ImpRootNode [2024-11-08 23:20:51,676 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:20:51,677 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:20:51,677 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:20:51,677 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:20:51,678 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:50" (3/4) ... [2024-11-08 23:20:51,682 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:20:51,683 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:20:51,685 INFO L158 Benchmark]: Toolchain (without parser) took 2681.40ms. Allocated memory was 142.6MB in the beginning and 197.1MB in the end (delta: 54.5MB). Free memory was 101.8MB in the beginning and 158.6MB in the end (delta: -56.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:51,685 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 90.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:51,686 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1422.96ms. Allocated memory was 142.6MB in the beginning and 197.1MB in the end (delta: 54.5MB). Free memory was 101.5MB in the beginning and 135.7MB in the end (delta: -34.2MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2024-11-08 23:20:51,687 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.07ms. Allocated memory is still 197.1MB. Free memory was 135.7MB in the beginning and 132.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:20:51,688 INFO L158 Benchmark]: Boogie Preprocessor took 31.24ms. Allocated memory is still 197.1MB. Free memory was 132.8MB in the beginning and 131.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:20:51,688 INFO L158 Benchmark]: RCFGBuilder took 454.96ms. Allocated memory is still 197.1MB. Free memory was 131.6MB in the beginning and 117.8MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:20:51,689 INFO L158 Benchmark]: CodeCheck took 678.90ms. Allocated memory is still 197.1MB. Free memory was 117.8MB in the beginning and 159.5MB in the end (delta: -41.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 23:20:51,690 INFO L158 Benchmark]: Witness Printer took 6.19ms. Allocated memory is still 197.1MB. Free memory was 159.5MB in the beginning and 158.6MB in the end (delta: 875.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:51,693 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, 13 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, 13 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, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 37 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 1559]: 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 1568. 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); [L1568] 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] [L1414] COND TRUE line != ((void *)0) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_preinc_02_bad() [L1550] int data; [L1551] data = 0 [L1559] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 90.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1422.96ms. Allocated memory was 142.6MB in the beginning and 197.1MB in the end (delta: 54.5MB). Free memory was 101.5MB in the beginning and 135.7MB in the end (delta: -34.2MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.07ms. Allocated memory is still 197.1MB. Free memory was 135.7MB in the beginning and 132.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.24ms. Allocated memory is still 197.1MB. Free memory was 132.8MB in the beginning and 131.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 454.96ms. Allocated memory is still 197.1MB. Free memory was 131.6MB in the beginning and 117.8MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 678.90ms. Allocated memory is still 197.1MB. Free memory was 117.8MB in the beginning and 159.5MB in the end (delta: -41.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 6.19ms. Allocated memory is still 197.1MB. Free memory was 159.5MB in the beginning and 158.6MB in the end (delta: 875.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:20:51,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/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_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/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_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/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_fc33806f-2ba1-4bbf-9786-855329f9a48c/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 22960a22018dfa25219dd30345dd8a43ef4283633926894ca70d676f521d5f90 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:20:54,093 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:20:54,189 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:20:54,231 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:20:54,231 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:20:54,232 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:20:54,232 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:20:54,233 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:20:54,233 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:20:54,233 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:20:54,234 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:20:54,235 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:20:54,235 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:20:54,235 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:20:54,236 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:20:54,236 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:20:54,236 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:20:54,237 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:20:54,237 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:20:54,237 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:20:54,240 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:20:54,241 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:20:54,241 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:20:54,245 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:20:54,245 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:20:54,245 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:54,246 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:20:54,246 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:20:54,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:54,247 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:20:54,247 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:20:54,247 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:20:54,247 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:20:54,248 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:54,248 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:20:54,248 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_fc33806f-2ba1-4bbf-9786-855329f9a48c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22960a22018dfa25219dd30345dd8a43ef4283633926894ca70d676f521d5f90 [2024-11-08 23:20:54,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:20:54,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:20:54,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:20:54,634 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:20:54,635 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:20:54,637 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_02_bad.i Unable to find full path for "g++" [2024-11-08 23:20:56,739 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:20:57,124 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:20:57,124 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_02_bad.i [2024-11-08 23:20:57,161 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/data/46b333221/e4460e9443344badae7b503242b5c9a8/FLAG41830d371 [2024-11-08 23:20:57,182 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/data/46b333221/e4460e9443344badae7b503242b5c9a8 [2024-11-08 23:20:57,184 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:20:57,188 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:20:57,190 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:57,191 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:20:57,197 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:20:57,198 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:57" (1/1) ... [2024-11-08 23:20:57,199 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a2da286 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:57, skipping insertion in model container [2024-11-08 23:20:57,201 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:57" (1/1) ... [2024-11-08 23:20:57,288 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:20:58,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:58,337 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:20:58,466 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:58,589 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:20:58,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:58 WrapperNode [2024-11-08 23:20:58,590 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:58,591 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:58,591 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:20:58,591 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:20:58,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:58" (1/1) ... [2024-11-08 23:20:58,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:58" (1/1) ... [2024-11-08 23:20:58,646 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2024-11-08 23:20:58,647 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:58,647 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:20:58,648 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:20:58,648 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:20:58,657 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:58" (1/1) ... [2024-11-08 23:20:58,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:58" (1/1) ... [2024-11-08 23:20:58,661 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:58" (1/1) ... [2024-11-08 23:20:58,661 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:58" (1/1) ... [2024-11-08 23:20:58,669 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:58" (1/1) ... [2024-11-08 23:20:58,671 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:58" (1/1) ... [2024-11-08 23:20:58,673 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:58" (1/1) ... [2024-11-08 23:20:58,674 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:58" (1/1) ... [2024-11-08 23:20:58,677 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:20:58,678 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:20:58,679 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:20:58,679 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:20:58,680 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:58" (1/1) ... [2024-11-08 23:20:58,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:58,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:20:58,719 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:20:58,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:20:58,757 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:20:58,758 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:20:58,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:20:58,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:20:58,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:20:58,949 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:20:58,952 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:20:59,114 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 23:20:59,114 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:20:59,158 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:20:59,158 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:20:59,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:59 BoogieIcfgContainer [2024-11-08 23:20:59,159 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:20:59,160 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:20:59,160 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:20:59,170 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:20:59,170 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:59" (1/1) ... [2024-11-08 23:20:59,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:20:59,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:59,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-08 23:20:59,246 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-08 23:20:59,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:20:59,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:59,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:59,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:20:59,256 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:20:59,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:20:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:59,378 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:20:59,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:59,410 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:20:59,418 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:20:59,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:20:59,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:20:59,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:59,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:20:59,478 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:20:59,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:20:59,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:59,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:59,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:20:59,482 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:20:59,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:20:59,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:59,626 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:20:59,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:59,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:59,734 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:20:59,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:59,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:20:59,776 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:20:59,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:20:59 ImpRootNode [2024-11-08 23:20:59,808 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:20:59,809 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:20:59,809 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:20:59,809 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:20:59,810 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:59" (3/4) ... [2024-11-08 23:20:59,812 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:20:59,814 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:20:59,815 INFO L158 Benchmark]: Toolchain (without parser) took 2626.23ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 39.3MB in the beginning and 35.6MB in the end (delta: 3.7MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2024-11-08 23:20:59,816 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 69.2MB. Free memory was 44.9MB in the beginning and 44.8MB in the end (delta: 93.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:20:59,817 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1400.39ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 39.1MB in the beginning and 52.2MB in the end (delta: -13.1MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2024-11-08 23:20:59,818 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.20ms. Allocated memory is still 88.1MB. Free memory was 52.2MB in the beginning and 49.2MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:20:59,819 INFO L158 Benchmark]: Boogie Preprocessor took 30.15ms. Allocated memory is still 88.1MB. Free memory was 49.2MB in the beginning and 47.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:20:59,820 INFO L158 Benchmark]: RCFGBuilder took 480.71ms. Allocated memory is still 88.1MB. Free memory was 47.1MB in the beginning and 55.6MB in the end (delta: -8.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:20:59,821 INFO L158 Benchmark]: CodeCheck took 648.83ms. Allocated memory is still 88.1MB. Free memory was 55.6MB in the beginning and 36.0MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 23:20:59,821 INFO L158 Benchmark]: Witness Printer took 4.88ms. Allocated memory is still 88.1MB. Free memory was 36.0MB in the beginning and 35.6MB in the end (delta: 446.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:59,826 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, 13 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, 15 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 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, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 40 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, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 29 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: 1559]: 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 1568. 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); [L1568] 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] [L1414] COND TRUE line != ((void *)0) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_preinc_02_bad() [L1550] int data; [L1551] data = 0 [L1559] ++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 0.50ms. Allocated memory is still 69.2MB. Free memory was 44.9MB in the beginning and 44.8MB in the end (delta: 93.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1400.39ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 39.1MB in the beginning and 52.2MB in the end (delta: -13.1MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.20ms. Allocated memory is still 88.1MB. Free memory was 52.2MB in the beginning and 49.2MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.15ms. Allocated memory is still 88.1MB. Free memory was 49.2MB in the beginning and 47.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 480.71ms. Allocated memory is still 88.1MB. Free memory was 47.1MB in the beginning and 55.6MB in the end (delta: -8.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 648.83ms. Allocated memory is still 88.1MB. Free memory was 55.6MB in the beginning and 36.0MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 4.88ms. Allocated memory is still 88.1MB. Free memory was 36.0MB in the beginning and 35.6MB in the end (delta: 446.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:20:59,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc33806f-2ba1-4bbf-9786-855329f9a48c/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