./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_52_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/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_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/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_128e0893-3ca3-42d6-8fa3-6cef50739407/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 e91aa3441818cd541edca2e0b1e6ffe8aa8daeb90a2bb3d57aa134b1fac65703 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:26:14,529 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:26:14,652 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:26:14,662 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:26:14,663 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:26:14,708 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:26:14,712 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:26:14,715 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:26:14,716 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:26:14,717 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:26:14,717 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:26:14,718 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:26:14,718 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:26:14,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:26:14,722 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:26:14,723 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:26:14,723 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:26:14,724 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:26:14,724 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:26:14,724 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:26:14,725 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:26:14,729 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:26:14,730 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:26:14,730 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:26:14,731 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:26:14,735 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:26:14,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:26:14,736 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:26:14,736 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:26:14,737 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:26:14,737 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:26:14,737 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:26:14,738 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_128e0893-3ca3-42d6-8fa3-6cef50739407/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e91aa3441818cd541edca2e0b1e6ffe8aa8daeb90a2bb3d57aa134b1fac65703 [2024-11-08 22:26:15,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:26:15,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:26:15,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:26:15,105 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:26:15,106 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:26:15,108 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_52_bad.i Unable to find full path for "g++" [2024-11-08 22:26:17,663 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:26:18,119 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:26:18,121 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_52_bad.i [2024-11-08 22:26:18,148 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/data/71c496039/6afb44169c0243829fa3887a0fa53483/FLAGa530ecd02 [2024-11-08 22:26:18,173 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/data/71c496039/6afb44169c0243829fa3887a0fa53483 [2024-11-08 22:26:18,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:26:18,179 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:26:18,182 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:26:18,182 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:26:18,190 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:26:18,191 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:26:18" (1/1) ... [2024-11-08 22:26:18,192 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@318864e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:18, skipping insertion in model container [2024-11-08 22:26:18,192 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:26:18" (1/1) ... [2024-11-08 22:26:18,288 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:26:19,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:26:19,689 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:26:19,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:26:20,057 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:26:20,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:20 WrapperNode [2024-11-08 22:26:20,059 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:26:20,060 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:26:20,060 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:26:20,060 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:26:20,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:20" (1/1) ... [2024-11-08 22:26:20,107 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:20" (1/1) ... [2024-11-08 22:26:20,146 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 49 [2024-11-08 22:26:20,147 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:26:20,148 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:26:20,148 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:26:20,148 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:26:20,159 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:20" (1/1) ... [2024-11-08 22:26:20,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:20" (1/1) ... [2024-11-08 22:26:20,168 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:20" (1/1) ... [2024-11-08 22:26:20,169 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:20" (1/1) ... [2024-11-08 22:26:20,177 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:20" (1/1) ... [2024-11-08 22:26:20,182 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:20" (1/1) ... [2024-11-08 22:26:20,184 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:20" (1/1) ... [2024-11-08 22:26:20,189 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:20" (1/1) ... [2024-11-08 22:26:20,192 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:26:20,192 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:26:20,193 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:26:20,193 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:26:20,194 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:20" (1/1) ... [2024-11-08 22:26:20,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:26:20,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:26:20,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:26:20,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:26:20,295 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:26:20,295 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:26:20,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:26:20,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:26:20,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:26:20,492 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:26:20,495 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:26:20,643 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-08 22:26:20,643 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:26:20,698 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:26:20,698 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:26:20,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:26:20 BoogieIcfgContainer [2024-11-08 22:26:20,699 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:26:20,700 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:26:20,700 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:26:20,714 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:26:20,714 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:26:20" (1/1) ... [2024-11-08 22:26:20,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:26:20,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:20,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 22:26:20,790 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 22:26:20,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:26:20,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:20,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:26:20,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:21,239 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 22:26:21,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:21,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 22:26:21,288 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 22:26:21,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:26:21,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:21,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:26:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:26:21,345 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:26:21,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:26:21,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:26:21,507 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:26:21,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:26:21,572 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:26:21,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:26:21 ImpRootNode [2024-11-08 22:26:21,625 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:26:21,626 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:26:21,626 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:26:21,626 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:26:21,627 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:26:20" (3/4) ... [2024-11-08 22:26:21,629 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:26:21,630 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:26:21,631 INFO L158 Benchmark]: Toolchain (without parser) took 3451.61ms. Allocated memory is still 163.6MB. Free memory was 117.8MB in the beginning and 121.4MB in the end (delta: -3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:26:21,631 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 127.9MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:26:21,632 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1877.40ms. Allocated memory is still 163.6MB. Free memory was 117.8MB in the beginning and 97.9MB in the end (delta: 19.9MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. [2024-11-08 22:26:21,633 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.58ms. Allocated memory is still 163.6MB. Free memory was 97.9MB in the beginning and 95.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:26:21,633 INFO L158 Benchmark]: Boogie Preprocessor took 43.89ms. Allocated memory is still 163.6MB. Free memory was 95.8MB in the beginning and 93.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:26:21,634 INFO L158 Benchmark]: RCFGBuilder took 506.65ms. Allocated memory is still 163.6MB. Free memory was 93.7MB in the beginning and 80.0MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:26:21,635 INFO L158 Benchmark]: CodeCheck took 924.96ms. Allocated memory is still 163.6MB. Free memory was 80.0MB in the beginning and 122.5MB in the end (delta: -42.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:26:21,639 INFO L158 Benchmark]: Witness Printer took 4.57ms. Allocated memory is still 163.6MB. Free memory was 122.5MB in the beginning and 121.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:26:21,644 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, 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, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 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, 0.3s 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: 1572]: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE190_Integer_Overflow__int_fscanf_preinc_52_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE190_Integer_Overflow__int_fscanf_preinc_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_fscanf_preinc_52c_badSink(data) [L1572] ++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 0.38ms. Allocated memory is still 127.9MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1877.40ms. Allocated memory is still 163.6MB. Free memory was 117.8MB in the beginning and 97.9MB in the end (delta: 19.9MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.58ms. Allocated memory is still 163.6MB. Free memory was 97.9MB in the beginning and 95.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.89ms. Allocated memory is still 163.6MB. Free memory was 95.8MB in the beginning and 93.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 506.65ms. Allocated memory is still 163.6MB. Free memory was 93.7MB in the beginning and 80.0MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 924.96ms. Allocated memory is still 163.6MB. Free memory was 80.0MB in the beginning and 122.5MB in the end (delta: -42.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.57ms. Allocated memory is still 163.6MB. Free memory was 122.5MB in the beginning and 121.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:26:21,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/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_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/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_128e0893-3ca3-42d6-8fa3-6cef50739407/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 e91aa3441818cd541edca2e0b1e6ffe8aa8daeb90a2bb3d57aa134b1fac65703 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:26:24,466 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:26:24,575 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:26:24,641 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:26:24,642 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:26:24,643 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:26:24,644 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:26:24,645 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:26:24,645 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:26:24,649 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:26:24,649 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:26:24,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:26:24,651 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:26:24,651 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:26:24,652 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:26:24,653 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:26:24,654 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:26:24,654 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:26:24,655 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:26:24,655 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:26:24,656 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:26:24,659 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:26:24,660 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:26:24,662 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:26:24,663 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:26:24,663 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:26:24,663 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:26:24,664 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:26:24,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:26:24,669 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:26:24,669 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:26:24,669 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:26:24,670 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:26:24,670 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:26:24,671 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:26:24,671 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_128e0893-3ca3-42d6-8fa3-6cef50739407/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e91aa3441818cd541edca2e0b1e6ffe8aa8daeb90a2bb3d57aa134b1fac65703 [2024-11-08 22:26:25,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:26:25,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:26:25,217 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:26:25,219 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:26:25,220 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:26:25,222 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_52_bad.i Unable to find full path for "g++" [2024-11-08 22:26:27,568 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:26:28,086 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:26:28,090 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_52_bad.i [2024-11-08 22:26:28,152 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/data/19ac69b8c/28274580a834428b8e27628e323591d8/FLAGd1c4500b9 [2024-11-08 22:26:28,179 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/data/19ac69b8c/28274580a834428b8e27628e323591d8 [2024-11-08 22:26:28,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:26:28,185 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:26:28,189 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:26:28,190 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:26:28,197 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:26:28,200 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:26:28" (1/1) ... [2024-11-08 22:26:28,202 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13807442 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:28, skipping insertion in model container [2024-11-08 22:26:28,202 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:26:28" (1/1) ... [2024-11-08 22:26:28,282 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:26:29,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:26:29,743 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:26:29,919 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:26:30,143 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:26:30,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:30 WrapperNode [2024-11-08 22:26:30,144 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:26:30,146 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:26:30,149 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:26:30,149 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:26:30,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:30" (1/1) ... [2024-11-08 22:26:30,193 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:30" (1/1) ... [2024-11-08 22:26:30,221 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 48 [2024-11-08 22:26:30,222 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:26:30,224 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:26:30,224 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:26:30,224 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:26:30,234 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:30" (1/1) ... [2024-11-08 22:26:30,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:30" (1/1) ... [2024-11-08 22:26:30,246 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:30" (1/1) ... [2024-11-08 22:26:30,247 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:30" (1/1) ... [2024-11-08 22:26:30,263 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:30" (1/1) ... [2024-11-08 22:26:30,265 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:30" (1/1) ... [2024-11-08 22:26:30,270 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:30" (1/1) ... [2024-11-08 22:26:30,275 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:30" (1/1) ... [2024-11-08 22:26:30,282 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:26:30,283 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:26:30,284 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:26:30,288 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:26:30,289 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:30" (1/1) ... [2024-11-08 22:26:30,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:26:30,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:26:30,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:26:30,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:26:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:26:30,349 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:26:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:26:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:26:30,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:26:30,518 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:26:30,521 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:26:30,738 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 22:26:30,738 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:26:30,806 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:26:30,807 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:26:30,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:26:30 BoogieIcfgContainer [2024-11-08 22:26:30,807 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:26:30,808 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:26:30,809 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:26:30,825 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:26:30,825 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:26:30" (1/1) ... [2024-11-08 22:26:30,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:26:30,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:30,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 22:26:30,917 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 22:26:30,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:26:30,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:30,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:26:30,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:26:30,926 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:26:30,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:26:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:31,107 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:26:31,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:31,137 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:26:31,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:26:31,165 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 22:26:31,168 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:26:31,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:26:31,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:31,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 22:26:31,205 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 22:26:31,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:26:31,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:31,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:26:31,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:26:31,208 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:26:31,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:26:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:26:31,369 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:26:31,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:26:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:26:31,458 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:26:31,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:26:31,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 22:26:31,519 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:26:31,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:26:31 ImpRootNode [2024-11-08 22:26:31,552 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:26:31,553 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:26:31,553 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:26:31,553 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:26:31,554 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:26:30" (3/4) ... [2024-11-08 22:26:31,557 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:26:31,558 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:26:31,560 INFO L158 Benchmark]: Toolchain (without parser) took 3374.20ms. Allocated memory was 69.2MB in the beginning and 115.3MB in the end (delta: 46.1MB). Free memory was 47.0MB in the beginning and 82.6MB in the end (delta: -35.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2024-11-08 22:26:31,562 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 69.2MB. Free memory was 45.0MB in the beginning and 44.9MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:26:31,563 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1955.50ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 46.8MB in the beginning and 53.6MB in the end (delta: -6.9MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2024-11-08 22:26:31,563 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.31ms. Allocated memory is still 90.2MB. Free memory was 53.6MB in the beginning and 50.7MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:26:31,565 INFO L158 Benchmark]: Boogie Preprocessor took 58.41ms. Allocated memory is still 90.2MB. Free memory was 50.7MB in the beginning and 48.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:26:31,566 INFO L158 Benchmark]: RCFGBuilder took 524.54ms. Allocated memory is still 90.2MB. Free memory was 48.6MB in the beginning and 54.5MB in the end (delta: -6.0MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2024-11-08 22:26:31,567 INFO L158 Benchmark]: CodeCheck took 743.70ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 54.3MB in the beginning and 82.6MB in the end (delta: -28.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 22:26:31,569 INFO L158 Benchmark]: Witness Printer took 5.82ms. Allocated memory is still 115.3MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:26:31,576 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, 12 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, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 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, 33 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: 1572]: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE190_Integer_Overflow__int_fscanf_preinc_52_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE190_Integer_Overflow__int_fscanf_preinc_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_fscanf_preinc_52c_badSink(data) [L1572] ++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 69.2MB. Free memory was 45.0MB in the beginning and 44.9MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1955.50ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 46.8MB in the beginning and 53.6MB in the end (delta: -6.9MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.31ms. Allocated memory is still 90.2MB. Free memory was 53.6MB in the beginning and 50.7MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.41ms. Allocated memory is still 90.2MB. Free memory was 50.7MB in the beginning and 48.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 524.54ms. Allocated memory is still 90.2MB. Free memory was 48.6MB in the beginning and 54.5MB in the end (delta: -6.0MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * CodeCheck took 743.70ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 54.3MB in the beginning and 82.6MB in the end (delta: -28.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 5.82ms. Allocated memory is still 115.3MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:26:31,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128e0893-3ca3-42d6-8fa3-6cef50739407/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