./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_12_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm --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 ca3a69182275a5d86bb45b153dc2502752ddb2ddfd25c1e1855bd37d0fdc5e1c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:59:03,007 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:59:03,094 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:59:03,105 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:59:03,105 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:59:03,134 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:59:03,135 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:59:03,135 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:59:03,136 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:59:03,136 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:59:03,136 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:59:03,136 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:59:03,136 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:59:03,137 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:59:03,137 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:59:03,137 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:59:03,137 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:59:03,137 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:59:03,137 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:59:03,137 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:59:03,138 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:59:03,138 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:59:03,138 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:59:03,138 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:59:03,138 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:59:03,138 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:59:03,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:59:03,139 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:59:03,139 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:59:03,139 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:59:03,139 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:59:03,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:59:03,140 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm 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 -> ca3a69182275a5d86bb45b153dc2502752ddb2ddfd25c1e1855bd37d0fdc5e1c [2024-11-13 22:59:03,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:59:03,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:59:03,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:59:03,512 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:59:03,512 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:59:03,514 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_12_bad.i Unable to find full path for "g++" [2024-11-13 22:59:05,642 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:59:06,108 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:59:06,109 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_12_bad.i [2024-11-13 22:59:06,141 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/data/ee01e7ecc/d03dde17383046029dc630cb6f1ce3d1/FLAGbfdf9bbf3 [2024-11-13 22:59:06,160 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/data/ee01e7ecc/d03dde17383046029dc630cb6f1ce3d1 [2024-11-13 22:59:06,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:59:06,165 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:59:06,166 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:59:06,167 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:59:06,172 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:59:06,173 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:59:06" (1/1) ... [2024-11-13 22:59:06,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b227219 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:06, skipping insertion in model container [2024-11-13 22:59:06,175 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:59:06" (1/1) ... [2024-11-13 22:59:06,228 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:59:07,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:59:07,359 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:59:07,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:59:07,656 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:59:07,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:07 WrapperNode [2024-11-13 22:59:07,657 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:59:07,659 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:59:07,660 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:59:07,660 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:59:07,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:07" (1/1) ... [2024-11-13 22:59:07,726 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:07" (1/1) ... [2024-11-13 22:59:07,761 INFO L138 Inliner]: procedures = 497, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2024-11-13 22:59:07,763 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:59:07,764 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:59:07,764 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:59:07,764 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:59:07,773 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:07" (1/1) ... [2024-11-13 22:59:07,774 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:07" (1/1) ... [2024-11-13 22:59:07,776 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:07" (1/1) ... [2024-11-13 22:59:07,780 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:07" (1/1) ... [2024-11-13 22:59:07,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:07" (1/1) ... [2024-11-13 22:59:07,791 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:07" (1/1) ... [2024-11-13 22:59:07,796 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:07" (1/1) ... [2024-11-13 22:59:07,798 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:07" (1/1) ... [2024-11-13 22:59:07,803 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:59:07,804 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:59:07,804 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:59:07,805 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:59:07,806 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:07" (1/1) ... [2024-11-13 22:59:07,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:59:07,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:59:07,865 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:59:07,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:59:07,907 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-13 22:59:07,907 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-13 22:59:07,907 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2024-11-13 22:59:07,908 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2024-11-13 22:59:07,908 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:59:07,908 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:59:07,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:59:07,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:59:07,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:59:08,123 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:59:08,125 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:59:08,323 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 22:59:08,323 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:59:08,384 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:59:08,385 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:59:08,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:59:08 BoogieIcfgContainer [2024-11-13 22:59:08,385 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:59:08,386 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:59:08,386 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:59:08,399 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:59:08,399 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:59:08" (1/1) ... [2024-11-13 22:59:08,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:59:08,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:08,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2024-11-13 22:59:08,467 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2024-11-13 22:59:08,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:59:08,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:08,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:59:08,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:59:08,618 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:59:08,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:59:08,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:59:08,732 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:59:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:59:08,780 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:59:08,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:59:08 ImpRootNode [2024-11-13 22:59:08,829 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:59:08,830 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:59:08,830 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:59:08,831 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:59:08,831 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:59:08" (3/4) ... [2024-11-13 22:59:08,834 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:59:08,835 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:59:08,836 INFO L158 Benchmark]: Toolchain (without parser) took 2671.76ms. Allocated memory is still 167.8MB. Free memory was 123.2MB in the beginning and 88.9MB in the end (delta: 34.3MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2024-11-13 22:59:08,837 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 167.8MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:59:08,837 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1491.19ms. Allocated memory is still 167.8MB. Free memory was 123.2MB in the beginning and 63.0MB in the end (delta: 60.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 22:59:08,838 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.74ms. Allocated memory is still 167.8MB. Free memory was 63.0MB in the beginning and 122.8MB in the end (delta: -59.8MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2024-11-13 22:59:08,838 INFO L158 Benchmark]: Boogie Preprocessor took 39.81ms. Allocated memory is still 167.8MB. Free memory was 122.8MB in the beginning and 121.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:59:08,839 INFO L158 Benchmark]: RCFGBuilder took 581.24ms. Allocated memory is still 167.8MB. Free memory was 121.4MB in the beginning and 106.4MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:59:08,839 INFO L158 Benchmark]: CodeCheck took 443.01ms. Allocated memory is still 167.8MB. Free memory was 106.4MB in the beginning and 89.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:59:08,840 INFO L158 Benchmark]: Witness Printer took 5.26ms. Allocated memory is still 167.8MB. Free memory was 89.6MB in the beginning and 88.9MB in the end (delta: 690.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:59:08,842 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 4 procedures, 33 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 1563]: 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 1583. 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); [L1583] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={2:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1583] 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] [L1584] CALL CWE191_Integer_Underflow__int_fscanf_sub_12_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1563] data - 1 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 0.45ms. Allocated memory is still 167.8MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1491.19ms. Allocated memory is still 167.8MB. Free memory was 123.2MB in the beginning and 63.0MB in the end (delta: 60.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.74ms. Allocated memory is still 167.8MB. Free memory was 63.0MB in the beginning and 122.8MB in the end (delta: -59.8MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.81ms. Allocated memory is still 167.8MB. Free memory was 122.8MB in the beginning and 121.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 581.24ms. Allocated memory is still 167.8MB. Free memory was 121.4MB in the beginning and 106.4MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 443.01ms. Allocated memory is still 167.8MB. Free memory was 106.4MB in the beginning and 89.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.26ms. Allocated memory is still 167.8MB. Free memory was 89.6MB in the beginning and 88.9MB in the end (delta: 690.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:59:08,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm --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 ca3a69182275a5d86bb45b153dc2502752ddb2ddfd25c1e1855bd37d0fdc5e1c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:59:11,878 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:59:12,011 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:59:12,058 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:59:12,060 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:59:12,061 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:59:12,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:59:12,061 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:59:12,062 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:59:12,062 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:59:12,063 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:59:12,063 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:59:12,064 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:59:12,064 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:59:12,064 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:59:12,064 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:59:12,064 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:59:12,065 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:59:12,065 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:59:12,065 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:59:12,065 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:59:12,065 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:59:12,065 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:59:12,065 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:59:12,065 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:59:12,065 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:59:12,065 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:59:12,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:59:12,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:59:12,066 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:59:12,066 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:59:12,066 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:59:12,067 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:59:12,067 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:59:12,067 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:59:12,067 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm 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 -> ca3a69182275a5d86bb45b153dc2502752ddb2ddfd25c1e1855bd37d0fdc5e1c [2024-11-13 22:59:12,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:59:12,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:59:12,489 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:59:12,491 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:59:12,491 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:59:12,493 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_12_bad.i Unable to find full path for "g++" [2024-11-13 22:59:14,593 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:59:15,005 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:59:15,006 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_12_bad.i [2024-11-13 22:59:15,035 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/data/d2662cb3d/b35c2ca6211049e38c36075665942d05/FLAG0a7c04eb7 [2024-11-13 22:59:15,173 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/data/d2662cb3d/b35c2ca6211049e38c36075665942d05 [2024-11-13 22:59:15,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:59:15,178 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:59:15,180 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:59:15,180 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:59:15,186 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:59:15,187 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:59:15" (1/1) ... [2024-11-13 22:59:15,188 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41e8895e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:15, skipping insertion in model container [2024-11-13 22:59:15,188 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:59:15" (1/1) ... [2024-11-13 22:59:15,245 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:59:16,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:59:16,294 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:59:16,419 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:59:16,635 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:59:16,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:16 WrapperNode [2024-11-13 22:59:16,635 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:59:16,636 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:59:16,636 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:59:16,636 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:59:16,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:16" (1/1) ... [2024-11-13 22:59:16,687 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:16" (1/1) ... [2024-11-13 22:59:16,728 INFO L138 Inliner]: procedures = 502, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 57 [2024-11-13 22:59:16,728 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:59:16,729 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:59:16,730 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:59:16,730 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:59:16,739 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:16" (1/1) ... [2024-11-13 22:59:16,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:16" (1/1) ... [2024-11-13 22:59:16,747 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:16" (1/1) ... [2024-11-13 22:59:16,748 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:16" (1/1) ... [2024-11-13 22:59:16,765 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:16" (1/1) ... [2024-11-13 22:59:16,771 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:16" (1/1) ... [2024-11-13 22:59:16,777 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:16" (1/1) ... [2024-11-13 22:59:16,782 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:16" (1/1) ... [2024-11-13 22:59:16,789 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:59:16,790 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:59:16,790 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:59:16,791 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:59:16,795 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:59:16" (1/1) ... [2024-11-13 22:59:16,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:59:16,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:59:16,844 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:59:16,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:59:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-13 22:59:16,892 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-13 22:59:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2024-11-13 22:59:16,892 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2024-11-13 22:59:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:59:16,893 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:59:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:59:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:59:16,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:59:17,127 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:59:17,130 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:59:17,329 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 22:59:17,329 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:59:17,382 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:59:17,383 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:59:17,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:59:17 BoogieIcfgContainer [2024-11-13 22:59:17,383 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:59:17,384 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:59:17,384 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:59:17,409 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:59:17,409 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:59:17" (1/1) ... [2024-11-13 22:59:17,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:59:17,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:17,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2024-11-13 22:59:17,483 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2024-11-13 22:59:17,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:59:17,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:17,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:59:17,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:59:17,494 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:59:17,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:59:17,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:59:17,727 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:59:17,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:59:17,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:59:17,901 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:59:17,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:59:17,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:59:17,971 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:59:18,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:59:18 ImpRootNode [2024-11-13 22:59:18,019 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:59:18,021 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:59:18,022 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:59:18,022 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:59:18,023 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:59:17" (3/4) ... [2024-11-13 22:59:18,026 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:59:18,027 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:59:18,028 INFO L158 Benchmark]: Toolchain (without parser) took 2849.88ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 39.3MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-13 22:59:18,029 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:59:18,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1455.94ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 51.0MB in the end (delta: 6.2MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2024-11-13 22:59:18,030 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.59ms. Allocated memory is still 83.9MB. Free memory was 51.0MB in the beginning and 48.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:59:18,030 INFO L158 Benchmark]: Boogie Preprocessor took 60.15ms. Allocated memory is still 83.9MB. Free memory was 48.3MB in the beginning and 46.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:59:18,031 INFO L158 Benchmark]: RCFGBuilder took 593.13ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 30.5MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:59:18,031 INFO L158 Benchmark]: CodeCheck took 635.56ms. Allocated memory is still 83.9MB. Free memory was 30.1MB in the beginning and 39.3MB in the end (delta: -9.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:59:18,031 INFO L158 Benchmark]: Witness Printer took 5.60ms. Allocated memory is still 83.9MB. Free memory was 39.3MB in the beginning and 39.3MB in the end (delta: 3.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:59:18,041 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 4 procedures, 32 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 1563]: 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 1583. 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); [L1583] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={2:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1583] 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] [L1584] CALL CWE191_Integer_Underflow__int_fscanf_sub_12_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1563] data - 1 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 0.33ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1455.94ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 51.0MB in the end (delta: 6.2MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.59ms. Allocated memory is still 83.9MB. Free memory was 51.0MB in the beginning and 48.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.15ms. Allocated memory is still 83.9MB. Free memory was 48.3MB in the beginning and 46.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 593.13ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 30.5MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 635.56ms. Allocated memory is still 83.9MB. Free memory was 30.1MB in the beginning and 39.3MB in the end (delta: -9.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.60ms. Allocated memory is still 83.9MB. Free memory was 39.3MB in the beginning and 39.3MB in the end (delta: 3.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:59:18,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a576f4-003b-438d-8d8b-fa4452d72db9/bin/ukojak-verify-EEHR8qb7sm/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