./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_10_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_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/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_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/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_cca3c303-9ccf-4815-adfc-f81e39646397/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 13363418eb83d74721f594d1c0e50d7304dc362060c22caf7cc625654c265471 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:49:26,229 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:49:26,326 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:49:26,337 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:49:26,337 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:49:26,379 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:49:26,381 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:49:26,381 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:49:26,382 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:49:26,382 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:49:26,383 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:49:26,384 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:49:26,384 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:49:26,384 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:49:26,384 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:49:26,384 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:49:26,385 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:49:26,385 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:49:26,385 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:49:26,386 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:49:26,386 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:49:26,386 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:49:26,386 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:49:26,386 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:49:26,386 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:49:26,387 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:49:26,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:49:26,387 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:49:26,387 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:49:26,387 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:49:26,387 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:49:26,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:49:26,388 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_cca3c303-9ccf-4815-adfc-f81e39646397/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 -> 13363418eb83d74721f594d1c0e50d7304dc362060c22caf7cc625654c265471 [2024-11-13 22:49:26,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:49:26,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:49:26,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:49:26,748 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:49:26,749 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:49:26,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_10_bad.i Unable to find full path for "g++" [2024-11-13 22:49:28,745 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:49:29,124 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:49:29,125 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_10_bad.i [2024-11-13 22:49:29,165 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/data/198eee44b/48e176722f67457982ab775f5ea21424/FLAG81bb3a88f [2024-11-13 22:49:29,185 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/data/198eee44b/48e176722f67457982ab775f5ea21424 [2024-11-13 22:49:29,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:49:29,189 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:49:29,191 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:49:29,191 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:49:29,196 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:49:29,196 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:49:29" (1/1) ... [2024-11-13 22:49:29,199 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f0bd5b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:29, skipping insertion in model container [2024-11-13 22:49:29,200 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:49:29" (1/1) ... [2024-11-13 22:49:29,269 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:49:30,359 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:49:30,368 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:49:30,476 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:49:30,636 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:49:30,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:30 WrapperNode [2024-11-13 22:49:30,639 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:49:30,640 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:49:30,640 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:49:30,640 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:49:30,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:30" (1/1) ... [2024-11-13 22:49:30,678 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:30" (1/1) ... [2024-11-13 22:49:30,705 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-13 22:49:30,706 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:49:30,706 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:49:30,707 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:49:30,707 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:49:30,714 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:30" (1/1) ... [2024-11-13 22:49:30,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:30" (1/1) ... [2024-11-13 22:49:30,717 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:30" (1/1) ... [2024-11-13 22:49:30,717 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:30" (1/1) ... [2024-11-13 22:49:30,726 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:30" (1/1) ... [2024-11-13 22:49:30,732 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:30" (1/1) ... [2024-11-13 22:49:30,737 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:30" (1/1) ... [2024-11-13 22:49:30,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:30" (1/1) ... [2024-11-13 22:49:30,740 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:49:30,744 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:49:30,745 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:49:30,745 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:49:30,746 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:30" (1/1) ... [2024-11-13 22:49:30,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:49:30,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:49:30,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:49:30,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:49:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:49:30,827 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:49:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:49:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:49:30,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:49:30,980 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:49:30,981 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:49:31,094 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 22:49:31,095 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:49:31,152 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:49:31,152 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:49:31,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:49:31 BoogieIcfgContainer [2024-11-13 22:49:31,152 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:49:31,154 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:49:31,154 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:49:31,165 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:49:31,165 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:49:31" (1/1) ... [2024-11-13 22:49:31,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:49:31,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:31,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 22:49:31,239 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 22:49:31,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:49:31,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:31,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:49:31,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:49:31,382 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:49:31,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:49:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:49:31,477 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:49:31,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:49:31,518 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:49:31,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:49:31 ImpRootNode [2024-11-13 22:49:31,551 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:49:31,552 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:49:31,552 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:49:31,552 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:49:31,553 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:49:31" (3/4) ... [2024-11-13 22:49:31,555 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:49:31,556 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:49:31,557 INFO L158 Benchmark]: Toolchain (without parser) took 2368.03ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 47.8MB in the end (delta: 40.8MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2024-11-13 22:49:31,558 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:49:31,560 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1448.56ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 79.0MB in the end (delta: 9.6MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-13 22:49:31,560 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.14ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 76.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:49:31,561 INFO L158 Benchmark]: Boogie Preprocessor took 37.36ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 75.7MB in the end (delta: 526.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:49:31,561 INFO L158 Benchmark]: RCFGBuilder took 407.92ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 61.7MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:49:31,561 INFO L158 Benchmark]: CodeCheck took 397.39ms. Allocated memory is still 117.4MB. Free memory was 61.7MB in the beginning and 47.8MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:49:31,562 INFO L158 Benchmark]: Witness Printer took 4.69ms. Allocated memory is still 117.4MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:49:31,566 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 8 NumberOfCodeBlocks, 8 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: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_fscanf_multiply_10_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(globalTrue) [L1556] COND TRUE \read(globalTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data * 2 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 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1448.56ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 79.0MB in the end (delta: 9.6MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.14ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 76.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.36ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 75.7MB in the end (delta: 526.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 407.92ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 61.7MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 397.39ms. Allocated memory is still 117.4MB. Free memory was 61.7MB in the beginning and 47.8MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.69ms. Allocated memory is still 117.4MB. Free memory is still 47.8MB. 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 22:49:31,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/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_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/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_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/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_cca3c303-9ccf-4815-adfc-f81e39646397/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 13363418eb83d74721f594d1c0e50d7304dc362060c22caf7cc625654c265471 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:49:34,268 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:49:34,398 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:49:34,450 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:49:34,451 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:49:34,451 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:49:34,452 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:49:34,452 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:49:34,452 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:49:34,452 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:49:34,452 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:49:34,452 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:49:34,452 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:49:34,452 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:49:34,453 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:49:34,453 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:49:34,454 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:49:34,454 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:49:34,455 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:49:34,455 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:49:34,455 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:49:34,455 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:49:34,456 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:49:34,456 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:49:34,456 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:49:34,456 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:49:34,456 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:49:34,456 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:49:34,456 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:49:34,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:49:34,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:49:34,457 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:49:34,457 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:49:34,457 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:49:34,458 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:49:34,458 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_cca3c303-9ccf-4815-adfc-f81e39646397/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 -> 13363418eb83d74721f594d1c0e50d7304dc362060c22caf7cc625654c265471 [2024-11-13 22:49:34,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:49:34,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:49:34,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:49:34,818 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:49:34,819 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:49:34,820 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_10_bad.i Unable to find full path for "g++" [2024-11-13 22:49:36,875 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:49:37,318 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:49:37,322 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_10_bad.i [2024-11-13 22:49:37,347 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/data/b42a85eb3/d7bceab645d84ae28039d7bad6ea272d/FLAGb3873abbc [2024-11-13 22:49:37,364 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/data/b42a85eb3/d7bceab645d84ae28039d7bad6ea272d [2024-11-13 22:49:37,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:49:37,368 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:49:37,370 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:49:37,370 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:49:37,374 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:49:37,374 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:49:37" (1/1) ... [2024-11-13 22:49:37,375 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@666ec949 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:37, skipping insertion in model container [2024-11-13 22:49:37,376 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:49:37" (1/1) ... [2024-11-13 22:49:37,437 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:49:38,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:49:38,773 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:49:38,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:49:39,139 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:49:39,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:39 WrapperNode [2024-11-13 22:49:39,139 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:49:39,140 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:49:39,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:49:39,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:49:39,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:39" (1/1) ... [2024-11-13 22:49:39,184 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:39" (1/1) ... [2024-11-13 22:49:39,212 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-13 22:49:39,215 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:49:39,215 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:49:39,216 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:49:39,216 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:49:39,224 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:39" (1/1) ... [2024-11-13 22:49:39,224 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:39" (1/1) ... [2024-11-13 22:49:39,231 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:39" (1/1) ... [2024-11-13 22:49:39,232 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:39" (1/1) ... [2024-11-13 22:49:39,243 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:39" (1/1) ... [2024-11-13 22:49:39,249 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:39" (1/1) ... [2024-11-13 22:49:39,254 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:39" (1/1) ... [2024-11-13 22:49:39,255 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:39" (1/1) ... [2024-11-13 22:49:39,258 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:49:39,264 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:49:39,264 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:49:39,264 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:49:39,268 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:39" (1/1) ... [2024-11-13 22:49:39,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:49:39,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:49:39,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:49:39,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:49:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:49:39,349 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:49:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:49:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:49:39,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:49:39,567 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:49:39,569 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:49:39,745 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 22:49:39,748 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:49:39,834 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:49:39,834 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:49:39,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:49:39 BoogieIcfgContainer [2024-11-13 22:49:39,836 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:49:39,836 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:49:39,836 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:49:39,848 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:49:39,848 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:49:39" (1/1) ... [2024-11-13 22:49:39,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:49:39,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:39,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 22:49:39,934 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 22:49:39,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:49:39,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:39,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:49:39,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:49:39,944 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:49:39,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:49:40,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:49:40,147 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:49:40,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:49:40,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:49:40,293 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:49:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:49:40,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:49:40,352 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:49:40,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:49:40 ImpRootNode [2024-11-13 22:49:40,396 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:49:40,397 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:49:40,397 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:49:40,398 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:49:40,398 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:49:39" (3/4) ... [2024-11-13 22:49:40,402 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:49:40,404 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:49:40,405 INFO L158 Benchmark]: Toolchain (without parser) took 3036.57ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 41.8MB in the end (delta: 15.3MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2024-11-13 22:49:40,405 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:49:40,407 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1770.31ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 50.0MB in the end (delta: 7.0MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2024-11-13 22:49:40,408 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.74ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 47.6MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:49:40,408 INFO L158 Benchmark]: Boogie Preprocessor took 47.27ms. Allocated memory is still 83.9MB. Free memory was 47.6MB in the beginning and 46.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:49:40,408 INFO L158 Benchmark]: RCFGBuilder took 572.05ms. Allocated memory is still 83.9MB. Free memory was 46.1MB in the beginning and 31.3MB in the end (delta: 14.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:49:40,409 INFO L158 Benchmark]: CodeCheck took 560.11ms. Allocated memory is still 83.9MB. Free memory was 30.9MB in the beginning and 41.8MB in the end (delta: -10.9MB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. [2024-11-13 22:49:40,409 INFO L158 Benchmark]: Witness Printer took 6.61ms. Allocated memory is still 83.9MB. Free memory was 41.8MB in the beginning and 41.8MB in the end (delta: 9.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:49:40,414 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 8 NumberOfCodeBlocks, 8 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: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_fscanf_multiply_10_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(globalTrue) [L1556] COND TRUE \read(globalTrue) 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] [L1558] COND TRUE data < 0 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] data * 2 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 0.41ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1770.31ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 50.0MB in the end (delta: 7.0MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.74ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 47.6MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.27ms. Allocated memory is still 83.9MB. Free memory was 47.6MB in the beginning and 46.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 572.05ms. Allocated memory is still 83.9MB. Free memory was 46.1MB in the beginning and 31.3MB in the end (delta: 14.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 560.11ms. Allocated memory is still 83.9MB. Free memory was 30.9MB in the beginning and 41.8MB in the end (delta: -10.9MB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. * Witness Printer took 6.61ms. Allocated memory is still 83.9MB. Free memory was 41.8MB in the beginning and 41.8MB in the end (delta: 9.9kB). 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 22:49:40,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3c303-9ccf-4815-adfc-f81e39646397/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