./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_05_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_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/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_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/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_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/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 1653f1bc214ce60a29f8abe981be92e23c0e6eeb960e39f4066bff28355ae087 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:21:45,888 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:21:45,952 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 23:21:45,957 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:21:45,958 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:21:45,982 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:21:45,985 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:21:45,985 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:21:45,986 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:21:45,986 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:21:45,987 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:21:45,987 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:21:45,988 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:21:45,988 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:21:45,988 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:21:45,988 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:21:45,988 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:21:45,989 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:21:45,989 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:21:45,989 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:21:45,989 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:21:45,989 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:21:45,990 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:21:45,990 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:21:45,990 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:21:45,990 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:21:45,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:21:45,990 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:21:45,991 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:21:45,991 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:21:45,991 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:21:45,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:21:45,991 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_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/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 -> 1653f1bc214ce60a29f8abe981be92e23c0e6eeb960e39f4066bff28355ae087 [2024-11-13 23:21:46,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:21:46,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:21:46,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:21:46,315 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:21:46,316 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:21:46,317 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_05_bad.i Unable to find full path for "g++" [2024-11-13 23:21:48,200 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:21:48,681 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:21:48,681 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_05_bad.i [2024-11-13 23:21:48,716 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/data/d27089e48/cead6144b2d2445d8c9b3b38683353a2/FLAGfae6bd85a [2024-11-13 23:21:48,734 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/data/d27089e48/cead6144b2d2445d8c9b3b38683353a2 [2024-11-13 23:21:48,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:21:48,738 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:21:48,740 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:21:48,741 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:21:48,746 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:21:48,747 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:21:48" (1/1) ... [2024-11-13 23:21:48,748 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40b82681 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:48, skipping insertion in model container [2024-11-13 23:21:48,748 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:21:48" (1/1) ... [2024-11-13 23:21:48,819 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:21:49,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:21:49,862 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:21:49,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:21:50,194 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:21:50,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:50 WrapperNode [2024-11-13 23:21:50,195 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:21:50,196 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:21:50,196 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:21:50,197 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:21:50,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:50" (1/1) ... [2024-11-13 23:21:50,233 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:50" (1/1) ... [2024-11-13 23:21:50,263 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 49 [2024-11-13 23:21:50,264 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:21:50,265 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:21:50,265 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:21:50,265 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:21:50,272 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:50" (1/1) ... [2024-11-13 23:21:50,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:50" (1/1) ... [2024-11-13 23:21:50,276 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:50" (1/1) ... [2024-11-13 23:21:50,276 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:50" (1/1) ... [2024-11-13 23:21:50,285 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:50" (1/1) ... [2024-11-13 23:21:50,290 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:50" (1/1) ... [2024-11-13 23:21:50,291 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:50" (1/1) ... [2024-11-13 23:21:50,292 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:50" (1/1) ... [2024-11-13 23:21:50,294 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:21:50,295 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:21:50,295 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:21:50,295 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:21:50,296 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:50" (1/1) ... [2024-11-13 23:21:50,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:21:50,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:21:50,333 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:21:50,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:21:50,367 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:21:50,368 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:21:50,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:21:50,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:21:50,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:21:50,513 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:21:50,515 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:21:50,673 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 23:21:50,673 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:21:50,748 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:21:50,749 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:21:50,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:50 BoogieIcfgContainer [2024-11-13 23:21:50,749 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:21:50,753 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:21:50,753 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:21:50,764 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:21:50,765 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:50" (1/1) ... [2024-11-13 23:21:50,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:21:50,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:50,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 23:21:50,843 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 23:21:50,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:21:50,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:50,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:21:50,966 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:21:50,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:21:51,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:21:51,046 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:21:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:21:51,091 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:21:51,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:21:51 ImpRootNode [2024-11-13 23:21:51,118 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:21:51,119 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:21:51,119 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:21:51,119 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:21:51,120 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:50" (3/4) ... [2024-11-13 23:21:51,122 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:21:51,123 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:21:51,125 INFO L158 Benchmark]: Toolchain (without parser) took 2386.43ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 49.8MB in the end (delta: 40.8MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2024-11-13 23:21:51,125 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 167.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:21:51,126 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1456.16ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 81.9MB in the end (delta: 8.4MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-13 23:21:51,126 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.28ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 79.3MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:21:51,127 INFO L158 Benchmark]: Boogie Preprocessor took 29.15ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 78.7MB in the end (delta: 584.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:21:51,127 INFO L158 Benchmark]: RCFGBuilder took 454.48ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 64.5MB in the end (delta: 14.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:21:51,128 INFO L158 Benchmark]: CodeCheck took 365.37ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 50.4MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:21:51,128 INFO L158 Benchmark]: Witness Printer took 4.98ms. Allocated memory is still 117.4MB. Free memory was 50.4MB in the beginning and 49.8MB in the end (delta: 585.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:21:51,131 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 7 NumberOfCodeBlocks, 7 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: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1570. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticTrue = 1; [L1549] static int staticFalse = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_fscanf_postdec_05_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(staticTrue) [L1558] COND TRUE \read(staticTrue) [L1561] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 167.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1456.16ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 81.9MB in the end (delta: 8.4MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.28ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 79.3MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.15ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 78.7MB in the end (delta: 584.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 454.48ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 64.5MB in the end (delta: 14.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 365.37ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 50.4MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.98ms. Allocated memory is still 117.4MB. Free memory was 50.4MB in the beginning and 49.8MB in the end (delta: 585.0kB). 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 23:21:51,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/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_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/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_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/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_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/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 1653f1bc214ce60a29f8abe981be92e23c0e6eeb960e39f4066bff28355ae087 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:21:53,821 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:21:53,951 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 23:21:53,998 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:21:54,000 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:21:54,001 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:21:54,001 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:21:54,001 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:21:54,002 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:21:54,002 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:21:54,003 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:21:54,003 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:21:54,003 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:21:54,003 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:21:54,003 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:21:54,004 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:21:54,004 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:21:54,004 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:21:54,004 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:21:54,005 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:21:54,005 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:21:54,005 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:21:54,005 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:21:54,005 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:21:54,005 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:21:54,005 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:21:54,005 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:21:54,006 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:21:54,006 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:21:54,006 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:21:54,006 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:21:54,006 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:21:54,006 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:21:54,006 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:21:54,007 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:21:54,007 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_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/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 -> 1653f1bc214ce60a29f8abe981be92e23c0e6eeb960e39f4066bff28355ae087 [2024-11-13 23:21:54,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:21:54,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:21:54,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:21:54,344 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:21:54,344 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:21:54,346 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_05_bad.i Unable to find full path for "g++" [2024-11-13 23:21:56,460 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:21:56,935 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:21:56,938 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_05_bad.i [2024-11-13 23:21:56,975 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/data/c8e637186/14992412926b4f83ada721b475cc79cb/FLAG3e0aef730 [2024-11-13 23:21:57,044 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/data/c8e637186/14992412926b4f83ada721b475cc79cb [2024-11-13 23:21:57,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:21:57,049 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:21:57,051 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:21:57,052 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:21:57,058 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:21:57,059 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:21:57" (1/1) ... [2024-11-13 23:21:57,062 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b8f1754 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:57, skipping insertion in model container [2024-11-13 23:21:57,062 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:21:57" (1/1) ... [2024-11-13 23:21:57,130 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:21:58,261 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:21:58,276 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:21:58,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:21:58,591 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:21:58,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:58 WrapperNode [2024-11-13 23:21:58,591 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:21:58,592 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:21:58,592 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:21:58,593 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:21:58,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:58" (1/1) ... [2024-11-13 23:21:58,621 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:58" (1/1) ... [2024-11-13 23:21:58,641 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2024-11-13 23:21:58,641 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:21:58,642 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:21:58,642 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:21:58,642 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:21:58,650 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:58" (1/1) ... [2024-11-13 23:21:58,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:58" (1/1) ... [2024-11-13 23:21:58,653 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:58" (1/1) ... [2024-11-13 23:21:58,653 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:58" (1/1) ... [2024-11-13 23:21:58,660 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:58" (1/1) ... [2024-11-13 23:21:58,662 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:58" (1/1) ... [2024-11-13 23:21:58,665 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:58" (1/1) ... [2024-11-13 23:21:58,666 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:58" (1/1) ... [2024-11-13 23:21:58,669 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:21:58,670 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:21:58,670 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:21:58,670 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:21:58,671 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:58" (1/1) ... [2024-11-13 23:21:58,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:21:58,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:21:58,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:21:58,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:21:58,741 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:21:58,741 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:21:58,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:21:58,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:21:58,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:21:58,966 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:21:58,968 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:21:59,106 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 23:21:59,107 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:21:59,200 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:21:59,204 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:21:59,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:59 BoogieIcfgContainer [2024-11-13 23:21:59,204 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:21:59,205 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:21:59,205 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:21:59,216 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:21:59,217 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:59" (1/1) ... [2024-11-13 23:21:59,226 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:21:59,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:59,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 23:21:59,281 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 23:21:59,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:21:59,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:59,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:21:59,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:21:59,299 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:21:59,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:21:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:21:59,491 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:21:59,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:21:59,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:21:59,626 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:21:59,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:21:59,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:21:59,690 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:21:59,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:21:59 ImpRootNode [2024-11-13 23:21:59,728 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:21:59,729 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:21:59,729 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:21:59,729 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:21:59,730 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:59" (3/4) ... [2024-11-13 23:21:59,734 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:21:59,735 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:21:59,736 INFO L158 Benchmark]: Toolchain (without parser) took 2687.63ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 43.5MB in the end (delta: 13.7MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-11-13 23:21:59,736 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:21:59,739 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1541.22ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 53.0MB in the end (delta: 4.2MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2024-11-13 23:21:59,739 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.08ms. Allocated memory is still 83.9MB. Free memory was 53.0MB in the beginning and 50.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:21:59,740 INFO L158 Benchmark]: Boogie Preprocessor took 26.87ms. Allocated memory is still 83.9MB. Free memory was 50.3MB in the beginning and 48.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:21:59,740 INFO L158 Benchmark]: RCFGBuilder took 534.92ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 33.4MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:21:59,740 INFO L158 Benchmark]: CodeCheck took 523.20ms. Allocated memory is still 83.9MB. Free memory was 33.4MB in the beginning and 43.9MB in the end (delta: -10.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:21:59,741 INFO L158 Benchmark]: Witness Printer took 6.12ms. Allocated memory is still 83.9MB. Free memory was 43.9MB in the beginning and 43.5MB in the end (delta: 425.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:21:59,746 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 7 NumberOfCodeBlocks, 7 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: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1570. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticTrue = 1; [L1549] static int staticFalse = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_fscanf_postdec_05_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(staticTrue) [L1558] COND TRUE \read(staticTrue) [L1561] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1541.22ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 53.0MB in the end (delta: 4.2MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.08ms. Allocated memory is still 83.9MB. Free memory was 53.0MB in the beginning and 50.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.87ms. Allocated memory is still 83.9MB. Free memory was 50.3MB in the beginning and 48.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 534.92ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 33.4MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 523.20ms. Allocated memory is still 83.9MB. Free memory was 33.4MB in the beginning and 43.9MB in the end (delta: -10.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.12ms. Allocated memory is still 83.9MB. Free memory was 43.9MB in the beginning and 43.5MB in the end (delta: 425.7kB). 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 23:21:59,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e2f27f-d5de-45f2-8927-df1b9f7c8702/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample