./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_42_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_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/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_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_42_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/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_b937b8b2-b9bb-410b-8683-b1a53daae252/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 65e38dfb672e7e9afa41821b13fd9a53b87324128fd2236b984afeccb4e5d364 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:49:28,738 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:49:28,839 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 16:49:28,846 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:49:28,846 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:49:28,882 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:49:28,883 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:49:28,883 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:49:28,884 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:49:28,885 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:49:28,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:49:28,886 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:49:28,886 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:49:28,886 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:49:28,886 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:49:28,886 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:49:28,887 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:49:28,887 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:49:28,887 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:49:28,888 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:49:28,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:49:28,888 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:49:28,888 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:49:28,888 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:49:28,888 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:49:28,889 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:49:28,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:28,889 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:49:28,889 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:49:28,889 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:49:28,889 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:49:28,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:49:28,889 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_b937b8b2-b9bb-410b-8683-b1a53daae252/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 -> 65e38dfb672e7e9afa41821b13fd9a53b87324128fd2236b984afeccb4e5d364 [2024-11-13 16:49:29,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:49:29,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:49:29,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:49:29,233 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:49:29,233 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:49:29,235 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_42_bad.i Unable to find full path for "g++" [2024-11-13 16:49:31,258 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:49:31,756 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:49:31,757 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_42_bad.i [2024-11-13 16:49:31,793 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/data/7fc7a4e3d/2568481fc9d84f5d94252f0bde305e4a/FLAG0ff00e227 [2024-11-13 16:49:31,841 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/data/7fc7a4e3d/2568481fc9d84f5d94252f0bde305e4a [2024-11-13 16:49:31,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:49:31,845 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:49:31,847 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:31,848 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:49:31,852 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:49:31,853 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:31" (1/1) ... [2024-11-13 16:49:31,854 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@163bf091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:31, skipping insertion in model container [2024-11-13 16:49:31,857 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:31" (1/1) ... [2024-11-13 16:49:31,924 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:49:32,828 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:32,836 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:49:32,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:33,123 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:49:33,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:33 WrapperNode [2024-11-13 16:49:33,125 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:33,126 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:33,127 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:49:33,127 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:49:33,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:33" (1/1) ... [2024-11-13 16:49:33,158 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:33" (1/1) ... [2024-11-13 16:49:33,191 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 45 [2024-11-13 16:49:33,191 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:33,192 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:49:33,192 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:49:33,192 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:49:33,198 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:33" (1/1) ... [2024-11-13 16:49:33,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:33" (1/1) ... [2024-11-13 16:49:33,203 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:33" (1/1) ... [2024-11-13 16:49:33,207 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:33" (1/1) ... [2024-11-13 16:49:33,215 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:33" (1/1) ... [2024-11-13 16:49:33,216 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:33" (1/1) ... [2024-11-13 16:49:33,221 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:33" (1/1) ... [2024-11-13 16:49:33,222 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:33" (1/1) ... [2024-11-13 16:49:33,224 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:49:33,225 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:49:33,225 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:49:33,225 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:49:33,229 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:33" (1/1) ... [2024-11-13 16:49:33,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:33,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:49:33,270 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:49:33,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:49:33,306 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 16:49:33,307 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 16:49:33,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:49:33,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:49:33,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:49:33,461 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:49:33,463 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:49:33,565 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 16:49:33,565 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:49:33,621 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:49:33,623 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:49:33,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:33 BoogieIcfgContainer [2024-11-13 16:49:33,624 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:49:33,625 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:49:33,625 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:49:33,635 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:49:33,635 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:33" (1/1) ... [2024-11-13 16:49:33,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:49:33,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:33,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 16:49:33,706 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 16:49:33,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:49:33,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:33,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:33,814 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:49:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:33,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:33,898 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:49:33,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:33,927 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 16:49:33,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:49:33 ImpRootNode [2024-11-13 16:49:33,964 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:49:33,967 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:49:33,967 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:49:33,967 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:49:33,968 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:33" (3/4) ... [2024-11-13 16:49:33,970 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:49:33,972 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:49:33,974 INFO L158 Benchmark]: Toolchain (without parser) took 2128.87ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 52.0MB in the end (delta: 38.6MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2024-11-13 16:49:33,976 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:33,976 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1278.57ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 82.4MB in the end (delta: 8.2MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-13 16:49:33,977 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.77ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 79.7MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:49:33,977 INFO L158 Benchmark]: Boogie Preprocessor took 32.49ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 79.1MB in the end (delta: 593.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:33,979 INFO L158 Benchmark]: RCFGBuilder took 399.64ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 65.5MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:49:33,980 INFO L158 Benchmark]: CodeCheck took 338.76ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 52.0MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:49:33,980 INFO L158 Benchmark]: Witness Printer took 6.28ms. Allocated memory is still 117.4MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:33,982 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 6 NumberOfCodeBlocks, 6 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE191_Integer_Underflow__int_min_sub_42_bad() [L1555] int data; [L1556] data = 0 [L1557] CALL, EXPR badSource(data) [L1550] data = (-0x7fffffff - 1) [L1551] return data; [L1557] RET, EXPR badSource(data) [L1557] data = badSource(data) [L1559] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1278.57ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 82.4MB in the end (delta: 8.2MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.77ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 79.7MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.49ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 79.1MB in the end (delta: 593.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 399.64ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 65.5MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 338.76ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 52.0MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.28ms. Allocated memory is still 117.4MB. Free memory is still 52.0MB. 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 16:49:34,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/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_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/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_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_42_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/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_b937b8b2-b9bb-410b-8683-b1a53daae252/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 65e38dfb672e7e9afa41821b13fd9a53b87324128fd2236b984afeccb4e5d364 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:49:36,710 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:49:36,844 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 16:49:36,888 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:49:36,888 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:49:36,889 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:49:36,889 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:49:36,889 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:49:36,889 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:49:36,889 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:49:36,892 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:49:36,892 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:49:36,892 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:49:36,892 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:49:36,893 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:49:36,893 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:49:36,893 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:49:36,893 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:49:36,893 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:49:36,893 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:49:36,893 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:49:36,893 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:49:36,893 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:49:36,893 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:49:36,893 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:49:36,894 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:49:36,894 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:49:36,894 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:49:36,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:36,894 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:49:36,894 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:49:36,894 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:49:36,894 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:49:36,895 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:49:36,895 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:49:36,895 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_b937b8b2-b9bb-410b-8683-b1a53daae252/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 -> 65e38dfb672e7e9afa41821b13fd9a53b87324128fd2236b984afeccb4e5d364 [2024-11-13 16:49:37,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:49:37,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:49:37,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:49:37,203 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:49:37,203 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:49:37,207 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_42_bad.i Unable to find full path for "g++" [2024-11-13 16:49:39,189 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:49:39,680 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:49:39,684 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_42_bad.i [2024-11-13 16:49:39,718 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/data/87f92f798/cd2691965b64401eae4bed72180c9986/FLAGf119cb545 [2024-11-13 16:49:39,744 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/data/87f92f798/cd2691965b64401eae4bed72180c9986 [2024-11-13 16:49:39,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:49:39,748 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:49:39,750 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:39,750 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:49:39,756 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:49:39,757 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:39" (1/1) ... [2024-11-13 16:49:39,758 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@734b8b1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:39, skipping insertion in model container [2024-11-13 16:49:39,758 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:39" (1/1) ... [2024-11-13 16:49:39,821 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:49:40,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:40,933 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:49:41,073 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:41,221 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:49:41,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:41 WrapperNode [2024-11-13 16:49:41,221 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:41,222 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:41,222 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:49:41,222 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:49:41,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:41" (1/1) ... [2024-11-13 16:49:41,250 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:41" (1/1) ... [2024-11-13 16:49:41,272 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 44 [2024-11-13 16:49:41,273 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:41,273 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:49:41,274 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:49:41,274 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:49:41,280 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:41" (1/1) ... [2024-11-13 16:49:41,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:41" (1/1) ... [2024-11-13 16:49:41,283 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:41" (1/1) ... [2024-11-13 16:49:41,284 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:41" (1/1) ... [2024-11-13 16:49:41,291 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:41" (1/1) ... [2024-11-13 16:49:41,292 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:41" (1/1) ... [2024-11-13 16:49:41,294 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:41" (1/1) ... [2024-11-13 16:49:41,295 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:41" (1/1) ... [2024-11-13 16:49:41,298 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:49:41,299 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:49:41,299 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:49:41,299 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:49:41,300 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:41" (1/1) ... [2024-11-13 16:49:41,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:41,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:49:41,338 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:49:41,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:49:41,371 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 16:49:41,371 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 16:49:41,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:49:41,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:49:41,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:49:41,517 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:49:41,519 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:49:41,668 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 16:49:41,668 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:49:41,748 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:49:41,748 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:49:41,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:41 BoogieIcfgContainer [2024-11-13 16:49:41,748 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:49:41,749 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:49:41,749 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:49:41,760 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:49:41,760 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:41" (1/1) ... [2024-11-13 16:49:41,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:49:41,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:41,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 16:49:41,817 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 16:49:41,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:49:41,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:41,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:49:41,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:49:41,827 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:49:41,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:49:42,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:42,001 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:49:42,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:42,107 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:49:42,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:42,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:49:42,142 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 16:49:42,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:49:42 ImpRootNode [2024-11-13 16:49:42,180 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:49:42,181 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:49:42,181 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:49:42,181 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:49:42,182 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:41" (3/4) ... [2024-11-13 16:49:42,185 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:49:42,186 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:49:42,189 INFO L158 Benchmark]: Toolchain (without parser) took 2439.08ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 47.6MB in the end (delta: 43.3MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2024-11-13 16:49:42,190 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:42,190 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1471.54ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 80.5MB in the end (delta: 10.4MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2024-11-13 16:49:42,190 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.94ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 77.7MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:49:42,191 INFO L158 Benchmark]: Boogie Preprocessor took 24.90ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 75.7MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:42,191 INFO L158 Benchmark]: RCFGBuilder took 449.49ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 60.4MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:49:42,191 INFO L158 Benchmark]: CodeCheck took 431.22ms. Allocated memory is still 117.4MB. Free memory was 59.7MB in the beginning and 47.6MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:49:42,192 INFO L158 Benchmark]: Witness Printer took 5.30ms. Allocated memory is still 117.4MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:42,198 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE191_Integer_Underflow__int_min_sub_42_bad() [L1555] int data; [L1556] data = 0 [L1557] CALL, EXPR badSource(data) [L1550] data = (-0x7fffffff - 1) [L1551] return data; [L1557] RET, EXPR badSource(data) [L1557] data = badSource(data) [L1559] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1471.54ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 80.5MB in the end (delta: 10.4MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.94ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 77.7MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.90ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 75.7MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 449.49ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 60.4MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 431.22ms. Allocated memory is still 117.4MB. Free memory was 59.7MB in the beginning and 47.6MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.30ms. Allocated memory is still 117.4MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 16:49:42,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b937b8b2-b9bb-410b-8683-b1a53daae252/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