./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_21_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_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/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_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/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_eda0998b-7b6a-42b5-b73a-1d6740697602/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 d7488ecc3435aec49e9a0e1feb7086f5e759d5ae4d3ae04308a395f8f4216913 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:47:33,006 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:47:33,065 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:47:33,070 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:47:33,070 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:47:33,094 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:47:33,095 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:47:33,095 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:47:33,095 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:47:33,095 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:47:33,095 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:47:33,096 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:47:33,096 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:47:33,096 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:47:33,096 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:47:33,096 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:47:33,096 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:47:33,096 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:47:33,096 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:47:33,096 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:47:33,097 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:47:33,097 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:47:33,097 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:47:33,097 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:47:33,097 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:47:33,097 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:47:33,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:47:33,097 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:47:33,098 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:47:33,098 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:47:33,098 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:47:33,098 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:47:33,098 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_eda0998b-7b6a-42b5-b73a-1d6740697602/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 -> d7488ecc3435aec49e9a0e1feb7086f5e759d5ae4d3ae04308a395f8f4216913 [2024-11-13 22:47:33,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:47:33,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:47:33,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:47:33,449 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:47:33,450 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:47:33,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_21_bad.i Unable to find full path for "g++" [2024-11-13 22:47:35,407 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:47:35,923 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:47:35,926 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_21_bad.i [2024-11-13 22:47:35,949 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/data/34095d85f/421a37bbdef3448cb6413db1b4faaae7/FLAG5953babd3 [2024-11-13 22:47:35,988 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/data/34095d85f/421a37bbdef3448cb6413db1b4faaae7 [2024-11-13 22:47:35,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:47:35,992 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:47:35,993 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:47:35,993 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:47:35,998 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:47:35,999 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:47:35" (1/1) ... [2024-11-13 22:47:36,000 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@299482ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:35, skipping insertion in model container [2024-11-13 22:47:36,003 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:47:35" (1/1) ... [2024-11-13 22:47:36,056 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:47:37,123 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:47:37,133 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:47:37,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:47:37,382 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:47:37,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:37 WrapperNode [2024-11-13 22:47:37,383 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:47:37,385 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:47:37,385 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:47:37,385 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:47:37,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:37" (1/1) ... [2024-11-13 22:47:37,429 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:37" (1/1) ... [2024-11-13 22:47:37,449 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 43 [2024-11-13 22:47:37,450 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:47:37,450 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:47:37,450 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:47:37,451 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:47:37,456 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:37" (1/1) ... [2024-11-13 22:47:37,456 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:37" (1/1) ... [2024-11-13 22:47:37,459 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:37" (1/1) ... [2024-11-13 22:47:37,459 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:37" (1/1) ... [2024-11-13 22:47:37,464 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:37" (1/1) ... [2024-11-13 22:47:37,465 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:37" (1/1) ... [2024-11-13 22:47:37,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:37" (1/1) ... [2024-11-13 22:47:37,467 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:37" (1/1) ... [2024-11-13 22:47:37,469 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:47:37,470 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:47:37,470 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:47:37,470 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:47:37,471 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:37" (1/1) ... [2024-11-13 22:47:37,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:47:37,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:47:37,511 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:47:37,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:47:37,543 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:47:37,544 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:47:37,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:47:37,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:47:37,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:47:37,686 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:47:37,688 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:47:37,819 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 22:47:37,819 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:47:37,880 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:47:37,880 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:47:37,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:47:37 BoogieIcfgContainer [2024-11-13 22:47:37,881 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:47:37,882 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:47:37,882 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:47:37,892 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:47:37,893 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:47:37" (1/1) ... [2024-11-13 22:47:37,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:47:37,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:37,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:47:37,954 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:47:37,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:47:37,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:37,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:47:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:47:38,068 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:47:38,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:47:38,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:47:38,178 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:47:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:47:38,224 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:47:38,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:47:38 ImpRootNode [2024-11-13 22:47:38,262 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:47:38,264 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:47:38,264 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:47:38,265 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:47:38,266 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:47:37" (3/4) ... [2024-11-13 22:47:38,268 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:47:38,269 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:47:38,270 INFO L158 Benchmark]: Toolchain (without parser) took 2278.61ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 50.8MB in the end (delta: 38.9MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2024-11-13 22:47:38,271 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 74.8MB in the end (delta: 196.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:47:38,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1391.04ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 80.9MB in the end (delta: 8.8MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-13 22:47:38,273 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.41ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 78.4MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:47:38,274 INFO L158 Benchmark]: Boogie Preprocessor took 18.96ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 77.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:47:38,274 INFO L158 Benchmark]: RCFGBuilder took 411.19ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 64.2MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:47:38,275 INFO L158 Benchmark]: CodeCheck took 380.42ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 50.8MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:47:38,275 INFO L158 Benchmark]: Witness Printer took 5.64ms. Allocated memory is still 117.4MB. Free memory is still 50.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:47:38,280 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: 1554]: 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 badStatic = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=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, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_min_sub_21_bad() [L1561] int data; [L1562] data = 0 [L1563] data = (-0x7fffffff - 1) [L1564] badStatic = 1 [L1565] CALL badSink(data) [L1551] COND TRUE \read(badStatic) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1554] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=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 0.42ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 74.8MB in the end (delta: 196.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1391.04ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 80.9MB in the end (delta: 8.8MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.41ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 78.4MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.96ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 77.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 411.19ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 64.2MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 380.42ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 50.8MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.64ms. Allocated memory is still 117.4MB. Free memory is still 50.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:47:38,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/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 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_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/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_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/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_eda0998b-7b6a-42b5-b73a-1d6740697602/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 d7488ecc3435aec49e9a0e1feb7086f5e759d5ae4d3ae04308a395f8f4216913 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:47:41,161 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:47:41,287 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:47:41,333 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:47:41,334 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:47:41,335 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:47:41,335 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:47:41,335 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:47:41,336 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:47:41,337 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:47:41,338 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:47:41,338 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:47:41,338 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:47:41,339 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:47:41,339 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:47:41,339 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:47:41,339 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:47:41,339 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:47:41,339 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:47:41,339 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:47:41,339 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:47:41,340 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:47:41,340 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:47:41,340 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:47:41,341 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:47:41,341 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:41,341 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:47:41,341 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:47:41,341 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:47:41,341 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:47:41,342 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:47:41,342 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:47:41,342 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:47:41,342 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:41,342 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:47:41,342 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_eda0998b-7b6a-42b5-b73a-1d6740697602/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 -> d7488ecc3435aec49e9a0e1feb7086f5e759d5ae4d3ae04308a395f8f4216913 [2024-11-13 22:47:41,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:47:41,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:47:41,694 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:47:41,697 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:47:41,698 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:47:41,699 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_21_bad.i Unable to find full path for "g++" [2024-11-13 22:47:43,712 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:47:44,197 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:47:44,197 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_21_bad.i [2024-11-13 22:47:44,234 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/data/930884e1e/5b7a1684095742d9a5ae51331dd42963/FLAGd91302bd2 [2024-11-13 22:47:44,290 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/data/930884e1e/5b7a1684095742d9a5ae51331dd42963 [2024-11-13 22:47:44,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:47:44,294 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:47:44,297 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:47:44,297 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:47:44,303 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:47:44,304 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:47:44" (1/1) ... [2024-11-13 22:47:44,305 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fcf15d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:44, skipping insertion in model container [2024-11-13 22:47:44,305 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:47:44" (1/1) ... [2024-11-13 22:47:44,366 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:47:45,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:47:45,527 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:47:45,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:47:45,829 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:47:45,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:45 WrapperNode [2024-11-13 22:47:45,830 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:47:45,831 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:47:45,831 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:47:45,831 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:47:45,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:45" (1/1) ... [2024-11-13 22:47:45,865 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:45" (1/1) ... [2024-11-13 22:47:45,889 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 43 [2024-11-13 22:47:45,890 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:47:45,890 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:47:45,890 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:47:45,891 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:47:45,898 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:45" (1/1) ... [2024-11-13 22:47:45,898 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:45" (1/1) ... [2024-11-13 22:47:45,901 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:45" (1/1) ... [2024-11-13 22:47:45,901 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:45" (1/1) ... [2024-11-13 22:47:45,908 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:45" (1/1) ... [2024-11-13 22:47:45,910 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:45" (1/1) ... [2024-11-13 22:47:45,912 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:45" (1/1) ... [2024-11-13 22:47:45,913 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:45" (1/1) ... [2024-11-13 22:47:45,916 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:47:45,917 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:47:45,917 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:47:45,917 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:47:45,918 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:45" (1/1) ... [2024-11-13 22:47:45,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:47:45,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:47:45,953 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:47:45,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:47:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:47:45,980 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:47:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:47:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:47:45,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:47:46,154 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:47:46,156 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:47:46,269 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 22:47:46,270 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:47:46,350 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:47:46,351 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:47:46,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:47:46 BoogieIcfgContainer [2024-11-13 22:47:46,352 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:47:46,352 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:47:46,353 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:47:46,365 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:47:46,365 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:47:46" (1/1) ... [2024-11-13 22:47:46,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:47:46,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:46,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:47:46,439 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:47:46,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:47:46,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:46,445 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:46,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:47:46,450 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:47:46,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:47:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:47:46,643 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:47:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:47:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:47:46,764 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:47:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:47:46,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:47:46,812 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:47:46,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:47:46 ImpRootNode [2024-11-13 22:47:46,846 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:47:46,847 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:47:46,847 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:47:46,847 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:47:46,849 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:47:46" (3/4) ... [2024-11-13 22:47:46,852 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:47:46,853 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:47:46,854 INFO L158 Benchmark]: Toolchain (without parser) took 2560.04ms. Allocated memory is still 83.9MB. Free memory was 56.9MB in the beginning and 43.1MB in the end (delta: 13.8MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2024-11-13 22:47:46,857 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:47:46,858 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1533.08ms. Allocated memory is still 83.9MB. Free memory was 56.9MB in the beginning and 51.9MB in the end (delta: 5.0MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2024-11-13 22:47:46,858 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.29ms. Allocated memory is still 83.9MB. Free memory was 51.9MB in the beginning and 49.0MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:47:46,859 INFO L158 Benchmark]: Boogie Preprocessor took 25.81ms. Allocated memory is still 83.9MB. Free memory was 49.0MB in the beginning and 47.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:47:46,859 INFO L158 Benchmark]: RCFGBuilder took 434.69ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 32.7MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:47:46,859 INFO L158 Benchmark]: CodeCheck took 493.74ms. Allocated memory is still 83.9MB. Free memory was 32.7MB in the beginning and 43.5MB in the end (delta: -10.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:47:46,860 INFO L158 Benchmark]: Witness Printer took 6.47ms. Allocated memory is still 83.9MB. Free memory was 43.5MB in the beginning and 43.1MB in the end (delta: 424.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:47:46,862 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: 0.4s, 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, 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: 1554]: 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 badStatic = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=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, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_min_sub_21_bad() [L1561] int data; [L1562] data = 0 [L1563] data = (-0x7fffffff - 1) [L1564] badStatic = 1 [L1565] CALL badSink(data) [L1551] COND TRUE \read(badStatic) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1554] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1533.08ms. Allocated memory is still 83.9MB. Free memory was 56.9MB in the beginning and 51.9MB in the end (delta: 5.0MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.29ms. Allocated memory is still 83.9MB. Free memory was 51.9MB in the beginning and 49.0MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.81ms. Allocated memory is still 83.9MB. Free memory was 49.0MB in the beginning and 47.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 434.69ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 32.7MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 493.74ms. Allocated memory is still 83.9MB. Free memory was 32.7MB in the beginning and 43.5MB in the end (delta: -10.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.47ms. Allocated memory is still 83.9MB. Free memory was 43.5MB in the beginning and 43.1MB in the end (delta: 424.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:47:46,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eda0998b-7b6a-42b5-b73a-1d6740697602/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample