./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_22_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_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/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_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_22_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/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_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/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 b290aaa48784b9213e767ff1ef5bcc1250fa45af443aaff2cd88c139c4fb03f1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:47:20,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:47:21,023 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:47:21,029 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:47:21,030 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:47:21,061 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:47:21,062 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:47:21,062 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:47:21,062 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:47:21,064 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:47:21,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:47:21,065 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:47:21,065 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:47:21,065 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:47:21,065 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:47:21,066 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:47:21,066 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:47:21,066 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:47:21,066 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:47:21,066 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:47:21,066 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:47:21,066 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:47:21,066 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:47:21,067 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:47:21,067 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:47:21,067 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:47:21,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:47:21,067 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:47:21,068 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:47:21,068 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:47:21,068 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:47:21,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:47:21,068 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_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/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 -> b290aaa48784b9213e767ff1ef5bcc1250fa45af443aaff2cd88c139c4fb03f1 [2024-11-13 21:47:21,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:47:21,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:47:21,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:47:21,406 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:47:21,406 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:47:21,407 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_22_bad.i Unable to find full path for "g++" [2024-11-13 21:47:23,339 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:47:23,836 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:47:23,839 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_22_bad.i [2024-11-13 21:47:23,873 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/data/7cc3d841c/e4e8b911fe0a47388f17c17bdf1d0c8f/FLAGa47e4bc98 [2024-11-13 21:47:23,897 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/data/7cc3d841c/e4e8b911fe0a47388f17c17bdf1d0c8f [2024-11-13 21:47:23,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:47:23,902 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:47:23,904 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:47:23,905 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:47:23,909 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:47:23,910 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:47:23" (1/1) ... [2024-11-13 21:47:23,912 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24844e77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:23, skipping insertion in model container [2024-11-13 21:47:23,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:47:23" (1/1) ... [2024-11-13 21:47:23,962 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:47:24,805 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:47:24,816 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:47:24,897 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:47:25,033 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:47:25,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:25 WrapperNode [2024-11-13 21:47:25,033 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:47:25,038 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:47:25,038 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:47:25,038 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:47:25,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:25" (1/1) ... [2024-11-13 21:47:25,064 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:25" (1/1) ... [2024-11-13 21:47:25,082 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 44 [2024-11-13 21:47:25,083 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:47:25,084 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:47:25,084 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:47:25,084 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:47:25,091 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:25" (1/1) ... [2024-11-13 21:47:25,092 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:25" (1/1) ... [2024-11-13 21:47:25,099 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:25" (1/1) ... [2024-11-13 21:47:25,100 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:25" (1/1) ... [2024-11-13 21:47:25,110 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:25" (1/1) ... [2024-11-13 21:47:25,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:25" (1/1) ... [2024-11-13 21:47:25,113 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:25" (1/1) ... [2024-11-13 21:47:25,114 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:25" (1/1) ... [2024-11-13 21:47:25,120 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:47:25,121 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:47:25,121 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:47:25,121 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:47:25,122 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:25" (1/1) ... [2024-11-13 21:47:25,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:47:25,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:47:25,158 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:47:25,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:47:25,189 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:47:25,189 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:47:25,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:47:25,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:47:25,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:47:25,362 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:47:25,364 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:47:25,495 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 21:47:25,495 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:47:25,545 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:47:25,545 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:47:25,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:47:25 BoogieIcfgContainer [2024-11-13 21:47:25,546 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:47:25,547 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:47:25,547 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:47:25,556 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:47:25,556 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:47:25" (1/1) ... [2024-11-13 21:47:25,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:47:25,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:25,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 21:47:25,625 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 21:47:25,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:47:25,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:25,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:47:25,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:25,748 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:47:25,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:25,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:25,819 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:47:25,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:25,864 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:47:25,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:47:25 ImpRootNode [2024-11-13 21:47:25,903 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:47:25,904 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:47:25,904 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:47:25,904 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:47:25,908 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:47:25" (3/4) ... [2024-11-13 21:47:25,910 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:47:25,911 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:47:25,912 INFO L158 Benchmark]: Toolchain (without parser) took 2010.38ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 51.3MB in the end (delta: 37.9MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2024-11-13 21:47:25,913 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:25,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1133.48ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 82.4MB in the end (delta: 6.6MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2024-11-13 21:47:25,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.06ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 79.7MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:47:25,914 INFO L158 Benchmark]: Boogie Preprocessor took 36.37ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 78.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:25,914 INFO L158 Benchmark]: RCFGBuilder took 425.47ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 65.6MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:47:25,919 INFO L158 Benchmark]: CodeCheck took 356.68ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 51.8MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:47:25,919 INFO L158 Benchmark]: Witness Printer took 7.64ms. Allocated memory is still 117.4MB. Free memory was 51.8MB in the beginning and 51.3MB in the end (delta: 538.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:25,921 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1573]: 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 1561. 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] int CWE191_Integer_Underflow__int_min_multiply_22_badGlobal = 0; [L1561] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_multiply_22_badGlobal=0, 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) [L1561] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_multiply_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] CALL CWE191_Integer_Underflow__int_min_multiply_22_bad() [L1552] int data; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] CWE191_Integer_Underflow__int_min_multiply_22_badGlobal = 1 [L1556] CALL CWE191_Integer_Underflow__int_min_multiply_22_badSink(data) [L1569] COND TRUE \read(CWE191_Integer_Underflow__int_min_multiply_22_badGlobal) VAL [CWE191_Integer_Underflow__int_min_multiply_22_badGlobal=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] COND TRUE data < 0 VAL [CWE191_Integer_Underflow__int_min_multiply_22_badGlobal=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1573] data * 2 VAL [CWE191_Integer_Underflow__int_min_multiply_22_badGlobal=1, 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 0.28ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1133.48ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 82.4MB in the end (delta: 6.6MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.06ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 79.7MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.37ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 78.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 425.47ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 65.6MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 356.68ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 51.8MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 7.64ms. Allocated memory is still 117.4MB. Free memory was 51.8MB in the beginning and 51.3MB in the end (delta: 538.3kB). 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 21:47:25,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/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_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/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_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_22_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/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_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/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 b290aaa48784b9213e767ff1ef5bcc1250fa45af443aaff2cd88c139c4fb03f1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:47:28,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:47:28,485 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:47:28,538 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:47:28,540 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:47:28,540 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:47:28,541 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:47:28,541 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:47:28,542 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:47:28,542 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:47:28,542 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:47:28,542 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:47:28,542 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:47:28,543 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:47:28,543 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:47:28,543 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:47:28,543 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:47:28,543 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:47:28,543 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:47:28,543 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:47:28,543 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:47:28,543 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:47:28,544 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:47:28,544 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:47:28,544 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:47:28,544 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:28,544 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:47:28,544 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:47:28,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:47:28,544 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:47:28,544 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:47:28,544 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:47:28,545 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:47:28,545 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:28,545 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:47:28,545 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_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/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 -> b290aaa48784b9213e767ff1ef5bcc1250fa45af443aaff2cd88c139c4fb03f1 [2024-11-13 21:47:28,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:47:28,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:47:28,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:47:28,834 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:47:28,834 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:47:28,835 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_22_bad.i Unable to find full path for "g++" [2024-11-13 21:47:30,735 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:47:31,171 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:47:31,172 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_22_bad.i [2024-11-13 21:47:31,207 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/data/a19769f03/72a8fdd8eeae4cb2be6522388a706803/FLAGe8fb3a801 [2024-11-13 21:47:31,230 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/data/a19769f03/72a8fdd8eeae4cb2be6522388a706803 [2024-11-13 21:47:31,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:47:31,237 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:47:31,238 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:47:31,238 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:47:31,244 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:47:31,244 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:47:31" (1/1) ... [2024-11-13 21:47:31,247 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55482908 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:31, skipping insertion in model container [2024-11-13 21:47:31,247 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:47:31" (1/1) ... [2024-11-13 21:47:31,315 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:47:32,290 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:47:32,307 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:47:32,436 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:47:32,592 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:47:32,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:32 WrapperNode [2024-11-13 21:47:32,592 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:47:32,593 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:47:32,593 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:47:32,593 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:47:32,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:32" (1/1) ... [2024-11-13 21:47:32,621 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:32" (1/1) ... [2024-11-13 21:47:32,641 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 44 [2024-11-13 21:47:32,643 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:47:32,644 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:47:32,644 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:47:32,644 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:47:32,651 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:32" (1/1) ... [2024-11-13 21:47:32,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:32" (1/1) ... [2024-11-13 21:47:32,656 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:32" (1/1) ... [2024-11-13 21:47:32,656 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:32" (1/1) ... [2024-11-13 21:47:32,673 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:32" (1/1) ... [2024-11-13 21:47:32,679 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:32" (1/1) ... [2024-11-13 21:47:32,681 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:32" (1/1) ... [2024-11-13 21:47:32,682 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:32" (1/1) ... [2024-11-13 21:47:32,691 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:47:32,692 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:47:32,692 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:47:32,692 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:47:32,693 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:32" (1/1) ... [2024-11-13 21:47:32,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:47:32,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:47:32,723 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:47:32,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:47:32,754 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:47:32,754 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:47:32,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:47:32,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:47:32,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:47:32,922 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:47:32,924 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:47:33,071 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 21:47:33,071 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:47:33,142 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:47:33,142 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:47:33,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:47:33 BoogieIcfgContainer [2024-11-13 21:47:33,142 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:47:33,143 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:47:33,143 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:47:33,156 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:47:33,156 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:47:33" (1/1) ... [2024-11-13 21:47:33,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:47:33,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:33,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 21:47:33,224 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 21:47:33,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:47:33,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:33,231 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:33,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:33,234 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:33,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:47:33,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:33,417 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:47:33,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:33,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:33,543 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:47:33,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:33,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:47:33,632 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:47:33,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:47:33 ImpRootNode [2024-11-13 21:47:33,669 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:47:33,670 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:47:33,670 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:47:33,671 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:47:33,671 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:47:33" (3/4) ... [2024-11-13 21:47:33,675 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:47:33,676 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:47:33,679 INFO L158 Benchmark]: Toolchain (without parser) took 2439.88ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 88.7MB in the beginning and 217.8MB in the end (delta: -129.2MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2024-11-13 21:47:33,679 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:33,679 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1354.70ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 67.5MB in the end (delta: 21.0MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2024-11-13 21:47:33,680 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.03ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 65.0MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:33,682 INFO L158 Benchmark]: Boogie Preprocessor took 47.43ms. Allocated memory is still 117.4MB. Free memory was 65.0MB in the beginning and 63.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:33,683 INFO L158 Benchmark]: RCFGBuilder took 450.72ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 48.0MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:47:33,683 INFO L158 Benchmark]: CodeCheck took 526.10ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 47.5MB in the beginning and 217.9MB in the end (delta: -170.4MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2024-11-13 21:47:33,684 INFO L158 Benchmark]: Witness Printer took 6.11ms. Allocated memory is still 251.7MB. Free memory was 217.9MB in the beginning and 217.8MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:33,686 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1573]: 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 1561. 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] int CWE191_Integer_Underflow__int_min_multiply_22_badGlobal = 0; [L1561] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_multiply_22_badGlobal=0, 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) [L1561] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_multiply_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] CALL CWE191_Integer_Underflow__int_min_multiply_22_bad() [L1552] int data; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] CWE191_Integer_Underflow__int_min_multiply_22_badGlobal = 1 [L1556] CALL CWE191_Integer_Underflow__int_min_multiply_22_badSink(data) [L1569] COND TRUE \read(CWE191_Integer_Underflow__int_min_multiply_22_badGlobal) VAL [CWE191_Integer_Underflow__int_min_multiply_22_badGlobal=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] COND TRUE data < 0 VAL [CWE191_Integer_Underflow__int_min_multiply_22_badGlobal=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1573] data * 2 VAL [CWE191_Integer_Underflow__int_min_multiply_22_badGlobal=1, 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 0.36ms. Allocated memory is still 117.4MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1354.70ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 67.5MB in the end (delta: 21.0MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.03ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 65.0MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.43ms. Allocated memory is still 117.4MB. Free memory was 65.0MB in the beginning and 63.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 450.72ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 48.0MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 526.10ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 47.5MB in the beginning and 217.9MB in the end (delta: -170.4MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Witness Printer took 6.11ms. Allocated memory is still 251.7MB. Free memory was 217.9MB in the beginning and 217.8MB in the end (delta: 42.6kB). 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 21:47:33,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e328b4-9bd9-42d6-bd9d-5dfa58f1373f/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