./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_41_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_41_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk --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 8d04ca7c01e19b3513d3339d9efbfcdb9bb232bc197b3589d952389c68c21a25 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:48:09,210 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:48:09,305 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:48:09,310 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:48:09,311 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:48:09,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:48:09,339 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:48:09,340 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:48:09,341 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:48:09,341 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:48:09,342 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:48:09,342 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:48:09,343 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:48:09,343 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:48:09,344 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:48:09,344 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:48:09,345 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:48:09,345 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:48:09,346 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:48:09,346 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:48:09,347 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:48:09,348 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:48:09,348 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:48:09,349 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:48:09,349 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:48:09,349 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:48:09,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:48:09,350 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:48:09,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:48:09,351 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:48:09,352 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:48:09,352 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:48:09,353 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d04ca7c01e19b3513d3339d9efbfcdb9bb232bc197b3589d952389c68c21a25 [2024-11-08 22:48:09,723 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:48:09,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:48:09,765 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:48:09,768 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:48:09,769 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:48:09,770 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_41_bad.i Unable to find full path for "g++" [2024-11-08 22:48:11,857 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:48:12,248 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:48:12,250 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_41_bad.i [2024-11-08 22:48:12,276 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/data/4fc8fa24e/1bf1e099501c4209bff905955939777a/FLAGc427f5921 [2024-11-08 22:48:12,431 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/data/4fc8fa24e/1bf1e099501c4209bff905955939777a [2024-11-08 22:48:12,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:48:12,436 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:48:12,437 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:48:12,437 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:48:12,443 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:48:12,444 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:48:12" (1/1) ... [2024-11-08 22:48:12,445 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51d79e7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:12, skipping insertion in model container [2024-11-08 22:48:12,445 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:48:12" (1/1) ... [2024-11-08 22:48:12,535 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:48:13,616 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:48:13,627 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:48:13,736 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:48:13,889 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:48:13,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:13 WrapperNode [2024-11-08 22:48:13,890 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:48:13,891 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:48:13,892 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:48:13,892 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:48:13,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:13" (1/1) ... [2024-11-08 22:48:13,944 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:13" (1/1) ... [2024-11-08 22:48:13,981 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 41 [2024-11-08 22:48:13,982 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:48:13,983 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:48:13,983 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:48:13,984 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:48:13,994 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:13" (1/1) ... [2024-11-08 22:48:13,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:13" (1/1) ... [2024-11-08 22:48:14,002 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:13" (1/1) ... [2024-11-08 22:48:14,002 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:13" (1/1) ... [2024-11-08 22:48:14,010 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:13" (1/1) ... [2024-11-08 22:48:14,012 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:13" (1/1) ... [2024-11-08 22:48:14,013 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:13" (1/1) ... [2024-11-08 22:48:14,014 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:13" (1/1) ... [2024-11-08 22:48:14,017 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:48:14,018 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:48:14,018 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:48:14,018 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:48:14,019 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:13" (1/1) ... [2024-11-08 22:48:14,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:48:14,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:48:14,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:48:14,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:48:14,160 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:48:14,160 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:48:14,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:48:14,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:48:14,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:48:14,361 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:48:14,363 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:48:14,518 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 22:48:14,521 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:48:14,582 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:48:14,584 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:48:14,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:48:14 BoogieIcfgContainer [2024-11-08 22:48:14,585 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:48:14,586 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:48:14,586 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:48:14,598 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:48:14,599 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:48:14" (1/1) ... [2024-11-08 22:48:14,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:48:14,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:48:14,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:48:14,676 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:48:14,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:48:14,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:48:14,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:48:14,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:48:14,835 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:48:14,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:48:14,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:48:14,902 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:48:14,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:48:14,927 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:48:14,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:48:14 ImpRootNode [2024-11-08 22:48:14,951 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:48:14,952 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:48:14,952 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:48:14,952 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:48:14,954 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:48:14" (3/4) ... [2024-11-08 22:48:14,956 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:48:14,957 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:48:14,958 INFO L158 Benchmark]: Toolchain (without parser) took 2522.24ms. Allocated memory is still 165.7MB. Free memory was 128.8MB in the beginning and 106.6MB in the end (delta: 22.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 22:48:14,959 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 165.7MB. Free memory is still 138.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:48:14,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1453.65ms. Allocated memory is still 165.7MB. Free memory was 128.8MB in the beginning and 62.9MB in the end (delta: 66.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-08 22:48:14,960 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.55ms. Allocated memory is still 165.7MB. Free memory was 62.9MB in the beginning and 60.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:48:14,960 INFO L158 Benchmark]: Boogie Preprocessor took 33.69ms. Allocated memory is still 165.7MB. Free memory was 60.2MB in the beginning and 58.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:48:14,961 INFO L158 Benchmark]: RCFGBuilder took 567.63ms. Allocated memory is still 165.7MB. Free memory was 58.7MB in the beginning and 121.3MB in the end (delta: -62.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:48:14,961 INFO L158 Benchmark]: CodeCheck took 365.42ms. Allocated memory is still 165.7MB. Free memory was 121.3MB in the beginning and 107.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:48:14,962 INFO L158 Benchmark]: Witness Printer took 5.34ms. Allocated memory is still 165.7MB. Free memory is still 106.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:48:14,965 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: 1552]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1566. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1566] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1566] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL CWE191_Integer_Underflow__int_min_multiply_41_bad() [L1558] int data; [L1559] data = 0 [L1560] data = (-0x7fffffff - 1) [L1561] CALL badSink(data) [L1550] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 165.7MB. Free memory is still 138.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1453.65ms. Allocated memory is still 165.7MB. Free memory was 128.8MB in the beginning and 62.9MB in the end (delta: 66.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.55ms. Allocated memory is still 165.7MB. Free memory was 62.9MB in the beginning and 60.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.69ms. Allocated memory is still 165.7MB. Free memory was 60.2MB in the beginning and 58.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 567.63ms. Allocated memory is still 165.7MB. Free memory was 58.7MB in the beginning and 121.3MB in the end (delta: -62.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 365.42ms. Allocated memory is still 165.7MB. Free memory was 121.3MB in the beginning and 107.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 5.34ms. Allocated memory is still 165.7MB. Free memory is still 106.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:48:14,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_41_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk --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 8d04ca7c01e19b3513d3339d9efbfcdb9bb232bc197b3589d952389c68c21a25 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:48:17,548 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:48:17,654 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:48:17,702 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:48:17,703 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:48:17,704 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:48:17,705 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:48:17,705 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:48:17,706 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:48:17,706 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:48:17,707 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:48:17,707 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:48:17,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:48:17,708 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:48:17,708 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:48:17,710 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:48:17,711 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:48:17,712 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:48:17,712 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:48:17,713 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:48:17,713 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:48:17,717 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:48:17,718 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:48:17,718 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:48:17,718 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:48:17,719 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:48:17,719 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:48:17,719 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:48:17,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:48:17,720 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:48:17,720 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:48:17,721 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:48:17,723 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:48:17,723 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:48:17,723 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:48:17,724 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d04ca7c01e19b3513d3339d9efbfcdb9bb232bc197b3589d952389c68c21a25 [2024-11-08 22:48:18,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:48:18,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:48:18,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:48:18,147 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:48:18,148 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:48:18,150 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_41_bad.i Unable to find full path for "g++" [2024-11-08 22:48:20,306 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:48:20,730 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:48:20,731 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_41_bad.i [2024-11-08 22:48:20,755 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/data/10f3b2cf0/a57357a2db194029bb01d2fe17858511/FLAGb08192d3e [2024-11-08 22:48:20,889 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/data/10f3b2cf0/a57357a2db194029bb01d2fe17858511 [2024-11-08 22:48:20,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:48:20,893 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:48:20,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:48:20,894 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:48:20,900 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:48:20,900 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:48:20" (1/1) ... [2024-11-08 22:48:20,902 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21f10e45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:20, skipping insertion in model container [2024-11-08 22:48:20,902 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:48:20" (1/1) ... [2024-11-08 22:48:20,965 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:48:22,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:48:22,074 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:48:22,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:48:22,381 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:48:22,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:22 WrapperNode [2024-11-08 22:48:22,383 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:48:22,384 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:48:22,384 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:48:22,385 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:48:22,395 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:22" (1/1) ... [2024-11-08 22:48:22,441 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:22" (1/1) ... [2024-11-08 22:48:22,479 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 41 [2024-11-08 22:48:22,480 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:48:22,482 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:48:22,483 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:48:22,483 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:48:22,493 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:22" (1/1) ... [2024-11-08 22:48:22,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:22" (1/1) ... [2024-11-08 22:48:22,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:22" (1/1) ... [2024-11-08 22:48:22,501 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:22" (1/1) ... [2024-11-08 22:48:22,513 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:22" (1/1) ... [2024-11-08 22:48:22,521 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:22" (1/1) ... [2024-11-08 22:48:22,524 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:22" (1/1) ... [2024-11-08 22:48:22,529 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:22" (1/1) ... [2024-11-08 22:48:22,532 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:48:22,539 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:48:22,539 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:48:22,539 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:48:22,540 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:22" (1/1) ... [2024-11-08 22:48:22,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:48:22,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:48:22,585 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:48:22,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:48:22,644 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:48:22,648 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:48:22,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:48:22,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:48:22,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:48:22,885 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:48:22,887 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:48:23,027 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 22:48:23,027 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:48:23,100 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:48:23,100 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:48:23,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:48:23 BoogieIcfgContainer [2024-11-08 22:48:23,101 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:48:23,102 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:48:23,102 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:48:23,116 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:48:23,117 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:48:23" (1/1) ... [2024-11-08 22:48:23,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:48:23,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:48:23,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:48:23,215 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:48:23,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:48:23,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:48:23,225 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:48:23,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:48:23,229 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:48:23,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:48:23,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:48:23,443 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:48:23,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:48:23,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:48:23,595 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:48:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:48:23,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:48:23,657 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:48:23,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:48:23 ImpRootNode [2024-11-08 22:48:23,709 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:48:23,710 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:48:23,710 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:48:23,714 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:48:23,716 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:48:23" (3/4) ... [2024-11-08 22:48:23,723 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:48:23,726 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:48:23,728 INFO L158 Benchmark]: Toolchain (without parser) took 2834.00ms. Allocated memory was 88.1MB in the beginning and 117.4MB in the end (delta: 29.4MB). Free memory was 61.2MB in the beginning and 64.1MB in the end (delta: -2.9MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2024-11-08 22:48:23,729 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 63.9MB in the end (delta: 155.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:48:23,730 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1489.06ms. Allocated memory was 88.1MB in the beginning and 117.4MB in the end (delta: 29.4MB). Free memory was 60.9MB in the beginning and 66.7MB in the end (delta: -5.8MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2024-11-08 22:48:23,732 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.85ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 63.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:48:23,733 INFO L158 Benchmark]: Boogie Preprocessor took 53.73ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 62.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:48:23,735 INFO L158 Benchmark]: RCFGBuilder took 562.72ms. Allocated memory is still 117.4MB. Free memory was 62.0MB in the beginning and 78.1MB in the end (delta: -16.1MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2024-11-08 22:48:23,736 INFO L158 Benchmark]: CodeCheck took 607.22ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 64.8MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:48:23,737 INFO L158 Benchmark]: Witness Printer took 15.78ms. Allocated memory is still 117.4MB. Free memory was 64.8MB in the beginning and 64.1MB in the end (delta: 689.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:48:23,744 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1552]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1566. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1566] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1566] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL CWE191_Integer_Underflow__int_min_multiply_41_bad() [L1558] int data; [L1559] data = 0 [L1560] data = (-0x7fffffff - 1) [L1561] CALL badSink(data) [L1550] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 63.9MB in the end (delta: 155.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1489.06ms. Allocated memory was 88.1MB in the beginning and 117.4MB in the end (delta: 29.4MB). Free memory was 60.9MB in the beginning and 66.7MB in the end (delta: -5.8MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.85ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 63.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.73ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 62.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 562.72ms. Allocated memory is still 117.4MB. Free memory was 62.0MB in the beginning and 78.1MB in the end (delta: -16.1MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * CodeCheck took 607.22ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 64.8MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 15.78ms. Allocated memory is still 117.4MB. Free memory was 64.8MB in the beginning and 64.1MB in the end (delta: 689.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:48:23,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f0033e7-8609-48db-b7cc-a78e0668ef6a/bin/ukojak-verify-ImItNfHLgk/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