./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_09_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV --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 24f502f513783ce5a0195ebf41a7db9e851f5ce9cb655e743264341368add47d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:03:56,235 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:03:56,308 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-12 00:03:56,313 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:03:56,313 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:03:56,340 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:03:56,341 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:03:56,342 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:03:56,343 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:03:56,343 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:03:56,344 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:03:56,344 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:03:56,345 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:03:56,346 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:03:56,346 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:03:56,346 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:03:56,347 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:03:56,347 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:03:56,348 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:03:56,348 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:03:56,349 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:03:56,349 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:03:56,350 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:03:56,350 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:03:56,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:56,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:03:56,352 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:03:56,352 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:03:56,353 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:03:56,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:03:56,353 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:03:56,354 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_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 24f502f513783ce5a0195ebf41a7db9e851f5ce9cb655e743264341368add47d [2023-11-12 00:03:56,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:03:56,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:03:56,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:03:56,657 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:03:56,658 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:03:56,659 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_09_bad.i [2023-11-12 00:03:59,877 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:00,325 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:00,327 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_09_bad.i [2023-11-12 00:04:00,366 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/data/b1652425e/4e93b216794a4e4ab9824b291d59086f/FLAG5245d770b [2023-11-12 00:04:00,388 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/data/b1652425e/4e93b216794a4e4ab9824b291d59086f [2023-11-12 00:04:00,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:00,398 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:00,400 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:00,401 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:00,407 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:00,410 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:00" (1/1) ... [2023-11-12 00:04:00,411 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@813645d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:00, skipping insertion in model container [2023-11-12 00:04:00,412 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:00" (1/1) ... [2023-11-12 00:04:00,499 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:00,894 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:04:01,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:01,524 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:01,563 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:04:01,657 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:01,886 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:01,886 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:01,886 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:01,887 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:01,887 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:01,895 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:01,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:01 WrapperNode [2023-11-12 00:04:01,896 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:01,897 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:01,897 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:01,898 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:01,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:01" (1/1) ... [2023-11-12 00:04:01,949 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:01" (1/1) ... [2023-11-12 00:04:02,002 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2023-11-12 00:04:02,003 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:02,004 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:02,004 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:02,004 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:02,014 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:01" (1/1) ... [2023-11-12 00:04:02,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:01" (1/1) ... [2023-11-12 00:04:02,026 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:01" (1/1) ... [2023-11-12 00:04:02,026 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:01" (1/1) ... [2023-11-12 00:04:02,032 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:01" (1/1) ... [2023-11-12 00:04:02,034 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:01" (1/1) ... [2023-11-12 00:04:02,036 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:01" (1/1) ... [2023-11-12 00:04:02,038 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:01" (1/1) ... [2023-11-12 00:04:02,058 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:02,061 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:02,062 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:02,063 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:02,064 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:01" (1/1) ... [2023-11-12 00:04:02,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:02,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:02,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:02,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:02,137 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:04:02,137 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:04:02,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:02,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:02,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:02,138 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:04:02,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:04:02,288 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:02,290 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:02,502 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:02,834 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:02,835 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:04:02,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:02 BoogieIcfgContainer [2023-11-12 00:04:02,838 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:04:02,839 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:04:02,839 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:04:02,858 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:04:02,858 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:02" (1/1) ... [2023-11-12 00:04:02,867 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:04:02,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:02,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-12 00:04:02,935 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-12 00:04:02,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:04:02,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:02,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:03,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:04:03,266 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:04:03,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:04:03,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:04:03,577 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:04:03,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:04:03,633 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-12 00:04:03,666 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-12 00:04:03,668 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-12 00:04:03,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:04:03 ImpRootNode [2023-11-12 00:04:03,674 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:04:03,678 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:04:03,679 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:04:03,679 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:04:03,680 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:02" (3/4) ... [2023-11-12 00:04:03,684 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:04:03,685 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:04:03,687 INFO L158 Benchmark]: Toolchain (without parser) took 3288.37ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 84.6MB in the beginning and 106.7MB in the end (delta: -22.1MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2023-11-12 00:04:03,688 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory is still 63.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:03,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1495.80ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 84.6MB in the beginning and 113.0MB in the end (delta: -28.3MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2023-11-12 00:04:03,690 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.31ms. Allocated memory is still 176.2MB. Free memory was 113.0MB in the beginning and 109.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:03,691 INFO L158 Benchmark]: Boogie Preprocessor took 56.13ms. Allocated memory is still 176.2MB. Free memory was 109.8MB in the beginning and 108.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:03,692 INFO L158 Benchmark]: RCFGBuilder took 777.16ms. Allocated memory is still 176.2MB. Free memory was 108.8MB in the beginning and 65.8MB in the end (delta: 43.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-12 00:04:03,693 INFO L158 Benchmark]: CodeCheck took 835.49ms. Allocated memory is still 176.2MB. Free memory was 65.8MB in the beginning and 107.8MB in the end (delta: -42.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:03,694 INFO L158 Benchmark]: Witness Printer took 7.58ms. Allocated memory is still 176.2MB. Free memory was 107.8MB in the beginning and 106.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:03,704 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: 0.8s, 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, 0.1s 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1554. 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); [L1568] CALL 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, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={14:13}, argv={14:13}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_rand_predec_09_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(GLOBAL_CONST_TRUE) [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1556] COND TRUE \read(GLOBAL_CONST_TRUE) 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] [L1559] --data 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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory is still 63.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1495.80ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 84.6MB in the beginning and 113.0MB in the end (delta: -28.3MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.31ms. Allocated memory is still 176.2MB. Free memory was 113.0MB in the beginning and 109.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.13ms. Allocated memory is still 176.2MB. Free memory was 109.8MB in the beginning and 108.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 777.16ms. Allocated memory is still 176.2MB. Free memory was 108.8MB in the beginning and 65.8MB in the end (delta: 43.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 835.49ms. Allocated memory is still 176.2MB. Free memory was 65.8MB in the beginning and 107.8MB in the end (delta: -42.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.58ms. Allocated memory is still 176.2MB. Free memory was 107.8MB in the beginning and 106.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:04:03,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV --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 24f502f513783ce5a0195ebf41a7db9e851f5ce9cb655e743264341368add47d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:06,459 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:06,589 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-12 00:04:06,639 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:06,640 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:06,641 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:06,642 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:06,643 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:06,644 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:06,649 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:06,649 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:06,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:06,650 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:06,652 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:06,652 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:04:06,653 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:04:06,653 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:04:06,654 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:04:06,654 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:04:06,655 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:06,655 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:06,656 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:06,657 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:06,657 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:04:06,657 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:06,658 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:04:06,658 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:06,659 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:06,659 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:06,660 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:06,661 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:06,661 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:04:06,662 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:06,662 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:06,663 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:04:06,663 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:04:06,663 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 24f502f513783ce5a0195ebf41a7db9e851f5ce9cb655e743264341368add47d [2023-11-12 00:04:07,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:07,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:07,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:07,125 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:07,126 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:07,128 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_09_bad.i [2023-11-12 00:04:10,211 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:10,719 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:10,719 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_09_bad.i [2023-11-12 00:04:10,754 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/data/f33155dcc/5db8d60af3604c60ad2b80b7a6c16e24/FLAG2b53e1c02 [2023-11-12 00:04:10,773 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/data/f33155dcc/5db8d60af3604c60ad2b80b7a6c16e24 [2023-11-12 00:04:10,779 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:10,781 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:10,784 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:10,785 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:10,790 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:10,791 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:10" (1/1) ... [2023-11-12 00:04:10,792 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f14fd3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:10, skipping insertion in model container [2023-11-12 00:04:10,793 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:10" (1/1) ... [2023-11-12 00:04:10,893 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:11,285 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:04:11,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:11,874 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:11,895 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:04:11,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:12,223 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:12,224 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:12,224 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:12,224 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:12,224 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:12,233 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:12,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:12 WrapperNode [2023-11-12 00:04:12,234 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:12,235 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:12,235 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:12,236 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:12,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:12" (1/1) ... [2023-11-12 00:04:12,283 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:12" (1/1) ... [2023-11-12 00:04:12,335 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2023-11-12 00:04:12,336 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:12,337 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:12,338 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:12,338 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:12,348 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:12" (1/1) ... [2023-11-12 00:04:12,349 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:12" (1/1) ... [2023-11-12 00:04:12,370 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:12" (1/1) ... [2023-11-12 00:04:12,371 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:12" (1/1) ... [2023-11-12 00:04:12,380 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:12" (1/1) ... [2023-11-12 00:04:12,397 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:12" (1/1) ... [2023-11-12 00:04:12,401 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:12" (1/1) ... [2023-11-12 00:04:12,403 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:12" (1/1) ... [2023-11-12 00:04:12,407 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:12,413 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:12,413 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:12,414 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:12,415 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:12" (1/1) ... [2023-11-12 00:04:12,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:12,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:12,454 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:12,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:04:12,505 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:04:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:04:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:12,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:12,506 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:04:12,719 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:12,722 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:12,930 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:13,049 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:13,049 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:04:13,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:13 BoogieIcfgContainer [2023-11-12 00:04:13,054 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:04:13,056 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:04:13,056 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:04:13,067 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:04:13,067 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:13" (1/1) ... [2023-11-12 00:04:13,078 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:04:13,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:13,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-12 00:04:13,152 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-12 00:04:13,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:04:13,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:13,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:13,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:04:13,164 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:04:13,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-12 00:04:13,235 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort RoundingMode not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:440) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:04:13,239 INFO L158 Benchmark]: Toolchain (without parser) took 2457.63ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 60.8MB in the beginning and 71.7MB in the end (delta: -10.9MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2023-11-12 00:04:13,240 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 67.1MB. Free memory is still 43.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:13,241 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1450.25ms. Allocated memory is still 88.1MB. Free memory was 60.5MB in the beginning and 57.4MB in the end (delta: 3.2MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2023-11-12 00:04:13,241 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.06ms. Allocated memory is still 88.1MB. Free memory was 57.4MB in the beginning and 54.4MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:04:13,242 INFO L158 Benchmark]: Boogie Preprocessor took 75.25ms. Allocated memory is still 88.1MB. Free memory was 54.4MB in the beginning and 52.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:13,243 INFO L158 Benchmark]: RCFGBuilder took 641.65ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 52.3MB in the beginning and 77.6MB in the end (delta: -25.3MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2023-11-12 00:04:13,243 INFO L158 Benchmark]: CodeCheck took 181.46ms. Allocated memory is still 111.1MB. Free memory was 77.6MB in the beginning and 71.7MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:04:13,254 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort RoundingMode not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64ms. Allocated memory is still 67.1MB. Free memory is still 43.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1450.25ms. Allocated memory is still 88.1MB. Free memory was 60.5MB in the beginning and 57.4MB in the end (delta: 3.2MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.06ms. Allocated memory is still 88.1MB. Free memory was 57.4MB in the beginning and 54.4MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.25ms. Allocated memory is still 88.1MB. Free memory was 54.4MB in the beginning and 52.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 641.65ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 52.3MB in the beginning and 77.6MB in the end (delta: -25.3MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * CodeCheck took 181.46ms. Allocated memory is still 111.1MB. Free memory was 77.6MB in the beginning and 71.7MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:04:13,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:04:13,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ec599b-464e-49f3-bcc9-f81490d57ba2/bin/ukojak-verify-0OAaufAVZV/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: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared