./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_06_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/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_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_06_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/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_914fa14f-10d5-477d-9649-12714796bc81/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 ad346c51e50b2465fde09c53876dcde4d192199b1082609f59381f30e812cd1b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:44:07,219 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:44:07,344 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:44:07,357 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:44:07,358 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:44:07,401 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:44:07,402 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:44:07,402 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:44:07,404 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:44:07,409 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:44:07,411 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:44:07,411 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:44:07,412 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:44:07,412 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:44:07,413 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:44:07,413 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:44:07,414 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:44:07,414 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:44:07,415 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:44:07,415 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:44:07,416 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:44:07,416 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:44:07,417 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:44:07,418 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:44:07,418 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:44:07,419 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:44:07,419 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:44:07,420 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:44:07,420 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:44:07,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:44:07,422 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:44:07,422 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_914fa14f-10d5-477d-9649-12714796bc81/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad346c51e50b2465fde09c53876dcde4d192199b1082609f59381f30e812cd1b [2023-11-11 23:44:07,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:44:07,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:44:07,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:44:07,817 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:44:07,818 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:44:07,819 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_06_bad.i [2023-11-11 23:44:11,200 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:44:11,741 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:44:11,742 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_06_bad.i [2023-11-11 23:44:11,777 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/data/f17461408/317e4718070742d89a68e25eba7414e5/FLAGca70ee603 [2023-11-11 23:44:11,796 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/data/f17461408/317e4718070742d89a68e25eba7414e5 [2023-11-11 23:44:11,799 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:44:11,801 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:44:11,803 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:44:11,803 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:44:11,809 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:44:11,810 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:44:11" (1/1) ... [2023-11-11 23:44:11,812 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@423cdad9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:11, skipping insertion in model container [2023-11-11 23:44:11,812 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:44:11" (1/1) ... [2023-11-11 23:44:11,884 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:44:12,408 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:44:13,136 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:44:13,148 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:44:13,186 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:44:13,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:44:13,416 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:44:13,416 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:44:13,416 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:44:13,417 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:44:13,417 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:44:13,426 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:44:13,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:13 WrapperNode [2023-11-11 23:44:13,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:44:13,428 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:44:13,428 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:44:13,428 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:44:13,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:13" (1/1) ... [2023-11-11 23:44:13,464 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:13" (1/1) ... [2023-11-11 23:44:13,498 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 92 [2023-11-11 23:44:13,499 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:44:13,500 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:44:13,500 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:44:13,500 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:44:13,511 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:13" (1/1) ... [2023-11-11 23:44:13,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:13" (1/1) ... [2023-11-11 23:44:13,516 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:13" (1/1) ... [2023-11-11 23:44:13,516 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:13" (1/1) ... [2023-11-11 23:44:13,524 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:13" (1/1) ... [2023-11-11 23:44:13,527 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:13" (1/1) ... [2023-11-11 23:44:13,530 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:13" (1/1) ... [2023-11-11 23:44:13,532 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:13" (1/1) ... [2023-11-11 23:44:13,536 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:44:13,537 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:44:13,537 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:44:13,538 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:44:13,539 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:13" (1/1) ... [2023-11-11 23:44:13,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:44:13,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:44:13,580 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:44:13,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:44:13,648 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:44:13,648 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:44:13,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:44:13,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:44:13,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:44:13,649 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:44:13,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:44:13,821 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:44:13,823 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:44:14,084 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:44:14,418 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:44:14,418 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:44:14,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:44:14 BoogieIcfgContainer [2023-11-11 23:44:14,426 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:44:14,428 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:44:14,429 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:44:14,441 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:44:14,441 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:44:14" (1/1) ... [2023-11-11 23:44:14,453 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:44:14,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:14,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-11 23:44:14,521 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-11 23:44:14,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:44:14,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:14,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:14,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:44:14,939 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:44:15,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:44:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:44:15,291 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:44:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:44:15,366 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-11 23:44:15,411 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-11 23:44:15,414 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-11 23:44:15,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:44:15 ImpRootNode [2023-11-11 23:44:15,428 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:44:15,432 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:44:15,433 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:44:15,433 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:44:15,434 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:44:14" (3/4) ... [2023-11-11 23:44:15,439 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-11 23:44:15,441 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:44:15,442 INFO L158 Benchmark]: Toolchain (without parser) took 3640.86ms. Allocated memory is still 140.5MB. Free memory was 106.6MB in the beginning and 73.0MB in the end (delta: 33.6MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2023-11-11 23:44:15,444 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 113.2MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:44:15,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1624.42ms. Allocated memory is still 140.5MB. Free memory was 106.2MB in the beginning and 102.4MB in the end (delta: 3.8MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. [2023-11-11 23:44:15,446 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.40ms. Allocated memory is still 140.5MB. Free memory was 102.4MB in the beginning and 99.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:44:15,447 INFO L158 Benchmark]: Boogie Preprocessor took 36.66ms. Allocated memory is still 140.5MB. Free memory was 99.5MB in the beginning and 98.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:44:15,448 INFO L158 Benchmark]: RCFGBuilder took 888.86ms. Allocated memory is still 140.5MB. Free memory was 98.1MB in the beginning and 56.2MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-11 23:44:15,450 INFO L158 Benchmark]: CodeCheck took 999.64ms. Allocated memory is still 140.5MB. Free memory was 56.2MB in the beginning and 73.2MB in the end (delta: -17.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:44:15,451 INFO L158 Benchmark]: Witness Printer took 8.93ms. Allocated memory is still 140.5MB. Free memory was 73.2MB in the beginning and 73.0MB in the end (delta: 247.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:44:15,455 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: 0.9s, 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: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1555. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static const int STATIC_CONST_FIVE = 5; [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, \old(argc)=12, argc=12, argv={14:13}, argv={14:13}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL CWE191_Integer_Underflow__int_rand_predec_06_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE STATIC_CONST_FIVE==5 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1555] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] COND TRUE STATIC_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] --data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, 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 0.47ms. Allocated memory is still 113.2MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1624.42ms. Allocated memory is still 140.5MB. Free memory was 106.2MB in the beginning and 102.4MB in the end (delta: 3.8MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.40ms. Allocated memory is still 140.5MB. Free memory was 102.4MB in the beginning and 99.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.66ms. Allocated memory is still 140.5MB. Free memory was 99.5MB in the beginning and 98.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 888.86ms. Allocated memory is still 140.5MB. Free memory was 98.1MB in the beginning and 56.2MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 999.64ms. Allocated memory is still 140.5MB. Free memory was 56.2MB in the beginning and 73.2MB in the end (delta: -17.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.93ms. Allocated memory is still 140.5MB. Free memory was 73.2MB in the beginning and 73.0MB in the end (delta: 247.5kB). There was no memory consumed. 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 [2023-11-11 23:44:15,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/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_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_06_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/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_914fa14f-10d5-477d-9649-12714796bc81/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 ad346c51e50b2465fde09c53876dcde4d192199b1082609f59381f30e812cd1b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:44:18,794 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:44:18,939 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-11 23:44:19,018 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:44:19,020 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:44:19,021 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:44:19,022 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:44:19,023 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:44:19,025 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:44:19,031 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:44:19,032 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:44:19,032 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:44:19,033 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:44:19,035 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:44:19,036 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:44:19,037 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:44:19,037 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:44:19,038 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:44:19,038 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:44:19,040 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:44:19,041 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:44:19,042 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:44:19,043 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:44:19,043 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:44:19,044 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:44:19,045 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:44:19,045 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:44:19,046 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:44:19,047 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:44:19,047 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:44:19,049 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:44:19,049 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:44:19,050 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:44:19,051 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:44:19,051 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:44:19,052 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:44:19,052 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_914fa14f-10d5-477d-9649-12714796bc81/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad346c51e50b2465fde09c53876dcde4d192199b1082609f59381f30e812cd1b [2023-11-11 23:44:19,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:44:19,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:44:19,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:44:19,664 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:44:19,665 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:44:19,667 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_06_bad.i [2023-11-11 23:44:23,319 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:44:23,979 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:44:23,980 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_06_bad.i [2023-11-11 23:44:24,024 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/data/1101909b2/72562befd9b84c9599218b6e6c6bf87e/FLAG88379a274 [2023-11-11 23:44:24,050 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/data/1101909b2/72562befd9b84c9599218b6e6c6bf87e [2023-11-11 23:44:24,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:44:24,060 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:44:24,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:44:24,066 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:44:24,073 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:44:24,077 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:44:24" (1/1) ... [2023-11-11 23:44:24,078 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@498baa22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:24, skipping insertion in model container [2023-11-11 23:44:24,079 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:44:24" (1/1) ... [2023-11-11 23:44:24,174 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:44:24,740 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:44:25,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:44:25,400 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:44:25,421 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:44:25,517 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:44:25,645 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:44:25,645 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:44:25,646 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:44:25,646 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:44:25,646 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:44:25,654 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:44:25,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25 WrapperNode [2023-11-11 23:44:25,654 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:44:25,656 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:44:25,656 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:44:25,656 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:44:25,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,702 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,730 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2023-11-11 23:44:25,730 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:44:25,731 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:44:25,732 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:44:25,732 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:44:25,741 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,754 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,754 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,764 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,773 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,777 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,779 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,784 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:44:25,785 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:44:25,785 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:44:25,785 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:44:25,786 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:44:25,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:44:25,820 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:44:25,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:44:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:44:25,852 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:44:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:44:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:44:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:44:25,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:44:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:44:26,044 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:44:26,046 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:44:26,286 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:44:26,369 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:44:26,369 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:44:26,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:44:26 BoogieIcfgContainer [2023-11-11 23:44:26,377 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:44:26,379 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:44:26,379 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:44:26,389 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:44:26,390 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:44:26" (1/1) ... [2023-11-11 23:44:26,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:44:26,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:26,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-11 23:44:26,469 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-11 23:44:26,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:44:26,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:26,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:44:26,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:44:26,485 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:44:26,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:44:26,559 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) [2023-11-11 23:44:26,566 INFO L158 Benchmark]: Toolchain (without parser) took 2502.52ms. Allocated memory is still 92.3MB. Free memory was 64.7MB in the beginning and 45.8MB in the end (delta: 18.9MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2023-11-11 23:44:26,567 INFO L158 Benchmark]: CDTParser took 1.47ms. Allocated memory is still 71.3MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:44:26,569 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1590.23ms. Allocated memory is still 92.3MB. Free memory was 64.4MB in the beginning and 50.3MB in the end (delta: 14.1MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2023-11-11 23:44:26,570 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.11ms. Allocated memory is still 92.3MB. Free memory was 50.3MB in the beginning and 47.0MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:44:26,570 INFO L158 Benchmark]: Boogie Preprocessor took 52.79ms. Allocated memory is still 92.3MB. Free memory was 47.0MB in the beginning and 45.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:44:26,572 INFO L158 Benchmark]: RCFGBuilder took 592.68ms. Allocated memory is still 92.3MB. Free memory was 45.3MB in the beginning and 51.7MB in the end (delta: -6.4MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2023-11-11 23:44:26,572 INFO L158 Benchmark]: CodeCheck took 182.43ms. Allocated memory is still 92.3MB. Free memory was 51.7MB in the beginning and 45.8MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:44:26,576 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 1.47ms. Allocated memory is still 71.3MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1590.23ms. Allocated memory is still 92.3MB. Free memory was 64.4MB in the beginning and 50.3MB in the end (delta: 14.1MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.11ms. Allocated memory is still 92.3MB. Free memory was 50.3MB in the beginning and 47.0MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.79ms. Allocated memory is still 92.3MB. Free memory was 47.0MB in the beginning and 45.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 592.68ms. Allocated memory is still 92.3MB. Free memory was 45.3MB in the beginning and 51.7MB in the end (delta: -6.4MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * CodeCheck took 182.43ms. Allocated memory is still 92.3MB. Free memory was 51.7MB in the beginning and 45.8MB 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. [2023-11-11 23:44:26,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-11 23:44:26,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914fa14f-10d5-477d-9649-12714796bc81/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