./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_64_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_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/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_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/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_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/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 a940ba7bc377e1e68c2ee3c3fae553e98db874ee2aacbc0ec6a6e66a75c539eb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:41,267 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:41,403 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:55:41,413 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:55:41,414 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:55:41,456 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:41,457 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:41,458 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:41,459 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:41,465 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:41,466 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:41,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:41,468 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:41,469 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:41,470 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:41,470 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:41,471 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:41,471 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:55:41,472 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:41,472 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:41,473 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:41,474 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:41,474 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:41,475 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:41,476 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:41,476 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:41,477 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:41,477 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:41,478 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:55:41,478 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:55:41,480 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:41,480 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_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a940ba7bc377e1e68c2ee3c3fae553e98db874ee2aacbc0ec6a6e66a75c539eb [2023-11-11 23:55:41,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:41,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:41,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:41,829 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:41,830 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:41,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_64_bad.i [2023-11-11 23:55:45,133 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:45,664 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:45,665 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_64_bad.i [2023-11-11 23:55:45,706 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/data/112ee6523/64637d0dab574dcd8a3d3742524377e1/FLAG92359e13e [2023-11-11 23:55:45,730 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/data/112ee6523/64637d0dab574dcd8a3d3742524377e1 [2023-11-11 23:55:45,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:45,740 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:45,744 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:45,745 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:45,751 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:45,752 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:45" (1/1) ... [2023-11-11 23:55:45,753 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38b53f55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:45, skipping insertion in model container [2023-11-11 23:55:45,754 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:45" (1/1) ... [2023-11-11 23:55:45,852 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:46,321 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:55:47,019 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:47,040 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:47,082 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:55:47,167 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:47,409 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:47,409 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:47,409 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:47,409 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:47,410 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:47,419 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:47,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:47 WrapperNode [2023-11-11 23:55:47,419 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:47,420 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:47,420 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:47,421 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:47,427 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:47" (1/1) ... [2023-11-11 23:55:47,466 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:47" (1/1) ... [2023-11-11 23:55:47,509 INFO L138 Inliner]: procedures = 500, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-11-11 23:55:47,510 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:47,511 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:47,511 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:47,511 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:47,524 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:47" (1/1) ... [2023-11-11 23:55:47,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:47" (1/1) ... [2023-11-11 23:55:47,529 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:47" (1/1) ... [2023-11-11 23:55:47,530 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:47" (1/1) ... [2023-11-11 23:55:47,540 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:47" (1/1) ... [2023-11-11 23:55:47,543 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:47" (1/1) ... [2023-11-11 23:55:47,550 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:47" (1/1) ... [2023-11-11 23:55:47,553 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:47" (1/1) ... [2023-11-11 23:55:47,557 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:47,558 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:47,558 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:47,559 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:47,560 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:47" (1/1) ... [2023-11-11 23:55:47,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:47,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:47,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:47,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:47,661 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:55:47,661 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:55:47,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:55:47,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:55:47,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:47,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:47,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:55:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:55:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:55:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:55:47,872 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:47,874 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:48,142 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:48,472 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:48,472 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:55:48,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:48 BoogieIcfgContainer [2023-11-11 23:55:48,478 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:48,480 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:48,480 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:48,493 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:48,493 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:48" (1/1) ... [2023-11-11 23:55:48,506 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:55:48,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:48,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-11 23:55:48,594 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-11 23:55:48,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:55:48,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:48,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:49,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:55:49,070 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:55:49,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:55:49,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:55:49,409 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:55:49,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:55:49,488 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-11 23:55:49,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:55:49 ImpRootNode [2023-11-11 23:55:49,538 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:55:49,541 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:55:49,541 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:55:49,542 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:55:49,542 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:48" (3/4) ... [2023-11-11 23:55:49,547 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-11 23:55:49,549 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:55:49,551 INFO L158 Benchmark]: Toolchain (without parser) took 3810.28ms. Allocated memory was 148.9MB in the beginning and 205.5MB in the end (delta: 56.6MB). Free memory was 99.4MB in the beginning and 129.4MB in the end (delta: -30.1MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2023-11-11 23:55:49,552 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 148.9MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:49,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1675.40ms. Allocated memory was 148.9MB in the beginning and 205.5MB in the end (delta: 56.6MB). Free memory was 99.1MB in the beginning and 146.1MB in the end (delta: -47.0MB). Peak memory consumption was 54.8MB. Max. memory is 16.1GB. [2023-11-11 23:55:49,554 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.75ms. Allocated memory is still 205.5MB. Free memory was 146.1MB in the beginning and 143.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:55:49,555 INFO L158 Benchmark]: Boogie Preprocessor took 46.58ms. Allocated memory is still 205.5MB. Free memory was 143.0MB in the beginning and 140.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:55:49,556 INFO L158 Benchmark]: RCFGBuilder took 920.13ms. Allocated memory is still 205.5MB. Free memory was 140.9MB in the beginning and 101.1MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-11 23:55:49,558 INFO L158 Benchmark]: CodeCheck took 1058.13ms. Allocated memory is still 205.5MB. Free memory was 101.1MB in the beginning and 129.4MB in the end (delta: -28.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:49,559 INFO L158 Benchmark]: Witness Printer took 8.31ms. Allocated memory is still 205.5MB. Free memory is still 129.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:49,573 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, 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, 6 NumberOfCodeBlocks, 6 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: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1553. 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); [L1559] 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) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={16:18}, argv={16:18}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE191_Integer_Underflow__int_rand_predec_64_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE191_Integer_Underflow__int_rand_predec_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1569] --data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, dataPtr={28939:0}, dataVoidPtr={28939:0}, dataVoidPtr={28939:0}, 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 0.18ms. Allocated memory is still 148.9MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1675.40ms. Allocated memory was 148.9MB in the beginning and 205.5MB in the end (delta: 56.6MB). Free memory was 99.1MB in the beginning and 146.1MB in the end (delta: -47.0MB). Peak memory consumption was 54.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.75ms. Allocated memory is still 205.5MB. Free memory was 146.1MB in the beginning and 143.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.58ms. Allocated memory is still 205.5MB. Free memory was 143.0MB in the beginning and 140.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 920.13ms. Allocated memory is still 205.5MB. Free memory was 140.9MB in the beginning and 101.1MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 1058.13ms. Allocated memory is still 205.5MB. Free memory was 101.1MB in the beginning and 129.4MB in the end (delta: -28.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.31ms. Allocated memory is still 205.5MB. Free memory is still 129.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-11 23:55:49,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/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_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/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_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/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_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/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 a940ba7bc377e1e68c2ee3c3fae553e98db874ee2aacbc0ec6a6e66a75c539eb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:52,696 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:52,831 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-11 23:55:52,891 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:52,892 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:52,893 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:52,894 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:52,895 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:52,896 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:52,902 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:52,903 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:52,903 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:52,904 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:52,906 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:52,907 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:55:52,907 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:55:52,908 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:55:52,908 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:55:52,909 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:52,910 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:52,910 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:52,911 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:52,912 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:52,912 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:55:52,912 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:52,913 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:55:52,913 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:52,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:52,914 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:52,915 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:52,916 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:52,916 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:55:52,917 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:52,917 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:52,917 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:55:52,918 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:55:52,918 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_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a940ba7bc377e1e68c2ee3c3fae553e98db874ee2aacbc0ec6a6e66a75c539eb [2023-11-11 23:55:53,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:53,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:53,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:53,476 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:53,477 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:53,478 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_64_bad.i [2023-11-11 23:55:56,887 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:57,456 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:57,457 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_64_bad.i [2023-11-11 23:55:57,501 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/data/6a0bf457e/11da0a2608fb4cd18921d35efe799588/FLAG628b8b249 [2023-11-11 23:55:57,521 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/data/6a0bf457e/11da0a2608fb4cd18921d35efe799588 [2023-11-11 23:55:57,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:57,526 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:57,527 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:57,528 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:57,534 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:57,535 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:57" (1/1) ... [2023-11-11 23:55:57,537 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2650d9fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:57, skipping insertion in model container [2023-11-11 23:55:57,537 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:57" (1/1) ... [2023-11-11 23:55:57,622 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:58,164 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:55:58,860 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:58,879 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-11 23:55:58,902 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:58,921 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:55:59,028 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:59,035 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:59,055 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:55:59,119 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:59,315 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:59,315 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:59,315 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:59,315 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:59,315 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:59,323 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:59,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:59 WrapperNode [2023-11-11 23:55:59,324 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:59,325 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:59,325 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:59,326 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:59,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:59" (1/1) ... [2023-11-11 23:55:59,362 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:59" (1/1) ... [2023-11-11 23:55:59,388 INFO L138 Inliner]: procedures = 505, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 65 [2023-11-11 23:55:59,389 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:59,390 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:59,390 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:59,390 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:59,399 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:59" (1/1) ... [2023-11-11 23:55:59,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:59" (1/1) ... [2023-11-11 23:55:59,405 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:59" (1/1) ... [2023-11-11 23:55:59,405 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:59" (1/1) ... [2023-11-11 23:55:59,417 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:59" (1/1) ... [2023-11-11 23:55:59,419 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:59" (1/1) ... [2023-11-11 23:55:59,423 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:59" (1/1) ... [2023-11-11 23:55:59,425 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:59" (1/1) ... [2023-11-11 23:55:59,430 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:59,431 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:59,431 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:59,432 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:59,433 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:59" (1/1) ... [2023-11-11 23:55:59,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:59,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:59,474 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:59,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:59,547 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:55:59,547 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:55:59,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:55:59,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:55:59,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:59,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:59,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:55:59,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:55:59,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:55:59,552 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:55:59,747 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:59,750 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:00,072 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:00,228 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:00,234 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:56:00,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:00 BoogieIcfgContainer [2023-11-11 23:56:00,237 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:56:00,239 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:56:00,240 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:56:00,250 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:56:00,251 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:00" (1/1) ... [2023-11-11 23:56:00,261 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:56:00,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:00,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-11 23:56:00,332 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-11 23:56:00,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:56:00,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:00,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:00,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:56:00,342 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:56:00,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:56:00,384 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 23:56:00,388 INFO L158 Benchmark]: Toolchain (without parser) took 2861.77ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 45.6MB in the beginning and 60.1MB in the end (delta: -14.5MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2023-11-11 23:56:00,389 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 49.1MB in the end (delta: 79.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:00,390 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1797.14ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 45.3MB in the beginning and 63.2MB in the end (delta: -17.9MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2023-11-11 23:56:00,391 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.71ms. Allocated memory is still 96.5MB. Free memory was 63.2MB in the beginning and 60.0MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:00,392 INFO L158 Benchmark]: Boogie Preprocessor took 40.96ms. Allocated memory is still 96.5MB. Free memory was 60.0MB in the beginning and 58.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:00,393 INFO L158 Benchmark]: RCFGBuilder took 806.23ms. Allocated memory is still 96.5MB. Free memory was 58.0MB in the beginning and 65.8MB in the end (delta: -7.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:00,393 INFO L158 Benchmark]: CodeCheck took 148.03ms. Allocated memory is still 96.5MB. Free memory was 65.8MB in the beginning and 60.1MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:56:00,398 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 0.72ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 49.1MB in the end (delta: 79.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1797.14ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 45.3MB in the beginning and 63.2MB in the end (delta: -17.9MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.71ms. Allocated memory is still 96.5MB. Free memory was 63.2MB in the beginning and 60.0MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.96ms. Allocated memory is still 96.5MB. Free memory was 60.0MB in the beginning and 58.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 806.23ms. Allocated memory is still 96.5MB. Free memory was 58.0MB in the beginning and 65.8MB in the end (delta: -7.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 148.03ms. Allocated memory is still 96.5MB. Free memory was 65.8MB in the beginning and 60.1MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:56:00,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-11 23:56:00,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c9477b-a3b8-41fa-be6e-27ecc272bf85/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