./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_63_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/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_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/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_5b319902-71e2-41e3-abcf-497e4bcf397a/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 fdd78bf276295af623b2d8728f079002989ebf3434b997492b730c67ba94db14 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:52:15,030 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:52:15,126 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:52:15,130 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:52:15,131 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:52:15,154 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:52:15,155 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:52:15,155 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:52:15,156 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:52:15,157 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:52:15,157 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:52:15,158 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:52:15,159 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:52:15,159 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:52:15,160 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:52:15,160 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:52:15,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:52:15,161 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:52:15,162 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:52:15,163 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:52:15,163 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:52:15,168 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:52:15,169 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:52:15,169 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:52:15,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:15,170 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:52:15,171 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:52:15,171 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:52:15,172 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:52:15,172 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:52:15,173 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:52:15,174 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_5b319902-71e2-41e3-abcf-497e4bcf397a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdd78bf276295af623b2d8728f079002989ebf3434b997492b730c67ba94db14 [2023-11-11 23:52:15,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:52:15,569 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:52:15,572 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:52:15,573 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:52:15,574 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:52:15,576 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_63_bad.i [2023-11-11 23:52:18,877 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:19,368 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:19,369 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_63_bad.i [2023-11-11 23:52:19,414 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/data/27b849899/5f560b1548e34e82b7fbb84088558c2e/FLAG4796ea221 [2023-11-11 23:52:19,437 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/data/27b849899/5f560b1548e34e82b7fbb84088558c2e [2023-11-11 23:52:19,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:19,445 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:19,450 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:19,450 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:19,457 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:19,460 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:19" (1/1) ... [2023-11-11 23:52:19,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53850de8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:19, skipping insertion in model container [2023-11-11 23:52:19,462 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:19" (1/1) ... [2023-11-11 23:52:19,564 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:20,049 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:52:20,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:20,797 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:20,837 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:52:20,969 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:21,217 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:21,217 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:21,218 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:21,218 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:21,218 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:21,227 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:21,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:21 WrapperNode [2023-11-11 23:52:21,229 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:21,230 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:21,231 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:21,231 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:21,240 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:21" (1/1) ... [2023-11-11 23:52:21,287 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:21" (1/1) ... [2023-11-11 23:52:21,323 INFO L138 Inliner]: procedures = 500, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 96 [2023-11-11 23:52:21,324 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:21,325 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:21,325 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:21,326 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:21,344 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:21" (1/1) ... [2023-11-11 23:52:21,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:21" (1/1) ... [2023-11-11 23:52:21,348 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:21" (1/1) ... [2023-11-11 23:52:21,349 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:21" (1/1) ... [2023-11-11 23:52:21,357 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:21" (1/1) ... [2023-11-11 23:52:21,360 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:21" (1/1) ... [2023-11-11 23:52:21,363 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:21" (1/1) ... [2023-11-11 23:52:21,365 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:21" (1/1) ... [2023-11-11 23:52:21,369 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:21,370 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:21,370 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:21,371 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:21,372 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:21" (1/1) ... [2023-11-11 23:52:21,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:21,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:21,452 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:21,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:52:21,500 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:52:21,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:52:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:52:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:52:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:52:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:52:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:52:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:52:21,764 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:52:21,766 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:52:22,107 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:52:22,422 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:52:22,422 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:52:22,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:22 BoogieIcfgContainer [2023-11-11 23:52:22,427 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:52:22,430 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:52:22,430 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:52:22,443 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:52:22,443 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:22" (1/1) ... [2023-11-11 23:52:22,456 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:52:22,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:22,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-11 23:52:22,537 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-11 23:52:22,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:52:22,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:22,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:22,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:52:22,910 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:52:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:52:23,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:52:23,190 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:52:23,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:52:23,260 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-11 23:52:23,295 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post112 could not be translated [2023-11-11 23:52:23,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:52:23 ImpRootNode [2023-11-11 23:52:23,303 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:52:23,305 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:52:23,305 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:52:23,306 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:52:23,306 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:22" (3/4) ... [2023-11-11 23:52:23,310 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-11 23:52:23,311 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:52:23,313 INFO L158 Benchmark]: Toolchain (without parser) took 3867.10ms. Allocated memory was 163.6MB in the beginning and 239.1MB in the end (delta: 75.5MB). Free memory was 112.6MB in the beginning and 114.3MB in the end (delta: -1.7MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:23,313 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 163.6MB. Free memory is still 132.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:52:23,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1779.50ms. Allocated memory was 163.6MB in the beginning and 239.1MB in the end (delta: 75.5MB). Free memory was 112.6MB in the beginning and 197.1MB in the end (delta: -84.5MB). Peak memory consumption was 71.9MB. Max. memory is 16.1GB. [2023-11-11 23:52:23,315 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.21ms. Allocated memory is still 239.1MB. Free memory was 197.1MB in the beginning and 194.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:52:23,316 INFO L158 Benchmark]: Boogie Preprocessor took 44.10ms. Allocated memory is still 239.1MB. Free memory was 194.0MB in the beginning and 193.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:52:23,317 INFO L158 Benchmark]: RCFGBuilder took 1057.65ms. Allocated memory is still 239.1MB. Free memory was 193.0MB in the beginning and 153.1MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-11 23:52:23,318 INFO L158 Benchmark]: CodeCheck took 873.51ms. Allocated memory is still 239.1MB. Free memory was 153.1MB in the beginning and 114.3MB in the end (delta: 38.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-11 23:52:23,319 INFO L158 Benchmark]: Witness Printer took 6.55ms. Allocated memory is still 239.1MB. Free memory was 114.3MB in the beginning and 114.3MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:52:23,329 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: 0.8s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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: 1568]: 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)=14, argc=14, argv={13:16}, argv={13:16}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE191_Integer_Underflow__int_rand_postdec_63_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_postdec_63b_badSink(&data) [L1566] EXPR \read(*dataPtr) [L1566] int data = *dataPtr; [L1568] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, dataPtr={32302:0}, dataPtr={32302:0}, 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 0.39ms. Allocated memory is still 163.6MB. Free memory is still 132.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1779.50ms. Allocated memory was 163.6MB in the beginning and 239.1MB in the end (delta: 75.5MB). Free memory was 112.6MB in the beginning and 197.1MB in the end (delta: -84.5MB). Peak memory consumption was 71.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.21ms. Allocated memory is still 239.1MB. Free memory was 197.1MB in the beginning and 194.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.10ms. Allocated memory is still 239.1MB. Free memory was 194.0MB in the beginning and 193.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1057.65ms. Allocated memory is still 239.1MB. Free memory was 193.0MB in the beginning and 153.1MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 873.51ms. Allocated memory is still 239.1MB. Free memory was 153.1MB in the beginning and 114.3MB in the end (delta: 38.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Witness Printer took 6.55ms. Allocated memory is still 239.1MB. Free memory was 114.3MB in the beginning and 114.3MB in the end (delta: 2.6kB). 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~post112 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 23:52:23,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/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_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/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_5b319902-71e2-41e3-abcf-497e4bcf397a/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 fdd78bf276295af623b2d8728f079002989ebf3434b997492b730c67ba94db14 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:52:26,028 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:52:26,128 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-11 23:52:26,162 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:52:26,163 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:52:26,164 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:52:26,165 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:52:26,165 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:52:26,166 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:52:26,167 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:52:26,167 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:52:26,168 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:52:26,169 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:52:26,169 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:52:26,170 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:52:26,170 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:52:26,171 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:52:26,171 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:52:26,172 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:52:26,172 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:52:26,173 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:52:26,180 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:52:26,181 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:52:26,182 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:52:26,182 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:52:26,182 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:52:26,183 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:52:26,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:26,184 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:52:26,184 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:52:26,185 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:52:26,185 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:52:26,185 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:52:26,186 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:52:26,186 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:52:26,187 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:52:26,187 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_5b319902-71e2-41e3-abcf-497e4bcf397a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdd78bf276295af623b2d8728f079002989ebf3434b997492b730c67ba94db14 [2023-11-11 23:52:26,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:52:26,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:52:26,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:52:26,674 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:52:26,675 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:52:26,677 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_63_bad.i [2023-11-11 23:52:30,078 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:30,598 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:30,599 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_63_bad.i [2023-11-11 23:52:30,637 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/data/17f96d232/3621ad512f314c49bc02bc6544dd974a/FLAG4405b579c [2023-11-11 23:52:30,653 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/data/17f96d232/3621ad512f314c49bc02bc6544dd974a [2023-11-11 23:52:30,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:30,658 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:30,659 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:30,660 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:30,665 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:30,666 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:30" (1/1) ... [2023-11-11 23:52:30,667 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ec3c36e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:30, skipping insertion in model container [2023-11-11 23:52:30,667 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:30" (1/1) ... [2023-11-11 23:52:30,743 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:31,125 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:52:31,737 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:31,752 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:31,791 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:52:31,899 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:32,119 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:32,119 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:32,119 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:32,120 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:32,120 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:32,128 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:32,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32 WrapperNode [2023-11-11 23:52:32,129 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:32,130 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:32,130 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:32,131 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:32,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,180 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,227 INFO L138 Inliner]: procedures = 505, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 64 [2023-11-11 23:52:32,228 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:32,228 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:32,229 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:32,229 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:32,238 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,259 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,259 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,270 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,283 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,288 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,290 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,297 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:32,299 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:32,302 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:32,305 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:32,306 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:32,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:32,338 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:32,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:32,375 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:52:32,375 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:52:32,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:52:32,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:52:32,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:52:32,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:32,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:32,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:52:32,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:52:32,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:52:32,376 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:52:32,565 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:52:32,567 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:52:32,765 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:52:32,852 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:52:32,853 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:52:32,855 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:32 BoogieIcfgContainer [2023-11-11 23:52:32,855 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:52:32,856 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:52:32,856 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:52:32,866 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:52:32,866 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,876 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:52:32,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:32,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-11 23:52:32,932 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-11 23:52:32,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:52:32,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:32,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:52:32,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:52:32,941 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:52:32,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:52:32,994 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 23:52:32,999 INFO L158 Benchmark]: Toolchain (without parser) took 2339.59ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 41.7MB in the beginning and 45.7MB in the end (delta: -4.0MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2023-11-11 23:52:32,999 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 69.2MB. Free memory is still 45.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:52:33,000 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1469.76ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 41.6MB in the beginning and 53.4MB in the end (delta: -11.8MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2023-11-11 23:52:33,001 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.79ms. Allocated memory is still 86.0MB. Free memory was 53.4MB in the beginning and 50.0MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:52:33,002 INFO L158 Benchmark]: Boogie Preprocessor took 70.19ms. Allocated memory is still 86.0MB. Free memory was 50.0MB in the beginning and 47.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:33,003 INFO L158 Benchmark]: RCFGBuilder took 556.02ms. Allocated memory is still 86.0MB. Free memory was 47.9MB in the beginning and 51.4MB in the end (delta: -3.4MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2023-11-11 23:52:33,003 INFO L158 Benchmark]: CodeCheck took 140.89ms. Allocated memory is still 86.0MB. Free memory was 51.4MB in the beginning and 45.7MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:52:33,007 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 0.60ms. Allocated memory is still 69.2MB. Free memory is still 45.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1469.76ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 41.6MB in the beginning and 53.4MB in the end (delta: -11.8MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.79ms. Allocated memory is still 86.0MB. Free memory was 53.4MB in the beginning and 50.0MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.19ms. Allocated memory is still 86.0MB. Free memory was 50.0MB in the beginning and 47.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 556.02ms. Allocated memory is still 86.0MB. Free memory was 47.9MB in the beginning and 51.4MB in the end (delta: -3.4MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * CodeCheck took 140.89ms. Allocated memory is still 86.0MB. Free memory was 51.4MB in the beginning and 45.7MB in the end (delta: 5.6MB). 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 23:52:33,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-11 23:52:33,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b319902-71e2-41e3-abcf-497e4bcf397a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared