./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_13_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_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/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_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/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_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/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 44523fe1c151be8c0347b65fb3ae07590a3a442ffc04a3a25420210d7f0ed911 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:06:33,760 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:06:33,874 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-12 00:06:33,887 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:06:33,889 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:06:33,927 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:06:33,931 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:06:33,932 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:06:33,934 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:06:33,939 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:06:33,939 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:06:33,940 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:06:33,940 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:06:33,942 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:06:33,942 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:06:33,943 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:06:33,943 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:06:33,944 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:06:33,944 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:06:33,945 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:06:33,945 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:06:33,946 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:06:33,946 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:06:33,948 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:06:33,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:33,949 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:06:33,950 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:06:33,950 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:06:33,951 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:06:33,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:06:33,953 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:06:33,953 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_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44523fe1c151be8c0347b65fb3ae07590a3a442ffc04a3a25420210d7f0ed911 [2023-11-12 00:06:34,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:06:34,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:06:34,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:06:34,267 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:06:34,267 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:06:34,269 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_13_bad.i [2023-11-12 00:06:37,404 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:06:37,886 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:06:37,887 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_13_bad.i [2023-11-12 00:06:37,926 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/data/8586b13e1/12478f8ad8204a329fb2d264b00408cb/FLAG2bdf5aaf4 [2023-11-12 00:06:37,947 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/data/8586b13e1/12478f8ad8204a329fb2d264b00408cb [2023-11-12 00:06:37,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:06:37,955 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:06:37,956 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:37,957 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:06:37,961 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:06:37,962 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:37" (1/1) ... [2023-11-12 00:06:37,963 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5917d77a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:37, skipping insertion in model container [2023-11-12 00:06:37,963 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:37" (1/1) ... [2023-11-12 00:06:38,028 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:38,428 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:06:39,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:39,102 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:06:39,138 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:06:39,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:39,532 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:39,533 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:39,533 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:39,533 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:39,534 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:39,542 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:06:39,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:39 WrapperNode [2023-11-12 00:06:39,543 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:39,545 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:39,545 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:06:39,545 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:06:39,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:39" (1/1) ... [2023-11-12 00:06:39,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:39" (1/1) ... [2023-11-12 00:06:39,625 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 88 [2023-11-12 00:06:39,625 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:39,626 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:06:39,626 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:06:39,627 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:06:39,636 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:39" (1/1) ... [2023-11-12 00:06:39,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:39" (1/1) ... [2023-11-12 00:06:39,640 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:39" (1/1) ... [2023-11-12 00:06:39,641 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:39" (1/1) ... [2023-11-12 00:06:39,647 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:39" (1/1) ... [2023-11-12 00:06:39,650 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:39" (1/1) ... [2023-11-12 00:06:39,652 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:39" (1/1) ... [2023-11-12 00:06:39,654 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:39" (1/1) ... [2023-11-12 00:06:39,658 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:06:39,659 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:06:39,659 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:06:39,659 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:06:39,660 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:39" (1/1) ... [2023-11-12 00:06:39,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:39,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:06:39,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:06:39,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:06:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:06:39,774 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:06:39,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:06:39,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:06:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:06:39,776 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:06:39,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:06:39,967 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:06:39,969 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:06:40,191 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:06:40,532 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:06:40,532 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:06:40,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:06:40 BoogieIcfgContainer [2023-11-12 00:06:40,538 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:06:40,539 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:06:40,540 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:06:40,552 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:06:40,552 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:06:40" (1/1) ... [2023-11-12 00:06:40,565 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:06:40,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:40,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-12 00:06:40,642 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-12 00:06:40,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:06:40,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:40,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:06:40,990 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:06:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:06:41,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:06:41,252 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:06:41,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:06:41,315 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-12 00:06:41,349 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-12 00:06:41,352 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-12 00:06:41,358 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:06:41 ImpRootNode [2023-11-12 00:06:41,358 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:06:41,361 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:06:41,362 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:06:41,362 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:06:41,363 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:06:40" (3/4) ... [2023-11-12 00:06:41,369 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:06:41,370 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:06:41,373 INFO L158 Benchmark]: Toolchain (without parser) took 3416.19ms. Allocated memory was 136.3MB in the beginning and 169.9MB in the end (delta: 33.6MB). Free memory was 87.3MB in the beginning and 80.6MB in the end (delta: 6.7MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:41,373 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 136.3MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:06:41,374 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1587.51ms. Allocated memory was 136.3MB in the beginning and 169.9MB in the end (delta: 33.6MB). Free memory was 86.9MB in the beginning and 106.0MB in the end (delta: -19.0MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2023-11-12 00:06:41,376 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.81ms. Allocated memory is still 169.9MB. Free memory was 106.0MB in the beginning and 102.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:06:41,377 INFO L158 Benchmark]: Boogie Preprocessor took 31.66ms. Allocated memory is still 169.9MB. Free memory was 102.3MB in the beginning and 101.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:41,378 INFO L158 Benchmark]: RCFGBuilder took 879.96ms. Allocated memory is still 169.9MB. Free memory was 101.0MB in the beginning and 118.5MB in the end (delta: -17.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-12 00:06:41,379 INFO L158 Benchmark]: CodeCheck took 818.79ms. Allocated memory is still 169.9MB. Free memory was 118.5MB in the beginning and 80.6MB in the end (delta: 37.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-12 00:06:41,380 INFO L158 Benchmark]: Witness Printer took 10.05ms. Allocated memory is still 169.9MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:06:41,391 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1554. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1567] 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) [L1567] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={14:13}, argv={14:13}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL CWE191_Integer_Underflow__int_rand_sub_13_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1556] COND TRUE GLOBAL_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 136.3MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1587.51ms. Allocated memory was 136.3MB in the beginning and 169.9MB in the end (delta: 33.6MB). Free memory was 86.9MB in the beginning and 106.0MB in the end (delta: -19.0MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.81ms. Allocated memory is still 169.9MB. Free memory was 106.0MB in the beginning and 102.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.66ms. Allocated memory is still 169.9MB. Free memory was 102.3MB in the beginning and 101.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 879.96ms. Allocated memory is still 169.9MB. Free memory was 101.0MB in the beginning and 118.5MB in the end (delta: -17.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 818.79ms. Allocated memory is still 169.9MB. Free memory was 118.5MB in the beginning and 80.6MB in the end (delta: 37.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Witness Printer took 10.05ms. Allocated memory is still 169.9MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:06:41,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/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_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/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_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/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_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/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 44523fe1c151be8c0347b65fb3ae07590a3a442ffc04a3a25420210d7f0ed911 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:06:44,231 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:06:44,379 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-12 00:06:44,433 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:06:44,435 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:06:44,436 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:06:44,437 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:06:44,437 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:06:44,438 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:06:44,444 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:06:44,445 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:06:44,445 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:06:44,446 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:06:44,448 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:06:44,448 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:06:44,449 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:06:44,449 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:06:44,450 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:06:44,451 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:06:44,452 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:06:44,453 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:06:44,454 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:06:44,455 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:06:44,455 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:06:44,456 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:06:44,456 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:06:44,457 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:06:44,458 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:44,458 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:06:44,459 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:06:44,460 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:06:44,461 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:06:44,461 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:06:44,462 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:06:44,462 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:06:44,462 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:06:44,463 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_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44523fe1c151be8c0347b65fb3ae07590a3a442ffc04a3a25420210d7f0ed911 [2023-11-12 00:06:44,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:06:44,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:06:44,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:06:44,907 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:06:44,908 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:06:44,909 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_13_bad.i [2023-11-12 00:06:48,050 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:06:48,565 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:06:48,566 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_13_bad.i [2023-11-12 00:06:48,608 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/data/0795b1ac6/0dfd7d32827f4bc48171d4b3982614f6/FLAG3a46324e2 [2023-11-12 00:06:48,625 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/data/0795b1ac6/0dfd7d32827f4bc48171d4b3982614f6 [2023-11-12 00:06:48,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:06:48,629 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:06:48,631 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:48,631 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:06:48,638 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:06:48,639 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:48" (1/1) ... [2023-11-12 00:06:48,641 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1994bb29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:48, skipping insertion in model container [2023-11-12 00:06:48,641 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:48" (1/1) ... [2023-11-12 00:06:48,729 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:49,212 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:06:49,827 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:49,842 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:06:49,861 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:06:49,949 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:50,132 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:50,132 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:50,132 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:50,132 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:50,133 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:50,141 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:06:50,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50 WrapperNode [2023-11-12 00:06:50,141 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:50,142 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:50,143 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:06:50,143 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:06:50,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,182 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,220 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 56 [2023-11-12 00:06:50,222 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:50,223 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:06:50,223 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:06:50,223 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:06:50,234 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,248 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,265 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,278 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,282 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,293 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,297 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:06:50,298 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:06:50,301 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:06:50,302 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:06:50,303 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:50,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:06:50,339 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:06:50,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:06:50,391 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:06:50,391 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:06:50,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:06:50,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:06:50,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:06:50,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:06:50,392 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:06:50,594 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:06:50,596 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:06:50,735 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:06:50,866 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:06:50,867 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:06:50,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:06:50 BoogieIcfgContainer [2023-11-12 00:06:50,870 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:06:50,871 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:06:50,871 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:06:50,883 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:06:50,883 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,894 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:06:50,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:50,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-12 00:06:50,959 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-12 00:06:50,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:06:50,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:50,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:06:50,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:06:50,968 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:06:50,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-12 00:06:51,030 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort RoundingMode not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:440) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:06:51,035 INFO L158 Benchmark]: Toolchain (without parser) took 2405.11ms. Allocated memory is still 100.7MB. Free memory was 72.6MB in the beginning and 63.1MB in the end (delta: 9.5MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2023-11-12 00:06:51,036 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 67.1MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:06:51,037 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1510.93ms. Allocated memory is still 100.7MB. Free memory was 72.3MB in the beginning and 63.4MB in the end (delta: 8.9MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2023-11-12 00:06:51,038 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.54ms. Allocated memory is still 100.7MB. Free memory was 63.4MB in the beginning and 60.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:51,038 INFO L158 Benchmark]: Boogie Preprocessor took 74.55ms. Allocated memory is still 100.7MB. Free memory was 60.4MB in the beginning and 58.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:51,039 INFO L158 Benchmark]: RCFGBuilder took 571.92ms. Allocated memory is still 100.7MB. Free memory was 58.3MB in the beginning and 69.1MB in the end (delta: -10.8MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2023-11-12 00:06:51,040 INFO L158 Benchmark]: CodeCheck took 162.83ms. Allocated memory is still 100.7MB. Free memory was 69.1MB in the beginning and 63.1MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:06:51,045 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort RoundingMode not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64ms. Allocated memory is still 67.1MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1510.93ms. Allocated memory is still 100.7MB. Free memory was 72.3MB in the beginning and 63.4MB in the end (delta: 8.9MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.54ms. Allocated memory is still 100.7MB. Free memory was 63.4MB in the beginning and 60.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.55ms. Allocated memory is still 100.7MB. Free memory was 60.4MB in the beginning and 58.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 571.92ms. Allocated memory is still 100.7MB. Free memory was 58.3MB in the beginning and 69.1MB in the end (delta: -10.8MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * CodeCheck took 162.83ms. Allocated memory is still 100.7MB. Free memory was 69.1MB in the beginning and 63.1MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:06:51,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-12 00:06:51,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9fde1d4-030d-4cd7-b264-dbce35c4de8d/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