./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_06_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_06_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk --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 4e4347c86037459384974ae75e4351a61d7b75e4793327c8c4fbf0bb712ec6ee --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:01:52,179 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:01:52,276 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 01:01:52,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 01:01:52,287 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 01:01:52,322 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:01:52,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:01:52,325 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:01:52,326 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:01:52,328 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:01:52,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:01:52,329 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:01:52,329 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 01:01:52,329 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:01:52,330 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:01:52,332 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:01:52,333 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:01:52,333 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:01:52,333 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 01:01:52,334 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 01:01:52,334 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:01:52,335 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:01:52,339 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:01:52,339 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:01:52,339 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:01:52,340 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:01:52,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:01:52,340 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:01:52,341 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:01:52,341 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:01:52,341 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 01:01:52,342 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 01:01:52,342 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_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e4347c86037459384974ae75e4351a61d7b75e4793327c8c4fbf0bb712ec6ee [2024-11-09 01:01:52,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:01:52,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:01:52,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:01:52,650 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:01:52,651 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:01:52,652 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_06_bad.i Unable to find full path for "g++" [2024-11-09 01:01:54,787 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:01:55,148 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:01:55,150 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_06_bad.i [2024-11-09 01:01:55,182 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/data/dbe7a2949/5a132019a75b467c92a90319496b749b/FLAGc3c8eef9b [2024-11-09 01:01:55,371 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/data/dbe7a2949/5a132019a75b467c92a90319496b749b [2024-11-09 01:01:55,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:01:55,374 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:01:55,376 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:01:55,376 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:01:55,380 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:01:55,380 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:01:55" (1/1) ... [2024-11-09 01:01:55,381 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@673ac971 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:55, skipping insertion in model container [2024-11-09 01:01:55,381 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:01:55" (1/1) ... [2024-11-09 01:01:55,457 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:01:56,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:01:56,397 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:01:56,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:01:56,713 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:01:56,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:56 WrapperNode [2024-11-09 01:01:56,714 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:01:56,715 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:01:56,715 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:01:56,716 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:01:56,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:56" (1/1) ... [2024-11-09 01:01:56,745 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:56" (1/1) ... [2024-11-09 01:01:56,770 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2024-11-09 01:01:56,770 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:01:56,771 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:01:56,771 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:01:56,772 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:01:56,782 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:56" (1/1) ... [2024-11-09 01:01:56,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:56" (1/1) ... [2024-11-09 01:01:56,786 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:56" (1/1) ... [2024-11-09 01:01:56,786 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:56" (1/1) ... [2024-11-09 01:01:56,798 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:56" (1/1) ... [2024-11-09 01:01:56,801 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:56" (1/1) ... [2024-11-09 01:01:56,803 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:56" (1/1) ... [2024-11-09 01:01:56,804 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:56" (1/1) ... [2024-11-09 01:01:56,807 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:01:56,809 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:01:56,810 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:01:56,810 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:01:56,811 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:56" (1/1) ... [2024-11-09 01:01:56,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:01:56,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:01:56,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:01:56,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:01:56,890 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 01:01:56,891 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 01:01:56,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:01:56,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:01:56,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:01:57,048 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:01:57,050 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:01:57,326 INFO L? ?]: Removed 56 outVars from TransFormulas that were not future-live. [2024-11-09 01:01:57,326 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:01:57,642 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:01:57,642 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 01:01:57,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:01:57 BoogieIcfgContainer [2024-11-09 01:01:57,643 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:01:57,644 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 01:01:57,644 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 01:01:57,654 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 01:01:57,655 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:01:57" (1/1) ... [2024-11-09 01:01:57,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:01:57,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:57,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-09 01:01:57,716 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-09 01:01:57,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 01:01:57,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:57,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:01:58,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:01:58,018 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 01:01:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:01:58,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:01:58,279 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 01:01:58,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:01:58,331 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 01:01:58,370 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 01:01:58 ImpRootNode [2024-11-09 01:01:58,371 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 01:01:58,372 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 01:01:58,375 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 01:01:58,375 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 01:01:58,375 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:01:57" (3/4) ... [2024-11-09 01:01:58,379 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 01:01:58,380 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 01:01:58,382 INFO L158 Benchmark]: Toolchain (without parser) took 3006.77ms. Allocated memory was 140.5MB in the beginning and 188.7MB in the end (delta: 48.2MB). Free memory was 95.2MB in the beginning and 90.3MB in the end (delta: 4.9MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2024-11-09 01:01:58,382 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 140.5MB. Free memory was 82.4MB in the beginning and 82.3MB in the end (delta: 114.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:01:58,383 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1338.91ms. Allocated memory was 140.5MB in the beginning and 188.7MB in the end (delta: 48.2MB). Free memory was 94.9MB in the beginning and 118.1MB in the end (delta: -23.3MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2024-11-09 01:01:58,383 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.15ms. Allocated memory is still 188.7MB. Free memory was 118.1MB in the beginning and 114.7MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:01:58,384 INFO L158 Benchmark]: Boogie Preprocessor took 36.91ms. Allocated memory is still 188.7MB. Free memory was 114.7MB in the beginning and 113.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:01:58,385 INFO L158 Benchmark]: RCFGBuilder took 834.36ms. Allocated memory is still 188.7MB. Free memory was 113.1MB in the beginning and 128.2MB in the end (delta: -15.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-09 01:01:58,385 INFO L158 Benchmark]: CodeCheck took 727.33ms. Allocated memory is still 188.7MB. Free memory was 128.2MB in the beginning and 90.3MB in the end (delta: 37.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-09 01:01:58,386 INFO L158 Benchmark]: Witness Printer took 9.04ms. Allocated memory is still 188.7MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:01:58,389 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, 15 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 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: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1569, overapproximation of bitwiseOr at line 1555. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static const int STATIC_CONST_FIVE = 5; [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL CWE191_Integer_Underflow__int_rand_multiply_06_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE STATIC_CONST_FIVE==5 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1555] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] COND TRUE STATIC_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 140.5MB. Free memory was 82.4MB in the beginning and 82.3MB in the end (delta: 114.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1338.91ms. Allocated memory was 140.5MB in the beginning and 188.7MB in the end (delta: 48.2MB). Free memory was 94.9MB in the beginning and 118.1MB in the end (delta: -23.3MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.15ms. Allocated memory is still 188.7MB. Free memory was 118.1MB in the beginning and 114.7MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.91ms. Allocated memory is still 188.7MB. Free memory was 114.7MB in the beginning and 113.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 834.36ms. Allocated memory is still 188.7MB. Free memory was 113.1MB in the beginning and 128.2MB in the end (delta: -15.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 727.33ms. Allocated memory is still 188.7MB. Free memory was 128.2MB in the beginning and 90.3MB in the end (delta: 37.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Witness Printer took 9.04ms. Allocated memory is still 188.7MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 01:01:58,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/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_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_06_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk --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 4e4347c86037459384974ae75e4351a61d7b75e4793327c8c4fbf0bb712ec6ee --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:02:00,798 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:02:00,874 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 01:02:00,902 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:02:00,903 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:02:00,903 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:02:00,904 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:02:00,904 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:02:00,905 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:02:00,905 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:02:00,905 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:02:00,906 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:02:00,906 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:02:00,907 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:02:00,907 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 01:02:00,908 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 01:02:00,908 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:02:00,908 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 01:02:00,909 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 01:02:00,909 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 01:02:00,910 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:02:00,910 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:02:00,910 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:02:00,911 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:02:00,911 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:02:00,911 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:00,912 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 01:02:00,912 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:02:00,913 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:02:00,913 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:02:00,914 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:02:00,917 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:02:00,919 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 01:02:00,920 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:00,920 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 01:02:00,922 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_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e4347c86037459384974ae75e4351a61d7b75e4793327c8c4fbf0bb712ec6ee [2024-11-09 01:02:01,259 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:02:01,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:02:01,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:02:01,298 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:02:01,298 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:02:01,300 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_06_bad.i Unable to find full path for "g++" [2024-11-09 01:02:03,430 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:02:03,835 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:02:03,839 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_06_bad.i [2024-11-09 01:02:03,872 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/data/1920c80f3/3245892285e84f5fb27f9846e31bad53/FLAG198de6bed [2024-11-09 01:02:03,894 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/data/1920c80f3/3245892285e84f5fb27f9846e31bad53 [2024-11-09 01:02:03,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:02:03,899 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:02:03,902 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:02:03,902 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:02:03,909 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:02:03,909 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:02:03" (1/1) ... [2024-11-09 01:02:03,911 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c885116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:03, skipping insertion in model container [2024-11-09 01:02:03,911 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:02:03" (1/1) ... [2024-11-09 01:02:03,981 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:02:05,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:02:05,102 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:02:05,210 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:02:05,371 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:02:05,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:05 WrapperNode [2024-11-09 01:02:05,371 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:02:05,373 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:02:05,373 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:02:05,373 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:02:05,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:05" (1/1) ... [2024-11-09 01:02:05,407 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:05" (1/1) ... [2024-11-09 01:02:05,435 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2024-11-09 01:02:05,437 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:02:05,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:02:05,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:02:05,439 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:02:05,448 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:05" (1/1) ... [2024-11-09 01:02:05,448 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:05" (1/1) ... [2024-11-09 01:02:05,456 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:05" (1/1) ... [2024-11-09 01:02:05,456 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:05" (1/1) ... [2024-11-09 01:02:05,463 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:05" (1/1) ... [2024-11-09 01:02:05,465 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:05" (1/1) ... [2024-11-09 01:02:05,468 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:05" (1/1) ... [2024-11-09 01:02:05,469 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:05" (1/1) ... [2024-11-09 01:02:05,473 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:02:05,473 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:02:05,474 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:02:05,474 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:02:05,475 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:05" (1/1) ... [2024-11-09 01:02:05,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:02:05,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:02:05,510 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:02:05,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:02:05,538 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 01:02:05,538 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 01:02:05,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:02:05,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:02:05,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:02:05,722 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:02:05,724 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:02:05,910 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-09 01:02:05,910 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:02:06,058 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:02:06,058 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 01:02:06,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:02:06 BoogieIcfgContainer [2024-11-09 01:02:06,059 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:02:06,060 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 01:02:06,060 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 01:02:06,072 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 01:02:06,072 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:02:06" (1/1) ... [2024-11-09 01:02:06,079 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:02:06,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:06,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-09 01:02:06,128 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-09 01:02:06,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 01:02:06,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:06,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:06,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:06,135 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:06,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 01:02:06,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:02:06,338 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 01:02:06,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:02:06,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:02:06,503 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 01:02:06,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:02:06,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 01:02:06,557 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 01:02:06,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 01:02:06 ImpRootNode [2024-11-09 01:02:06,590 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 01:02:06,592 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 01:02:06,592 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 01:02:06,592 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 01:02:06,593 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:02:06" (3/4) ... [2024-11-09 01:02:06,597 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 01:02:06,598 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 01:02:06,600 INFO L158 Benchmark]: Toolchain (without parser) took 2700.30ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 44.2MB in the beginning and 41.6MB in the end (delta: 2.6MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2024-11-09 01:02:06,600 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 47.0MB in the end (delta: 92.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:02:06,601 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1469.67ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 43.8MB in the beginning and 57.9MB in the end (delta: -14.1MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2024-11-09 01:02:06,602 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.26ms. Allocated memory is still 92.3MB. Free memory was 57.9MB in the beginning and 55.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:02:06,603 INFO L158 Benchmark]: Boogie Preprocessor took 34.79ms. Allocated memory is still 92.3MB. Free memory was 55.0MB in the beginning and 52.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:02:06,604 INFO L158 Benchmark]: RCFGBuilder took 585.60ms. Allocated memory is still 92.3MB. Free memory was 52.9MB in the beginning and 57.8MB in the end (delta: -4.9MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2024-11-09 01:02:06,605 INFO L158 Benchmark]: CodeCheck took 530.60ms. Allocated memory is still 92.3MB. Free memory was 57.4MB in the beginning and 42.1MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 01:02:06,606 INFO L158 Benchmark]: Witness Printer took 6.75ms. Allocated memory is still 92.3MB. Free memory was 42.1MB in the beginning and 41.6MB in the end (delta: 480.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:02:06,612 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 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: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1569. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static const int STATIC_CONST_FIVE = 5; [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL CWE191_Integer_Underflow__int_rand_multiply_06_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE STATIC_CONST_FIVE==5 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] COND TRUE STATIC_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 47.0MB in the end (delta: 92.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1469.67ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 43.8MB in the beginning and 57.9MB in the end (delta: -14.1MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.26ms. Allocated memory is still 92.3MB. Free memory was 57.9MB in the beginning and 55.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.79ms. Allocated memory is still 92.3MB. Free memory was 55.0MB in the beginning and 52.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 585.60ms. Allocated memory is still 92.3MB. Free memory was 52.9MB in the beginning and 57.8MB in the end (delta: -4.9MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * CodeCheck took 530.60ms. Allocated memory is still 92.3MB. Free memory was 57.4MB in the beginning and 42.1MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.75ms. Allocated memory is still 92.3MB. Free memory was 42.1MB in the beginning and 41.6MB in the end (delta: 480.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 01:02:06,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe81d55a-cd1e-4b79-aeea-8bd2ba2ace6c/bin/ukojak-verify-ImItNfHLgk/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: UNKNOWN: Overapproximated counterexample