./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_05_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/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_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/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_32a63aba-11e5-4743-9bd7-784bf6d095c5/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 cc78d31d197c085a8e2c014379b0aa6f1afb4a95fd5c60745c7ace8813dcc6ba --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:35:57,596 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:35:57,684 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:35:57,688 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:35:57,689 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:35:57,712 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:35:57,713 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:35:57,713 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:35:57,714 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:35:57,714 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:35:57,715 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:35:57,715 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:35:57,717 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:35:57,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:35:57,722 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:35:57,722 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:35:57,723 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:35:57,723 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:35:57,723 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:35:57,723 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:35:57,724 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:35:57,725 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:35:57,726 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:35:57,726 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:35:57,726 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:35:57,727 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:35:57,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:35:57,727 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:35:57,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:35:57,728 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:35:57,728 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:35:57,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:35:57,728 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_32a63aba-11e5-4743-9bd7-784bf6d095c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc78d31d197c085a8e2c014379b0aa6f1afb4a95fd5c60745c7ace8813dcc6ba [2024-11-09 00:35:58,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:35:58,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:35:58,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:35:58,091 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:35:58,091 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:35:58,093 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_05_bad.i Unable to find full path for "g++" [2024-11-09 00:36:00,216 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:36:00,593 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:36:00,594 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_05_bad.i [2024-11-09 00:36:00,634 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/data/1f9ae0bb1/b5c688b11bdb4c0ea4b7b126b9d909ee/FLAG85a5d6b0f [2024-11-09 00:36:00,658 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/data/1f9ae0bb1/b5c688b11bdb4c0ea4b7b126b9d909ee [2024-11-09 00:36:00,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:36:00,662 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:36:00,664 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:00,664 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:36:00,670 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:36:00,671 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:00" (1/1) ... [2024-11-09 00:36:00,672 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1890d627 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:00, skipping insertion in model container [2024-11-09 00:36:00,672 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:00" (1/1) ... [2024-11-09 00:36:00,753 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:36:01,939 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:01,954 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:36:02,090 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:02,303 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:36:02,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:02 WrapperNode [2024-11-09 00:36:02,303 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:02,304 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:02,305 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:36:02,305 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:36:02,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:02" (1/1) ... [2024-11-09 00:36:02,335 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:02" (1/1) ... [2024-11-09 00:36:02,356 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-09 00:36:02,357 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:02,358 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:36:02,358 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:36:02,358 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:36:02,368 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:02" (1/1) ... [2024-11-09 00:36:02,368 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:02" (1/1) ... [2024-11-09 00:36:02,370 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:02" (1/1) ... [2024-11-09 00:36:02,371 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:02" (1/1) ... [2024-11-09 00:36:02,375 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:02" (1/1) ... [2024-11-09 00:36:02,376 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:02" (1/1) ... [2024-11-09 00:36:02,378 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:02" (1/1) ... [2024-11-09 00:36:02,379 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:02" (1/1) ... [2024-11-09 00:36:02,381 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:36:02,382 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:36:02,382 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:36:02,382 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:36:02,383 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:02" (1/1) ... [2024-11-09 00:36:02,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:02,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:36:02,423 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:36:02,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:36:02,452 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:36:02,452 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:36:02,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:36:02,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:36:02,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:36:02,600 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:36:02,603 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:36:02,723 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 00:36:02,723 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:36:02,769 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:36:02,769 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:36:02,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:02 BoogieIcfgContainer [2024-11-09 00:36:02,770 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:36:02,771 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:36:02,771 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:36:02,782 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:36:02,786 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:02" (1/1) ... [2024-11-09 00:36:02,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:36:02,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:02,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:36:02,856 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:36:02,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:36:02,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:02,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:02,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:36:02,995 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:36:03,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:36:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:36:03,066 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:36:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:36:03,106 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:36:03,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:36:03 ImpRootNode [2024-11-09 00:36:03,147 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:36:03,148 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:36:03,151 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:36:03,151 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:36:03,152 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:02" (3/4) ... [2024-11-09 00:36:03,155 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:36:03,157 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:36:03,159 INFO L158 Benchmark]: Toolchain (without parser) took 2495.57ms. Allocated memory is still 132.1MB. Free memory was 91.6MB in the beginning and 53.6MB in the end (delta: 38.0MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-11-09 00:36:03,159 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 102.8MB. Free memory is still 77.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:36:03,160 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1640.03ms. Allocated memory is still 132.1MB. Free memory was 91.6MB in the beginning and 87.2MB in the end (delta: 4.4MB). Peak memory consumption was 64.3MB. Max. memory is 16.1GB. [2024-11-09 00:36:03,161 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.70ms. Allocated memory is still 132.1MB. Free memory was 87.2MB in the beginning and 84.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:03,163 INFO L158 Benchmark]: Boogie Preprocessor took 23.88ms. Allocated memory is still 132.1MB. Free memory was 84.5MB in the beginning and 83.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:03,164 INFO L158 Benchmark]: RCFGBuilder took 388.14ms. Allocated memory is still 132.1MB. Free memory was 83.0MB in the beginning and 69.2MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:36:03,165 INFO L158 Benchmark]: CodeCheck took 376.87ms. Allocated memory is still 132.1MB. Free memory was 69.2MB in the beginning and 54.4MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:36:03,166 INFO L158 Benchmark]: Witness Printer took 8.66ms. Allocated memory is still 132.1MB. Free memory was 54.4MB in the beginning and 53.6MB in the end (delta: 764.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:03,170 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: 0.3s, 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, 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: 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 1570. 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 int staticTrue = 1; [L1549] static int staticFalse = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET 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, staticFalse=0, staticTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_min_predec_05_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(staticTrue) [L1556] data = (-0x7fffffff - 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, staticFalse=0, staticTrue=1] [L1558] COND TRUE \read(staticTrue) 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, staticFalse=0, staticTrue=1] [L1561] --data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 102.8MB. Free memory is still 77.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1640.03ms. Allocated memory is still 132.1MB. Free memory was 91.6MB in the beginning and 87.2MB in the end (delta: 4.4MB). Peak memory consumption was 64.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.70ms. Allocated memory is still 132.1MB. Free memory was 87.2MB in the beginning and 84.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.88ms. Allocated memory is still 132.1MB. Free memory was 84.5MB in the beginning and 83.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 388.14ms. Allocated memory is still 132.1MB. Free memory was 83.0MB in the beginning and 69.2MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 376.87ms. Allocated memory is still 132.1MB. Free memory was 69.2MB in the beginning and 54.4MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 8.66ms. Allocated memory is still 132.1MB. Free memory was 54.4MB in the beginning and 53.6MB in the end (delta: 764.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:36:03,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/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_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/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_32a63aba-11e5-4743-9bd7-784bf6d095c5/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 cc78d31d197c085a8e2c014379b0aa6f1afb4a95fd5c60745c7ace8813dcc6ba --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:36:06,033 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:36:06,148 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:36:06,198 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:36:06,199 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:36:06,199 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:36:06,201 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:36:06,202 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:36:06,203 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:36:06,203 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:36:06,204 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:36:06,205 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:36:06,205 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:36:06,207 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:36:06,207 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:36:06,208 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:36:06,208 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:36:06,209 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:36:06,209 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:36:06,213 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:36:06,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:36:06,215 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:36:06,215 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:36:06,215 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:36:06,216 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:36:06,216 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:06,216 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:36:06,217 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:36:06,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:06,219 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:36:06,220 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:36:06,220 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:36:06,221 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:36:06,221 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:06,222 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:36:06,222 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_32a63aba-11e5-4743-9bd7-784bf6d095c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc78d31d197c085a8e2c014379b0aa6f1afb4a95fd5c60745c7ace8813dcc6ba [2024-11-09 00:36:06,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:36:06,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:36:06,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:36:06,765 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:36:06,766 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:36:06,768 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_05_bad.i Unable to find full path for "g++" [2024-11-09 00:36:08,939 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:36:09,429 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:36:09,430 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_05_bad.i [2024-11-09 00:36:09,467 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/data/e638efb46/623594b9214746379b5c077cd51a15b2/FLAG0f3744a7c [2024-11-09 00:36:09,490 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/data/e638efb46/623594b9214746379b5c077cd51a15b2 [2024-11-09 00:36:09,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:36:09,499 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:36:09,500 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:09,501 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:36:09,509 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:36:09,510 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:09" (1/1) ... [2024-11-09 00:36:09,511 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a1d8dc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:09, skipping insertion in model container [2024-11-09 00:36:09,511 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:09" (1/1) ... [2024-11-09 00:36:09,604 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:36:10,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:10,754 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:36:10,871 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:11,048 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:36:11,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:11 WrapperNode [2024-11-09 00:36:11,048 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:11,050 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:11,050 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:36:11,050 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:36:11,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:11" (1/1) ... [2024-11-09 00:36:11,093 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:11" (1/1) ... [2024-11-09 00:36:11,117 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-09 00:36:11,118 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:11,119 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:36:11,119 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:36:11,119 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:36:11,130 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:11" (1/1) ... [2024-11-09 00:36:11,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:11" (1/1) ... [2024-11-09 00:36:11,133 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:11" (1/1) ... [2024-11-09 00:36:11,134 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:11" (1/1) ... [2024-11-09 00:36:11,141 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:11" (1/1) ... [2024-11-09 00:36:11,143 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:11" (1/1) ... [2024-11-09 00:36:11,146 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:11" (1/1) ... [2024-11-09 00:36:11,148 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:11" (1/1) ... [2024-11-09 00:36:11,151 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:36:11,152 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:36:11,152 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:36:11,153 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:36:11,154 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:11" (1/1) ... [2024-11-09 00:36:11,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:11,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:36:11,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:36:11,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:36:11,242 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:36:11,243 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:36:11,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:36:11,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:36:11,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:36:11,474 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:36:11,478 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:36:11,678 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-09 00:36:11,679 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:36:11,784 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:36:11,785 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:36:11,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:11 BoogieIcfgContainer [2024-11-09 00:36:11,786 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:36:11,786 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:36:11,787 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:36:11,799 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:36:11,800 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:11" (1/1) ... [2024-11-09 00:36:11,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:36:11,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:11,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:36:11,890 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:36:11,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:36:11,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:11,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:11,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:36:11,904 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:36:11,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:36:12,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:36:12,121 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:36:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:36:12,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:36:12,265 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:36:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:36:12,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:36:12,321 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:36:12,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:36:12 ImpRootNode [2024-11-09 00:36:12,367 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:36:12,368 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:36:12,369 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:36:12,370 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:36:12,370 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:11" (3/4) ... [2024-11-09 00:36:12,374 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:36:12,376 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:36:12,377 INFO L158 Benchmark]: Toolchain (without parser) took 2879.23ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 45.3MB in the beginning and 45.4MB in the end (delta: -64.0kB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:12,378 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 73.4MB. Free memory was 49.4MB in the beginning and 49.3MB in the end (delta: 87.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:36:12,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1548.52ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 45.1MB in the beginning and 57.7MB in the end (delta: -12.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-09 00:36:12,381 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.29ms. Allocated memory is still 92.3MB. Free memory was 57.7MB in the beginning and 54.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:12,382 INFO L158 Benchmark]: Boogie Preprocessor took 33.05ms. Allocated memory is still 92.3MB. Free memory was 54.7MB in the beginning and 52.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:12,383 INFO L158 Benchmark]: RCFGBuilder took 633.44ms. Allocated memory is still 92.3MB. Free memory was 52.6MB in the beginning and 59.6MB in the end (delta: -7.0MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2024-11-09 00:36:12,384 INFO L158 Benchmark]: CodeCheck took 580.59ms. Allocated memory is still 92.3MB. Free memory was 59.6MB in the beginning and 45.9MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:36:12,385 INFO L158 Benchmark]: Witness Printer took 8.24ms. Allocated memory is still 92.3MB. Free memory was 45.9MB in the beginning and 45.4MB in the end (delta: 493.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:36:12,393 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: 0.5s, 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, 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: 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 1570. 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 int staticTrue = 1; [L1549] static int staticFalse = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET 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, staticFalse=0, staticTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_min_predec_05_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(staticTrue) [L1556] data = (-0x7fffffff - 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, staticFalse=0, staticTrue=1] [L1558] COND TRUE \read(staticTrue) 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, staticFalse=0, staticTrue=1] [L1561] --data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 73.4MB. Free memory was 49.4MB in the beginning and 49.3MB in the end (delta: 87.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1548.52ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 45.1MB in the beginning and 57.7MB in the end (delta: -12.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.29ms. Allocated memory is still 92.3MB. Free memory was 57.7MB in the beginning and 54.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.05ms. Allocated memory is still 92.3MB. Free memory was 54.7MB in the beginning and 52.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 633.44ms. Allocated memory is still 92.3MB. Free memory was 52.6MB in the beginning and 59.6MB in the end (delta: -7.0MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * CodeCheck took 580.59ms. Allocated memory is still 92.3MB. Free memory was 59.6MB in the beginning and 45.9MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 8.24ms. Allocated memory is still 92.3MB. Free memory was 45.9MB in the beginning and 45.4MB in the end (delta: 493.5kB). 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 00:36:12,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32a63aba-11e5-4743-9bd7-784bf6d095c5/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