./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_12_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_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/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_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/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_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/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 3dbb8973115a2f2e6e9919c60db6caee9e34e2602619f50ff5af191ff37f303a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:27:57,405 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:27:57,504 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:27:57,508 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:27:57,509 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:27:57,549 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:27:57,549 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:27:57,550 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:27:57,550 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:27:57,551 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:27:57,551 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:27:57,553 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:27:57,554 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:27:57,558 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:27:57,559 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:27:57,559 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:27:57,559 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:27:57,559 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:27:57,560 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:27:57,560 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:27:57,560 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:27:57,561 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:27:57,561 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:27:57,561 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:27:57,562 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:27:57,562 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:27:57,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:27:57,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:27:57,563 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:27:57,563 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:27:57,563 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:27:57,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:27:57,564 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_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dbb8973115a2f2e6e9919c60db6caee9e34e2602619f50ff5af191ff37f303a [2024-11-09 00:27:57,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:27:57,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:27:57,924 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:27:57,926 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:27:57,927 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:27:57,928 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_12_bad.i Unable to find full path for "g++" [2024-11-09 00:27:59,946 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:28:00,371 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:28:00,372 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_12_bad.i [2024-11-09 00:28:00,393 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/data/25fab1654/424ae2c31d554aeab6de5d4abb95123f/FLAG04ee5005b [2024-11-09 00:28:00,532 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/data/25fab1654/424ae2c31d554aeab6de5d4abb95123f [2024-11-09 00:28:00,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:28:00,535 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:28:00,536 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:00,536 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:28:00,542 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:28:00,543 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:00" (1/1) ... [2024-11-09 00:28:00,544 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45ac32d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:00, skipping insertion in model container [2024-11-09 00:28:00,544 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:00" (1/1) ... [2024-11-09 00:28:00,616 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:28:01,645 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:01,657 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:28:01,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:01,849 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:28:01,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:01 WrapperNode [2024-11-09 00:28:01,850 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:01,851 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:01,851 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:28:01,851 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:28:01,857 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:01" (1/1) ... [2024-11-09 00:28:01,879 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:01" (1/1) ... [2024-11-09 00:28:01,902 INFO L138 Inliner]: procedures = 497, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2024-11-09 00:28:01,903 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:01,903 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:28:01,904 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:28:01,904 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:28:01,913 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:01" (1/1) ... [2024-11-09 00:28:01,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:01" (1/1) ... [2024-11-09 00:28:01,916 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:01" (1/1) ... [2024-11-09 00:28:01,917 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:01" (1/1) ... [2024-11-09 00:28:01,925 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:01" (1/1) ... [2024-11-09 00:28:01,931 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:01" (1/1) ... [2024-11-09 00:28:01,932 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:01" (1/1) ... [2024-11-09 00:28:01,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:01" (1/1) ... [2024-11-09 00:28:01,940 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:28:01,944 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:28:01,944 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:28:01,945 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:28:01,946 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:01" (1/1) ... [2024-11-09 00:28:01,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:01,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:28:01,999 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:28:02,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:28:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-09 00:28:02,030 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-09 00:28:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2024-11-09 00:28:02,031 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2024-11-09 00:28:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:28:02,031 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:28:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:28:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:28:02,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:28:02,190 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:28:02,192 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:28:02,329 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-09 00:28:02,330 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:28:02,377 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:28:02,378 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:28:02,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:02 BoogieIcfgContainer [2024-11-09 00:28:02,379 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:28:02,380 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:28:02,380 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:28:02,391 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:28:02,391 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:02" (1/1) ... [2024-11-09 00:28:02,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:28:02,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:02,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2024-11-09 00:28:02,458 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2024-11-09 00:28:02,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:28:02,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:02,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:28:02,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:02,678 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:28:02,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:02,848 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:28:02,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:02,903 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:28:02,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:28:02 ImpRootNode [2024-11-09 00:28:02,935 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:28:02,936 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:28:02,936 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:28:02,936 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:28:02,937 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:02" (3/4) ... [2024-11-09 00:28:02,940 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:28:02,941 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:28:02,942 INFO L158 Benchmark]: Toolchain (without parser) took 2406.67ms. Allocated memory was 165.7MB in the beginning and 209.7MB in the end (delta: 44.0MB). Free memory was 126.4MB in the beginning and 147.6MB in the end (delta: -21.2MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2024-11-09 00:28:02,943 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 165.7MB. Free memory is still 134.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:28:02,943 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1313.71ms. Allocated memory is still 165.7MB. Free memory was 126.4MB in the beginning and 63.9MB in the end (delta: 62.5MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-11-09 00:28:02,944 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.19ms. Allocated memory is still 165.7MB. Free memory was 63.9MB in the beginning and 61.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:28:02,945 INFO L158 Benchmark]: Boogie Preprocessor took 40.13ms. Allocated memory is still 165.7MB. Free memory was 61.1MB in the beginning and 59.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:28:02,945 INFO L158 Benchmark]: RCFGBuilder took 434.51ms. Allocated memory was 165.7MB in the beginning and 209.7MB in the end (delta: 44.0MB). Free memory was 59.7MB in the beginning and 166.5MB in the end (delta: -106.8MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2024-11-09 00:28:02,946 INFO L158 Benchmark]: CodeCheck took 555.60ms. Allocated memory is still 209.7MB. Free memory was 166.5MB in the beginning and 148.5MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 00:28:02,947 INFO L158 Benchmark]: Witness Printer took 5.06ms. Allocated memory is still 209.7MB. Free memory is still 147.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:28:02,950 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 4 procedures, 33 locations, 4 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, 15 NumberOfCodeBlocks, 15 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: 1563]: 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 1585. 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); [L1585] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={2:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1585] 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] [L1586] CALL CWE191_Integer_Underflow__int_min_postdec_12_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [L1554] 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] [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() 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] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1563] 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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 165.7MB. Free memory is still 134.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1313.71ms. Allocated memory is still 165.7MB. Free memory was 126.4MB in the beginning and 63.9MB in the end (delta: 62.5MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.19ms. Allocated memory is still 165.7MB. Free memory was 63.9MB in the beginning and 61.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.13ms. Allocated memory is still 165.7MB. Free memory was 61.1MB in the beginning and 59.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 434.51ms. Allocated memory was 165.7MB in the beginning and 209.7MB in the end (delta: 44.0MB). Free memory was 59.7MB in the beginning and 166.5MB in the end (delta: -106.8MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * CodeCheck took 555.60ms. Allocated memory is still 209.7MB. Free memory was 166.5MB in the beginning and 148.5MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 5.06ms. Allocated memory is still 209.7MB. Free memory is still 147.6MB. 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 00:28:02,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/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_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/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_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/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_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/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 3dbb8973115a2f2e6e9919c60db6caee9e34e2602619f50ff5af191ff37f303a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:28:05,458 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:28:05,556 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:28:05,598 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:28:05,599 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:28:05,599 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:28:05,600 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:28:05,600 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:28:05,601 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:28:05,601 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:28:05,602 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:28:05,603 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:28:05,603 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:28:05,605 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:28:05,606 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:28:05,606 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:28:05,606 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:28:05,607 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:28:05,607 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:28:05,611 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:28:05,612 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:28:05,612 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:28:05,613 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:28:05,613 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:28:05,613 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:28:05,614 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:05,614 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:28:05,614 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:28:05,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:05,615 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:28:05,615 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:28:05,618 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:28:05,618 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:28:05,618 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:05,619 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:28:05,619 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_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dbb8973115a2f2e6e9919c60db6caee9e34e2602619f50ff5af191ff37f303a [2024-11-09 00:28:06,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:28:06,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:28:06,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:28:06,115 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:28:06,116 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:28:06,117 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_12_bad.i Unable to find full path for "g++" [2024-11-09 00:28:08,366 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:28:08,807 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:28:08,811 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_12_bad.i [2024-11-09 00:28:08,841 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/data/ffc676ee3/9bccb744e6e84e55bfc39ea8aa99a1ab/FLAGed4aa2801 [2024-11-09 00:28:08,865 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/data/ffc676ee3/9bccb744e6e84e55bfc39ea8aa99a1ab [2024-11-09 00:28:08,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:28:08,871 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:28:08,873 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:08,873 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:28:08,879 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:28:08,880 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:08" (1/1) ... [2024-11-09 00:28:08,883 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46b4cc36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:08, skipping insertion in model container [2024-11-09 00:28:08,884 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:08" (1/1) ... [2024-11-09 00:28:08,952 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:28:10,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:10,145 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:28:10,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:10,403 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:28:10,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:10 WrapperNode [2024-11-09 00:28:10,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:10,405 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:10,417 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:28:10,417 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:28:10,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:10" (1/1) ... [2024-11-09 00:28:10,458 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:10" (1/1) ... [2024-11-09 00:28:10,480 INFO L138 Inliner]: procedures = 502, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2024-11-09 00:28:10,481 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:10,481 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:28:10,482 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:28:10,482 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:28:10,492 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:10" (1/1) ... [2024-11-09 00:28:10,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:10" (1/1) ... [2024-11-09 00:28:10,495 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:10" (1/1) ... [2024-11-09 00:28:10,501 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:10" (1/1) ... [2024-11-09 00:28:10,511 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:10" (1/1) ... [2024-11-09 00:28:10,514 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:10" (1/1) ... [2024-11-09 00:28:10,518 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:10" (1/1) ... [2024-11-09 00:28:10,520 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:10" (1/1) ... [2024-11-09 00:28:10,524 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:28:10,528 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:28:10,528 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:28:10,529 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:28:10,529 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:10" (1/1) ... [2024-11-09 00:28:10,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:10,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:28:10,558 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:28:10,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:28:10,588 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-09 00:28:10,588 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-09 00:28:10,588 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2024-11-09 00:28:10,588 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2024-11-09 00:28:10,589 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:28:10,589 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:28:10,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:28:10,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:28:10,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:28:10,754 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:28:10,757 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:28:10,895 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-09 00:28:10,895 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:28:10,940 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:28:10,941 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:28:10,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:10 BoogieIcfgContainer [2024-11-09 00:28:10,941 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:28:10,942 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:28:10,942 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:28:10,952 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:28:10,953 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:10" (1/1) ... [2024-11-09 00:28:10,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:28:11,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:11,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2024-11-09 00:28:11,020 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2024-11-09 00:28:11,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:28:11,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:11,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:11,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:28:11,057 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:28:11,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:28:11,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:11,282 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:28:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:11,466 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:28:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:11,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:28:11,522 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:28:11,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:28:11 ImpRootNode [2024-11-09 00:28:11,563 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:28:11,566 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:28:11,566 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:28:11,567 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:28:11,567 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:10" (3/4) ... [2024-11-09 00:28:11,571 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:28:11,572 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:28:11,574 INFO L158 Benchmark]: Toolchain (without parser) took 2702.41ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 47.4MB in the beginning and 53.0MB in the end (delta: -5.6MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2024-11-09 00:28:11,574 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 75.5MB. Free memory was 51.3MB in the beginning and 51.2MB in the end (delta: 94.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:28:11,575 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1531.34ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 47.2MB in the beginning and 39.8MB in the end (delta: 7.4MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2024-11-09 00:28:11,576 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.85ms. Allocated memory is still 94.4MB. Free memory was 39.8MB in the beginning and 63.1MB in the end (delta: -23.3MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2024-11-09 00:28:11,577 INFO L158 Benchmark]: Boogie Preprocessor took 46.09ms. Allocated memory is still 94.4MB. Free memory was 63.1MB in the beginning and 61.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:28:11,578 INFO L158 Benchmark]: RCFGBuilder took 413.11ms. Allocated memory is still 94.4MB. Free memory was 61.1MB in the beginning and 43.4MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:28:11,579 INFO L158 Benchmark]: CodeCheck took 621.29ms. Allocated memory is still 94.4MB. Free memory was 43.1MB in the beginning and 53.0MB in the end (delta: -9.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:28:11,580 INFO L158 Benchmark]: Witness Printer took 6.44ms. Allocated memory is still 94.4MB. Free memory was 53.0MB in the beginning and 53.0MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:28:11,585 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 4 procedures, 32 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, 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, 14 NumberOfCodeBlocks, 14 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: 1563]: 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 1585. 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); [L1585] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={2:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1585] 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] [L1586] CALL CWE191_Integer_Underflow__int_min_postdec_12_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [L1554] 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] [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() 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] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1563] 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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 75.5MB. Free memory was 51.3MB in the beginning and 51.2MB in the end (delta: 94.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1531.34ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 47.2MB in the beginning and 39.8MB in the end (delta: 7.4MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.85ms. Allocated memory is still 94.4MB. Free memory was 39.8MB in the beginning and 63.1MB in the end (delta: -23.3MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.09ms. Allocated memory is still 94.4MB. Free memory was 63.1MB in the beginning and 61.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 413.11ms. Allocated memory is still 94.4MB. Free memory was 61.1MB in the beginning and 43.4MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 621.29ms. Allocated memory is still 94.4MB. Free memory was 43.1MB in the beginning and 53.0MB in the end (delta: -9.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.44ms. Allocated memory is still 94.4MB. Free memory was 53.0MB in the beginning and 53.0MB in the end (delta: 2.6kB). 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 00:28:11,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c2b090-167c-4781-8b8c-b6e2b0434fb9/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