./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_66_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_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/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_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/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_737fa520-f059-4a2f-83a5-fab7329ae9fd/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 8e4b7b0255cab22b53f6b3fe6a3dfec01905e9d887d44ba4463bb05649e7611c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:21:54,311 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:21:54,413 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:21:54,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:21:54,422 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:21:54,455 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:21:54,456 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:21:54,457 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:21:54,458 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:21:54,460 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:21:54,460 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:21:54,461 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:21:54,461 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:21:54,461 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:21:54,462 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:21:54,465 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:21:54,466 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:21:54,466 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:21:54,466 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:21:54,466 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:21:54,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:21:54,467 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:21:54,468 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:21:54,468 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:21:54,468 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:21:54,468 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:21:54,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:21:54,469 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:21:54,469 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:21:54,469 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:21:54,470 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:21:54,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:21:54,470 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_737fa520-f059-4a2f-83a5-fab7329ae9fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e4b7b0255cab22b53f6b3fe6a3dfec01905e9d887d44ba4463bb05649e7611c [2024-11-09 00:21:54,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:21:54,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:21:54,812 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:21:54,814 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:21:54,814 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:21:54,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_66_bad.i Unable to find full path for "g++" [2024-11-09 00:21:56,784 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:21:57,140 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:21:57,142 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_66_bad.i [2024-11-09 00:21:57,189 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/data/3c98f2ab2/c6fb628d0f6640d39efd7499aa131495/FLAG7d3842a60 [2024-11-09 00:21:57,350 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/data/3c98f2ab2/c6fb628d0f6640d39efd7499aa131495 [2024-11-09 00:21:57,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:21:57,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:21:57,355 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:21:57,355 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:21:57,364 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:21:57,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:21:57" (1/1) ... [2024-11-09 00:21:57,365 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cf25751 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:57, skipping insertion in model container [2024-11-09 00:21:57,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:21:57" (1/1) ... [2024-11-09 00:21:57,437 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:21:58,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:21:58,518 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:21:58,601 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:21:58,762 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:21:58,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:58 WrapperNode [2024-11-09 00:21:58,763 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:21:58,764 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:21:58,764 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:21:58,765 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:21:58,773 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:58" (1/1) ... [2024-11-09 00:21:58,806 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:58" (1/1) ... [2024-11-09 00:21:58,840 INFO L138 Inliner]: procedures = 498, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 50 [2024-11-09 00:21:58,841 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:21:58,841 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:21:58,842 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:21:58,842 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:21:58,851 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:58" (1/1) ... [2024-11-09 00:21:58,851 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:58" (1/1) ... [2024-11-09 00:21:58,854 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:58" (1/1) ... [2024-11-09 00:21:58,854 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:58" (1/1) ... [2024-11-09 00:21:58,867 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:58" (1/1) ... [2024-11-09 00:21:58,872 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:58" (1/1) ... [2024-11-09 00:21:58,873 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:58" (1/1) ... [2024-11-09 00:21:58,878 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:58" (1/1) ... [2024-11-09 00:21:58,881 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:21:58,882 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:21:58,885 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:21:58,885 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:21:58,886 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:58" (1/1) ... [2024-11-09 00:21:58,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:21:58,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:21:58,928 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:21:58,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:21:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:21:58,960 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:21:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:21:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:21:58,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:21:58,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:21:58,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:21:58,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:21:58,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:21:59,109 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:21:59,112 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:21:59,237 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-09 00:21:59,238 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:21:59,343 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:21:59,344 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:21:59,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:21:59 BoogieIcfgContainer [2024-11-09 00:21:59,344 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:21:59,345 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:21:59,345 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:21:59,359 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:21:59,359 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:21:59" (1/1) ... [2024-11-09 00:21:59,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:21:59,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:59,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:21:59,430 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:21:59,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:21:59,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:59,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:21:59,626 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:21:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:21:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:21:59,769 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:21:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:21:59,817 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:21:59,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:21:59 ImpRootNode [2024-11-09 00:21:59,844 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:21:59,845 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:21:59,845 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:21:59,845 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:21:59,846 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:21:59" (3/4) ... [2024-11-09 00:21:59,848 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:21:59,849 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:21:59,850 INFO L158 Benchmark]: Toolchain (without parser) took 2496.34ms. Allocated memory is still 188.7MB. Free memory was 158.3MB in the beginning and 133.2MB in the end (delta: 25.1MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2024-11-09 00:21:59,850 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory is still 98.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:21:59,851 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1408.51ms. Allocated memory is still 188.7MB. Free memory was 157.9MB in the beginning and 101.0MB in the end (delta: 56.9MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-11-09 00:21:59,852 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.53ms. Allocated memory is still 188.7MB. Free memory was 101.0MB in the beginning and 98.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:21:59,852 INFO L158 Benchmark]: Boogie Preprocessor took 39.66ms. Allocated memory is still 188.7MB. Free memory was 98.0MB in the beginning and 95.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:21:59,857 INFO L158 Benchmark]: RCFGBuilder took 462.90ms. Allocated memory is still 188.7MB. Free memory was 95.9MB in the beginning and 151.1MB in the end (delta: -55.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:21:59,857 INFO L158 Benchmark]: CodeCheck took 499.04ms. Allocated memory is still 188.7MB. Free memory was 151.1MB in the beginning and 133.2MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:21:59,858 INFO L158 Benchmark]: Witness Printer took 4.61ms. Allocated memory is still 188.7MB. Free memory is still 133.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:21:59,861 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1570]: 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 1561. 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); [L1561] 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] [L1414] COND TRUE line != ((void *)0) [L1561] 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] [L1562] CALL CWE191_Integer_Underflow__int_min_postdec_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] dataArray[2] = data [L1556] CALL CWE191_Integer_Underflow__int_min_postdec_66b_badSink(dataArray) [L1568] EXPR dataArray[2] [L1568] int data = dataArray[2]; [L1570] 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 0.29ms. Allocated memory is still 130.0MB. Free memory is still 98.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1408.51ms. Allocated memory is still 188.7MB. Free memory was 157.9MB in the beginning and 101.0MB in the end (delta: 56.9MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.53ms. Allocated memory is still 188.7MB. Free memory was 101.0MB in the beginning and 98.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.66ms. Allocated memory is still 188.7MB. Free memory was 98.0MB in the beginning and 95.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 462.90ms. Allocated memory is still 188.7MB. Free memory was 95.9MB in the beginning and 151.1MB in the end (delta: -55.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 499.04ms. Allocated memory is still 188.7MB. Free memory was 151.1MB in the beginning and 133.2MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.61ms. Allocated memory is still 188.7MB. Free memory is still 133.2MB. 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 00:21:59,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/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_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/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_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/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_737fa520-f059-4a2f-83a5-fab7329ae9fd/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 8e4b7b0255cab22b53f6b3fe6a3dfec01905e9d887d44ba4463bb05649e7611c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:22:02,371 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:22:02,450 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:22:02,478 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:22:02,479 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:22:02,479 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:22:02,480 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:22:02,482 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:22:02,483 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:22:02,483 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:22:02,484 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:22:02,484 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:22:02,484 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:22:02,485 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:22:02,485 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:22:02,485 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:22:02,486 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:22:02,488 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:22:02,489 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:22:02,490 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:22:02,494 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:22:02,495 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:22:02,495 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:22:02,495 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:22:02,495 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:22:02,496 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:22:02,496 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:22:02,496 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:22:02,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:22:02,497 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:22:02,497 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:22:02,497 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:22:02,498 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:22:02,498 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:22:02,499 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:22:02,500 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_737fa520-f059-4a2f-83a5-fab7329ae9fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e4b7b0255cab22b53f6b3fe6a3dfec01905e9d887d44ba4463bb05649e7611c [2024-11-09 00:22:03,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:22:03,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:22:03,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:22:03,045 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:22:03,045 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:22:03,047 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_66_bad.i Unable to find full path for "g++" [2024-11-09 00:22:05,327 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:22:05,703 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:22:05,704 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_66_bad.i [2024-11-09 00:22:05,734 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/data/084b6b2e3/1a66b728410f438b9dc5538fcd1ed9cc/FLAG60cc94c7c [2024-11-09 00:22:05,754 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/data/084b6b2e3/1a66b728410f438b9dc5538fcd1ed9cc [2024-11-09 00:22:05,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:22:05,758 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:22:05,760 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:22:05,760 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:22:05,765 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:22:05,766 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:22:05" (1/1) ... [2024-11-09 00:22:05,767 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73c46662 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:22:05, skipping insertion in model container [2024-11-09 00:22:05,768 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:22:05" (1/1) ... [2024-11-09 00:22:05,831 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:22:06,831 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:22:06,845 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:22:06,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:22:07,066 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:22:07,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:22:07 WrapperNode [2024-11-09 00:22:07,067 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:22:07,069 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:22:07,069 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:22:07,069 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:22:07,077 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:22:07" (1/1) ... [2024-11-09 00:22:07,119 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:22:07" (1/1) ... [2024-11-09 00:22:07,147 INFO L138 Inliner]: procedures = 503, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 50 [2024-11-09 00:22:07,150 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:22:07,151 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:22:07,151 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:22:07,151 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:22:07,161 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:22:07" (1/1) ... [2024-11-09 00:22:07,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:22:07" (1/1) ... [2024-11-09 00:22:07,165 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:22:07" (1/1) ... [2024-11-09 00:22:07,168 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:22:07" (1/1) ... [2024-11-09 00:22:07,185 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:22:07" (1/1) ... [2024-11-09 00:22:07,191 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:22:07" (1/1) ... [2024-11-09 00:22:07,197 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:22:07" (1/1) ... [2024-11-09 00:22:07,199 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:22:07" (1/1) ... [2024-11-09 00:22:07,207 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:22:07,208 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:22:07,208 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:22:07,208 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:22:07,209 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:22:07" (1/1) ... [2024-11-09 00:22:07,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:22:07,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:22:07,260 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:22:07,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:22:07,291 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:22:07,291 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:22:07,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:22:07,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:22:07,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:22:07,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:22:07,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:22:07,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:22:07,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:22:07,477 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:22:07,479 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:22:07,643 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-09 00:22:07,643 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:22:07,716 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:22:07,716 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:22:07,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:22:07 BoogieIcfgContainer [2024-11-09 00:22:07,717 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:22:07,717 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:22:07,718 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:22:07,728 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:22:07,729 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:22:07" (1/1) ... [2024-11-09 00:22:07,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:22:07,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:22:07,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:22:07,797 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:22:07,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:22:07,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:22:07,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:22:07,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:22:07,804 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:22:07,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:22:08,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:22:08,016 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:22:08,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:22:08,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:22:08,170 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:22:08,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:22:08,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:22:08,220 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:22:08,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:22:08 ImpRootNode [2024-11-09 00:22:08,245 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:22:08,246 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:22:08,246 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:22:08,246 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:22:08,247 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:22:07" (3/4) ... [2024-11-09 00:22:08,250 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:22:08,251 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:22:08,252 INFO L158 Benchmark]: Toolchain (without parser) took 2493.50ms. Allocated memory was 81.8MB in the beginning and 119.5MB in the end (delta: 37.7MB). Free memory was 59.4MB in the beginning and 71.1MB in the end (delta: -11.8MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2024-11-09 00:22:08,253 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 81.8MB. Free memory was 57.8MB in the beginning and 57.6MB in the end (delta: 152.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:22:08,253 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1308.11ms. Allocated memory was 81.8MB in the beginning and 119.5MB in the end (delta: 37.7MB). Free memory was 59.1MB in the beginning and 73.6MB in the end (delta: -14.5MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2024-11-09 00:22:08,254 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.89ms. Allocated memory is still 119.5MB. Free memory was 73.6MB in the beginning and 70.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:22:08,255 INFO L158 Benchmark]: Boogie Preprocessor took 55.91ms. Allocated memory is still 119.5MB. Free memory was 70.3MB in the beginning and 68.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:22:08,255 INFO L158 Benchmark]: RCFGBuilder took 509.01ms. Allocated memory is still 119.5MB. Free memory was 68.2MB in the beginning and 87.4MB in the end (delta: -19.2MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2024-11-09 00:22:08,256 INFO L158 Benchmark]: CodeCheck took 528.13ms. Allocated memory is still 119.5MB. Free memory was 86.7MB in the beginning and 71.1MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:22:08,256 INFO L158 Benchmark]: Witness Printer took 5.01ms. Allocated memory is still 119.5MB. Free memory is still 71.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:22:08,259 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1570]: 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 1561. 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); [L1561] 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] [L1414] COND TRUE line != ((void *)0) [L1561] 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] [L1562] CALL CWE191_Integer_Underflow__int_min_postdec_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] dataArray[2] = data [L1556] CALL CWE191_Integer_Underflow__int_min_postdec_66b_badSink(dataArray) [L1568] EXPR dataArray[2] [L1568] int data = dataArray[2]; [L1570] 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 0.39ms. Allocated memory is still 81.8MB. Free memory was 57.8MB in the beginning and 57.6MB in the end (delta: 152.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1308.11ms. Allocated memory was 81.8MB in the beginning and 119.5MB in the end (delta: 37.7MB). Free memory was 59.1MB in the beginning and 73.6MB in the end (delta: -14.5MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.89ms. Allocated memory is still 119.5MB. Free memory was 73.6MB in the beginning and 70.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.91ms. Allocated memory is still 119.5MB. Free memory was 70.3MB in the beginning and 68.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 509.01ms. Allocated memory is still 119.5MB. Free memory was 68.2MB in the beginning and 87.4MB in the end (delta: -19.2MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * CodeCheck took 528.13ms. Allocated memory is still 119.5MB. Free memory was 86.7MB in the beginning and 71.1MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.01ms. Allocated memory is still 119.5MB. Free memory is still 71.1MB. 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 00:22:08,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_737fa520-f059-4a2f-83a5-fab7329ae9fd/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample