./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_61_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_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/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_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/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_33262901-230b-4979-88d3-71eff3c5bf00/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 576b064e8282cbed9ca03332877d5ccd229a1e3f7b7b536264f8abb3081d75d2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:14:55,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:14:55,520 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:14:55,525 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:14:55,526 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:14:55,558 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:14:55,559 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:14:55,559 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:14:55,560 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:14:55,560 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:14:55,561 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:14:55,561 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:14:55,562 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:14:55,562 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:14:55,562 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:14:55,563 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:14:55,566 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:14:55,566 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:14:55,567 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:14:55,567 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:14:55,568 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:14:55,568 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:14:55,569 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:14:55,569 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:14:55,570 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:14:55,570 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:14:55,571 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:14:55,571 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:14:55,572 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:14:55,572 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:14:55,572 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:14:55,573 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:14:55,573 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_33262901-230b-4979-88d3-71eff3c5bf00/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 576b064e8282cbed9ca03332877d5ccd229a1e3f7b7b536264f8abb3081d75d2 [2024-11-09 00:14:55,881 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:14:55,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:14:55,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:14:55,935 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:14:55,936 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:14:55,937 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_61_bad.i Unable to find full path for "g++" [2024-11-09 00:14:58,096 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:14:58,539 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:14:58,541 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_61_bad.i [2024-11-09 00:14:58,578 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/data/c30d6df2e/e3c0922d73444faf84cb22afd9f6a8ed/FLAG19ce46273 [2024-11-09 00:14:58,600 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/data/c30d6df2e/e3c0922d73444faf84cb22afd9f6a8ed [2024-11-09 00:14:58,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:14:58,605 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:14:58,609 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:14:58,610 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:14:58,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:14:58,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:14:58" (1/1) ... [2024-11-09 00:14:58,620 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cd9e25c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:58, skipping insertion in model container [2024-11-09 00:14:58,623 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:14:58" (1/1) ... [2024-11-09 00:14:58,714 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:14:59,915 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:14:59,926 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:15:00,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:15:00,189 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:15:00,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:00 WrapperNode [2024-11-09 00:15:00,190 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:15:00,191 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:15:00,191 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:15:00,192 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:15:00,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:00" (1/1) ... [2024-11-09 00:15:00,236 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:00" (1/1) ... [2024-11-09 00:15:00,278 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 52 [2024-11-09 00:15:00,281 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:15:00,282 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:15:00,283 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:15:00,283 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:15:00,295 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:00" (1/1) ... [2024-11-09 00:15:00,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:00" (1/1) ... [2024-11-09 00:15:00,299 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:00" (1/1) ... [2024-11-09 00:15:00,302 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:00" (1/1) ... [2024-11-09 00:15:00,308 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:00" (1/1) ... [2024-11-09 00:15:00,310 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:00" (1/1) ... [2024-11-09 00:15:00,312 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:00" (1/1) ... [2024-11-09 00:15:00,313 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:00" (1/1) ... [2024-11-09 00:15:00,320 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:15:00,321 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:15:00,321 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:15:00,322 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:15:00,323 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:00" (1/1) ... [2024-11-09 00:15:00,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:15:00,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:15:00,368 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:15:00,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:15:00,417 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:15:00,417 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:15:00,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:15:00,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:15:00,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:15:00,633 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:15:00,636 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:15:00,817 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-09 00:15:00,821 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:15:00,907 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:15:00,908 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:15:00,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:15:00 BoogieIcfgContainer [2024-11-09 00:15:00,909 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:15:00,910 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:15:00,910 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:15:00,947 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:15:00,947 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:15:00" (1/1) ... [2024-11-09 00:15:00,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:15:01,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:15:01,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:15:01,037 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:15:01,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:15:01,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:15:01,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:15:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:15:01,216 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:15:01,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:15:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:15:01,337 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:15:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:15:01,384 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:15:01,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:15:01 ImpRootNode [2024-11-09 00:15:01,424 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:15:01,425 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:15:01,425 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:15:01,426 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:15:01,426 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:15:00" (3/4) ... [2024-11-09 00:15:01,429 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:15:01,431 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:15:01,433 INFO L158 Benchmark]: Toolchain (without parser) took 2827.56ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 73.9MB in the beginning and 126.2MB in the end (delta: -52.3MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2024-11-09 00:15:01,433 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 93.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:15:01,434 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1581.22ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 73.9MB in the beginning and 100.0MB in the end (delta: -26.1MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2024-11-09 00:15:01,436 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.88ms. Allocated memory is still 176.2MB. Free memory was 100.0MB in the beginning and 96.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:15:01,437 INFO L158 Benchmark]: Boogie Preprocessor took 38.64ms. Allocated memory is still 176.2MB. Free memory was 96.9MB in the beginning and 95.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:15:01,437 INFO L158 Benchmark]: RCFGBuilder took 588.03ms. Allocated memory is still 176.2MB. Free memory was 95.9MB in the beginning and 81.3MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:15:01,438 INFO L158 Benchmark]: CodeCheck took 514.45ms. Allocated memory is still 176.2MB. Free memory was 81.3MB in the beginning and 127.3MB in the end (delta: -46.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:15:01,438 INFO L158 Benchmark]: Witness Printer took 6.61ms. Allocated memory is still 176.2MB. Free memory was 127.3MB in the beginning and 126.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:15:01,444 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: 1555]: 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 1563. 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); [L1563] 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) [L1563] 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] [L1564] CALL CWE191_Integer_Underflow__int_fscanf_postdec_61_bad() [L1551] int data; [L1552] data = 0 [L1553] CALL, EXPR CWE191_Integer_Underflow__int_fscanf_postdec_61b_badSource(data) [L1571] return data; [L1553] RET, EXPR CWE191_Integer_Underflow__int_fscanf_postdec_61b_badSource(data) [L1553] data = CWE191_Integer_Underflow__int_fscanf_postdec_61b_badSource(data) [L1555] 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 0.36ms. Allocated memory is still 117.4MB. Free memory is still 93.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1581.22ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 73.9MB in the beginning and 100.0MB in the end (delta: -26.1MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.88ms. Allocated memory is still 176.2MB. Free memory was 100.0MB in the beginning and 96.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.64ms. Allocated memory is still 176.2MB. Free memory was 96.9MB in the beginning and 95.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 588.03ms. Allocated memory is still 176.2MB. Free memory was 95.9MB in the beginning and 81.3MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 514.45ms. Allocated memory is still 176.2MB. Free memory was 81.3MB in the beginning and 127.3MB in the end (delta: -46.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.61ms. Allocated memory is still 176.2MB. Free memory was 127.3MB in the beginning and 126.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:15:01,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/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 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_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/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_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/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_33262901-230b-4979-88d3-71eff3c5bf00/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 576b064e8282cbed9ca03332877d5ccd229a1e3f7b7b536264f8abb3081d75d2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:15:04,181 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:15:04,299 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:15:04,357 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:15:04,358 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:15:04,364 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:15:04,365 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:15:04,365 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:15:04,366 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:15:04,366 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:15:04,367 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:15:04,368 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:15:04,368 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:15:04,374 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:15:04,374 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:15:04,377 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:15:04,378 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:15:04,378 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:15:04,379 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:15:04,379 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:15:04,381 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:15:04,382 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:15:04,383 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:15:04,383 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:15:04,383 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:15:04,384 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:15:04,384 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:15:04,384 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:15:04,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:15:04,385 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:15:04,385 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:15:04,386 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:15:04,386 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:15:04,386 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:15:04,387 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:15:04,387 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_33262901-230b-4979-88d3-71eff3c5bf00/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 576b064e8282cbed9ca03332877d5ccd229a1e3f7b7b536264f8abb3081d75d2 [2024-11-09 00:15:04,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:15:04,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:15:04,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:15:04,898 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:15:04,898 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:15:04,901 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_61_bad.i Unable to find full path for "g++" [2024-11-09 00:15:07,084 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:15:07,618 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:15:07,618 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_61_bad.i [2024-11-09 00:15:07,654 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/data/c3f22c9b4/fee8bedb6ba84c63ba739d38755afd33/FLAG5c1ec199d [2024-11-09 00:15:07,681 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/data/c3f22c9b4/fee8bedb6ba84c63ba739d38755afd33 [2024-11-09 00:15:07,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:15:07,689 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:15:07,690 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:15:07,691 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:15:07,698 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:15:07,699 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:15:07" (1/1) ... [2024-11-09 00:15:07,701 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c34a3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:07, skipping insertion in model container [2024-11-09 00:15:07,701 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:15:07" (1/1) ... [2024-11-09 00:15:07,796 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:15:08,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:15:08,995 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:15:09,138 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:15:09,290 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:15:09,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:09 WrapperNode [2024-11-09 00:15:09,291 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:15:09,293 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:15:09,293 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:15:09,293 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:15:09,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:09" (1/1) ... [2024-11-09 00:15:09,331 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:09" (1/1) ... [2024-11-09 00:15:09,357 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 50 [2024-11-09 00:15:09,357 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:15:09,358 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:15:09,358 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:15:09,359 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:15:09,371 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:09" (1/1) ... [2024-11-09 00:15:09,371 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:09" (1/1) ... [2024-11-09 00:15:09,375 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:09" (1/1) ... [2024-11-09 00:15:09,375 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:09" (1/1) ... [2024-11-09 00:15:09,383 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:09" (1/1) ... [2024-11-09 00:15:09,385 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:09" (1/1) ... [2024-11-09 00:15:09,388 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:09" (1/1) ... [2024-11-09 00:15:09,390 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:09" (1/1) ... [2024-11-09 00:15:09,393 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:15:09,394 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:15:09,395 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:15:09,395 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:15:09,396 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:09" (1/1) ... [2024-11-09 00:15:09,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:15:09,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:15:09,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:15:09,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:15:09,479 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:15:09,480 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:15:09,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:15:09,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:15:09,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:15:09,675 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:15:09,678 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:15:09,887 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-09 00:15:09,889 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:15:09,992 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:15:09,993 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:15:09,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:15:09 BoogieIcfgContainer [2024-11-09 00:15:09,994 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:15:09,995 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:15:09,995 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:15:10,007 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:15:10,008 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:15:09" (1/1) ... [2024-11-09 00:15:10,021 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:15:10,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:15:10,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:15:10,102 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:15:10,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:15:10,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:15:10,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:15:10,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:15:10,114 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:15:10,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:15:10,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:15:10,314 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:15:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:15:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:15:10,457 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:15:10,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:15:10,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:15:10,511 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:15:10,550 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:15:10 ImpRootNode [2024-11-09 00:15:10,551 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:15:10,553 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:15:10,553 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:15:10,554 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:15:10,555 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:15:09" (3/4) ... [2024-11-09 00:15:10,559 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:15:10,560 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:15:10,562 INFO L158 Benchmark]: Toolchain (without parser) took 2872.89ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 55.8MB in the beginning and 53.2MB in the end (delta: 2.5MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-11-09 00:15:10,562 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 62.9MB. Free memory was 39.0MB in the beginning and 38.9MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:15:10,563 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1601.76ms. Allocated memory is still 83.9MB. Free memory was 55.6MB in the beginning and 49.4MB in the end (delta: 6.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-09 00:15:10,564 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.81ms. Allocated memory is still 83.9MB. Free memory was 49.4MB in the beginning and 46.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:15:10,566 INFO L158 Benchmark]: Boogie Preprocessor took 35.63ms. Allocated memory is still 83.9MB. Free memory was 46.5MB in the beginning and 44.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:15:10,567 INFO L158 Benchmark]: RCFGBuilder took 599.27ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 44.4MB in the beginning and 66.9MB in the end (delta: -22.5MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-11-09 00:15:10,569 INFO L158 Benchmark]: CodeCheck took 556.26ms. Allocated memory is still 100.7MB. Free memory was 66.9MB in the beginning and 53.2MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:15:10,570 INFO L158 Benchmark]: Witness Printer took 7.44ms. Allocated memory is still 100.7MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:15:10,577 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: 1555]: 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 1563. 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); [L1563] 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) [L1563] 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] [L1564] CALL CWE191_Integer_Underflow__int_fscanf_postdec_61_bad() [L1551] int data; [L1552] data = 0 [L1553] CALL, EXPR CWE191_Integer_Underflow__int_fscanf_postdec_61b_badSource(data) [L1571] return data; [L1553] RET, EXPR CWE191_Integer_Underflow__int_fscanf_postdec_61b_badSource(data) [L1553] data = CWE191_Integer_Underflow__int_fscanf_postdec_61b_badSource(data) [L1555] 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 0.40ms. Allocated memory is still 62.9MB. Free memory was 39.0MB in the beginning and 38.9MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1601.76ms. Allocated memory is still 83.9MB. Free memory was 55.6MB in the beginning and 49.4MB in the end (delta: 6.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.81ms. Allocated memory is still 83.9MB. Free memory was 49.4MB in the beginning and 46.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.63ms. Allocated memory is still 83.9MB. Free memory was 46.5MB in the beginning and 44.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 599.27ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 44.4MB in the beginning and 66.9MB in the end (delta: -22.5MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * CodeCheck took 556.26ms. Allocated memory is still 100.7MB. Free memory was 66.9MB in the beginning and 53.2MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 7.44ms. Allocated memory is still 100.7MB. Free memory is still 53.2MB. 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 00:15:10,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33262901-230b-4979-88d3-71eff3c5bf00/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