./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_22_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_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/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_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_22_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/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_735e49e8-d115-4604-bae6-d3e11dfac503/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 d03a4afff3443cd395b49519f3748642f9d5ce3c1abd9c40decd07dfc8e13a27 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:47:17,148 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:47:17,222 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 19:47:17,227 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:47:17,228 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:47:17,255 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:47:17,256 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:47:17,256 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:47:17,257 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:47:17,258 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:47:17,259 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:47:17,259 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:47:17,260 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:47:17,260 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:47:17,261 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:47:17,261 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:47:17,262 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:47:17,262 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:47:17,263 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:47:17,263 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:47:17,264 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:47:17,268 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:47:17,268 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:47:17,269 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:47:17,269 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:47:17,269 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:47:17,269 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:47:17,270 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:47:17,270 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:47:17,270 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:47:17,271 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:47:17,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:47:17,271 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_735e49e8-d115-4604-bae6-d3e11dfac503/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d03a4afff3443cd395b49519f3748642f9d5ce3c1abd9c40decd07dfc8e13a27 [2024-11-08 19:47:17,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:47:17,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:47:17,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:47:17,681 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:47:17,682 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:47:17,683 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_22_bad.i Unable to find full path for "g++" [2024-11-08 19:47:19,955 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:47:20,326 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:47:20,327 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_22_bad.i [2024-11-08 19:47:20,349 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/data/7255bc79b/e5c4663443634547aa2ce18367598074/FLAGe0abadc59 [2024-11-08 19:47:20,379 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/data/7255bc79b/e5c4663443634547aa2ce18367598074 [2024-11-08 19:47:20,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:47:20,384 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:47:20,385 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:47:20,385 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:47:20,391 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:47:20,391 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:47:20" (1/1) ... [2024-11-08 19:47:20,393 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2435f441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:20, skipping insertion in model container [2024-11-08 19:47:20,393 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:47:20" (1/1) ... [2024-11-08 19:47:20,479 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:47:21,604 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:47:21,614 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:47:21,695 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:47:21,861 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:47:21,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:21 WrapperNode [2024-11-08 19:47:21,862 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:47:21,866 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:47:21,866 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:47:21,866 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:47:21,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:21" (1/1) ... [2024-11-08 19:47:21,905 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:21" (1/1) ... [2024-11-08 19:47:21,933 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-08 19:47:21,934 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:47:21,935 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:47:21,935 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:47:21,935 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:47:21,945 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:21" (1/1) ... [2024-11-08 19:47:21,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:21" (1/1) ... [2024-11-08 19:47:21,948 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:21" (1/1) ... [2024-11-08 19:47:21,953 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:21" (1/1) ... [2024-11-08 19:47:21,960 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:21" (1/1) ... [2024-11-08 19:47:21,962 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:21" (1/1) ... [2024-11-08 19:47:21,963 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:21" (1/1) ... [2024-11-08 19:47:21,964 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:21" (1/1) ... [2024-11-08 19:47:21,966 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:47:21,967 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:47:21,968 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:47:21,968 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:47:21,969 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:21" (1/1) ... [2024-11-08 19:47:21,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:47:21,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:47:22,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:47:22,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:47:22,042 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:47:22,042 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:47:22,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:47:22,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:47:22,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:47:22,205 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:47:22,208 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:47:22,314 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 19:47:22,314 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:47:22,360 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:47:22,360 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:47:22,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:22 BoogieIcfgContainer [2024-11-08 19:47:22,361 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:47:22,361 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:47:22,362 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:47:22,374 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:47:22,374 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:22" (1/1) ... [2024-11-08 19:47:22,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:47:22,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:22,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-08 19:47:22,438 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-08 19:47:22,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:47:22,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:22,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:47:22,565 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:47:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:47:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:47:22,642 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:47:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:47:22,671 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:47:22,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:47:22 ImpRootNode [2024-11-08 19:47:22,709 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:47:22,710 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:47:22,710 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:47:22,710 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:47:22,715 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:22" (3/4) ... [2024-11-08 19:47:22,717 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:47:22,723 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:47:22,725 INFO L158 Benchmark]: Toolchain (without parser) took 2341.47ms. Allocated memory was 132.1MB in the beginning and 165.7MB in the end (delta: 33.6MB). Free memory was 98.8MB in the beginning and 130.3MB in the end (delta: -31.5MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2024-11-08 19:47:22,726 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 100.7MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:47:22,729 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1477.55ms. Allocated memory was 132.1MB in the beginning and 165.7MB in the end (delta: 33.6MB). Free memory was 98.4MB in the beginning and 108.0MB in the end (delta: -9.6MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. [2024-11-08 19:47:22,729 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.31ms. Allocated memory is still 165.7MB. Free memory was 108.0MB in the beginning and 104.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:47:22,730 INFO L158 Benchmark]: Boogie Preprocessor took 32.08ms. Allocated memory is still 165.7MB. Free memory was 104.7MB in the beginning and 103.8MB in the end (delta: 913.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:47:22,730 INFO L158 Benchmark]: RCFGBuilder took 393.42ms. Allocated memory is still 165.7MB. Free memory was 103.8MB in the beginning and 89.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:47:22,731 INFO L158 Benchmark]: CodeCheck took 347.89ms. Allocated memory is still 165.7MB. Free memory was 89.1MB in the beginning and 130.5MB in the end (delta: -41.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 19:47:22,732 INFO L158 Benchmark]: Witness Printer took 12.85ms. Allocated memory is still 165.7MB. Free memory was 130.5MB in the beginning and 130.3MB in the end (delta: 172.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:47:22,738 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1573]: 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); [L1548] int CWE191_Integer_Underflow__int_fscanf_multiply_22_badGlobal = 0; [L1561] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_multiply_22_badGlobal=0, 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 [CWE191_Integer_Underflow__int_fscanf_multiply_22_badGlobal=0, 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_fscanf_multiply_22_bad() [L1552] int data; [L1553] data = 0 [L1555] CWE191_Integer_Underflow__int_fscanf_multiply_22_badGlobal = 1 [L1556] CALL CWE191_Integer_Underflow__int_fscanf_multiply_22_badSink(data) [L1569] COND TRUE \read(CWE191_Integer_Underflow__int_fscanf_multiply_22_badGlobal) VAL [CWE191_Integer_Underflow__int_fscanf_multiply_22_badGlobal=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] COND TRUE data < 0 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_22_badGlobal=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1573] data * 2 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_22_badGlobal=1, 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 0.42ms. Allocated memory is still 100.7MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1477.55ms. Allocated memory was 132.1MB in the beginning and 165.7MB in the end (delta: 33.6MB). Free memory was 98.4MB in the beginning and 108.0MB in the end (delta: -9.6MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.31ms. Allocated memory is still 165.7MB. Free memory was 108.0MB in the beginning and 104.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.08ms. Allocated memory is still 165.7MB. Free memory was 104.7MB in the beginning and 103.8MB in the end (delta: 913.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 393.42ms. Allocated memory is still 165.7MB. Free memory was 103.8MB in the beginning and 89.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 347.89ms. Allocated memory is still 165.7MB. Free memory was 89.1MB in the beginning and 130.5MB in the end (delta: -41.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 12.85ms. Allocated memory is still 165.7MB. Free memory was 130.5MB in the beginning and 130.3MB in the end (delta: 172.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:47:22,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/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_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/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_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_22_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/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_735e49e8-d115-4604-bae6-d3e11dfac503/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 d03a4afff3443cd395b49519f3748642f9d5ce3c1abd9c40decd07dfc8e13a27 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:47:25,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:47:25,289 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 19:47:25,331 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:47:25,332 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:47:25,333 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:47:25,333 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:47:25,334 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:47:25,335 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:47:25,336 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:47:25,336 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:47:25,337 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:47:25,337 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:47:25,337 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:47:25,338 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:47:25,338 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:47:25,341 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:47:25,344 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:47:25,344 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:47:25,345 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:47:25,345 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:47:25,345 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:47:25,346 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:47:25,346 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:47:25,346 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:47:25,348 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:25,349 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:47:25,349 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:47:25,349 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:47:25,350 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:47:25,350 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:47:25,350 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:47:25,351 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:47:25,351 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:25,351 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:47:25,352 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_735e49e8-d115-4604-bae6-d3e11dfac503/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d03a4afff3443cd395b49519f3748642f9d5ce3c1abd9c40decd07dfc8e13a27 [2024-11-08 19:47:25,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:47:25,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:47:25,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:47:25,822 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:47:25,822 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:47:25,824 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_22_bad.i Unable to find full path for "g++" [2024-11-08 19:47:27,891 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:47:28,322 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:47:28,323 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_22_bad.i [2024-11-08 19:47:28,356 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/data/020ca25b3/ab8670fa4cec4791a7cf1c5d417aacea/FLAG320147683 [2024-11-08 19:47:28,473 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/data/020ca25b3/ab8670fa4cec4791a7cf1c5d417aacea [2024-11-08 19:47:28,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:47:28,479 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:47:28,481 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:47:28,482 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:47:28,488 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:47:28,489 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:47:28" (1/1) ... [2024-11-08 19:47:28,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36f6bd0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:28, skipping insertion in model container [2024-11-08 19:47:28,492 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:47:28" (1/1) ... [2024-11-08 19:47:28,585 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:47:29,518 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:47:29,531 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:47:29,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:47:29,858 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:47:29,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:29 WrapperNode [2024-11-08 19:47:29,859 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:47:29,860 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:47:29,861 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:47:29,861 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:47:29,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:29" (1/1) ... [2024-11-08 19:47:29,915 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:29" (1/1) ... [2024-11-08 19:47:29,951 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-08 19:47:29,951 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:47:29,952 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:47:29,952 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:47:29,953 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:47:29,963 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:29" (1/1) ... [2024-11-08 19:47:29,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:29" (1/1) ... [2024-11-08 19:47:29,970 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:29" (1/1) ... [2024-11-08 19:47:29,971 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:29" (1/1) ... [2024-11-08 19:47:29,987 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:29" (1/1) ... [2024-11-08 19:47:29,993 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:29" (1/1) ... [2024-11-08 19:47:29,995 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:29" (1/1) ... [2024-11-08 19:47:30,000 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:29" (1/1) ... [2024-11-08 19:47:30,007 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:47:30,008 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:47:30,008 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:47:30,009 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:47:30,010 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:29" (1/1) ... [2024-11-08 19:47:30,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:47:30,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:47:30,056 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:47:30,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:47:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:47:30,089 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:47:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:47:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:47:30,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:47:30,304 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:47:30,306 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:47:30,495 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 19:47:30,497 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:47:30,573 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:47:30,577 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:47:30,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:30 BoogieIcfgContainer [2024-11-08 19:47:30,578 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:47:30,579 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:47:30,580 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:47:30,590 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:47:30,591 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:30" (1/1) ... [2024-11-08 19:47:30,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:47:30,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:30,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-08 19:47:30,673 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-08 19:47:30,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:47:30,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:30,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:30,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:30,684 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:30,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:47:30,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:47:30,893 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:47:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:47:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:47:31,036 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:47:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:47:31,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:47:31,076 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:47:31,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:47:31 ImpRootNode [2024-11-08 19:47:31,133 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:47:31,135 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:47:31,135 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:47:31,135 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:47:31,137 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:30" (3/4) ... [2024-11-08 19:47:31,140 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:47:31,141 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:47:31,143 INFO L158 Benchmark]: Toolchain (without parser) took 2663.32ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 49.2MB in the beginning and 87.9MB in the end (delta: -38.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:47:31,143 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:47:31,145 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1378.22ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 49.0MB in the beginning and 86.4MB in the end (delta: -37.4MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2024-11-08 19:47:31,146 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.26ms. Allocated memory is still 123.7MB. Free memory was 86.4MB in the beginning and 83.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:47:31,147 INFO L158 Benchmark]: Boogie Preprocessor took 55.49ms. Allocated memory is still 123.7MB. Free memory was 83.6MB in the beginning and 81.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:47:31,148 INFO L158 Benchmark]: RCFGBuilder took 570.34ms. Allocated memory is still 123.7MB. Free memory was 81.5MB in the beginning and 65.5MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:47:31,150 INFO L158 Benchmark]: CodeCheck took 553.36ms. Allocated memory is still 123.7MB. Free memory was 65.5MB in the beginning and 88.7MB in the end (delta: -23.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:47:31,151 INFO L158 Benchmark]: Witness Printer took 6.67ms. Allocated memory is still 123.7MB. Free memory was 88.7MB in the beginning and 87.9MB in the end (delta: 755.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:47:31,158 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1573]: 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); [L1548] int CWE191_Integer_Underflow__int_fscanf_multiply_22_badGlobal = 0; [L1561] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_multiply_22_badGlobal=0, 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 [CWE191_Integer_Underflow__int_fscanf_multiply_22_badGlobal=0, 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_fscanf_multiply_22_bad() [L1552] int data; [L1553] data = 0 [L1555] CWE191_Integer_Underflow__int_fscanf_multiply_22_badGlobal = 1 [L1556] CALL CWE191_Integer_Underflow__int_fscanf_multiply_22_badSink(data) [L1569] COND TRUE \read(CWE191_Integer_Underflow__int_fscanf_multiply_22_badGlobal) VAL [CWE191_Integer_Underflow__int_fscanf_multiply_22_badGlobal=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] COND TRUE data < 0 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_22_badGlobal=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1573] data * 2 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_22_badGlobal=1, 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 0.31ms. Allocated memory is still 92.3MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1378.22ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 49.0MB in the beginning and 86.4MB in the end (delta: -37.4MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.26ms. Allocated memory is still 123.7MB. Free memory was 86.4MB in the beginning and 83.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.49ms. Allocated memory is still 123.7MB. Free memory was 83.6MB in the beginning and 81.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 570.34ms. Allocated memory is still 123.7MB. Free memory was 81.5MB in the beginning and 65.5MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 553.36ms. Allocated memory is still 123.7MB. Free memory was 65.5MB in the beginning and 88.7MB in the end (delta: -23.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.67ms. Allocated memory is still 123.7MB. Free memory was 88.7MB in the beginning and 87.9MB in the end (delta: 755.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:47:31,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_735e49e8-d115-4604-bae6-d3e11dfac503/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