./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_16_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/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_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/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_0b617d3f-60c9-4029-9278-7f5543362298/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 1c347d96cfea777a994aa3ceab6794501307f4faf5da4c67a84c86b1cfd1b066 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:32:22,280 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:32:22,345 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:32:22,349 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:32:22,349 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:32:22,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:32:22,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:32:22,372 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:32:22,372 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:32:22,373 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:32:22,373 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:32:22,374 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:32:22,374 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:32:22,376 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:32:22,379 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:32:22,379 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:32:22,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:32:22,380 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:32:22,381 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:32:22,381 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:32:22,381 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:32:22,383 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:32:22,383 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:32:22,385 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:32:22,386 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:32:22,386 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:32:22,386 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:32:22,387 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:32:22,387 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:32:22,387 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:32:22,387 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:32:22,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:32:22,388 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_0b617d3f-60c9-4029-9278-7f5543362298/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c347d96cfea777a994aa3ceab6794501307f4faf5da4c67a84c86b1cfd1b066 [2024-11-09 00:32:22,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:32:22,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:32:22,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:32:22,808 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:32:22,809 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:32:22,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_16_bad.i Unable to find full path for "g++" [2024-11-09 00:32:24,872 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:32:25,259 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:32:25,260 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_16_bad.i [2024-11-09 00:32:25,285 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/data/acd23d295/50a338d1c73b4f0284b4de9755c83793/FLAG0a9c7059e [2024-11-09 00:32:25,304 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/data/acd23d295/50a338d1c73b4f0284b4de9755c83793 [2024-11-09 00:32:25,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:32:25,309 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:32:25,310 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:32:25,311 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:32:25,318 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:32:25,319 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:32:25" (1/1) ... [2024-11-09 00:32:25,322 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22431be8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:25, skipping insertion in model container [2024-11-09 00:32:25,322 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:32:25" (1/1) ... [2024-11-09 00:32:25,391 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:32:26,426 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:32:26,439 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:32:26,585 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:32:26,743 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:32:26,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:26 WrapperNode [2024-11-09 00:32:26,744 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:32:26,745 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:32:26,745 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:32:26,745 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:32:26,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:26" (1/1) ... [2024-11-09 00:32:26,784 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:26" (1/1) ... [2024-11-09 00:32:26,815 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 50 [2024-11-09 00:32:26,815 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:32:26,816 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:32:26,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:32:26,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:32:26,826 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:26" (1/1) ... [2024-11-09 00:32:26,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:26" (1/1) ... [2024-11-09 00:32:26,831 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:26" (1/1) ... [2024-11-09 00:32:26,832 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:26" (1/1) ... [2024-11-09 00:32:26,840 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:26" (1/1) ... [2024-11-09 00:32:26,843 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:26" (1/1) ... [2024-11-09 00:32:26,848 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:26" (1/1) ... [2024-11-09 00:32:26,852 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:26" (1/1) ... [2024-11-09 00:32:26,855 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:32:26,859 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:32:26,859 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:32:26,859 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:32:26,860 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:26" (1/1) ... [2024-11-09 00:32:26,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:32:26,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:32:26,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:32:26,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:32:26,934 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:32:26,934 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:32:26,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:32:26,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:32:26,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:32:27,084 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:32:27,086 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:32:27,220 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 00:32:27,221 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:32:27,299 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:32:27,303 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:32:27,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:32:27 BoogieIcfgContainer [2024-11-09 00:32:27,303 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:32:27,304 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:32:27,304 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:32:27,324 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:32:27,324 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:32:27" (1/1) ... [2024-11-09 00:32:27,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:32:27,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:27,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:32:27,410 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:32:27,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:32:27,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:27,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:32:27,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:27,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:32:27,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:27,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-11-09 00:32:27,757 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-11-09 00:32:27,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:32:27,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:27,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:32:27,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:32:27,777 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:32:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:32:27,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:32:27,839 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:32:27,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:32:27,867 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:32:27,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:32:27 ImpRootNode [2024-11-09 00:32:27,896 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:32:27,897 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:32:27,897 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:32:27,898 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:32:27,899 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:32:27" (3/4) ... [2024-11-09 00:32:27,902 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:32:27,903 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:32:27,904 INFO L158 Benchmark]: Toolchain (without parser) took 2595.41ms. Allocated memory is still 184.5MB. Free memory was 151.3MB in the beginning and 93.6MB in the end (delta: 57.8MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2024-11-09 00:32:27,905 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 115.3MB. Free memory was 64.5MB in the beginning and 64.3MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:32:27,905 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1433.68ms. Allocated memory is still 184.5MB. Free memory was 150.9MB in the beginning and 134.5MB in the end (delta: 16.3MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. [2024-11-09 00:32:27,906 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.63ms. Allocated memory is still 184.5MB. Free memory was 134.5MB in the beginning and 132.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:32:27,907 INFO L158 Benchmark]: Boogie Preprocessor took 42.06ms. Allocated memory is still 184.5MB. Free memory was 132.1MB in the beginning and 130.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:32:27,907 INFO L158 Benchmark]: RCFGBuilder took 444.27ms. Allocated memory is still 184.5MB. Free memory was 130.5MB in the beginning and 116.6MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:32:27,908 INFO L158 Benchmark]: CodeCheck took 592.38ms. Allocated memory is still 184.5MB. Free memory was 116.6MB in the beginning and 93.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-09 00:32:27,908 INFO L158 Benchmark]: Witness Printer took 6.47ms. Allocated memory is still 184.5MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:32:27,912 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 8 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 6 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 2 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, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 14 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1560]: 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 1569. 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); [L1569] 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) [L1569] 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] [L1570] CALL CWE190_Integer_Overflow__int_fscanf_add_16_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE 1 [L1557] COND TRUE 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data + 1 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 0.30ms. Allocated memory is still 115.3MB. Free memory was 64.5MB in the beginning and 64.3MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1433.68ms. Allocated memory is still 184.5MB. Free memory was 150.9MB in the beginning and 134.5MB in the end (delta: 16.3MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.63ms. Allocated memory is still 184.5MB. Free memory was 134.5MB in the beginning and 132.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.06ms. Allocated memory is still 184.5MB. Free memory was 132.1MB in the beginning and 130.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 444.27ms. Allocated memory is still 184.5MB. Free memory was 130.5MB in the beginning and 116.6MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 592.38ms. Allocated memory is still 184.5MB. Free memory was 116.6MB in the beginning and 93.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 6.47ms. Allocated memory is still 184.5MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:32:27,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/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_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/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_0b617d3f-60c9-4029-9278-7f5543362298/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 1c347d96cfea777a994aa3ceab6794501307f4faf5da4c67a84c86b1cfd1b066 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:32:30,474 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:32:30,571 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:32:30,618 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:32:30,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:32:30,620 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:32:30,621 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:32:30,621 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:32:30,622 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:32:30,622 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:32:30,623 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:32:30,623 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:32:30,624 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:32:30,624 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:32:30,624 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:32:30,625 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:32:30,625 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:32:30,629 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:32:30,629 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:32:30,629 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:32:30,630 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:32:30,633 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:32:30,634 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:32:30,634 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:32:30,635 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:32:30,635 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:32:30,635 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:32:30,636 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:32:30,636 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:32:30,637 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:32:30,637 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:32:30,637 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:32:30,639 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:32:30,639 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:32:30,640 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:32:30,640 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_0b617d3f-60c9-4029-9278-7f5543362298/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c347d96cfea777a994aa3ceab6794501307f4faf5da4c67a84c86b1cfd1b066 [2024-11-09 00:32:31,079 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:32:31,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:32:31,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:32:31,119 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:32:31,120 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:32:31,122 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_16_bad.i Unable to find full path for "g++" [2024-11-09 00:32:33,505 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:32:33,912 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:32:33,913 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_16_bad.i [2024-11-09 00:32:33,936 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/data/87e9ec595/932b44742f014a9588e6dd90641cfcdf/FLAG0b49251bc [2024-11-09 00:32:33,958 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/data/87e9ec595/932b44742f014a9588e6dd90641cfcdf [2024-11-09 00:32:33,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:32:33,963 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:32:33,964 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:32:33,964 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:32:33,972 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:32:33,972 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:32:33" (1/1) ... [2024-11-09 00:32:33,975 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ba60168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:33, skipping insertion in model container [2024-11-09 00:32:33,975 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:32:33" (1/1) ... [2024-11-09 00:32:34,051 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:32:35,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:32:35,227 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:32:35,332 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:32:35,533 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:32:35,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:35 WrapperNode [2024-11-09 00:32:35,533 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:32:35,534 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:32:35,534 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:32:35,535 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:32:35,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:35" (1/1) ... [2024-11-09 00:32:35,584 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:35" (1/1) ... [2024-11-09 00:32:35,619 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 49 [2024-11-09 00:32:35,620 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:32:35,620 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:32:35,621 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:32:35,621 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:32:35,630 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:35" (1/1) ... [2024-11-09 00:32:35,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:35" (1/1) ... [2024-11-09 00:32:35,633 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:35" (1/1) ... [2024-11-09 00:32:35,634 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:35" (1/1) ... [2024-11-09 00:32:35,648 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:35" (1/1) ... [2024-11-09 00:32:35,655 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:35" (1/1) ... [2024-11-09 00:32:35,658 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:35" (1/1) ... [2024-11-09 00:32:35,659 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:35" (1/1) ... [2024-11-09 00:32:35,668 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:32:35,673 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:32:35,673 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:32:35,673 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:32:35,674 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:35" (1/1) ... [2024-11-09 00:32:35,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:32:35,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:32:35,717 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:32:35,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:32:35,751 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:32:35,752 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:32:35,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:32:35,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:32:35,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:32:36,004 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:32:36,007 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:32:36,169 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-09 00:32:36,169 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:32:36,241 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:32:36,242 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:32:36,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:32:36 BoogieIcfgContainer [2024-11-09 00:32:36,243 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:32:36,245 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:32:36,245 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:32:36,257 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:32:36,257 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:32:36" (1/1) ... [2024-11-09 00:32:36,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:32:36,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:36,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:32:36,337 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:32:36,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:32:36,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:36,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:32:36,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:32:36,346 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:32:36,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:32:36,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:36,493 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:32:36,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:36,525 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:32:36,529 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:32:36,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:32:36,555 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:32:36,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:32:36,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:36,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-11-09 00:32:36,592 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-11-09 00:32:36,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:32:36,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:36,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:32:36,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:32:36,594 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:32:36,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:32:36,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:32:36,723 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:32:36,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:32:36,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:32:36,804 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:32:36,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:32:36,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:32:36,835 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:32:36,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:32:36 ImpRootNode [2024-11-09 00:32:36,878 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:32:36,879 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:32:36,879 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:32:36,879 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:32:36,879 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:32:36" (3/4) ... [2024-11-09 00:32:36,882 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:32:36,883 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:32:36,885 INFO L158 Benchmark]: Toolchain (without parser) took 2921.30ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 51.4MB in the beginning and 70.1MB in the end (delta: -18.7MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2024-11-09 00:32:36,885 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 55.6MB in the end (delta: 94.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:32:36,886 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1569.44ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 51.4MB in the beginning and 50.0MB in the end (delta: 1.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-09 00:32:36,886 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.68ms. Allocated memory is still 100.7MB. Free memory was 50.0MB in the beginning and 47.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:32:36,887 INFO L158 Benchmark]: Boogie Preprocessor took 47.49ms. Allocated memory is still 100.7MB. Free memory was 47.3MB in the beginning and 45.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:32:36,888 INFO L158 Benchmark]: RCFGBuilder took 571.70ms. Allocated memory is still 100.7MB. Free memory was 45.2MB in the beginning and 59.8MB in the end (delta: -14.6MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2024-11-09 00:32:36,889 INFO L158 Benchmark]: CodeCheck took 632.95ms. Allocated memory is still 100.7MB. Free memory was 59.8MB in the beginning and 70.1MB in the end (delta: -10.3MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2024-11-09 00:32:36,890 INFO L158 Benchmark]: Witness Printer took 4.93ms. Allocated memory is still 100.7MB. Free memory is still 70.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:32:36,896 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 6 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 30 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1560]: 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 1569. 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); [L1569] 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) [L1569] 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] [L1570] CALL CWE190_Integer_Overflow__int_fscanf_add_16_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE 1 [L1557] COND TRUE 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data + 1 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 0.33ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 55.6MB in the end (delta: 94.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1569.44ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 51.4MB in the beginning and 50.0MB in the end (delta: 1.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.68ms. Allocated memory is still 100.7MB. Free memory was 50.0MB in the beginning and 47.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.49ms. Allocated memory is still 100.7MB. Free memory was 47.3MB in the beginning and 45.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 571.70ms. Allocated memory is still 100.7MB. Free memory was 45.2MB in the beginning and 59.8MB in the end (delta: -14.6MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * CodeCheck took 632.95ms. Allocated memory is still 100.7MB. Free memory was 59.8MB in the beginning and 70.1MB in the end (delta: -10.3MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Witness Printer took 4.93ms. Allocated memory is still 100.7MB. Free memory is still 70.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:32:36,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b617d3f-60c9-4029-9278-7f5543362298/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