./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_31_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_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/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_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/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_c3908cce-86e8-4444-ab60-322fd0955d68/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 2a7efa6d26fff40e057cad4e55335f29abfef9bc4c5f181841a9c529b44cbfe0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:37:52,773 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:37:52,891 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:37:52,901 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:37:52,901 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:37:52,926 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:37:52,927 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:37:52,928 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:37:52,929 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:37:52,929 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:37:52,930 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:37:52,930 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:37:52,931 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:37:52,931 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:37:52,932 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:37:52,932 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:37:52,933 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:37:52,933 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:37:52,934 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:37:52,934 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:37:52,935 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:37:52,935 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:37:52,936 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:37:52,936 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:37:52,937 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:37:52,937 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:37:52,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:37:52,938 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:37:52,938 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:37:52,939 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:37:52,939 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:37:52,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:37:52,940 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_c3908cce-86e8-4444-ab60-322fd0955d68/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a7efa6d26fff40e057cad4e55335f29abfef9bc4c5f181841a9c529b44cbfe0 [2024-11-08 23:37:53,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:37:53,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:37:53,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:37:53,328 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:37:53,329 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:37:53,330 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_31_bad.i Unable to find full path for "g++" [2024-11-08 23:37:55,642 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:37:56,017 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:37:56,018 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_31_bad.i [2024-11-08 23:37:56,048 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/data/aca6ed17b/7b3d56e93abe4700951dea0d328940a4/FLAGd4890a7da [2024-11-08 23:37:56,072 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/data/aca6ed17b/7b3d56e93abe4700951dea0d328940a4 [2024-11-08 23:37:56,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:37:56,079 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:37:56,082 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:37:56,082 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:37:56,089 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:37:56,092 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:37:56" (1/1) ... [2024-11-08 23:37:56,094 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67c8e73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:56, skipping insertion in model container [2024-11-08 23:37:56,094 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:37:56" (1/1) ... [2024-11-08 23:37:56,179 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:37:57,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:37:57,454 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:37:57,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:37:57,735 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:37:57,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:57 WrapperNode [2024-11-08 23:37:57,736 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:37:57,737 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:37:57,737 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:37:57,738 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:37:57,745 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:57" (1/1) ... [2024-11-08 23:37:57,779 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:57" (1/1) ... [2024-11-08 23:37:57,807 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-08 23:37:57,808 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:37:57,809 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:37:57,809 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:37:57,809 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:37:57,821 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:57" (1/1) ... [2024-11-08 23:37:57,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:57" (1/1) ... [2024-11-08 23:37:57,829 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:57" (1/1) ... [2024-11-08 23:37:57,830 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:57" (1/1) ... [2024-11-08 23:37:57,835 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:57" (1/1) ... [2024-11-08 23:37:57,841 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:57" (1/1) ... [2024-11-08 23:37:57,846 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:57" (1/1) ... [2024-11-08 23:37:57,847 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:57" (1/1) ... [2024-11-08 23:37:57,850 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:37:57,851 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:37:57,851 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:37:57,851 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:37:57,852 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:57" (1/1) ... [2024-11-08 23:37:57,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:37:57,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:37:57,890 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:37:57,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:37:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:37:57,933 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:37:57,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:37:57,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:37:57,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:37:58,130 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:37:58,133 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:37:58,256 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 23:37:58,256 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:37:58,301 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:37:58,301 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:37:58,302 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:37:58 BoogieIcfgContainer [2024-11-08 23:37:58,302 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:37:58,303 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:37:58,303 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:37:58,316 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:37:58,316 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:37:58" (1/1) ... [2024-11-08 23:37:58,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:37:58,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:37:58,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:37:58,402 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:37:58,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:37:58,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:37:58,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:37:58,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:37:58,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:37:58,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:37:58,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:37:58,905 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:37:58,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:37:58,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:37:58,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:37:58,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:37:58,950 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:37:58,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:37:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:37:59,035 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:37:59,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:37:59,067 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:37:59,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:37:59 ImpRootNode [2024-11-08 23:37:59,108 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:37:59,110 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:37:59,111 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:37:59,112 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:37:59,112 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:37:58" (3/4) ... [2024-11-08 23:37:59,116 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:37:59,117 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:37:59,118 INFO L158 Benchmark]: Toolchain (without parser) took 3038.70ms. Allocated memory is still 176.2MB. Free memory was 130.8MB in the beginning and 109.5MB in the end (delta: 21.4MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2024-11-08 23:37:59,119 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 176.2MB. Free memory is still 148.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:37:59,120 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1654.30ms. Allocated memory is still 176.2MB. Free memory was 130.7MB in the beginning and 68.6MB in the end (delta: 62.1MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-11-08 23:37:59,121 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.95ms. Allocated memory is still 176.2MB. Free memory was 68.6MB in the beginning and 65.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:37:59,122 INFO L158 Benchmark]: Boogie Preprocessor took 41.28ms. Allocated memory is still 176.2MB. Free memory was 65.7MB in the beginning and 64.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:37:59,124 INFO L158 Benchmark]: RCFGBuilder took 451.53ms. Allocated memory is still 176.2MB. Free memory was 64.1MB in the beginning and 133.7MB in the end (delta: -69.6MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-11-08 23:37:59,125 INFO L158 Benchmark]: CodeCheck took 805.36ms. Allocated memory is still 176.2MB. Free memory was 133.7MB in the beginning and 109.5MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 23:37:59,126 INFO L158 Benchmark]: Witness Printer took 7.05ms. Allocated memory is still 176.2MB. Free memory is still 109.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:37:59,131 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 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, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 1557]: 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 1565. 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); [L1565] 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) [L1565] 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] [L1566] CALL CWE190_Integer_Overflow__int_fscanf_add_31_bad() [L1550] int data; [L1551] data = 0 [L1554] int dataCopy = data; [L1555] int data = dataCopy; 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] [L1557] 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 0.38ms. Allocated memory is still 176.2MB. Free memory is still 148.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1654.30ms. Allocated memory is still 176.2MB. Free memory was 130.7MB in the beginning and 68.6MB in the end (delta: 62.1MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.95ms. Allocated memory is still 176.2MB. Free memory was 68.6MB in the beginning and 65.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.28ms. Allocated memory is still 176.2MB. Free memory was 65.7MB in the beginning and 64.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 451.53ms. Allocated memory is still 176.2MB. Free memory was 64.1MB in the beginning and 133.7MB in the end (delta: -69.6MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * CodeCheck took 805.36ms. Allocated memory is still 176.2MB. Free memory was 133.7MB in the beginning and 109.5MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 7.05ms. Allocated memory is still 176.2MB. Free memory is still 109.5MB. 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 23:37:59,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/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_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/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_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/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_c3908cce-86e8-4444-ab60-322fd0955d68/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 2a7efa6d26fff40e057cad4e55335f29abfef9bc4c5f181841a9c529b44cbfe0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:38:02,050 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:38:02,182 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:38:02,228 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:38:02,229 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:38:02,229 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:38:02,230 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:38:02,235 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:38:02,236 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:38:02,236 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:38:02,237 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:38:02,237 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:38:02,237 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:38:02,238 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:38:02,238 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:38:02,238 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:38:02,240 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:38:02,241 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:38:02,244 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:38:02,244 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:38:02,245 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:38:02,246 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:38:02,246 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:38:02,246 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:38:02,247 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:38:02,247 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:38:02,247 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:38:02,248 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:38:02,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:38:02,248 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:38:02,249 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:38:02,249 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:38:02,249 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:38:02,250 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:38:02,250 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:38:02,251 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_c3908cce-86e8-4444-ab60-322fd0955d68/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a7efa6d26fff40e057cad4e55335f29abfef9bc4c5f181841a9c529b44cbfe0 [2024-11-08 23:38:02,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:38:02,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:38:02,840 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:38:02,846 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:38:02,847 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:38:02,851 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_31_bad.i Unable to find full path for "g++" [2024-11-08 23:38:05,467 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:38:06,005 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:38:06,008 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_31_bad.i [2024-11-08 23:38:06,041 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/data/510812c11/47f5ce56d4a54d4892937c32650f0dff/FLAG75a1bf75b [2024-11-08 23:38:06,081 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/data/510812c11/47f5ce56d4a54d4892937c32650f0dff [2024-11-08 23:38:06,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:38:06,085 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:38:06,088 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:38:06,088 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:38:06,094 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:38:06,095 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:38:06" (1/1) ... [2024-11-08 23:38:06,096 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dd14b6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:06, skipping insertion in model container [2024-11-08 23:38:06,097 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:38:06" (1/1) ... [2024-11-08 23:38:06,176 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:38:07,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:38:07,411 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:38:07,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:38:07,726 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:38:07,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:07 WrapperNode [2024-11-08 23:38:07,727 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:38:07,732 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:38:07,738 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:38:07,739 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:38:07,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:07" (1/1) ... [2024-11-08 23:38:07,790 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:07" (1/1) ... [2024-11-08 23:38:07,834 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-08 23:38:07,835 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:38:07,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:38:07,838 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:38:07,838 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:38:07,848 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:07" (1/1) ... [2024-11-08 23:38:07,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:07" (1/1) ... [2024-11-08 23:38:07,851 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:07" (1/1) ... [2024-11-08 23:38:07,852 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:07" (1/1) ... [2024-11-08 23:38:07,859 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:07" (1/1) ... [2024-11-08 23:38:07,861 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:07" (1/1) ... [2024-11-08 23:38:07,864 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:07" (1/1) ... [2024-11-08 23:38:07,866 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:07" (1/1) ... [2024-11-08 23:38:07,869 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:38:07,870 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:38:07,870 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:38:07,871 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:38:07,871 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:07" (1/1) ... [2024-11-08 23:38:07,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:38:07,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:38:07,908 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:38:07,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:38:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:38:07,948 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:38:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:38:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:38:07,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:38:08,217 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:38:08,220 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:38:08,371 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:38:08,371 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:38:08,450 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:38:08,455 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:38:08,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:38:08 BoogieIcfgContainer [2024-11-08 23:38:08,456 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:38:08,457 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:38:08,457 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:38:08,469 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:38:08,469 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:38:08" (1/1) ... [2024-11-08 23:38:08,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:38:08,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:38:08,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:38:08,554 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:38:08,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:38:08,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:38:08,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:38:08,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:38:08,564 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:38:08,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:38:08,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:38:08,722 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:38:08,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:38:08,771 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:38:08,776 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:38:08,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:38:08,808 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:38:08,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:38:08,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:38:08,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:38:08,841 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:38:08,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:38:08,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:38:08,843 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:38:08,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:38:08,846 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:38:08,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:38:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:38:09,012 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:38:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:38:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:38:09,108 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:38:09,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:38:09,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:38:09,159 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:38:09,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:38:09 ImpRootNode [2024-11-08 23:38:09,195 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:38:09,196 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:38:09,196 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:38:09,196 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:38:09,197 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:38:08" (3/4) ... [2024-11-08 23:38:09,200 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:38:09,201 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:38:09,202 INFO L158 Benchmark]: Toolchain (without parser) took 3116.47ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 48.0MB in the beginning and 70.3MB in the end (delta: -22.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:38:09,202 INFO L158 Benchmark]: CDTParser took 4.61ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:38:09,203 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1643.07ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 47.8MB in the beginning and 54.2MB in the end (delta: -6.4MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2024-11-08 23:38:09,204 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.66ms. Allocated memory is still 107.0MB. Free memory was 54.2MB in the beginning and 78.6MB in the end (delta: -24.4MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2024-11-08 23:38:09,204 INFO L158 Benchmark]: Boogie Preprocessor took 32.52ms. Allocated memory is still 107.0MB. Free memory was 78.6MB in the beginning and 77.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:38:09,205 INFO L158 Benchmark]: RCFGBuilder took 585.93ms. Allocated memory is still 107.0MB. Free memory was 76.5MB in the beginning and 61.3MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:38:09,206 INFO L158 Benchmark]: CodeCheck took 738.23ms. Allocated memory is still 107.0MB. Free memory was 61.3MB in the beginning and 70.9MB in the end (delta: -9.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:38:09,206 INFO L158 Benchmark]: Witness Printer took 5.48ms. Allocated memory is still 107.0MB. Free memory was 70.9MB in the beginning and 70.3MB in the end (delta: 593.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:38:09,210 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 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, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 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, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 31 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: 1557]: 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 1565. 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); [L1565] 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) [L1565] 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] [L1566] CALL CWE190_Integer_Overflow__int_fscanf_add_31_bad() [L1550] int data; [L1551] data = 0 [L1554] int dataCopy = data; [L1555] int data = dataCopy; 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] [L1557] 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 4.61ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1643.07ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 47.8MB in the beginning and 54.2MB in the end (delta: -6.4MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.66ms. Allocated memory is still 107.0MB. Free memory was 54.2MB in the beginning and 78.6MB in the end (delta: -24.4MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.52ms. Allocated memory is still 107.0MB. Free memory was 78.6MB in the beginning and 77.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 585.93ms. Allocated memory is still 107.0MB. Free memory was 76.5MB in the beginning and 61.3MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 738.23ms. Allocated memory is still 107.0MB. Free memory was 61.3MB in the beginning and 70.9MB in the end (delta: -9.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.48ms. Allocated memory is still 107.0MB. Free memory was 70.9MB in the beginning and 70.3MB in the end (delta: 593.3kB). 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 23:38:09,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3908cce-86e8-4444-ab60-322fd0955d68/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample