./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3 --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 d2965ba2f95fa88a11de221781578b1346697c68ecd81d7cf3354351e788228d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:08:12,774 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:08:12,902 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 04:08:12,909 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:08:12,909 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:08:12,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:08:12,940 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:08:12,941 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:08:12,941 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:08:12,941 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:08:12,942 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:08:12,942 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:08:12,942 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:08:12,942 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:08:12,943 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:08:12,943 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:08:12,943 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:08:12,943 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:08:12,943 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:08:12,944 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:08:12,944 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:08:12,944 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:08:12,944 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:08:12,944 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:08:12,944 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:08:12,945 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:08:12,945 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:08:12,945 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:08:12,945 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:08:12,946 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:08:12,946 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:08:12,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:08:12,946 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3 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 -> d2965ba2f95fa88a11de221781578b1346697c68ecd81d7cf3354351e788228d [2024-11-25 04:08:13,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:08:13,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:08:13,415 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:08:13,417 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:08:13,418 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:08:13,422 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i [2024-11-25 04:08:17,392 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/data/6e1ecadb5/b4326555befa45e29a18b6670463cc05/FLAG2dedaa069 [2024-11-25 04:08:18,010 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:08:18,012 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i [2024-11-25 04:08:18,038 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/data/6e1ecadb5/b4326555befa45e29a18b6670463cc05/FLAG2dedaa069 [2024-11-25 04:08:18,057 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/data/6e1ecadb5/b4326555befa45e29a18b6670463cc05 [2024-11-25 04:08:18,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:08:18,063 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:08:18,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:08:18,065 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:08:18,071 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:08:18,072 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:08:18" (1/1) ... [2024-11-25 04:08:18,074 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e5a7bf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:18, skipping insertion in model container [2024-11-25 04:08:18,074 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:08:18" (1/1) ... [2024-11-25 04:08:18,132 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:08:19,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:08:19,395 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:08:19,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:08:19,754 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:08:19,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:19 WrapperNode [2024-11-25 04:08:19,756 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:08:19,757 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:08:19,757 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:08:19,758 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:08:19,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:19" (1/1) ... [2024-11-25 04:08:19,807 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:19" (1/1) ... [2024-11-25 04:08:19,850 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2024-11-25 04:08:19,851 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:08:19,852 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:08:19,852 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:08:19,852 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:08:19,864 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:19" (1/1) ... [2024-11-25 04:08:19,865 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:19" (1/1) ... [2024-11-25 04:08:19,872 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:19" (1/1) ... [2024-11-25 04:08:19,872 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:19" (1/1) ... [2024-11-25 04:08:19,885 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:19" (1/1) ... [2024-11-25 04:08:19,886 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:19" (1/1) ... [2024-11-25 04:08:19,889 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:19" (1/1) ... [2024-11-25 04:08:19,894 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:19" (1/1) ... [2024-11-25 04:08:19,896 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:19" (1/1) ... [2024-11-25 04:08:19,903 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:08:19,904 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:08:19,907 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:08:19,907 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:08:19,909 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:19" (1/1) ... [2024-11-25 04:08:19,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:08:19,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:08:19,968 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:08:19,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:08:20,012 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 04:08:20,012 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 04:08:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:08:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:08:20,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:08:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:08:20,238 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:08:20,241 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:08:20,374 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-25 04:08:20,375 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:08:20,432 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:08:20,433 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 04:08:20,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:08:20 BoogieIcfgContainer [2024-11-25 04:08:20,433 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:08:20,434 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:08:20,435 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:08:20,449 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:08:20,449 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:08:20" (1/1) ... [2024-11-25 04:08:20,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:08:20,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:08:20,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-25 04:08:20,528 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-25 04:08:20,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 04:08:20,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:08:20,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:08:20,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:08:20,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:08:20,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:08:20,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 21 transitions. [2024-11-25 04:08:20,944 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-25 04:08:20,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:08:20,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:08:20,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:08:21,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:08:21,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:08:21,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:08:21,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 26 transitions. [2024-11-25 04:08:21,210 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-25 04:08:21,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 04:08:21,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:08:21,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:08:21,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:08:21,275 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:08:21,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:08:21,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:08:21,430 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:08:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:08:21,483 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-25 04:08:21,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:08:21 ImpRootNode [2024-11-25 04:08:21,531 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:08:21,532 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:08:21,532 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:08:21,532 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:08:21,533 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:08:20" (3/4) ... [2024-11-25 04:08:21,538 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 04:08:21,539 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:08:21,543 INFO L158 Benchmark]: Toolchain (without parser) took 3477.55ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 53.9MB in the end (delta: 62.3MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-25 04:08:21,543 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:08:21,544 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1691.77ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 106.8MB in the end (delta: 9.1MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-25 04:08:21,544 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.26ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 104.2MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:08:21,545 INFO L158 Benchmark]: Boogie Preprocessor took 50.87ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 103.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:08:21,545 INFO L158 Benchmark]: RCFGBuilder took 529.91ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 89.3MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:08:21,546 INFO L158 Benchmark]: CodeCheck took 1096.63ms. Allocated memory is still 142.6MB. Free memory was 89.3MB in the beginning and 53.9MB in the end (delta: 35.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 04:08:21,547 INFO L158 Benchmark]: Witness Printer took 7.40ms. Allocated memory is still 142.6MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:08:21,549 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, 18 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 50 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 48 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 38 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 139 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 4 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, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 34 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558, overapproximation of fgets at line 1556. 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); [L1577] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1577] 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] [L1578] CALL CWE190_Integer_Overflow__int_fgets_add_13_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1566] COND TRUE GLOBAL_CONST_FIVE==5 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] [L1569] 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 0.50ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1691.77ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 106.8MB in the end (delta: 9.1MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.26ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 104.2MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.87ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 103.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 529.91ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 89.3MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1096.63ms. Allocated memory is still 142.6MB. Free memory was 89.3MB in the beginning and 53.9MB in the end (delta: 35.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 7.40ms. Allocated memory is still 142.6MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 04:08:21,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3 --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 d2965ba2f95fa88a11de221781578b1346697c68ecd81d7cf3354351e788228d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:08:24,255 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:08:24,413 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-25 04:08:24,460 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:08:24,461 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:08:24,461 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:08:24,462 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:08:24,462 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:08:24,462 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:08:24,463 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:08:24,464 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:08:24,464 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:08:24,464 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:08:24,464 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:08:24,464 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:08:24,464 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:08:24,465 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:08:24,465 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:08:24,465 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:08:24,465 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:08:24,465 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:08:24,465 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:08:24,466 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:08:24,466 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:08:24,466 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:08:24,466 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:08:24,466 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:08:24,466 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:08:24,467 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:08:24,467 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:08:24,467 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:08:24,468 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:08:24,468 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:08:24,468 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:08:24,468 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:08:24,468 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3 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 -> d2965ba2f95fa88a11de221781578b1346697c68ecd81d7cf3354351e788228d [2024-11-25 04:08:24,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:08:24,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:08:24,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:08:24,795 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:08:24,795 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:08:24,797 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i [2024-11-25 04:08:27,862 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/data/748e3e5f0/b3549e9e62a14cc49e978b6192ce3eb2/FLAG96788a8a5 [2024-11-25 04:08:28,377 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:08:28,378 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i [2024-11-25 04:08:28,417 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/data/748e3e5f0/b3549e9e62a14cc49e978b6192ce3eb2/FLAG96788a8a5 [2024-11-25 04:08:28,441 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/data/748e3e5f0/b3549e9e62a14cc49e978b6192ce3eb2 [2024-11-25 04:08:28,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:08:28,447 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:08:28,448 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:08:28,449 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:08:28,456 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:08:28,457 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:08:28" (1/1) ... [2024-11-25 04:08:28,460 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28f68f7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:28, skipping insertion in model container [2024-11-25 04:08:28,460 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:08:28" (1/1) ... [2024-11-25 04:08:28,530 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:08:29,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:08:29,687 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:08:29,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:08:29,964 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:08:29,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:29 WrapperNode [2024-11-25 04:08:29,965 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:08:29,966 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:08:29,966 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:08:29,966 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:08:29,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:29" (1/1) ... [2024-11-25 04:08:29,998 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:29" (1/1) ... [2024-11-25 04:08:30,024 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2024-11-25 04:08:30,025 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:08:30,025 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:08:30,025 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:08:30,025 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:08:30,033 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:29" (1/1) ... [2024-11-25 04:08:30,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:29" (1/1) ... [2024-11-25 04:08:30,037 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:29" (1/1) ... [2024-11-25 04:08:30,038 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:29" (1/1) ... [2024-11-25 04:08:30,046 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:29" (1/1) ... [2024-11-25 04:08:30,047 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:29" (1/1) ... [2024-11-25 04:08:30,049 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:29" (1/1) ... [2024-11-25 04:08:30,051 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:29" (1/1) ... [2024-11-25 04:08:30,053 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:29" (1/1) ... [2024-11-25 04:08:30,056 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:08:30,057 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:08:30,057 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:08:30,057 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:08:30,058 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:29" (1/1) ... [2024-11-25 04:08:30,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:08:30,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:08:30,095 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:08:30,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:08:30,125 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 04:08:30,125 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 04:08:30,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:08:30,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:08:30,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:08:30,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:08:30,322 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:08:30,324 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:08:30,495 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-25 04:08:30,495 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:08:30,567 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:08:30,567 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 04:08:30,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:08:30 BoogieIcfgContainer [2024-11-25 04:08:30,568 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:08:30,568 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:08:30,569 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:08:30,586 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:08:30,586 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:08:30" (1/1) ... [2024-11-25 04:08:30,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:08:30,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:08:30,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-25 04:08:30,657 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-25 04:08:30,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 04:08:30,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:08:30,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:08:30,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:08:30,669 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:08:30,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:08:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:08:30,830 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:08:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:08:30,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:08:30,870 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:08:30,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:08:30,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:08:30,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:08:30,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-25 04:08:30,971 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-25 04:08:30,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 04:08:30,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:08:30,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:08:30,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:08:30,975 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:08:30,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:08:31,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:08:31,103 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:08:31,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:08:31,134 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:08:31,135 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:08:31,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:08:31,176 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 04:08:31,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 04:08:31,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:08:31,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 25 transitions. [2024-11-25 04:08:31,255 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-11-25 04:08:31,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 04:08:31,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:08:31,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:08:31,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:08:31,260 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:08:31,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 04:08:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:08:31,442 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:08:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:08:31,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:08:31,578 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:08:31,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:08:31,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 04:08:31,623 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-25 04:08:31,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:08:31 ImpRootNode [2024-11-25 04:08:31,661 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:08:31,661 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:08:31,662 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:08:31,662 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:08:31,663 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:08:30" (3/4) ... [2024-11-25 04:08:31,665 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 04:08:31,666 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:08:31,670 INFO L158 Benchmark]: Toolchain (without parser) took 3221.32ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 89.1MB in the beginning and 189.3MB in the end (delta: -100.2MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2024-11-25 04:08:31,670 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:08:31,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1517.41ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 67.3MB in the end (delta: 21.8MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2024-11-25 04:08:31,671 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.54ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 64.8MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:08:31,672 INFO L158 Benchmark]: Boogie Preprocessor took 30.77ms. Allocated memory is still 117.4MB. Free memory was 64.8MB in the beginning and 62.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:08:31,672 INFO L158 Benchmark]: RCFGBuilder took 510.99ms. Allocated memory is still 117.4MB. Free memory was 62.9MB in the beginning and 47.1MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:08:31,672 INFO L158 Benchmark]: CodeCheck took 1092.38ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 47.1MB in the beginning and 190.0MB in the end (delta: -142.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:08:31,673 INFO L158 Benchmark]: Witness Printer took 5.08ms. Allocated memory is still 243.3MB. Free memory was 190.0MB in the beginning and 189.3MB in the end (delta: 681.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:08:31,677 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, 18 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 57 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 45 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 39 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 136 GetRequests, 134 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, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 25 SizeOfPredicates, 0 NumberOfNonLiveVariables, 67 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558, overapproximation of fgets at line 1556. 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); [L1577] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1577] 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] [L1578] CALL CWE190_Integer_Overflow__int_fgets_add_13_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1566] COND TRUE GLOBAL_CONST_FIVE==5 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] [L1569] 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 0.29ms. Allocated memory is still 117.4MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1517.41ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 67.3MB in the end (delta: 21.8MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.54ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 64.8MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.77ms. Allocated memory is still 117.4MB. Free memory was 64.8MB in the beginning and 62.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 510.99ms. Allocated memory is still 117.4MB. Free memory was 62.9MB in the beginning and 47.1MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1092.38ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 47.1MB in the beginning and 190.0MB in the end (delta: -142.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.08ms. Allocated memory is still 243.3MB. Free memory was 190.0MB in the beginning and 189.3MB in the end (delta: 681.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 04:08:31,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3230235c-b2a6-4e56-a1ef-78d5130f8c39/bin/ukojak-verify-ENZ3QT5qd3/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