./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_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_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b --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 225fb52608abe5396ade71ef90420a1a411bd27df13564d5cbd5e949faed8813 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:17:52,519 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:17:52,578 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 00:17:52,581 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:17:52,582 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:17:52,600 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:17:52,601 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:17:52,601 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:17:52,601 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:17:52,602 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:17:52,602 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:17:52,602 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:17:52,602 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:17:52,602 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:17:52,602 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:17:52,602 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:17:52,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:17:52,603 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:17:52,603 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:17:52,603 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:17:52,603 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:17:52,603 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:17:52,603 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:17:52,603 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:17:52,603 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:17:52,603 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:17:52,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:17:52,604 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:17:52,604 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:17:52,604 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:17:52,604 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:17:52,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:17:52,604 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_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b 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 -> 225fb52608abe5396ade71ef90420a1a411bd27df13564d5cbd5e949faed8813 [2024-12-06 00:17:52,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:17:52,818 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:17:52,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:17:52,821 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:17:52,822 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:17:52,823 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i [2024-12-06 00:17:55,516 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/data/cc8e00301/edbd7e05b4734729a259501540b29025/FLAG69a33b16d [2024-12-06 00:17:55,838 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:17:55,839 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i [2024-12-06 00:17:55,862 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/data/cc8e00301/edbd7e05b4734729a259501540b29025/FLAG69a33b16d [2024-12-06 00:17:55,878 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/data/cc8e00301/edbd7e05b4734729a259501540b29025 [2024-12-06 00:17:55,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:17:55,883 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:17:55,884 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:17:55,884 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:17:55,889 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:17:55,890 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:17:55" (1/1) ... [2024-12-06 00:17:55,891 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25eeaacf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:55, skipping insertion in model container [2024-12-06 00:17:55,891 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:17:55" (1/1) ... [2024-12-06 00:17:55,931 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:17:56,601 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:17:56,611 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:17:56,693 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:17:56,831 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:17:56,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:56 WrapperNode [2024-12-06 00:17:56,832 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:17:56,833 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:17:56,833 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:17:56,833 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:17:56,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:56" (1/1) ... [2024-12-06 00:17:56,857 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:56" (1/1) ... [2024-12-06 00:17:56,877 INFO L138 Inliner]: procedures = 498, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2024-12-06 00:17:56,877 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:17:56,878 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:17:56,878 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:17:56,878 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:17:56,886 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:56" (1/1) ... [2024-12-06 00:17:56,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:56" (1/1) ... [2024-12-06 00:17:56,889 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:56" (1/1) ... [2024-12-06 00:17:56,890 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:56" (1/1) ... [2024-12-06 00:17:56,895 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:56" (1/1) ... [2024-12-06 00:17:56,896 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:56" (1/1) ... [2024-12-06 00:17:56,898 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:56" (1/1) ... [2024-12-06 00:17:56,900 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:56" (1/1) ... [2024-12-06 00:17:56,901 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:56" (1/1) ... [2024-12-06 00:17:56,903 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:17:56,904 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:17:56,904 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:17:56,904 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:17:56,905 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:17:56" (1/1) ... [2024-12-06 00:17:56,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:17:56,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:17:56,938 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:17:56,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:17:56,969 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 00:17:56,969 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 00:17:56,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:17:56,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:17:56,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:17:56,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:17:57,088 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:17:57,089 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:17:57,195 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-12-06 00:17:57,195 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:17:57,226 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:17:57,226 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 00:17:57,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:17:57 BoogieIcfgContainer [2024-12-06 00:17:57,226 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:17:57,227 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:17:57,227 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:17:57,237 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:17:57,237 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:17:57" (1/1) ... [2024-12-06 00:17:57,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:17:57,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:17:57,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-12-06 00:17:57,300 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-12-06 00:17:57,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 00:17:57,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:17:57,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:17:57,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:17:57,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:17:57,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:17:57,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 26 transitions. [2024-12-06 00:17:57,524 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-12-06 00:17:57,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:17:57,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:17:57,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:17:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:17:57,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:17:57,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:17:57,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 32 transitions. [2024-12-06 00:17:57,663 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-12-06 00:17:57,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 00:17:57,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:17:57,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:17:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:17:57,690 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:17:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:17:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:17:57,756 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:17:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:17:57,782 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-06 00:17:57,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:17:57 ImpRootNode [2024-12-06 00:17:57,806 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:17:57,807 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:17:57,807 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:17:57,807 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:17:57,808 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:17:57" (3/4) ... [2024-12-06 00:17:57,810 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 00:17:57,811 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:17:57,812 INFO L158 Benchmark]: Toolchain (without parser) took 1929.08ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 52.6MB in the end (delta: 63.1MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2024-12-06 00:17:57,812 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:17:57,812 INFO L158 Benchmark]: CACSL2BoogieTranslator took 948.24ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 105.7MB in the end (delta: 10.0MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2024-12-06 00:17:57,813 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.64ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 102.7MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:17:57,813 INFO L158 Benchmark]: Boogie Preprocessor took 25.47ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 101.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:17:57,814 INFO L158 Benchmark]: RCFGBuilder took 322.61ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 87.3MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:17:57,814 INFO L158 Benchmark]: CodeCheck took 579.18ms. Allocated memory is still 142.6MB. Free memory was 87.3MB in the beginning and 52.6MB in the end (delta: 34.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 00:17:57,814 INFO L158 Benchmark]: Witness Printer took 3.91ms. Allocated memory is still 142.6MB. Free memory is still 52.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:17:57,817 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, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 69 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 60 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 48 mSDtfsCounter, 14 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 166 GetRequests, 162 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, 0.2s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 35 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: 1575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559. 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); [L1587] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1587] 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] [L1588] CALL CWE190_Integer_Overflow__int_fgets_add_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: 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] [L1554] case 6: [L1556] 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] [L1554] case 6: [L1559] data = atoi(inputBuffer) [L1573] case 7: 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] [L1575] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 948.24ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 105.7MB in the end (delta: 10.0MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.64ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 102.7MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.47ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 101.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 322.61ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 87.3MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 579.18ms. Allocated memory is still 142.6MB. Free memory was 87.3MB in the beginning and 52.6MB in the end (delta: 34.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 3.91ms. Allocated memory is still 142.6MB. Free memory is still 52.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 00:17:57,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/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_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b --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 225fb52608abe5396ade71ef90420a1a411bd27df13564d5cbd5e949faed8813 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:17:59,815 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:17:59,893 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 00:17:59,921 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:17:59,921 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:17:59,922 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:17:59,922 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:17:59,922 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:17:59,922 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:17:59,922 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:17:59,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:17:59,923 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:17:59,923 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:17:59,923 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:17:59,923 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:17:59,923 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:17:59,923 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:17:59,923 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:17:59,923 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:17:59,923 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:17:59,924 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:17:59,924 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:17:59,924 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:17:59,924 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:17:59,924 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:17:59,924 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:17:59,924 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:17:59,924 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:17:59,924 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:17:59,924 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:17:59,925 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:17:59,925 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:17:59,925 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:17:59,925 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:17:59,925 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:17:59,925 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_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b 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 -> 225fb52608abe5396ade71ef90420a1a411bd27df13564d5cbd5e949faed8813 [2024-12-06 00:18:00,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:18:00,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:18:00,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:18:00,188 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:18:00,189 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:18:00,190 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i [2024-12-06 00:18:02,879 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/data/58e1120f1/05c4eaf3c9b64383b3a06a18e09ed9fb/FLAG41d9bb42c [2024-12-06 00:18:03,136 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:18:03,137 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i [2024-12-06 00:18:03,159 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/data/58e1120f1/05c4eaf3c9b64383b3a06a18e09ed9fb/FLAG41d9bb42c [2024-12-06 00:18:03,175 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/data/58e1120f1/05c4eaf3c9b64383b3a06a18e09ed9fb [2024-12-06 00:18:03,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:18:03,179 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:18:03,180 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:18:03,180 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:18:03,185 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:18:03,186 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:18:03" (1/1) ... [2024-12-06 00:18:03,187 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@db183bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:03, skipping insertion in model container [2024-12-06 00:18:03,187 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:18:03" (1/1) ... [2024-12-06 00:18:03,234 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:18:03,922 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:18:03,936 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:18:04,030 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:18:04,143 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:18:04,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:04 WrapperNode [2024-12-06 00:18:04,143 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:18:04,144 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:18:04,144 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:18:04,144 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:18:04,151 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:04" (1/1) ... [2024-12-06 00:18:04,169 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:04" (1/1) ... [2024-12-06 00:18:04,187 INFO L138 Inliner]: procedures = 503, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2024-12-06 00:18:04,188 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:18:04,188 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:18:04,188 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:18:04,188 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:18:04,195 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:04" (1/1) ... [2024-12-06 00:18:04,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:04" (1/1) ... [2024-12-06 00:18:04,199 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:04" (1/1) ... [2024-12-06 00:18:04,199 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:04" (1/1) ... [2024-12-06 00:18:04,206 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:04" (1/1) ... [2024-12-06 00:18:04,208 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:04" (1/1) ... [2024-12-06 00:18:04,209 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:04" (1/1) ... [2024-12-06 00:18:04,212 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:04" (1/1) ... [2024-12-06 00:18:04,213 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:04" (1/1) ... [2024-12-06 00:18:04,216 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:18:04,217 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:18:04,217 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:18:04,217 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:18:04,218 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:04" (1/1) ... [2024-12-06 00:18:04,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:18:04,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:18:04,246 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:18:04,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:18:04,272 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 00:18:04,272 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 00:18:04,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:18:04,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:18:04,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:18:04,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:18:04,391 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:18:04,392 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:18:04,506 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-12-06 00:18:04,506 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:18:04,542 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:18:04,542 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 00:18:04,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:18:04 BoogieIcfgContainer [2024-12-06 00:18:04,543 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:18:04,543 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:18:04,543 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:18:04,550 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:18:04,550 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:18:04" (1/1) ... [2024-12-06 00:18:04,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:18:04,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:18:04,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-12-06 00:18:04,593 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-12-06 00:18:04,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 00:18:04,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:18:04,597 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:18:04,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:18:04,599 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:18:04,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:18:04,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:18:04,703 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:18:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:18:04,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 00:18:04,731 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:18:04,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:18:04,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:18:04,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:18:04,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-12-06 00:18:04,780 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-12-06 00:18:04,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:18:04,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:18:04,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:18:04,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:18:04,783 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:18:04,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 00:18:04,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:18:04,872 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:18:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:18:04,894 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:18:04,895 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:18:04,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:18:04,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 00:18:04,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:18:04,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 25 transitions. [2024-12-06 00:18:04,932 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-12-06 00:18:04,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 00:18:04,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:18:04,932 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:18:04,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:18:04,934 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:18:04,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 00:18:05,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:18:05,061 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:18:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:18:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:18:05,167 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:18:05,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:18:05,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 00:18:05,196 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-06 00:18:05,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:18:05 ImpRootNode [2024-12-06 00:18:05,217 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:18:05,218 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:18:05,218 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:18:05,218 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:18:05,219 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:18:04" (3/4) ... [2024-12-06 00:18:05,220 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 00:18:05,221 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:18:05,222 INFO L158 Benchmark]: Toolchain (without parser) took 2043.16ms. Allocated memory is still 92.3MB. Free memory was 65.8MB in the beginning and 40.3MB in the end (delta: 25.5MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2024-12-06 00:18:05,222 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:18:05,223 INFO L158 Benchmark]: CACSL2BoogieTranslator took 963.72ms. Allocated memory is still 92.3MB. Free memory was 65.6MB in the beginning and 62.6MB in the end (delta: 3.0MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2024-12-06 00:18:05,223 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.47ms. Allocated memory is still 92.3MB. Free memory was 62.6MB in the beginning and 59.8MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:18:05,223 INFO L158 Benchmark]: Boogie Preprocessor took 27.73ms. Allocated memory is still 92.3MB. Free memory was 59.8MB in the beginning and 58.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:18:05,224 INFO L158 Benchmark]: RCFGBuilder took 326.12ms. Allocated memory is still 92.3MB. Free memory was 58.0MB in the beginning and 41.2MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:18:05,224 INFO L158 Benchmark]: CodeCheck took 674.09ms. Allocated memory is still 92.3MB. Free memory was 41.2MB in the beginning and 40.8MB in the end (delta: 401.5kB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2024-12-06 00:18:05,224 INFO L158 Benchmark]: Witness Printer took 3.36ms. Allocated memory is still 92.3MB. Free memory was 40.8MB in the beginning and 40.3MB in the end (delta: 533.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:18:05,227 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, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 69 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 41 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 41 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 174 GetRequests, 172 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, 0.0s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 19 SizeOfPredicates, 0 NumberOfNonLiveVariables, 83 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: 1575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559. 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); [L1587] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1587] 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] [L1588] CALL CWE190_Integer_Overflow__int_fgets_add_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: 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] [L1554] case 6: [L1556] 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] [L1554] case 6: [L1559] data = atoi(inputBuffer) [L1573] case 7: 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] [L1575] 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 0.28ms. Allocated memory is still 83.9MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 963.72ms. Allocated memory is still 92.3MB. Free memory was 65.6MB in the beginning and 62.6MB in the end (delta: 3.0MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.47ms. Allocated memory is still 92.3MB. Free memory was 62.6MB in the beginning and 59.8MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.73ms. Allocated memory is still 92.3MB. Free memory was 59.8MB in the beginning and 58.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 326.12ms. Allocated memory is still 92.3MB. Free memory was 58.0MB in the beginning and 41.2MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 674.09ms. Allocated memory is still 92.3MB. Free memory was 41.2MB in the beginning and 40.8MB in the end (delta: 401.5kB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. * Witness Printer took 3.36ms. Allocated memory is still 92.3MB. Free memory was 40.8MB in the beginning and 40.3MB in the end (delta: 533.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 00:18:05,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb0bbea-b13c-43bd-8cff-f48eab58a1be/bin/ukojak-verify-CZk0znPC7b/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