./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_07_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_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/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_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/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_9944a612-e839-4c59-b7d5-9573e47581b2/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 7305f9fc18fde7502807ae00345ca799a15d7d775e84b42fb7a915b5843f7132 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:08:17,287 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:08:17,345 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 05:08:17,350 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:08:17,350 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:08:17,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:08:17,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:08:17,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:08:17,371 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:08:17,371 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:08:17,372 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:08:17,372 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:08:17,372 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:08:17,372 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:08:17,372 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:08:17,372 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:08:17,372 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:08:17,372 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:08:17,372 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:08:17,372 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:08:17,373 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:08:17,373 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:08:17,373 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:08:17,373 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:08:17,373 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:08:17,373 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:08:17,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:08:17,373 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:08:17,373 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:08:17,373 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:08:17,374 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:08:17,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:08:17,374 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_9944a612-e839-4c59-b7d5-9573e47581b2/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 -> 7305f9fc18fde7502807ae00345ca799a15d7d775e84b42fb7a915b5843f7132 [2024-12-06 05:08:17,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:08:17,621 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:08:17,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:08:17,624 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:08:17,625 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:08:17,626 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_07_bad.i [2024-12-06 05:08:20,283 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/data/2f3f76440/d0b2c2c0f4f646a8b7e7d9d5ba042ab3/FLAGb94e80cba [2024-12-06 05:08:20,593 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:08:20,594 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_07_bad.i [2024-12-06 05:08:20,613 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/data/2f3f76440/d0b2c2c0f4f646a8b7e7d9d5ba042ab3/FLAGb94e80cba [2024-12-06 05:08:20,849 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/data/2f3f76440/d0b2c2c0f4f646a8b7e7d9d5ba042ab3 [2024-12-06 05:08:20,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:08:20,852 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:08:20,853 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:08:20,853 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:08:20,856 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:08:20,857 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:08:20" (1/1) ... [2024-12-06 05:08:20,858 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f2d77cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:20, skipping insertion in model container [2024-12-06 05:08:20,858 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:08:20" (1/1) ... [2024-12-06 05:08:20,896 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:08:21,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:08:21,506 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:08:21,585 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:08:21,686 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:08:21,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:21 WrapperNode [2024-12-06 05:08:21,687 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:08:21,688 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:08:21,688 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:08:21,688 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:08:21,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:21" (1/1) ... [2024-12-06 05:08:21,713 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:21" (1/1) ... [2024-12-06 05:08:21,729 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2024-12-06 05:08:21,730 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:08:21,730 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:08:21,730 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:08:21,730 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:08:21,736 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:21" (1/1) ... [2024-12-06 05:08:21,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:21" (1/1) ... [2024-12-06 05:08:21,738 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:21" (1/1) ... [2024-12-06 05:08:21,738 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:21" (1/1) ... [2024-12-06 05:08:21,742 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:21" (1/1) ... [2024-12-06 05:08:21,743 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:21" (1/1) ... [2024-12-06 05:08:21,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:21" (1/1) ... [2024-12-06 05:08:21,746 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:21" (1/1) ... [2024-12-06 05:08:21,747 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:21" (1/1) ... [2024-12-06 05:08:21,748 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:08:21,749 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:08:21,749 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:08:21,749 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:08:21,750 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:21" (1/1) ... [2024-12-06 05:08:21,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:08:21,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:08:21,775 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:08:21,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:08:21,799 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 05:08:21,799 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 05:08:21,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:08:21,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:08:21,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:08:21,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:08:21,899 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:08:21,900 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:08:21,999 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-12-06 05:08:21,999 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:08:22,030 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:08:22,030 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:08:22,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:08:22 BoogieIcfgContainer [2024-12-06 05:08:22,031 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:08:22,032 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:08:22,032 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:08:22,041 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:08:22,042 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:08:22" (1/1) ... [2024-12-06 05:08:22,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:08:22,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:08:22,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-06 05:08:22,097 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-06 05:08:22,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:08:22,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:08:22,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:08:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:08:22,275 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 05:08:22,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:08:22,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 21 transitions. [2024-12-06 05:08:22,320 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-12-06 05:08:22,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:08:22,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:08:22,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:08:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:08:22,451 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 05:08:22,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:08:22,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 26 transitions. [2024-12-06 05:08:22,497 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-12-06 05:08:22,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 05:08:22,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:08:22,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:08:22,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:08:22,521 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:08:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:08:22,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:08:22,589 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:08:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:08:22,614 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-06 05:08:22,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:08:22 ImpRootNode [2024-12-06 05:08:22,639 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:08:22,639 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:08:22,639 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:08:22,640 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:08:22,640 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:08:22" (3/4) ... [2024-12-06 05:08:22,642 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 05:08:22,643 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:08:22,644 INFO L158 Benchmark]: Toolchain (without parser) took 1792.02ms. Allocated memory is still 142.6MB. Free memory was 114.2MB in the beginning and 60.5MB in the end (delta: 53.8MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. [2024-12-06 05:08:22,644 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:08:22,644 INFO L158 Benchmark]: CACSL2BoogieTranslator took 834.75ms. Allocated memory is still 142.6MB. Free memory was 114.0MB in the beginning and 54.5MB in the end (delta: 59.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-12-06 05:08:22,645 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.68ms. Allocated memory is still 142.6MB. Free memory was 54.5MB in the beginning and 113.2MB in the end (delta: -58.7MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-12-06 05:08:22,645 INFO L158 Benchmark]: Boogie Preprocessor took 18.12ms. Allocated memory is still 142.6MB. Free memory was 113.2MB in the beginning and 112.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:08:22,646 INFO L158 Benchmark]: RCFGBuilder took 282.01ms. Allocated memory is still 142.6MB. Free memory was 112.0MB in the beginning and 98.5MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:08:22,646 INFO L158 Benchmark]: CodeCheck took 607.14ms. Allocated memory is still 142.6MB. Free memory was 98.5MB in the beginning and 61.1MB in the end (delta: 37.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 05:08:22,646 INFO L158 Benchmark]: Witness Printer took 3.56ms. Allocated memory is still 142.6MB. Free memory was 61.1MB in the beginning and 60.5MB in the end (delta: 611.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:08:22,648 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: 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, 48 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 44 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 36 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 140 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 6 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, 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: 1570]: 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, overapproximation of fgets at line 1557. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticFive = 5; [L1579] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1579] 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, staticFive=5] [L1580] CALL CWE190_Integer_Overflow__int_fgets_postinc_07_bad() [L1551] int data; [L1552] 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, staticFive=5] [L1553] COND TRUE staticFive==5 [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, staticFive=5] [L1557] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1559] data = atoi(inputBuffer) [L1567] COND TRUE staticFive==5 [L1570] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 834.75ms. Allocated memory is still 142.6MB. Free memory was 114.0MB in the beginning and 54.5MB in the end (delta: 59.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.68ms. Allocated memory is still 142.6MB. Free memory was 54.5MB in the beginning and 113.2MB in the end (delta: -58.7MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.12ms. Allocated memory is still 142.6MB. Free memory was 113.2MB in the beginning and 112.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 282.01ms. Allocated memory is still 142.6MB. Free memory was 112.0MB in the beginning and 98.5MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 607.14ms. Allocated memory is still 142.6MB. Free memory was 98.5MB in the beginning and 61.1MB in the end (delta: 37.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 3.56ms. Allocated memory is still 142.6MB. Free memory was 61.1MB in the beginning and 60.5MB in the end (delta: 611.1kB). 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 05:08:22,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/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_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/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_9944a612-e839-4c59-b7d5-9573e47581b2/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 7305f9fc18fde7502807ae00345ca799a15d7d775e84b42fb7a915b5843f7132 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:08:24,624 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:08:24,705 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 05:08:24,730 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:08:24,730 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:08:24,730 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:08:24,731 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:08:24,731 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:08:24,731 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:08:24,731 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:08:24,731 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:08:24,731 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:08:24,731 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:08:24,731 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:08:24,732 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:08:24,732 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:08:24,732 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:08:24,732 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:08:24,732 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:08:24,732 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:08:24,732 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:08:24,732 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:08:24,732 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:08:24,732 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:08:24,733 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:08:24,733 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:08:24,733 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:08:24,733 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:08:24,733 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:08:24,733 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:08:24,733 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:08:24,733 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:08:24,733 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:08:24,733 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:08:24,734 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:08:24,734 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_9944a612-e839-4c59-b7d5-9573e47581b2/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 -> 7305f9fc18fde7502807ae00345ca799a15d7d775e84b42fb7a915b5843f7132 [2024-12-06 05:08:24,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:08:24,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:08:24,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:08:24,980 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:08:24,981 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:08:24,982 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_07_bad.i [2024-12-06 05:08:27,693 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/data/1df49a4f1/cd73925af8b64d9d860a17bbbd5b9ed4/FLAGb0df63e48 [2024-12-06 05:08:27,975 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:08:27,975 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_07_bad.i [2024-12-06 05:08:27,993 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/data/1df49a4f1/cd73925af8b64d9d860a17bbbd5b9ed4/FLAGb0df63e48 [2024-12-06 05:08:28,007 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/data/1df49a4f1/cd73925af8b64d9d860a17bbbd5b9ed4 [2024-12-06 05:08:28,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:08:28,009 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:08:28,010 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:08:28,010 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:08:28,013 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:08:28,014 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:08:28" (1/1) ... [2024-12-06 05:08:28,014 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25d12e21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:28, skipping insertion in model container [2024-12-06 05:08:28,014 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:08:28" (1/1) ... [2024-12-06 05:08:28,047 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:08:28,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:08:28,640 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:08:28,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:08:28,832 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:08:28,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:28 WrapperNode [2024-12-06 05:08:28,833 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:08:28,833 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:08:28,833 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:08:28,833 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:08:28,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:28" (1/1) ... [2024-12-06 05:08:28,857 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:28" (1/1) ... [2024-12-06 05:08:28,877 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 63 [2024-12-06 05:08:28,877 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:08:28,878 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:08:28,878 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:08:28,878 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:08:28,885 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:28" (1/1) ... [2024-12-06 05:08:28,885 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:28" (1/1) ... [2024-12-06 05:08:28,888 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:28" (1/1) ... [2024-12-06 05:08:28,889 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:28" (1/1) ... [2024-12-06 05:08:28,895 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:28" (1/1) ... [2024-12-06 05:08:28,896 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:28" (1/1) ... [2024-12-06 05:08:28,898 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:28" (1/1) ... [2024-12-06 05:08:28,900 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:28" (1/1) ... [2024-12-06 05:08:28,901 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:28" (1/1) ... [2024-12-06 05:08:28,904 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:08:28,905 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:08:28,905 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:08:28,905 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:08:28,906 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:08:28" (1/1) ... [2024-12-06 05:08:28,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:08:28,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:08:28,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:08:28,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:08:28,961 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 05:08:28,961 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 05:08:28,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:08:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:08:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:08:28,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:08:29,068 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:08:29,069 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:08:29,175 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-06 05:08:29,175 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:08:29,206 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:08:29,206 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:08:29,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:08:29 BoogieIcfgContainer [2024-12-06 05:08:29,206 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:08:29,207 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:08:29,207 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:08:29,215 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:08:29,215 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:08:29" (1/1) ... [2024-12-06 05:08:29,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:08:29,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:08:29,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-06 05:08:29,255 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-06 05:08:29,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:08:29,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:08:29,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:08:29,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:08:29,260 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:08:29,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:08:29,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:08:29,362 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:08:29,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:08:29,385 INFO L256 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 05:08:29,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:08:29,403 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 05:08:29,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:08:29,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:08:29,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-12-06 05:08:29,423 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-12-06 05:08:29,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:08:29,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:08:29,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:08:29,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:08:29,425 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:08:29,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:08:29,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:08:29,512 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:08:29,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:08:29,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 05:08:29,529 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:08:29,552 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 05:08:29,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 05:08:29,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:08:29,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 25 transitions. [2024-12-06 05:08:29,604 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-12-06 05:08:29,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 05:08:29,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:08:29,605 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:08:29,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:08:29,607 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:08:29,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 05:08:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:08:29,720 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:08:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:08:29,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:08:29,814 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:08:29,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:08:29,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 05:08:29,843 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-06 05:08:29,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:08:29 ImpRootNode [2024-12-06 05:08:29,864 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:08:29,864 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:08:29,864 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:08:29,864 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:08:29,865 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:08:29" (3/4) ... [2024-12-06 05:08:29,867 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 05:08:29,867 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:08:29,868 INFO L158 Benchmark]: Toolchain (without parser) took 1858.49ms. Allocated memory is still 92.3MB. Free memory was 66.8MB in the beginning and 39.9MB in the end (delta: 26.9MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2024-12-06 05:08:29,868 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:08:29,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 822.74ms. Allocated memory is still 92.3MB. Free memory was 66.6MB in the beginning and 63.5MB in the end (delta: 3.1MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2024-12-06 05:08:29,869 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.26ms. Allocated memory is still 92.3MB. Free memory was 63.5MB in the beginning and 60.7MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:08:29,869 INFO L158 Benchmark]: Boogie Preprocessor took 25.87ms. Allocated memory is still 92.3MB. Free memory was 60.7MB in the beginning and 58.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:08:29,870 INFO L158 Benchmark]: RCFGBuilder took 301.95ms. Allocated memory is still 92.3MB. Free memory was 58.9MB in the beginning and 43.1MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:08:29,870 INFO L158 Benchmark]: CodeCheck took 656.64ms. Allocated memory is still 92.3MB. Free memory was 43.1MB in the beginning and 40.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2024-12-06 05:08:29,870 INFO L158 Benchmark]: Witness Printer took 3.16ms. Allocated memory is still 92.3MB. Free memory was 40.4MB in the beginning and 39.9MB in the end (delta: 526.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:08:29,873 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: 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, 57 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 45 SdHoareTripleChecker+Invalid, 0.0s 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, 0.0s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 25 SizeOfPredicates, 0 NumberOfNonLiveVariables, 71 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: 1570]: 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, overapproximation of fgets at line 1557. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticFive = 5; [L1579] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1579] 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, staticFive=5] [L1580] CALL CWE190_Integer_Overflow__int_fgets_postinc_07_bad() [L1551] int data; [L1552] 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, staticFive=5] [L1553] COND TRUE staticFive==5 [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, staticFive=5] [L1557] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1559] data = atoi(inputBuffer) [L1567] COND TRUE staticFive==5 [L1570] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 822.74ms. Allocated memory is still 92.3MB. Free memory was 66.6MB in the beginning and 63.5MB in the end (delta: 3.1MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.26ms. Allocated memory is still 92.3MB. Free memory was 63.5MB in the beginning and 60.7MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.87ms. Allocated memory is still 92.3MB. Free memory was 60.7MB in the beginning and 58.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 301.95ms. Allocated memory is still 92.3MB. Free memory was 58.9MB in the beginning and 43.1MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 656.64ms. Allocated memory is still 92.3MB. Free memory was 43.1MB in the beginning and 40.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. * Witness Printer took 3.16ms. Allocated memory is still 92.3MB. Free memory was 40.4MB in the beginning and 39.9MB in the end (delta: 526.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 05:08:29,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9944a612-e839-4c59-b7d5-9573e47581b2/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