./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_10_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_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/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_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/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_1192df48-66e4-4bdc-a8f0-48a75b353582/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 7b3278db5cc4efd5d41652638e0691336ec2fb5a2887f5b451ff6d264fdb6a84 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:11:27,312 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:11:27,372 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 01:11:27,377 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:11:27,377 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:11:27,397 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:11:27,398 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:11:27,398 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:11:27,399 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:11:27,399 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:11:27,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:11:27,399 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:11:27,399 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:11:27,399 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:11:27,399 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:11:27,400 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:11:27,400 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:11:27,400 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 01:11:27,400 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:11:27,400 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:11:27,400 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:11:27,400 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:11:27,400 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:11:27,400 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:11:27,400 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:11:27,400 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:11:27,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:11:27,401 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:11:27,401 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:11:27,401 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:11:27,401 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:11:27,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:11:27,401 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_1192df48-66e4-4bdc-a8f0-48a75b353582/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 -> 7b3278db5cc4efd5d41652638e0691336ec2fb5a2887f5b451ff6d264fdb6a84 [2024-12-06 01:11:27,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:11:27,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:11:27,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:11:27,662 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:11:27,662 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:11:27,664 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_10_bad.i [2024-12-06 01:11:30,269 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/data/e5bb2a077/1a15158a59864ff39e3313a0ee6c9a6f/FLAGd3369cb62 [2024-12-06 01:11:30,578 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:11:30,578 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_10_bad.i [2024-12-06 01:11:30,596 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/data/e5bb2a077/1a15158a59864ff39e3313a0ee6c9a6f/FLAGd3369cb62 [2024-12-06 01:11:30,849 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/data/e5bb2a077/1a15158a59864ff39e3313a0ee6c9a6f [2024-12-06 01:11:30,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:11:30,852 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:11:30,853 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:11:30,853 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:11:30,857 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:11:30,858 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:11:30" (1/1) ... [2024-12-06 01:11:30,858 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b8ebf55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:30, skipping insertion in model container [2024-12-06 01:11:30,859 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:11:30" (1/1) ... [2024-12-06 01:11:30,894 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:11:31,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:11:31,510 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:11:31,583 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:11:31,677 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:11:31,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:31 WrapperNode [2024-12-06 01:11:31,677 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:11:31,678 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:11:31,678 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:11:31,678 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:11:31,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:31" (1/1) ... [2024-12-06 01:11:31,698 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:31" (1/1) ... [2024-12-06 01:11:31,719 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 63 [2024-12-06 01:11:31,719 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:11:31,720 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:11:31,720 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:11:31,720 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:11:31,725 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:31" (1/1) ... [2024-12-06 01:11:31,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:31" (1/1) ... [2024-12-06 01:11:31,727 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:31" (1/1) ... [2024-12-06 01:11:31,727 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:31" (1/1) ... [2024-12-06 01:11:31,732 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:31" (1/1) ... [2024-12-06 01:11:31,732 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:31" (1/1) ... [2024-12-06 01:11:31,734 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:31" (1/1) ... [2024-12-06 01:11:31,735 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:31" (1/1) ... [2024-12-06 01:11:31,736 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:31" (1/1) ... [2024-12-06 01:11:31,738 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:11:31,738 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:11:31,739 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:11:31,739 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:11:31,739 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:31" (1/1) ... [2024-12-06 01:11:31,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:11:31,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:11:31,765 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:11:31,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:11:31,791 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 01:11:31,792 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 01:11:31,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:11:31,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:11:31,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:11:31,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:11:31,909 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:11:31,911 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:11:32,006 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-06 01:11:32,006 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:11:32,035 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:11:32,035 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 01:11:32,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:11:32 BoogieIcfgContainer [2024-12-06 01:11:32,036 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:11:32,037 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:11:32,037 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:11:32,044 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:11:32,044 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:11:32" (1/1) ... [2024-12-06 01:11:32,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:11:32,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:32,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-06 01:11:32,090 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-06 01:11:32,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 01:11:32,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:32,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:11:32,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:32,277 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 01:11:32,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:32,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 21 transitions. [2024-12-06 01:11:32,314 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-12-06 01:11:32,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:11:32,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:32,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:11:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:32,419 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 01:11:32,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:32,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 26 transitions. [2024-12-06 01:11:32,446 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-12-06 01:11:32,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 01:11:32,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:32,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:11:32,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:11:32,472 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:11:32,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:11:32,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:11:32,539 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:11:32,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:11:32,561 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-06 01:11:32,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:11:32 ImpRootNode [2024-12-06 01:11:32,585 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:11:32,586 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:11:32,586 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:11:32,586 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:11:32,587 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:11:32" (3/4) ... [2024-12-06 01:11:32,589 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 01:11:32,590 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:11:32,591 INFO L158 Benchmark]: Toolchain (without parser) took 1738.73ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 62.2MB in the end (delta: 51.6MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. [2024-12-06 01:11:32,591 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:11:32,591 INFO L158 Benchmark]: CACSL2BoogieTranslator took 825.14ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 54.9MB in the end (delta: 58.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-12-06 01:11:32,592 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.10ms. Allocated memory is still 142.6MB. Free memory was 54.9MB in the beginning and 114.0MB in the end (delta: -59.1MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-12-06 01:11:32,592 INFO L158 Benchmark]: Boogie Preprocessor took 18.20ms. Allocated memory is still 142.6MB. Free memory was 114.0MB in the beginning and 112.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:11:32,592 INFO L158 Benchmark]: RCFGBuilder took 297.55ms. Allocated memory is still 142.6MB. Free memory was 112.7MB in the beginning and 98.9MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:11:32,593 INFO L158 Benchmark]: CodeCheck took 548.83ms. Allocated memory is still 142.6MB. Free memory was 98.9MB in the beginning and 62.2MB in the end (delta: 36.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 01:11:32,593 INFO L158 Benchmark]: Witness Printer took 3.76ms. Allocated memory is still 142.6MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:11:32,595 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: 0.5s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 52 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 48 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20 IncrementalHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 38 mSDtfsCounter, 20 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 141 GetRequests, 137 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, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 34 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558, overapproximation of fgets at line 1556. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1578] 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] [L1579] CALL CWE190_Integer_Overflow__int_fgets_preinc_10_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE \read(globalTrue) [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1566] COND TRUE \read(globalTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 825.14ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 54.9MB in the end (delta: 58.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.10ms. Allocated memory is still 142.6MB. Free memory was 54.9MB in the beginning and 114.0MB in the end (delta: -59.1MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.20ms. Allocated memory is still 142.6MB. Free memory was 114.0MB in the beginning and 112.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 297.55ms. Allocated memory is still 142.6MB. Free memory was 112.7MB in the beginning and 98.9MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 548.83ms. Allocated memory is still 142.6MB. Free memory was 98.9MB in the beginning and 62.2MB in the end (delta: 36.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 3.76ms. Allocated memory is still 142.6MB. Free memory is still 62.2MB. 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 01:11:32,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/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_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/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_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/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_1192df48-66e4-4bdc-a8f0-48a75b353582/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 7b3278db5cc4efd5d41652638e0691336ec2fb5a2887f5b451ff6d264fdb6a84 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:11:34,537 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:11:34,613 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 01:11:34,646 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:11:34,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:11:34,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:11:34,647 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:11:34,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:11:34,647 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:11:34,647 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:11:34,648 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:11:34,648 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:11:34,648 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:11:34,648 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:11:34,648 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:11:34,648 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:11:34,648 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 01:11:34,648 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:11:34,648 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:11:34,648 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:11:34,648 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:11:34,648 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:11:34,649 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:11:34,649 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:11:34,649 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:11:34,649 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:34,649 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:11:34,649 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:11:34,649 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:11:34,649 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:11:34,649 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:11:34,649 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:11:34,650 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:11:34,650 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:34,650 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:11:34,650 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_1192df48-66e4-4bdc-a8f0-48a75b353582/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 -> 7b3278db5cc4efd5d41652638e0691336ec2fb5a2887f5b451ff6d264fdb6a84 [2024-12-06 01:11:34,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:11:34,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:11:34,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:11:34,905 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:11:34,906 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:11:34,907 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_10_bad.i [2024-12-06 01:11:37,576 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/data/75f70dfb7/0e6b7d35f7134b09a105075f6226a3b2/FLAG3e52424ac [2024-12-06 01:11:37,857 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:11:37,857 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_10_bad.i [2024-12-06 01:11:37,878 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/data/75f70dfb7/0e6b7d35f7134b09a105075f6226a3b2/FLAG3e52424ac [2024-12-06 01:11:37,893 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/data/75f70dfb7/0e6b7d35f7134b09a105075f6226a3b2 [2024-12-06 01:11:37,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:11:37,897 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:11:37,899 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:11:37,899 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:11:37,903 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:11:37,904 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:11:37" (1/1) ... [2024-12-06 01:11:37,905 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3300375 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:37, skipping insertion in model container [2024-12-06 01:11:37,905 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:11:37" (1/1) ... [2024-12-06 01:11:37,940 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:11:38,593 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:11:38,604 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:11:38,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:11:38,775 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:11:38,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:38 WrapperNode [2024-12-06 01:11:38,775 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:11:38,776 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:11:38,776 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:11:38,776 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:11:38,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:38" (1/1) ... [2024-12-06 01:11:38,798 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:38" (1/1) ... [2024-12-06 01:11:38,816 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2024-12-06 01:11:38,817 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:11:38,817 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:11:38,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:11:38,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:11:38,824 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:38" (1/1) ... [2024-12-06 01:11:38,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:38" (1/1) ... [2024-12-06 01:11:38,828 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:38" (1/1) ... [2024-12-06 01:11:38,828 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:38" (1/1) ... [2024-12-06 01:11:38,835 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:38" (1/1) ... [2024-12-06 01:11:38,836 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:38" (1/1) ... [2024-12-06 01:11:38,837 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:38" (1/1) ... [2024-12-06 01:11:38,839 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:38" (1/1) ... [2024-12-06 01:11:38,840 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:38" (1/1) ... [2024-12-06 01:11:38,843 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:11:38,844 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:11:38,844 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:11:38,844 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:11:38,845 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:38" (1/1) ... [2024-12-06 01:11:38,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:11:38,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:11:38,875 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:11:38,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:11:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 01:11:38,895 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 01:11:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:11:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:11:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:11:38,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:11:39,011 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:11:39,012 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:11:39,120 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-12-06 01:11:39,120 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:11:39,155 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:11:39,155 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 01:11:39,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:11:39 BoogieIcfgContainer [2024-12-06 01:11:39,156 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:11:39,157 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:11:39,157 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:11:39,166 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:11:39,166 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:11:39" (1/1) ... [2024-12-06 01:11:39,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:11:39,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:39,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-06 01:11:39,215 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-06 01:11:39,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 01:11:39,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:39,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:39,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:11:39,221 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:11:39,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:11:39,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:39,318 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:11:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:39,340 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 01:11:39,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:11:39,359 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 01:11:39,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:11:39,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:39,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-12-06 01:11:39,379 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-12-06 01:11:39,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 01:11:39,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:39,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:39,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:11:39,382 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:11:39,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 01:11:39,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:39,471 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:11:39,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:39,488 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 01:11:39,489 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:11:39,502 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 01:11:39,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 01:11:39,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:39,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-06 01:11:39,526 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-06 01:11:39,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 01:11:39,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:39,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:39,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:11:39,530 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:11:39,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 01:11:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:11:39,654 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:11:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:11:39,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:11:39,759 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:11:39,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:11:39,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 01:11:39,789 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-06 01:11:39,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:11:39 ImpRootNode [2024-12-06 01:11:39,814 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:11:39,815 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:11:39,815 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:11:39,815 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:11:39,815 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:11:39" (3/4) ... [2024-12-06 01:11:39,818 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 01:11:39,818 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:11:39,819 INFO L158 Benchmark]: Toolchain (without parser) took 1922.19ms. Allocated memory is still 92.3MB. Free memory was 66.5MB in the beginning and 42.7MB in the end (delta: 23.7MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2024-12-06 01:11:39,819 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:11:39,820 INFO L158 Benchmark]: CACSL2BoogieTranslator took 877.03ms. Allocated memory is still 92.3MB. Free memory was 66.3MB in the beginning and 62.0MB in the end (delta: 4.3MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2024-12-06 01:11:39,820 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.92ms. Allocated memory is still 92.3MB. Free memory was 62.0MB in the beginning and 59.2MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:11:39,820 INFO L158 Benchmark]: Boogie Preprocessor took 25.92ms. Allocated memory is still 92.3MB. Free memory was 59.2MB in the beginning and 57.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:11:39,821 INFO L158 Benchmark]: RCFGBuilder took 312.05ms. Allocated memory is still 92.3MB. Free memory was 57.5MB in the beginning and 41.7MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:11:39,821 INFO L158 Benchmark]: CodeCheck took 657.50ms. Allocated memory is still 92.3MB. Free memory was 41.7MB in the beginning and 42.7MB in the end (delta: -1.1MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. [2024-12-06 01:11:39,822 INFO L158 Benchmark]: Witness Printer took 3.83ms. Allocated memory is still 92.3MB. Free memory was 42.7MB in the beginning and 42.7MB in the end (delta: 18.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:11:39,823 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, 49 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 29 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 27 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 126 GetRequests, 124 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, 17 SizeOfPredicates, 0 NumberOfNonLiveVariables, 67 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558, overapproximation of fgets at line 1556. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1578] 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] [L1579] CALL CWE190_Integer_Overflow__int_fgets_preinc_10_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE \read(globalTrue) [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1566] COND TRUE \read(globalTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 877.03ms. Allocated memory is still 92.3MB. Free memory was 66.3MB in the beginning and 62.0MB in the end (delta: 4.3MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.92ms. Allocated memory is still 92.3MB. Free memory was 62.0MB in the beginning and 59.2MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.92ms. Allocated memory is still 92.3MB. Free memory was 59.2MB in the beginning and 57.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 312.05ms. Allocated memory is still 92.3MB. Free memory was 57.5MB in the beginning and 41.7MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 657.50ms. Allocated memory is still 92.3MB. Free memory was 41.7MB in the beginning and 42.7MB in the end (delta: -1.1MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. * Witness Printer took 3.83ms. Allocated memory is still 92.3MB. Free memory was 42.7MB in the beginning and 42.7MB in the end (delta: 18.4kB). 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 01:11:39,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1192df48-66e4-4bdc-a8f0-48a75b353582/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