./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_13_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5d60f9a08db3b87652018e486ddc4105f6a9b22587dceff6c844455431ed667b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:28:23,616 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:28:23,708 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:28:23,717 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:28:23,719 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:28:23,769 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:28:23,770 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:28:23,770 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:28:23,771 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:28:23,771 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:28:23,772 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:28:23,772 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:28:23,773 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:28:23,773 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:28:23,773 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:28:23,774 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:28:23,774 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:28:23,775 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:28:23,775 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:28:23,775 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:28:23,776 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:28:23,780 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:28:23,780 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:28:23,781 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:28:23,781 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:28:23,781 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:28:23,781 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:23,782 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:28:23,782 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:28:23,782 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:28:23,782 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:28:23,783 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:28:23,783 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d60f9a08db3b87652018e486ddc4105f6a9b22587dceff6c844455431ed667b [2024-11-09 00:28:24,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:28:24,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:28:24,147 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:28:24,153 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:28:24,154 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:28:24,159 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_13_bad.i Unable to find full path for "g++" [2024-11-09 00:28:26,173 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:28:26,625 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:28:26,628 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_13_bad.i [2024-11-09 00:28:26,660 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/data/a2d84f980/febe19dd120242639a55d69487b66c01/FLAG3fd86592c [2024-11-09 00:28:26,758 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/data/a2d84f980/febe19dd120242639a55d69487b66c01 [2024-11-09 00:28:26,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:28:26,763 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:28:26,764 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:26,765 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:28:26,779 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:28:26,780 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:26" (1/1) ... [2024-11-09 00:28:26,783 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc69833 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:26, skipping insertion in model container [2024-11-09 00:28:26,784 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:26" (1/1) ... [2024-11-09 00:28:26,853 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:28:27,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:27,790 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:28:27,892 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:28,054 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:28:28,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:28 WrapperNode [2024-11-09 00:28:28,055 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:28,056 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:28,056 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:28:28,056 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:28:28,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:28" (1/1) ... [2024-11-09 00:28:28,123 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:28" (1/1) ... [2024-11-09 00:28:28,169 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-11-09 00:28:28,170 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:28,171 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:28:28,171 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:28:28,171 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:28:28,181 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:28" (1/1) ... [2024-11-09 00:28:28,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:28" (1/1) ... [2024-11-09 00:28:28,187 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:28" (1/1) ... [2024-11-09 00:28:28,187 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:28" (1/1) ... [2024-11-09 00:28:28,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:28" (1/1) ... [2024-11-09 00:28:28,197 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:28" (1/1) ... [2024-11-09 00:28:28,200 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:28" (1/1) ... [2024-11-09 00:28:28,201 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:28" (1/1) ... [2024-11-09 00:28:28,203 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:28:28,204 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:28:28,204 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:28:28,205 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:28:28,205 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:28" (1/1) ... [2024-11-09 00:28:28,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:28,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:28:28,252 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:28:28,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:28:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:28:28,291 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:28:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:28:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:28:28,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:28:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:28:28,449 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:28:28,452 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:28:28,589 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 00:28:28,589 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:28:28,626 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:28:28,627 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:28:28,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:28 BoogieIcfgContainer [2024-11-09 00:28:28,627 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:28:28,628 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:28:28,628 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:28:28,643 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:28:28,643 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:28" (1/1) ... [2024-11-09 00:28:28,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:28:28,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:28,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-09 00:28:28,712 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-09 00:28:28,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:28:28,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:28,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:28:28,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:28,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:28,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:28,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 22 transitions. [2024-11-09 00:28:28,981 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-11-09 00:28:28,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:28:28,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:28,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:28:29,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:29,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:29,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:29,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 27 transitions. [2024-11-09 00:28:29,160 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-09 00:28:29,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:28:29,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:29,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:28:29,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:29,204 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:28:29,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:29,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:29,367 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:28:29,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:29,407 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-09 00:28:29,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:28:29 ImpRootNode [2024-11-09 00:28:29,444 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:28:29,445 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:28:29,445 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:28:29,446 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:28:29,446 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:28" (3/4) ... [2024-11-09 00:28:29,449 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:28:29,450 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:28:29,452 INFO L158 Benchmark]: Toolchain (without parser) took 2688.68ms. Allocated memory was 151.0MB in the beginning and 199.2MB in the end (delta: 48.2MB). Free memory was 119.3MB in the beginning and 161.6MB in the end (delta: -42.3MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2024-11-09 00:28:29,453 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 125.8MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:28:29,454 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1290.72ms. Allocated memory is still 151.0MB. Free memory was 119.1MB in the beginning and 103.0MB in the end (delta: 16.1MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. [2024-11-09 00:28:29,454 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.22ms. Allocated memory is still 151.0MB. Free memory was 103.0MB in the beginning and 100.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:28:29,455 INFO L158 Benchmark]: Boogie Preprocessor took 32.55ms. Allocated memory is still 151.0MB. Free memory was 100.7MB in the beginning and 98.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:28:29,457 INFO L158 Benchmark]: RCFGBuilder took 423.15ms. Allocated memory is still 151.0MB. Free memory was 98.7MB in the beginning and 84.1MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:28:29,457 INFO L158 Benchmark]: CodeCheck took 816.18ms. Allocated memory was 151.0MB in the beginning and 199.2MB in the end (delta: 48.2MB). Free memory was 84.1MB in the beginning and 162.6MB in the end (delta: -78.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:28:29,460 INFO L158 Benchmark]: Witness Printer took 5.51ms. Allocated memory is still 199.2MB. Free memory was 162.6MB in the beginning and 161.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:28:29,465 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, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 50 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 48 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 38 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 139 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s 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 - 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 large string literal at line 1578, 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_13_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1566] COND TRUE GLOBAL_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] ++data 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 0.21ms. Allocated memory is still 125.8MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1290.72ms. Allocated memory is still 151.0MB. Free memory was 119.1MB in the beginning and 103.0MB in the end (delta: 16.1MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.22ms. Allocated memory is still 151.0MB. Free memory was 103.0MB in the beginning and 100.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.55ms. Allocated memory is still 151.0MB. Free memory was 100.7MB in the beginning and 98.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 423.15ms. Allocated memory is still 151.0MB. Free memory was 98.7MB in the beginning and 84.1MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 816.18ms. Allocated memory was 151.0MB in the beginning and 199.2MB in the end (delta: 48.2MB). Free memory was 84.1MB in the beginning and 162.6MB in the end (delta: -78.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.51ms. Allocated memory is still 199.2MB. Free memory was 162.6MB in the beginning and 161.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:28:29,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5d60f9a08db3b87652018e486ddc4105f6a9b22587dceff6c844455431ed667b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:28:31,978 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:28:32,072 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:28:32,124 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:28:32,125 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:28:32,126 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:28:32,126 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:28:32,127 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:28:32,128 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:28:32,129 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:28:32,130 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:28:32,130 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:28:32,131 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:28:32,131 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:28:32,131 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:28:32,133 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:28:32,134 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:28:32,134 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:28:32,135 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:28:32,135 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:28:32,135 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:28:32,140 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:28:32,140 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:28:32,140 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:28:32,141 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:28:32,141 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:32,141 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:28:32,141 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:28:32,142 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:32,142 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:28:32,143 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:28:32,143 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:28:32,144 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:28:32,144 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:32,144 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:28:32,144 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d60f9a08db3b87652018e486ddc4105f6a9b22587dceff6c844455431ed667b [2024-11-09 00:28:32,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:28:32,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:28:32,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:28:32,588 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:28:32,589 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:28:32,591 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_13_bad.i Unable to find full path for "g++" [2024-11-09 00:28:34,582 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:28:35,006 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:28:35,008 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_13_bad.i [2024-11-09 00:28:35,038 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/data/06bfd7b5c/3e77193eb05f486ea45111833ca8f404/FLAGc68163665 [2024-11-09 00:28:35,053 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/data/06bfd7b5c/3e77193eb05f486ea45111833ca8f404 [2024-11-09 00:28:35,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:28:35,057 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:28:35,058 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:35,058 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:28:35,064 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:28:35,065 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:35" (1/1) ... [2024-11-09 00:28:35,066 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19f2db60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:35, skipping insertion in model container [2024-11-09 00:28:35,067 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:35" (1/1) ... [2024-11-09 00:28:35,149 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:28:36,401 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:36,414 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:28:36,500 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:36,721 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:28:36,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:36 WrapperNode [2024-11-09 00:28:36,722 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:36,723 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:36,724 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:28:36,724 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:28:36,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:36" (1/1) ... [2024-11-09 00:28:36,758 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:36" (1/1) ... [2024-11-09 00:28:36,787 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 68 [2024-11-09 00:28:36,788 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:36,788 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:28:36,788 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:28:36,789 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:28:36,798 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:36" (1/1) ... [2024-11-09 00:28:36,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:36" (1/1) ... [2024-11-09 00:28:36,802 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:36" (1/1) ... [2024-11-09 00:28:36,802 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:36" (1/1) ... [2024-11-09 00:28:36,809 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:36" (1/1) ... [2024-11-09 00:28:36,811 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:36" (1/1) ... [2024-11-09 00:28:36,814 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:36" (1/1) ... [2024-11-09 00:28:36,816 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:36" (1/1) ... [2024-11-09 00:28:36,819 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:28:36,820 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:28:36,820 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:28:36,821 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:28:36,821 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:36" (1/1) ... [2024-11-09 00:28:36,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:36,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:28:36,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:28:36,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:28:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:28:36,906 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:28:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:28:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:28:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:28:36,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:28:37,085 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:28:37,088 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:28:37,296 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 00:28:37,296 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:28:37,384 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:28:37,384 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:28:37,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:37 BoogieIcfgContainer [2024-11-09 00:28:37,385 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:28:37,386 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:28:37,387 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:28:37,398 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:28:37,398 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:37" (1/1) ... [2024-11-09 00:28:37,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:28:37,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:37,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-09 00:28:37,482 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-09 00:28:37,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:28:37,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:37,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:37,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:28:37,493 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:28:37,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:28:37,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:37,651 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:28:37,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:37,689 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:28:37,695 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:28:37,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:37,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:28:37,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:37,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-09 00:28:37,752 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-09 00:28:37,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:28:37,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:37,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:37,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:28:37,756 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:28:37,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:28:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:37,876 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:28:37,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:37,902 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:28:37,903 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:28:37,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:37,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:28:38,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:38,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 26 transitions. [2024-11-09 00:28:38,020 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-09 00:28:38,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:28:38,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:38,022 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:38,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:28:38,025 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:28:38,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:28:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:38,188 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:28:38,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:38,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:38,340 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:28:38,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:38,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 00:28:38,389 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-09 00:28:38,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:28:38 ImpRootNode [2024-11-09 00:28:38,424 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:28:38,424 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:28:38,424 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:28:38,425 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:28:38,425 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:37" (3/4) ... [2024-11-09 00:28:38,427 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:28:38,429 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:28:38,430 INFO L158 Benchmark]: Toolchain (without parser) took 3372.47ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 51.7MB in the beginning and 70.2MB in the end (delta: -18.5MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2024-11-09 00:28:38,430 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 60.8MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:28:38,431 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1664.69ms. Allocated memory is still 79.7MB. Free memory was 51.5MB in the beginning and 47.7MB in the end (delta: 3.8MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2024-11-09 00:28:38,433 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.26ms. Allocated memory is still 79.7MB. Free memory was 47.7MB in the beginning and 44.3MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:28:38,434 INFO L158 Benchmark]: Boogie Preprocessor took 31.32ms. Allocated memory is still 79.7MB. Free memory was 44.3MB in the beginning and 42.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:28:38,434 INFO L158 Benchmark]: RCFGBuilder took 564.89ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 42.2MB in the beginning and 73.6MB in the end (delta: -31.4MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2024-11-09 00:28:38,436 INFO L158 Benchmark]: CodeCheck took 1037.97ms. Allocated memory is still 107.0MB. Free memory was 73.6MB in the beginning and 70.7MB in the end (delta: 2.9MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2024-11-09 00:28:38,437 INFO L158 Benchmark]: Witness Printer took 4.53ms. Allocated memory is still 107.0MB. Free memory was 70.7MB in the beginning and 70.2MB in the end (delta: 560.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:28:38,441 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, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 57 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 45 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 39 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 136 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 25 SizeOfPredicates, 0 NumberOfNonLiveVariables, 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 - 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 large string literal at line 1578, 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_13_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1566] COND TRUE GLOBAL_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] ++data 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 0.37ms. Allocated memory is still 60.8MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1664.69ms. Allocated memory is still 79.7MB. Free memory was 51.5MB in the beginning and 47.7MB in the end (delta: 3.8MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.26ms. Allocated memory is still 79.7MB. Free memory was 47.7MB in the beginning and 44.3MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.32ms. Allocated memory is still 79.7MB. Free memory was 44.3MB in the beginning and 42.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 564.89ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 42.2MB in the beginning and 73.6MB in the end (delta: -31.4MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * CodeCheck took 1037.97ms. Allocated memory is still 107.0MB. Free memory was 73.6MB in the beginning and 70.7MB in the end (delta: 2.9MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. * Witness Printer took 4.53ms. Allocated memory is still 107.0MB. Free memory was 70.7MB in the beginning and 70.2MB in the end (delta: 560.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:28:38,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15319eb3-98bf-4f93-85b5-b8b071dfc5d1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample