./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_13_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm --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 29b45f1b058b47c931c9adc484f7e039b954797a8fff0330c41cbd26d9980360 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:24:01,539 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:24:01,641 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:24:01,650 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:24:01,651 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:24:01,692 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:24:01,692 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:24:01,693 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:24:01,693 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:24:01,695 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:24:01,696 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:24:01,697 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:24:01,697 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:24:01,697 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:24:01,697 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:24:01,697 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:24:01,697 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:24:01,697 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:24:01,698 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:24:01,698 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:24:01,698 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:24:01,698 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:24:01,698 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:24:01,698 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:24:01,699 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:24:01,699 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:24:01,699 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:24:01,699 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:24:01,699 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:24:01,699 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:24:01,699 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:24:01,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:24:01,700 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_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm 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 -> 29b45f1b058b47c931c9adc484f7e039b954797a8fff0330c41cbd26d9980360 [2024-11-13 21:24:02,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:24:02,074 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:24:02,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:24:02,078 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:24:02,078 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:24:02,080 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_13_bad.i Unable to find full path for "g++" [2024-11-13 21:24:03,988 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:24:04,007 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException: Cannot invoke "String.equalsIgnoreCase(String)" because "kindStr" is null at org.eclipse.cdt.internal.core.model.PathEntry.kindFromString(PathEntry.java:80) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.decodePathEntry(DefaultPathEntryStore.java:127) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.getRawPathEntries(DefaultPathEntryStore.java:97) at org.eclipse.cdt.internal.core.model.PathEntryStoreProxy.getRawPathEntries(PathEntryStoreProxy.java:102) at org.eclipse.cdt.internal.core.model.PathEntryManager.getRawPathEntries(PathEntryManager.java:666) at org.eclipse.cdt.core.model.CoreModel.getRawPathEntries(CoreModel.java:937) at org.eclipse.cdt.core.model.CoreModel.oldIsScannerInformationEmpty(CoreModel.java:1307) at org.eclipse.cdt.core.model.CoreModel.isScannerInformationEmpty(CoreModel.java:1252) at org.eclipse.cdt.internal.core.pdom.indexer.ProjectIndexerInputAdapter.isFileBuildConfigured(ProjectIndexerInputAdapter.java:267) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.isRequiredInIndex(AbstractIndexerTask.java:748) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.extractFiles(AbstractIndexerTask.java:667) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.runTask(AbstractIndexerTask.java:558) at org.eclipse.cdt.internal.core.pdom.indexer.PDOMIndexerTask.run(PDOMIndexerTask.java:164) at org.eclipse.cdt.internal.core.pdom.PDOMIndexerJob.run(PDOMIndexerJob.java:160) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:24:04,549 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:24:04,554 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_13_bad.i [2024-11-13 21:24:04,583 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/data/7abd024a8/4deb69e36249443e81b0b4290e89f824/FLAGe8c83bcdf [2024-11-13 21:24:04,609 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/data/7abd024a8/4deb69e36249443e81b0b4290e89f824 [2024-11-13 21:24:04,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:24:04,615 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:24:04,618 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:24:04,618 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:24:04,627 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:24:04,631 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:24:04" (1/1) ... [2024-11-13 21:24:04,632 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@677c2a5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:04, skipping insertion in model container [2024-11-13 21:24:04,633 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:24:04" (1/1) ... [2024-11-13 21:24:04,705 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:24:05,757 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:24:05,770 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:24:05,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:24:06,017 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:24:06,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:06 WrapperNode [2024-11-13 21:24:06,018 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:24:06,019 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:24:06,019 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:24:06,019 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:24:06,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:06" (1/1) ... [2024-11-13 21:24:06,042 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:06" (1/1) ... [2024-11-13 21:24:06,062 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-13 21:24:06,062 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:24:06,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:24:06,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:24:06,063 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:24:06,071 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:06" (1/1) ... [2024-11-13 21:24:06,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:06" (1/1) ... [2024-11-13 21:24:06,073 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:06" (1/1) ... [2024-11-13 21:24:06,074 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:06" (1/1) ... [2024-11-13 21:24:06,078 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:06" (1/1) ... [2024-11-13 21:24:06,080 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:06" (1/1) ... [2024-11-13 21:24:06,081 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:06" (1/1) ... [2024-11-13 21:24:06,082 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:06" (1/1) ... [2024-11-13 21:24:06,084 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:24:06,085 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:24:06,085 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:24:06,085 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:24:06,086 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:06" (1/1) ... [2024-11-13 21:24:06,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:24:06,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:24:06,129 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:24:06,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:24:06,155 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:24:06,155 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:24:06,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:24:06,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:24:06,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:24:06,314 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:24:06,316 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:24:06,407 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 21:24:06,408 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:24:06,455 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:24:06,455 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:24:06,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:24:06 BoogieIcfgContainer [2024-11-13 21:24:06,456 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:24:06,457 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:24:06,457 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:24:06,468 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:24:06,468 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:24:06" (1/1) ... [2024-11-13 21:24:06,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:24:06,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:06,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:24:06,530 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:24:06,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:24:06,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:06,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:06,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:06,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:24:06,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:06,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 14 transitions. [2024-11-13 21:24:06,902 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 21:24:06,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:24:06,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:06,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:06,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:24:06,926 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:24:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:24:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:24:07,024 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:24:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:24:07,064 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:24:07,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:24:07 ImpRootNode [2024-11-13 21:24:07,102 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:24:07,104 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:24:07,104 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:24:07,104 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:24:07,106 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:24:06" (3/4) ... [2024-11-13 21:24:07,108 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:24:07,109 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:24:07,111 INFO L158 Benchmark]: Toolchain (without parser) took 2495.23ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 66.8MB in the end (delta: 49.2MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-11-13 21:24:07,111 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:24:07,112 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1400.88ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 108.6MB in the end (delta: 7.3MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-13 21:24:07,112 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.53ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 106.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:24:07,112 INFO L158 Benchmark]: Boogie Preprocessor took 21.40ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 105.5MB in the end (delta: 609.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:24:07,113 INFO L158 Benchmark]: RCFGBuilder took 371.42ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 91.5MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:24:07,113 INFO L158 Benchmark]: CodeCheck took 645.36ms. Allocated memory is still 142.6MB. Free memory was 91.5MB in the beginning and 66.8MB in the end (delta: 24.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:24:07,113 INFO L158 Benchmark]: Witness Printer took 5.61ms. Allocated memory is still 142.6MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:24:07,119 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 10 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 49 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 18 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. 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); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_preinc_13_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1556] 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] [L1559] ++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 0.49ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1400.88ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 108.6MB in the end (delta: 7.3MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.53ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 106.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.40ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 105.5MB in the end (delta: 609.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 371.42ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 91.5MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 645.36ms. Allocated memory is still 142.6MB. Free memory was 91.5MB in the beginning and 66.8MB in the end (delta: 24.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.61ms. Allocated memory is still 142.6MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:24:07,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/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_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm --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 29b45f1b058b47c931c9adc484f7e039b954797a8fff0330c41cbd26d9980360 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:24:10,068 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:24:10,198 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:24:10,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:24:10,253 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:24:10,253 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:24:10,254 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:24:10,255 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:24:10,255 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:24:10,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:24:10,256 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:24:10,256 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:24:10,256 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:24:10,257 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:24:10,257 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:24:10,257 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:24:10,258 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:24:10,258 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:24:10,258 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:24:10,258 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:24:10,258 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:24:10,258 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:24:10,258 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:24:10,259 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:24:10,259 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:24:10,259 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:24:10,259 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:24:10,260 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:24:10,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:24:10,260 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:24:10,260 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:24:10,260 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:24:10,260 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:24:10,260 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:24:10,261 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:24:10,261 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_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm 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 -> 29b45f1b058b47c931c9adc484f7e039b954797a8fff0330c41cbd26d9980360 [2024-11-13 21:24:10,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:24:10,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:24:10,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:24:10,625 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:24:10,626 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:24:10,627 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_13_bad.i Unable to find full path for "g++" [2024-11-13 21:24:12,837 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:24:13,300 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:24:13,301 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_13_bad.i [2024-11-13 21:24:13,327 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/data/9da4a0dff/a23b42e76078479881dcab0a90232b31/FLAG71d4881b2 [2024-11-13 21:24:13,355 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/data/9da4a0dff/a23b42e76078479881dcab0a90232b31 [2024-11-13 21:24:13,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:24:13,362 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:24:13,364 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:24:13,364 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:24:13,370 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:24:13,371 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:24:13" (1/1) ... [2024-11-13 21:24:13,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2081d576 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:13, skipping insertion in model container [2024-11-13 21:24:13,374 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:24:13" (1/1) ... [2024-11-13 21:24:13,444 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:24:14,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:24:14,487 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:24:14,613 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:24:14,781 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:24:14,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:14 WrapperNode [2024-11-13 21:24:14,781 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:24:14,782 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:24:14,782 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:24:14,783 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:24:14,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:14" (1/1) ... [2024-11-13 21:24:14,814 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:14" (1/1) ... [2024-11-13 21:24:14,836 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2024-11-13 21:24:14,836 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:24:14,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:24:14,837 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:24:14,837 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:24:14,845 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:14" (1/1) ... [2024-11-13 21:24:14,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:14" (1/1) ... [2024-11-13 21:24:14,848 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:14" (1/1) ... [2024-11-13 21:24:14,848 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:14" (1/1) ... [2024-11-13 21:24:14,859 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:14" (1/1) ... [2024-11-13 21:24:14,865 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:14" (1/1) ... [2024-11-13 21:24:14,867 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:14" (1/1) ... [2024-11-13 21:24:14,872 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:14" (1/1) ... [2024-11-13 21:24:14,875 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:24:14,876 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:24:14,876 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:24:14,876 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:24:14,877 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:24:14" (1/1) ... [2024-11-13 21:24:14,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:24:14,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:24:14,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:24:14,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:24:14,953 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:24:14,953 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:24:14,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:24:14,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:24:14,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:24:15,125 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:24:15,126 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:24:15,241 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-13 21:24:15,242 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:24:15,330 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:24:15,331 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:24:15,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:24:15 BoogieIcfgContainer [2024-11-13 21:24:15,331 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:24:15,332 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:24:15,332 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:24:15,344 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:24:15,344 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:24:15" (1/1) ... [2024-11-13 21:24:15,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:24:15,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:15,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:24:15,411 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:24:15,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:24:15,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:15,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:24:15,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:24:15,418 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:24:15,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:24:15,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:15,571 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:24:15,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:15,615 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:24:15,618 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:24:15,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:24:15,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:24:15,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:15,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 21:24:15,674 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 21:24:15,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:24:15,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:15,675 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:24:15,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:24:15,677 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:24:15,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:24:15,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:24:15,867 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:24:15,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:24:15,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:24:15,981 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:24:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:24:16,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:24:16,025 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:24:16,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:24:16 ImpRootNode [2024-11-13 21:24:16,064 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:24:16,065 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:24:16,065 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:24:16,065 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:24:16,066 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:24:15" (3/4) ... [2024-11-13 21:24:16,068 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:24:16,070 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:24:16,071 INFO L158 Benchmark]: Toolchain (without parser) took 2710.05ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 79.7MB in the end (delta: 11.6MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2024-11-13 21:24:16,071 INFO L158 Benchmark]: CDTParser took 4.00ms. Allocated memory is still 83.9MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:24:16,072 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1418.02ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 79.3MB in the end (delta: 11.8MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-13 21:24:16,072 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.91ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 76.6MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:24:16,072 INFO L158 Benchmark]: Boogie Preprocessor took 38.48ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 75.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:24:16,073 INFO L158 Benchmark]: RCFGBuilder took 455.67ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 60.2MB in the end (delta: 15.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:24:16,073 INFO L158 Benchmark]: CodeCheck took 731.84ms. Allocated memory is still 117.4MB. Free memory was 60.2MB in the beginning and 79.7MB in the end (delta: -19.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:24:16,078 INFO L158 Benchmark]: Witness Printer took 5.27ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 79.7MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:24:16,080 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 7 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 0 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 29 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. 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); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_preinc_13_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1556] 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] [L1559] ++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 4.00ms. Allocated memory is still 83.9MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1418.02ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 79.3MB in the end (delta: 11.8MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.91ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 76.6MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.48ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 75.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 455.67ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 60.2MB in the end (delta: 15.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 731.84ms. Allocated memory is still 117.4MB. Free memory was 60.2MB in the beginning and 79.7MB in the end (delta: -19.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.27ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 79.7MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:24:16,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0d11525-2372-4ce1-8681-8db199d94812/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample