./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_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_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/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_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/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_145289b1-5235-4b67-8a9a-4041187738f1/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 c41f1a35be3bdee39c0ea9db71017edc7b5c3177c5de3b7ca0d08cdcb96fb896 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:03:57,446 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:03:57,556 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:03:57,565 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:03:57,566 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:03:57,609 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:03:57,611 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:03:57,612 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:03:57,613 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:03:57,615 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:03:57,616 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:03:57,616 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:03:57,616 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:03:57,617 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:03:57,617 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:03:57,618 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:03:57,618 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:03:57,618 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:03:57,619 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:03:57,619 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:03:57,619 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:03:57,623 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:03:57,624 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:03:57,627 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:03:57,628 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:03:57,628 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:03:57,628 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:03:57,629 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:03:57,629 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:03:57,629 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:03:57,629 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:03:57,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:03:57,630 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_145289b1-5235-4b67-8a9a-4041187738f1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c41f1a35be3bdee39c0ea9db71017edc7b5c3177c5de3b7ca0d08cdcb96fb896 [2024-11-08 23:03:57,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:03:57,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:03:57,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:03:57,966 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:03:57,966 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:03:57,968 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_13_bad.i Unable to find full path for "g++" [2024-11-08 23:04:00,074 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:04:00,443 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:04:00,444 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_13_bad.i [2024-11-08 23:04:00,477 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/data/7c98c16b7/8da959df582442f3a2fea206bbb2609e/FLAGdf9e79ed6 [2024-11-08 23:04:00,492 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/data/7c98c16b7/8da959df582442f3a2fea206bbb2609e [2024-11-08 23:04:00,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:04:00,497 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:04:00,500 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:04:00,500 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:04:00,504 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:04:00,505 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:04:00" (1/1) ... [2024-11-08 23:04:00,506 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1642e46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:00, skipping insertion in model container [2024-11-08 23:04:00,506 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:04:00" (1/1) ... [2024-11-08 23:04:00,585 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:04:01,771 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:04:01,782 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:04:01,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:04:02,111 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:04:02,112 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:02 WrapperNode [2024-11-08 23:04:02,112 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:04:02,114 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:04:02,114 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:04:02,114 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:04:02,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:02" (1/1) ... [2024-11-08 23:04:02,157 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:02" (1/1) ... [2024-11-08 23:04:02,198 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-08 23:04:02,198 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:04:02,199 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:04:02,200 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:04:02,200 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:04:02,211 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:02" (1/1) ... [2024-11-08 23:04:02,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:02" (1/1) ... [2024-11-08 23:04:02,217 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:02" (1/1) ... [2024-11-08 23:04:02,218 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:02" (1/1) ... [2024-11-08 23:04:02,226 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:02" (1/1) ... [2024-11-08 23:04:02,228 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:02" (1/1) ... [2024-11-08 23:04:02,230 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:02" (1/1) ... [2024-11-08 23:04:02,231 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:02" (1/1) ... [2024-11-08 23:04:02,234 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:04:02,235 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:04:02,235 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:04:02,235 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:04:02,236 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:02" (1/1) ... [2024-11-08 23:04:02,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:04:02,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:04:02,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:04:02,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:04:02,311 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:04:02,311 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:04:02,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:04:02,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:04:02,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:04:02,463 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:04:02,466 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:04:02,573 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:04:02,573 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:04:02,696 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:04:02,696 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:04:02,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:04:02 BoogieIcfgContainer [2024-11-08 23:04:02,696 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:04:02,703 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:04:02,704 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:04:02,726 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:04:02,726 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:04:02" (1/1) ... [2024-11-08 23:04:02,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:04:02,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:04:02,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:04:02,798 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:04:02,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:04:02,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:04:02,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:04:02,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:04:03,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:04:03,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:04:03,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 14 transitions. [2024-11-08 23:04:03,434 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-08 23:04:03,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:04:03,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:04:03,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:04:03,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:04:03,478 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:04:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:04:03,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:04:03,553 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:04:03,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:04:03,583 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:04:03,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:04:03 ImpRootNode [2024-11-08 23:04:03,610 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:04:03,611 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:04:03,611 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:04:03,613 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:04:03,614 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:04:02" (3/4) ... [2024-11-08 23:04:03,619 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:04:03,620 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:04:03,621 INFO L158 Benchmark]: Toolchain (without parser) took 3123.74ms. Allocated memory was 130.0MB in the beginning and 169.9MB in the end (delta: 39.8MB). Free memory was 65.7MB in the beginning and 100.8MB in the end (delta: -35.1MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2024-11-08 23:04:03,623 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 130.0MB. Free memory is still 98.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:04:03,624 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1613.32ms. Allocated memory was 130.0MB in the beginning and 169.9MB in the end (delta: 39.8MB). Free memory was 65.5MB in the beginning and 89.8MB in the end (delta: -24.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-08 23:04:03,625 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.88ms. Allocated memory is still 169.9MB. Free memory was 89.8MB in the beginning and 86.5MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:04:03,626 INFO L158 Benchmark]: Boogie Preprocessor took 34.45ms. Allocated memory is still 169.9MB. Free memory was 86.5MB in the beginning and 85.7MB in the end (delta: 840.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:04:03,627 INFO L158 Benchmark]: RCFGBuilder took 462.02ms. Allocated memory is still 169.9MB. Free memory was 85.7MB in the beginning and 131.2MB in the end (delta: -45.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:04:03,628 INFO L158 Benchmark]: CodeCheck took 906.93ms. Allocated memory is still 169.9MB. Free memory was 131.2MB in the beginning and 101.8MB in the end (delta: 29.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 23:04:03,630 INFO L158 Benchmark]: Witness Printer took 9.32ms. Allocated memory is still 169.9MB. Free memory was 101.8MB in the beginning and 100.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:04:03,635 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: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 8 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15 IncrementalHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 8 mSDtfsCounter, 15 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s 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_postinc_13_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1556] COND TRUE GLOBAL_CONST_FIVE==5 [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 0.34ms. Allocated memory is still 130.0MB. Free memory is still 98.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1613.32ms. Allocated memory was 130.0MB in the beginning and 169.9MB in the end (delta: 39.8MB). Free memory was 65.5MB in the beginning and 89.8MB in the end (delta: -24.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.88ms. Allocated memory is still 169.9MB. Free memory was 89.8MB in the beginning and 86.5MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.45ms. Allocated memory is still 169.9MB. Free memory was 86.5MB in the beginning and 85.7MB in the end (delta: 840.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 462.02ms. Allocated memory is still 169.9MB. Free memory was 85.7MB in the beginning and 131.2MB in the end (delta: -45.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 906.93ms. Allocated memory is still 169.9MB. Free memory was 131.2MB in the beginning and 101.8MB in the end (delta: 29.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 9.32ms. Allocated memory is still 169.9MB. Free memory was 101.8MB in the beginning and 100.8MB in the end (delta: 1.0MB). 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 [2024-11-08 23:04:03,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/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_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/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_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/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_145289b1-5235-4b67-8a9a-4041187738f1/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 c41f1a35be3bdee39c0ea9db71017edc7b5c3177c5de3b7ca0d08cdcb96fb896 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:04:06,114 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:04:06,203 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:04:06,246 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:04:06,247 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:04:06,247 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:04:06,248 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:04:06,248 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:04:06,249 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:04:06,249 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:04:06,249 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:04:06,250 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:04:06,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:04:06,251 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:04:06,251 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:04:06,251 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:04:06,252 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:04:06,252 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:04:06,253 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:04:06,253 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:04:06,253 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:04:06,254 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:04:06,254 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:04:06,255 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:04:06,255 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:04:06,255 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:04:06,256 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:04:06,256 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:04:06,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:04:06,257 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:04:06,257 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:04:06,261 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:04:06,262 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:04:06,262 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:04:06,262 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:04:06,262 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_145289b1-5235-4b67-8a9a-4041187738f1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c41f1a35be3bdee39c0ea9db71017edc7b5c3177c5de3b7ca0d08cdcb96fb896 [2024-11-08 23:04:06,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:04:06,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:04:06,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:04:06,690 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:04:06,690 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:04:06,692 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_13_bad.i Unable to find full path for "g++" [2024-11-08 23:04:08,754 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:04:09,164 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:04:09,165 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_13_bad.i [2024-11-08 23:04:09,202 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/data/6eae1900b/4608c436b93f41b4acceab4e81bb8cbf/FLAGaa0411a32 [2024-11-08 23:04:09,366 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/data/6eae1900b/4608c436b93f41b4acceab4e81bb8cbf [2024-11-08 23:04:09,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:04:09,370 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:04:09,371 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:04:09,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:04:09,377 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:04:09,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:04:09" (1/1) ... [2024-11-08 23:04:09,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38897332 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:09, skipping insertion in model container [2024-11-08 23:04:09,379 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:04:09" (1/1) ... [2024-11-08 23:04:09,451 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:04:10,829 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:04:10,842 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:04:10,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:04:11,116 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:04:11,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11 WrapperNode [2024-11-08 23:04:11,117 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:04:11,118 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:04:11,118 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:04:11,118 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:04:11,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,156 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,186 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2024-11-08 23:04:11,186 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:04:11,187 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:04:11,187 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:04:11,188 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:04:11,197 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,201 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,201 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,209 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,211 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,213 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,215 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,218 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:04:11,219 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:04:11,219 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:04:11,219 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:04:11,220 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:04:11,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:04:11,257 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:04:11,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:04:11,296 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:04:11,296 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:04:11,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:04:11,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:04:11,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:04:11,512 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:04:11,515 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:04:11,672 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 23:04:11,672 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:04:11,744 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:04:11,746 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:04:11,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:04:11 BoogieIcfgContainer [2024-11-08 23:04:11,746 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:04:11,747 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:04:11,747 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:04:11,758 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:04:11,758 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:04:11,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:04:11,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:04:11,843 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:04:11,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:04:11,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:04:11,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:04:11,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:04:11,851 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:04:11,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:04:12,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:04:12,015 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:04:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:04:12,057 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:04:12,061 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:04:12,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:04:12,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:04:12,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:04:12,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-08 23:04:12,136 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-08 23:04:12,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:04:12,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:04:12,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:04:12,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:04:12,140 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:04:12,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:04:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:04:12,290 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:04:12,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:04:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:04:12,415 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:04:12,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:04:12,462 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:04:12,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:04:12,464 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:04:12,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:04:12 ImpRootNode [2024-11-08 23:04:12,500 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:04:12,501 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:04:12,501 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:04:12,501 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:04:12,502 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:04:11" (3/4) ... [2024-11-08 23:04:12,506 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:04:12,507 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:04:12,508 INFO L158 Benchmark]: Toolchain (without parser) took 3138.33ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 47.4MB in the beginning and 46.0MB in the end (delta: 1.4MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2024-11-08 23:04:12,509 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 75.5MB. Free memory was 51.4MB in the beginning and 51.3MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:04:12,510 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1746.19ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 47.2MB in the beginning and 62.9MB in the end (delta: -15.7MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2024-11-08 23:04:12,511 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.77ms. Allocated memory is still 94.4MB. Free memory was 62.9MB in the beginning and 59.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:04:12,512 INFO L158 Benchmark]: Boogie Preprocessor took 31.16ms. Allocated memory is still 94.4MB. Free memory was 59.9MB in the beginning and 57.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:04:12,513 INFO L158 Benchmark]: RCFGBuilder took 527.73ms. Allocated memory is still 94.4MB. Free memory was 57.8MB in the beginning and 41.5MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:04:12,514 INFO L158 Benchmark]: CodeCheck took 752.89ms. Allocated memory is still 94.4MB. Free memory was 41.5MB in the beginning and 46.0MB in the end (delta: -4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:04:12,515 INFO L158 Benchmark]: Witness Printer took 6.56ms. Allocated memory is still 94.4MB. Free memory is still 46.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:04:12,520 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, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 30 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_postinc_13_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1556] COND TRUE GLOBAL_CONST_FIVE==5 [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 0.32ms. Allocated memory is still 75.5MB. Free memory was 51.4MB in the beginning and 51.3MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1746.19ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 47.2MB in the beginning and 62.9MB in the end (delta: -15.7MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.77ms. Allocated memory is still 94.4MB. Free memory was 62.9MB in the beginning and 59.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.16ms. Allocated memory is still 94.4MB. Free memory was 59.9MB in the beginning and 57.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 527.73ms. Allocated memory is still 94.4MB. Free memory was 57.8MB in the beginning and 41.5MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 752.89ms. Allocated memory is still 94.4MB. Free memory was 41.5MB in the beginning and 46.0MB in the end (delta: -4.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.56ms. Allocated memory is still 94.4MB. Free memory is still 46.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:04:12,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145289b1-5235-4b67-8a9a-4041187738f1/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