./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4511f44c0bf763de58d9eed782d5f1186937970a6834c08910ae7c88d48e7682 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:29:37,304 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:29:37,360 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 00:29:37,365 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:29:37,365 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:29:37,383 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:29:37,384 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:29:37,384 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:29:37,385 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:29:37,385 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:29:37,385 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:29:37,385 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:29:37,385 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:29:37,385 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:29:37,385 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:29:37,385 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:29:37,385 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:29:37,386 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:29:37,386 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:29:37,386 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:29:37,386 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:29:37,386 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:29:37,386 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:29:37,386 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:29:37,386 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:29:37,386 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:29:37,386 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:29:37,387 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:29:37,387 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:29:37,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:29:37,387 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_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) 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 -> 4511f44c0bf763de58d9eed782d5f1186937970a6834c08910ae7c88d48e7682 [2024-12-06 00:29:37,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:29:37,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:29:37,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:29:37,646 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:29:37,647 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:29:37,648 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i [2024-12-06 00:29:40,322 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/data/faba5958c/62f7c1547ca341878cc50e12921e5df8/FLAGa63e5adf8 [2024-12-06 00:29:40,523 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:29:40,524 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i [2024-12-06 00:29:40,531 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/data/faba5958c/62f7c1547ca341878cc50e12921e5df8/FLAGa63e5adf8 [2024-12-06 00:29:40,544 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/data/faba5958c/62f7c1547ca341878cc50e12921e5df8 [2024-12-06 00:29:40,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:29:40,547 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:29:40,549 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:29:40,549 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:29:40,552 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:29:40,553 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,553 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@429bf6cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40, skipping insertion in model container [2024-12-06 00:29:40,553 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,565 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:29:40,674 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i[1100,1113] [2024-12-06 00:29:40,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:29:40,698 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:29:40,706 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i[1100,1113] [2024-12-06 00:29:40,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:29:40,724 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:29:40,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40 WrapperNode [2024-12-06 00:29:40,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:29:40,725 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:29:40,725 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:29:40,726 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:29:40,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,735 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,747 INFO L138 Inliner]: procedures = 20, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 39 [2024-12-06 00:29:40,747 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:29:40,747 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:29:40,748 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:29:40,748 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:29:40,752 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,753 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,754 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,757 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,758 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,761 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,762 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,763 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,764 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:29:40,765 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:29:40,765 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:29:40,765 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:29:40,766 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:29:40,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:29:40,789 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:29:40,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:29:40,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:29:40,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:29:40,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:29:40,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:29:40,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:29:40,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:29:40,859 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:29:40,861 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:29:40,947 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-12-06 00:29:40,947 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:29:40,965 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:29:40,965 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:29:40,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:29:40 BoogieIcfgContainer [2024-12-06 00:29:40,965 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:29:40,966 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:29:40,966 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:29:40,976 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:29:40,976 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:29:41,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:41,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2024-12-06 00:29:41,032 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2024-12-06 00:29:41,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:29:41,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:41,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:29:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:41,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:29:41,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:41,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 17 transitions. [2024-12-06 00:29:41,409 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2024-12-06 00:29:41,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 00:29:41,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:41,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:29:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:29:41,439 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:29:41,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:29:41,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:29:41,501 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:29:41,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:29:41,517 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-12-06 00:29:41,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:29:41 ImpRootNode [2024-12-06 00:29:41,538 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:29:41,539 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:29:41,539 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:29:41,539 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:29:41,540 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:29:40" (3/4) ... [2024-12-06 00:29:41,542 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 00:29:41,543 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:29:41,544 INFO L158 Benchmark]: Toolchain (without parser) took 996.54ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 54.1MB in the end (delta: 63.0MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-12-06 00:29:41,544 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:29:41,545 INFO L158 Benchmark]: CACSL2BoogieTranslator took 176.42ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 105.8MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:29:41,545 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.66ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 104.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:29:41,545 INFO L158 Benchmark]: Boogie Preprocessor took 16.85ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 103.7MB in the end (delta: 742.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:29:41,546 INFO L158 Benchmark]: RCFGBuilder took 200.45ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 92.8MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:29:41,546 INFO L158 Benchmark]: CodeCheck took 572.37ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 54.3MB in the end (delta: 38.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 00:29:41,546 INFO L158 Benchmark]: Witness Printer took 4.13ms. Allocated memory is still 142.6MB. Free memory was 54.3MB in the beginning and 54.1MB in the end (delta: 271.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:29:41,549 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: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 5 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 50]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: overapproximation of longjmp at line 50. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L47] int count = _setjmp (my_jump_buffer); VAL [count=0] [L48] COND TRUE count < 5 VAL [count=0] [L49] CALL __VERIFIER_assert(count >= 0 && count < 5) VAL [\old(cond)=1] [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L49] RET __VERIFIER_assert(count >= 0 && count < 5) VAL [count=0] [L50] longjmp(my_jump_buffer, count + 1) VAL [count=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 176.42ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 105.8MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.66ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 104.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.85ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 103.7MB in the end (delta: 742.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 200.45ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 92.8MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 572.37ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 54.3MB in the end (delta: 38.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 4.13ms. Allocated memory is still 142.6MB. Free memory was 54.3MB in the beginning and 54.1MB in the end (delta: 271.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 00:29:41,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4511f44c0bf763de58d9eed782d5f1186937970a6834c08910ae7c88d48e7682 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:29:43,500 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:29:43,580 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 00:29:43,605 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:29:43,606 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:29:43,606 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:29:43,606 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:29:43,606 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:29:43,607 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:29:43,607 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:29:43,607 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:29:43,607 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:29:43,607 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:29:43,607 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:29:43,607 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:29:43,607 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:29:43,607 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:29:43,607 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:29:43,607 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:29:43,608 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:29:43,608 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:29:43,608 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:29:43,608 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:29:43,608 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:43,608 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:29:43,608 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:29:43,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:29:43,608 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:29:43,608 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:29:43,608 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:29:43,609 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:29:43,609 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:43,609 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:29:43,609 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_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) 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 -> 4511f44c0bf763de58d9eed782d5f1186937970a6834c08910ae7c88d48e7682 [2024-12-06 00:29:43,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:29:43,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:29:43,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:29:43,859 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:29:43,859 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:29:43,861 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i [2024-12-06 00:29:46,551 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/data/e41a1bf31/b758574602a8453c8892042b25ffc64d/FLAG6174b3e97 [2024-12-06 00:29:46,721 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:29:46,722 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i [2024-12-06 00:29:46,728 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/data/e41a1bf31/b758574602a8453c8892042b25ffc64d/FLAG6174b3e97 [2024-12-06 00:29:47,101 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/data/e41a1bf31/b758574602a8453c8892042b25ffc64d [2024-12-06 00:29:47,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:29:47,104 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:29:47,105 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:29:47,105 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:29:47,108 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:29:47,108 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:29:47" (1/1) ... [2024-12-06 00:29:47,109 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@215d6d32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:47, skipping insertion in model container [2024-12-06 00:29:47,109 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:29:47" (1/1) ... [2024-12-06 00:29:47,120 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:29:47,237 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i[1100,1113] [2024-12-06 00:29:47,250 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:29:47,262 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:29:47,273 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/sv-benchmarks/c/longjmp/68-longjmp_14-counting-return-one-method_true.i[1100,1113] [2024-12-06 00:29:47,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:29:47,290 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:29:47,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:47 WrapperNode [2024-12-06 00:29:47,290 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:29:47,291 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:29:47,291 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:29:47,291 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:29:47,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:47" (1/1) ... [2024-12-06 00:29:47,302 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:47" (1/1) ... [2024-12-06 00:29:47,314 INFO L138 Inliner]: procedures = 20, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 39 [2024-12-06 00:29:47,314 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:29:47,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:29:47,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:29:47,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:29:47,319 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:47" (1/1) ... [2024-12-06 00:29:47,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:47" (1/1) ... [2024-12-06 00:29:47,321 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:47" (1/1) ... [2024-12-06 00:29:47,321 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:47" (1/1) ... [2024-12-06 00:29:47,326 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:47" (1/1) ... [2024-12-06 00:29:47,326 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:47" (1/1) ... [2024-12-06 00:29:47,329 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:47" (1/1) ... [2024-12-06 00:29:47,330 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:47" (1/1) ... [2024-12-06 00:29:47,331 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:47" (1/1) ... [2024-12-06 00:29:47,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:29:47,333 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:29:47,333 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:29:47,333 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:29:47,334 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:47" (1/1) ... [2024-12-06 00:29:47,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:29:47,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:29:47,360 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:29:47,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:29:47,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:29:47,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:29:47,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:29:47,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:29:47,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:29:47,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:29:47,433 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:29:47,434 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:29:47,592 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-12-06 00:29:47,592 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:29:47,615 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:29:47,616 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:29:47,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:29:47 BoogieIcfgContainer [2024-12-06 00:29:47,616 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:29:47,617 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:29:47,617 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:29:47,626 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:29:47,626 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:29:47" (1/1) ... [2024-12-06 00:29:47,632 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:29:47,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:47,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2024-12-06 00:29:47,675 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2024-12-06 00:29:47,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:29:47,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:47,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:47,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:47,679 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:47,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:29:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:47,811 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:47,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:47,865 INFO L256 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:29:47,870 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:47,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:29:47,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:29:48,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:48,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 18 transitions. [2024-12-06 00:29:48,074 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-12-06 00:29:48,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 00:29:48,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:48,077 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:48,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:48,079 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:48,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 00:29:48,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:29:48,178 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:29:48,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:29:48,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:29:48,255 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:29:48,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:29:48,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 00:29:48,305 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-12-06 00:29:48,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:29:48 ImpRootNode [2024-12-06 00:29:48,323 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:29:48,324 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:29:48,324 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:29:48,324 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:29:48,325 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:29:47" (3/4) ... [2024-12-06 00:29:48,326 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 00:29:48,327 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:29:48,328 INFO L158 Benchmark]: Toolchain (without parser) took 1223.61ms. Allocated memory is still 92.3MB. Free memory was 70.2MB in the beginning and 35.5MB in the end (delta: 34.7MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2024-12-06 00:29:48,328 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:29:48,328 INFO L158 Benchmark]: CACSL2BoogieTranslator took 185.90ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 58.3MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:29:48,328 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.94ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 57.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:29:48,329 INFO L158 Benchmark]: Boogie Preprocessor took 18.14ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 56.0MB in the end (delta: 991.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:29:48,329 INFO L158 Benchmark]: RCFGBuilder took 282.95ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 45.1MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:29:48,329 INFO L158 Benchmark]: CodeCheck took 706.86ms. Allocated memory is still 92.3MB. Free memory was 45.0MB in the beginning and 35.8MB in the end (delta: 9.1MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2024-12-06 00:29:48,330 INFO L158 Benchmark]: Witness Printer took 2.93ms. Allocated memory is still 92.3MB. Free memory was 35.8MB in the beginning and 35.5MB in the end (delta: 343.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:29:48,332 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, 6 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 5 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 40 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, 0.1s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 SizeOfPredicates, 1 NumberOfNonLiveVariables, 48 ConjunctsInSsa, 5 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 50]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: overapproximation of longjmp at line 50. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L47] int count = _setjmp (my_jump_buffer); VAL [count=0] [L48] COND TRUE count < 5 VAL [count=0] [L49] CALL __VERIFIER_assert(count >= 0 && count < 5) VAL [\old(cond)=1] [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L49] RET __VERIFIER_assert(count >= 0 && count < 5) VAL [count=0] [L50] longjmp(my_jump_buffer, count + 1) VAL [count=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 185.90ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 58.3MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.94ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 57.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.14ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 56.0MB in the end (delta: 991.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 282.95ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 45.1MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 706.86ms. Allocated memory is still 92.3MB. Free memory was 45.0MB in the beginning and 35.8MB in the end (delta: 9.1MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. * Witness Printer took 2.93ms. Allocated memory is still 92.3MB. Free memory was 35.8MB in the beginning and 35.5MB in the end (delta: 343.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 00:29:48,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288e7f77-21cb-4a1e-b7d4-3cf02797c9d9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample