./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/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_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk --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 83d0be5c2be15d38743c116516449aa760d3a20e813314b6119c0091e1d0d6cd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:29:04,442 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:29:04,542 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 23:29:04,550 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:29:04,552 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:29:04,591 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:29:04,592 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:29:04,593 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:29:04,594 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:29:04,596 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:29:04,597 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:29:04,597 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:29:04,598 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:29:04,598 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:29:04,601 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:29:04,601 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:29:04,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:29:04,602 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:29:04,603 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:29:04,603 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:29:04,603 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:29:04,604 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:29:04,605 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:29:04,609 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:29:04,610 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:29:04,610 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:29:04,610 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:29:04,611 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:29:04,611 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:29:04,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:29:04,612 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_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83d0be5c2be15d38743c116516449aa760d3a20e813314b6119c0091e1d0d6cd [2024-11-08 23:29:04,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:29:04,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:29:04,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:29:04,956 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:29:04,957 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:29:04,958 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i Unable to find full path for "g++" [2024-11-08 23:29:07,125 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:29:07,323 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:29:07,324 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i [2024-11-08 23:29:07,333 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/data/0b790b633/2744bc88f4d74e4997bda775e288d82c/FLAG264b186de [2024-11-08 23:29:07,349 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/data/0b790b633/2744bc88f4d74e4997bda775e288d82c [2024-11-08 23:29:07,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:29:07,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:29:07,355 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:29:07,356 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:29:07,362 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:29:07,363 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:29:07" (1/1) ... [2024-11-08 23:29:07,364 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64461632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:07, skipping insertion in model container [2024-11-08 23:29:07,364 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:29:07" (1/1) ... [2024-11-08 23:29:07,388 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:29:07,575 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_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i[1098,1111] [2024-11-08 23:29:07,601 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:29:07,616 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:29:07,629 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_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i[1098,1111] [2024-11-08 23:29:07,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:29:07,657 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:29:07,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:07 WrapperNode [2024-11-08 23:29:07,658 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:29:07,659 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:29:07,659 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:29:07,660 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:29:07,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:07" (1/1) ... [2024-11-08 23:29:07,679 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:07" (1/1) ... [2024-11-08 23:29:07,703 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-08 23:29:07,703 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:29:07,705 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:29:07,706 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:29:07,706 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:29:07,716 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:07" (1/1) ... [2024-11-08 23:29:07,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:07" (1/1) ... [2024-11-08 23:29:07,723 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:07" (1/1) ... [2024-11-08 23:29:07,724 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:07" (1/1) ... [2024-11-08 23:29:07,727 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:07" (1/1) ... [2024-11-08 23:29:07,732 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:07" (1/1) ... [2024-11-08 23:29:07,737 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:07" (1/1) ... [2024-11-08 23:29:07,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:07" (1/1) ... [2024-11-08 23:29:07,744 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:29:07,745 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:29:07,749 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:29:07,750 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:29:07,751 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:07" (1/1) ... [2024-11-08 23:29:07,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:29:07,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:29:07,785 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:29:07,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:29:07,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:29:07,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:29:07,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:29:07,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:29:07,877 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:29:07,879 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:29:08,034 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-08 23:29:08,034 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:29:08,063 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:29:08,063 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:29:08,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:29:08 BoogieIcfgContainer [2024-11-08 23:29:08,064 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:29:08,065 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:29:08,065 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:29:08,077 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:29:08,077 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:29:08" (1/1) ... [2024-11-08 23:29:08,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:29:08,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:29:08,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2024-11-08 23:29:08,146 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2024-11-08 23:29:08,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:29:08,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:29:08,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:29:08,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:08,597 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 23:29:08,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:29:08,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-08 23:29:08,654 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-08 23:29:08,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:29:08,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:29:08,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:29:08,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:29:08,730 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:29:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:29:08,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:29:08,836 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:29:08,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:29:08,853 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:29:08,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:29:08 ImpRootNode [2024-11-08 23:29:08,880 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:29:08,881 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:29:08,882 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:29:08,882 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:29:08,882 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:29:08" (3/4) ... [2024-11-08 23:29:08,887 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:29:08,888 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:29:08,889 INFO L158 Benchmark]: Toolchain (without parser) took 1534.97ms. Allocated memory is still 172.0MB. Free memory was 134.8MB in the beginning and 128.7MB in the end (delta: 6.1MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2024-11-08 23:29:08,890 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 109.1MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:29:08,891 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.94ms. Allocated memory is still 172.0MB. Free memory was 134.5MB in the beginning and 121.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:29:08,892 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.69ms. Allocated memory is still 172.0MB. Free memory was 121.9MB in the beginning and 120.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:29:08,893 INFO L158 Benchmark]: Boogie Preprocessor took 38.98ms. Allocated memory is still 172.0MB. Free memory was 120.4MB in the beginning and 119.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:29:08,894 INFO L158 Benchmark]: RCFGBuilder took 319.03ms. Allocated memory is still 172.0MB. Free memory was 119.2MB in the beginning and 108.1MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:29:08,895 INFO L158 Benchmark]: CodeCheck took 815.39ms. Allocated memory is still 172.0MB. Free memory was 108.1MB in the beginning and 129.4MB in the end (delta: -21.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:29:08,897 INFO L158 Benchmark]: Witness Printer took 6.68ms. Allocated memory is still 172.0MB. Free memory was 129.4MB in the beginning and 128.7MB in the end (delta: 672.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:29:08,901 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 1 procedures, 10 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, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 1 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 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: 49]: 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 49. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L45] int count = 0; [L54] CALL __VERIFIER_assert(count == 0) [L19] COND FALSE !(!(cond)) VAL [count=0] [L54] RET __VERIFIER_assert(count == 0) [L55] COND TRUE count < 5 [L56] CALL foo() [L48] count++ VAL [count=1] [L49] longjmp(my_jump_buffer, 1) VAL [count=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 109.1MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.94ms. Allocated memory is still 172.0MB. Free memory was 134.5MB in the beginning and 121.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.69ms. Allocated memory is still 172.0MB. Free memory was 121.9MB in the beginning and 120.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.98ms. Allocated memory is still 172.0MB. Free memory was 120.4MB in the beginning and 119.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 319.03ms. Allocated memory is still 172.0MB. Free memory was 119.2MB in the beginning and 108.1MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 815.39ms. Allocated memory is still 172.0MB. Free memory was 108.1MB in the beginning and 129.4MB in the end (delta: -21.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.68ms. Allocated memory is still 172.0MB. Free memory was 129.4MB in the beginning and 128.7MB in the end (delta: 672.5kB). 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 23:29:08,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/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_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk --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 83d0be5c2be15d38743c116516449aa760d3a20e813314b6119c0091e1d0d6cd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:29:11,353 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:29:11,461 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 23:29:11,506 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:29:11,507 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:29:11,507 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:29:11,508 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:29:11,509 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:29:11,509 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:29:11,511 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:29:11,511 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:29:11,512 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:29:11,512 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:29:11,515 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:29:11,515 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:29:11,516 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:29:11,516 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:29:11,516 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:29:11,517 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:29:11,517 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:29:11,517 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:29:11,518 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:29:11,519 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:29:11,519 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:29:11,519 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:29:11,520 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:29:11,520 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:29:11,521 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:29:11,521 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:29:11,522 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:29:11,522 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:29:11,522 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:29:11,523 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:29:11,523 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_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83d0be5c2be15d38743c116516449aa760d3a20e813314b6119c0091e1d0d6cd [2024-11-08 23:29:11,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:29:11,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:29:11,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:29:11,960 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:29:11,964 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:29:11,965 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i Unable to find full path for "g++" [2024-11-08 23:29:14,090 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:29:14,373 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:29:14,373 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i [2024-11-08 23:29:14,382 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/data/74390ab2c/85db261477a64bf49375d7e8e9a1993f/FLAGccc9be19a [2024-11-08 23:29:14,681 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/data/74390ab2c/85db261477a64bf49375d7e8e9a1993f [2024-11-08 23:29:14,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:29:14,688 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:29:14,691 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:29:14,691 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:29:14,696 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:29:14,697 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:29:14" (1/1) ... [2024-11-08 23:29:14,699 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78595c96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:14, skipping insertion in model container [2024-11-08 23:29:14,699 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:29:14" (1/1) ... [2024-11-08 23:29:14,729 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:29:14,966 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_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i[1098,1111] [2024-11-08 23:29:14,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:29:15,019 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:29:15,048 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_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i[1098,1111] [2024-11-08 23:29:15,063 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:29:15,098 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:29:15,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:15 WrapperNode [2024-11-08 23:29:15,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:29:15,100 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:29:15,100 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:29:15,100 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:29:15,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:15" (1/1) ... [2024-11-08 23:29:15,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:15" (1/1) ... [2024-11-08 23:29:15,136 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-08 23:29:15,137 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:29:15,137 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:29:15,138 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:29:15,138 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:29:15,145 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:15" (1/1) ... [2024-11-08 23:29:15,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:15" (1/1) ... [2024-11-08 23:29:15,148 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:15" (1/1) ... [2024-11-08 23:29:15,148 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:15" (1/1) ... [2024-11-08 23:29:15,154 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:15" (1/1) ... [2024-11-08 23:29:15,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:15" (1/1) ... [2024-11-08 23:29:15,160 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:15" (1/1) ... [2024-11-08 23:29:15,161 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:15" (1/1) ... [2024-11-08 23:29:15,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:29:15,164 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:29:15,164 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:29:15,164 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:29:15,165 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:29:15" (1/1) ... [2024-11-08 23:29:15,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:29:15,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:29:15,203 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:29:15,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:29:15,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:29:15,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:29:15,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:29:15,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:29:15,303 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:29:15,306 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:29:15,570 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-08 23:29:15,570 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:29:15,622 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:29:15,623 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:29:15,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:29:15 BoogieIcfgContainer [2024-11-08 23:29:15,623 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:29:15,624 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:29:15,624 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:29:15,636 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:29:15,637 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:29:15" (1/1) ... [2024-11-08 23:29:15,648 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:29:15,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:29:15,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2024-11-08 23:29:15,714 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2024-11-08 23:29:15,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:29:15,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:29:15,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:29:15,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:29:15,721 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:29:15,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:29:15,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:15,893 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:29:15,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:15,956 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:29:15,961 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:29:16,042 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 23:29:16,045 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:29:16,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:29:16,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:29:16,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-08 23:29:16,130 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-08 23:29:16,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:29:16,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:29:16,131 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:29:16,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:29:16,134 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:29:16,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:29:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:29:16,278 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:29:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:29:16,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:29:16,444 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:29:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:29:16,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:29:16,550 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:29:16,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:29:16 ImpRootNode [2024-11-08 23:29:16,577 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:29:16,578 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:29:16,578 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:29:16,578 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:29:16,578 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:29:15" (3/4) ... [2024-11-08 23:29:16,581 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:29:16,582 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:29:16,584 INFO L158 Benchmark]: Toolchain (without parser) took 1895.76ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 42.4MB in the beginning and 57.0MB in the end (delta: -14.5MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2024-11-08 23:29:16,585 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 67.1MB. Free memory was 42.7MB in the beginning and 42.6MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:29:16,586 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.13ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 42.1MB in the beginning and 61.5MB in the end (delta: -19.4MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2024-11-08 23:29:16,587 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.94ms. Allocated memory is still 83.9MB. Free memory was 61.5MB in the beginning and 60.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:29:16,588 INFO L158 Benchmark]: Boogie Preprocessor took 25.85ms. Allocated memory is still 83.9MB. Free memory was 59.9MB in the beginning and 58.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:29:16,589 INFO L158 Benchmark]: RCFGBuilder took 459.41ms. Allocated memory is still 83.9MB. Free memory was 58.7MB in the beginning and 46.8MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:29:16,590 INFO L158 Benchmark]: CodeCheck took 952.77ms. Allocated memory is still 83.9MB. Free memory was 46.8MB in the beginning and 57.4MB in the end (delta: -10.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:29:16,590 INFO L158 Benchmark]: Witness Printer took 5.05ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 57.0MB in the end (delta: 460.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:29:16,598 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 1 procedures, 10 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 1 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 SizeOfPredicates, 1 NumberOfNonLiveVariables, 44 ConjunctsInSsa, 3 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: 49]: 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 49. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L45] int count = 0; [L54] CALL __VERIFIER_assert(count == 0) [L19] COND FALSE !(!(cond)) VAL [count=0] [L54] RET __VERIFIER_assert(count == 0) [L55] COND TRUE count < 5 [L56] CALL foo() [L48] count++ VAL [count=1] [L49] longjmp(my_jump_buffer, 1) VAL [count=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 67.1MB. Free memory was 42.7MB in the beginning and 42.6MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.13ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 42.1MB in the beginning and 61.5MB in the end (delta: -19.4MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.94ms. Allocated memory is still 83.9MB. Free memory was 61.5MB in the beginning and 60.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.85ms. Allocated memory is still 83.9MB. Free memory was 59.9MB in the beginning and 58.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 459.41ms. Allocated memory is still 83.9MB. Free memory was 58.7MB in the beginning and 46.8MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 952.77ms. Allocated memory is still 83.9MB. Free memory was 46.8MB in the beginning and 57.4MB in the end (delta: -10.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.05ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 57.0MB in the end (delta: 460.6kB). 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 23:29:16,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a85e27c-00dc-4ead-9cea-391f4ef1d30e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample