./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi --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 e6c741e5e8af81394d4686ce8cef3bf85711386bd6f913b2ac56a8c924bde0a8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:53:20,348 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:53:20,429 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 22:53:20,433 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:53:20,434 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:53:20,459 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:53:20,460 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:53:20,461 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:53:20,462 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:53:20,463 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:53:20,463 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:53:20,464 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:53:20,464 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:53:20,465 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:53:20,466 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:53:20,466 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:53:20,467 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:53:20,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:53:20,468 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:53:20,468 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:53:20,469 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:53:20,469 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:53:20,470 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:53:20,471 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:20,471 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:53:20,472 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:53:20,472 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:53:20,473 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:53:20,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:53:20,473 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:53:20,474 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_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6c741e5e8af81394d4686ce8cef3bf85711386bd6f913b2ac56a8c924bde0a8 [2023-11-24 22:53:20,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:53:20,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:53:20,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:53:20,791 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:53:20,792 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:53:20,793 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i [2023-11-24 22:53:23,907 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:53:24,215 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:53:24,215 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i [2023-11-24 22:53:24,233 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/data/f4cce7a1f/1e5ad68c306a453aac83aa78060c462e/FLAG210a47ea4 [2023-11-24 22:53:24,249 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/data/f4cce7a1f/1e5ad68c306a453aac83aa78060c462e [2023-11-24 22:53:24,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:53:24,254 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:53:24,255 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:24,256 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:53:24,261 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:53:24,262 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,263 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fbae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24, skipping insertion in model container [2023-11-24 22:53:24,264 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,322 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:53:24,503 WARN L240 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_ca134ca9-ad41-42e4-9c55-d830248b5e77/sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i[1094,1107] [2023-11-24 22:53:24,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:24,803 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:53:24,818 WARN L240 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_ca134ca9-ad41-42e4-9c55-d830248b5e77/sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i[1094,1107] [2023-11-24 22:53:24,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:24,938 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:53:24,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24 WrapperNode [2023-11-24 22:53:24,939 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:24,940 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:24,941 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:53:24,941 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:53:24,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,966 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,989 INFO L138 Inliner]: procedures = 187, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 40 [2023-11-24 22:53:24,989 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:24,990 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:53:24,990 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:53:24,991 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:53:24,999 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:25,000 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:25,003 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:25,003 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:25,014 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:25,020 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:25,023 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:25,024 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:25,034 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:53:25,035 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:53:25,036 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:53:25,036 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:53:25,037 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:25,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:25,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:53:25,084 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:53:25,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:53:25,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:53:25,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:53:25,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:53:25,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:53:25,233 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:53:25,235 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:53:25,344 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:53:25,376 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:53:25,377 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:53:25,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:25 BoogieIcfgContainer [2023-11-24 22:53:25,379 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:53:25,380 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:53:25,380 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:53:25,388 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:53:25,389 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:25" (1/1) ... [2023-11-24 22:53:25,399 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:53:25,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:25,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-24 22:53:25,451 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-24 22:53:25,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:53:25,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:25,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:25,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:25,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:25,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-24 22:53:25,776 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-24 22:53:25,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:53:25,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:25,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:53:25,810 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:53:25,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:53:25,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:53:25,872 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:53:25,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:53:25,889 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 22:53:25,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:53:25 ImpRootNode [2023-11-24 22:53:25,914 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:53:25,916 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:53:25,917 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:53:25,917 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:53:25,917 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:25" (3/4) ... [2023-11-24 22:53:25,920 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:53:25,921 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:53:25,922 INFO L158 Benchmark]: Toolchain (without parser) took 1667.95ms. Allocated memory is still 192.9MB. Free memory was 156.0MB in the beginning and 147.6MB in the end (delta: 8.4MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2023-11-24 22:53:25,922 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 134.2MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:53:25,923 INFO L158 Benchmark]: CACSL2BoogieTranslator took 683.94ms. Allocated memory is still 192.9MB. Free memory was 155.6MB in the beginning and 133.9MB in the end (delta: 21.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 22:53:25,924 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.20ms. Allocated memory is still 192.9MB. Free memory was 133.9MB in the beginning and 131.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:53:25,924 INFO L158 Benchmark]: Boogie Preprocessor took 44.58ms. Allocated memory is still 192.9MB. Free memory was 131.9MB in the beginning and 130.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:53:25,925 INFO L158 Benchmark]: RCFGBuilder took 343.55ms. Allocated memory is still 192.9MB. Free memory was 130.4MB in the beginning and 119.8MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:53:25,926 INFO L158 Benchmark]: CodeCheck took 535.70ms. Allocated memory is still 192.9MB. Free memory was 119.8MB in the beginning and 148.7MB in the end (delta: -28.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:53:25,926 INFO L158 Benchmark]: Witness Printer took 4.71ms. Allocated memory is still 192.9MB. Free memory was 148.7MB in the beginning and 147.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:53:25,930 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, 8 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, 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, 0.1s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 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: 727]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 727. Possible FailurePath: [L723] jmp_buf env_buffer; [L724] int global = 0; [L730] int val; [L731] jmp_buf env_buffer2; [L732] val = _setjmp (env_buffer) [L733] CALL __VERIFIER_assert(global == 0) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, global=0] [L733] RET __VERIFIER_assert(global == 0) [L734] COND FALSE !(val != 0) [L738] CALL fun() [L726] global = 2 VAL [global=2] [L727] longjmp(env_buffer, 2) VAL [global=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 134.2MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 683.94ms. Allocated memory is still 192.9MB. Free memory was 155.6MB in the beginning and 133.9MB in the end (delta: 21.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.20ms. Allocated memory is still 192.9MB. Free memory was 133.9MB in the beginning and 131.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.58ms. Allocated memory is still 192.9MB. Free memory was 131.9MB in the beginning and 130.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 343.55ms. Allocated memory is still 192.9MB. Free memory was 130.4MB in the beginning and 119.8MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 535.70ms. Allocated memory is still 192.9MB. Free memory was 119.8MB in the beginning and 148.7MB in the end (delta: -28.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.71ms. Allocated memory is still 192.9MB. Free memory was 148.7MB in the beginning and 147.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 22:53:25,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi --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 e6c741e5e8af81394d4686ce8cef3bf85711386bd6f913b2ac56a8c924bde0a8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:53:28,756 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:53:28,881 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-24 22:53:28,932 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:53:28,933 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:53:28,934 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:53:28,935 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:53:28,935 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:53:28,936 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:53:28,941 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:53:28,942 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:53:28,942 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:53:28,943 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:53:28,945 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:53:28,945 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:53:28,946 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:53:28,946 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:53:28,947 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:53:28,947 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:53:28,949 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:53:28,949 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:53:28,950 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:53:28,950 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:53:28,951 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:53:28,951 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:53:28,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:28,952 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:53:28,953 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:53:28,953 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:53:28,954 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:53:28,955 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:53:28,955 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:53:28,956 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:53:28,956 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:53:28,956 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6c741e5e8af81394d4686ce8cef3bf85711386bd6f913b2ac56a8c924bde0a8 [2023-11-24 22:53:29,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:53:29,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:53:29,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:53:29,413 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:53:29,417 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:53:29,419 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i [2023-11-24 22:53:32,755 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:53:33,156 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:53:33,156 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i [2023-11-24 22:53:33,194 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/data/32fa95100/92162dcb85874edfa67f2765732f7eda/FLAGa7d54f8e4 [2023-11-24 22:53:33,214 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/data/32fa95100/92162dcb85874edfa67f2765732f7eda [2023-11-24 22:53:33,219 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:53:33,221 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:53:33,224 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:33,225 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:53:33,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:53:33,232 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:33" (1/1) ... [2023-11-24 22:53:33,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47205cf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:33, skipping insertion in model container [2023-11-24 22:53:33,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:33" (1/1) ... [2023-11-24 22:53:33,297 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:53:33,531 WARN L240 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_ca134ca9-ad41-42e4-9c55-d830248b5e77/sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i[1094,1107] [2023-11-24 22:53:33,849 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:33,872 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:53:33,888 WARN L240 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_ca134ca9-ad41-42e4-9c55-d830248b5e77/sv-benchmarks/c/longjmp/68-longjmp_18-simple-else_unknown_1_pos.i[1094,1107] [2023-11-24 22:53:33,958 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:34,022 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:53:34,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:34 WrapperNode [2023-11-24 22:53:34,023 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:34,025 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:34,026 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:53:34,026 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:53:34,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:34" (1/1) ... [2023-11-24 22:53:34,061 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:34" (1/1) ... [2023-11-24 22:53:34,093 INFO L138 Inliner]: procedures = 188, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 40 [2023-11-24 22:53:34,094 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:34,095 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:53:34,096 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:53:34,100 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:53:34,110 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:34" (1/1) ... [2023-11-24 22:53:34,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:34" (1/1) ... [2023-11-24 22:53:34,131 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:34" (1/1) ... [2023-11-24 22:53:34,131 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:34" (1/1) ... [2023-11-24 22:53:34,138 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:34" (1/1) ... [2023-11-24 22:53:34,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:34" (1/1) ... [2023-11-24 22:53:34,159 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:34" (1/1) ... [2023-11-24 22:53:34,161 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:34" (1/1) ... [2023-11-24 22:53:34,165 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:53:34,176 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:53:34,176 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:53:34,176 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:53:34,177 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:34" (1/1) ... [2023-11-24 22:53:34,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:34,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:53:34,217 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:53:34,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:53:34,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:53:34,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:53:34,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:53:34,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:53:34,407 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:53:34,410 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:53:34,538 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:53:34,600 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:53:34,610 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:53:34,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:34 BoogieIcfgContainer [2023-11-24 22:53:34,612 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:53:34,613 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:53:34,613 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:53:34,624 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:53:34,625 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:34" (1/1) ... [2023-11-24 22:53:34,636 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:53:34,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:34,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-24 22:53:34,707 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-24 22:53:34,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:53:34,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:34,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:53:34,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:53:34,718 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:53:34,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:53:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:34,863 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:53:34,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:34,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:34,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:35,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:35,028 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:53:35,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-24 22:53:35,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:35,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-24 22:53:35,078 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-24 22:53:35,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:53:35,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:35,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:53:35,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:53:35,081 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:53:35,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-24 22:53:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:53:35,216 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:53:35,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:53:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:53:35,297 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:53:35,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:53:35,333 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:53:35,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-24 22:53:35,342 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 22:53:35,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:53:35 ImpRootNode [2023-11-24 22:53:35,366 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:53:35,367 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:53:35,367 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:53:35,368 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:53:35,368 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:34" (3/4) ... [2023-11-24 22:53:35,370 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:53:35,372 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:53:35,373 INFO L158 Benchmark]: Toolchain (without parser) took 2151.45ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 45.8MB in the beginning and 67.2MB in the end (delta: -21.4MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2023-11-24 22:53:35,373 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:53:35,374 INFO L158 Benchmark]: CACSL2BoogieTranslator took 799.67ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 45.7MB in the beginning and 64.8MB in the end (delta: -19.2MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-11-24 22:53:35,375 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.16ms. Allocated memory is still 96.5MB. Free memory was 64.8MB in the beginning and 62.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:53:35,376 INFO L158 Benchmark]: Boogie Preprocessor took 79.64ms. Allocated memory is still 96.5MB. Free memory was 62.9MB in the beginning and 61.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:53:35,376 INFO L158 Benchmark]: RCFGBuilder took 436.70ms. Allocated memory is still 96.5MB. Free memory was 61.3MB in the beginning and 49.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:53:35,377 INFO L158 Benchmark]: CodeCheck took 753.11ms. Allocated memory is still 96.5MB. Free memory was 49.7MB in the beginning and 67.8MB in the end (delta: -18.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:53:35,378 INFO L158 Benchmark]: Witness Printer took 4.74ms. Allocated memory is still 96.5MB. Free memory was 67.8MB in the beginning and 67.2MB in the end (delta: 597.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:53:35,381 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, 8 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, 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, 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 SizeOfPredicates, 2 NumberOfNonLiveVariables, 31 ConjunctsInSsa, 4 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: 727]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 727. Possible FailurePath: [L723] jmp_buf env_buffer; [L724] int global = 0; [L730] int val; [L731] jmp_buf env_buffer2; [L732] val = _setjmp (env_buffer) [L733] CALL __VERIFIER_assert(global == 0) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, global=0] [L733] RET __VERIFIER_assert(global == 0) [L734] COND FALSE !(val != 0) [L738] CALL fun() [L726] global = 2 VAL [global=2] [L727] longjmp(env_buffer, 2) VAL [global=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 799.67ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 45.7MB in the beginning and 64.8MB in the end (delta: -19.2MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.16ms. Allocated memory is still 96.5MB. Free memory was 64.8MB in the beginning and 62.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.64ms. Allocated memory is still 96.5MB. Free memory was 62.9MB in the beginning and 61.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 436.70ms. Allocated memory is still 96.5MB. Free memory was 61.3MB in the beginning and 49.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 753.11ms. Allocated memory is still 96.5MB. Free memory was 49.7MB in the beginning and 67.8MB in the end (delta: -18.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.74ms. Allocated memory is still 96.5MB. Free memory was 67.8MB in the beginning and 67.2MB in the end (delta: 597.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 22:53:35,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca134ca9-ad41-42e4-9c55-d830248b5e77/bin/ukojak-verify-afCqCEvfdi/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