./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL --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 943b906ff0eea778295f4040f6f96bfc69b085a13ca3432561338e055a9cdab8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:18,503 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:18,620 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 04:03:18,629 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:03:18,630 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:03:18,666 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:18,667 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:03:18,667 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:03:18,668 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:18,673 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:18,674 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:18,675 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:03:18,675 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:03:18,677 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:18,677 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:03:18,677 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:18,678 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:03:18,678 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:03:18,679 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:18,679 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:18,679 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:18,680 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:18,681 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:18,682 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:18,683 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:18,683 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:18,683 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:03:18,684 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:03:18,684 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:03:18,685 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:03:18,686 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_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 943b906ff0eea778295f4040f6f96bfc69b085a13ca3432561338e055a9cdab8 [2023-11-19 04:03:19,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:19,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:19,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:19,041 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:19,042 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:19,043 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i [2023-11-19 04:03:22,340 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:22,595 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:22,595 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i [2023-11-19 04:03:22,604 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/data/cb43c52fb/1b1ca0a935544f22a18ec3e694c194c3/FLAG8e12a700e [2023-11-19 04:03:22,622 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/data/cb43c52fb/1b1ca0a935544f22a18ec3e694c194c3 [2023-11-19 04:03:22,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:22,627 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:22,628 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:22,628 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:22,634 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:22,635 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,636 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@823a066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22, skipping insertion in model container [2023-11-19 04:03:22,636 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,660 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:22,844 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_39a13319-2b27-44b6-b936-91bdd3d14141/sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i[1097,1110] [2023-11-19 04:03:22,874 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:22,895 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:22,913 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_39a13319-2b27-44b6-b936-91bdd3d14141/sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i[1097,1110] [2023-11-19 04:03:22,933 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:22,955 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:22,955 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22 WrapperNode [2023-11-19 04:03:22,956 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:22,957 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:22,957 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:22,957 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:22,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,974 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,998 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 34 [2023-11-19 04:03:22,999 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:23,000 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:23,000 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:23,001 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:23,012 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:23,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:23,016 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:23,016 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:23,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:23,040 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:23,041 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:23,042 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:23,044 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:23,047 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:23,047 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:23,047 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:23,048 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:23,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:23,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:23,086 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:23,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:03:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:23,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:23,231 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:23,234 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:23,438 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:23,453 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:23,453 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:03:23,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:23 BoogieIcfgContainer [2023-11-19 04:03:23,458 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:23,459 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:23,459 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:23,506 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:23,506 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:23" (1/1) ... [2023-11-19 04:03:23,529 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:03:23,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:23,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-11-19 04:03:23,643 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-11-19 04:03:23,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:03:23,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:23,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:23,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:23,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:23,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:23,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-19 04:03:23,935 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-19 04:03:23,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:03:23,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:23,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:03:23,957 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:03:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:03:24,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:03:24,017 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:03:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:03:24,032 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 04:03:24,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:03:24 ImpRootNode [2023-11-19 04:03:24,061 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:03:24,062 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:03:24,063 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:03:24,063 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:03:24,064 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:23" (3/4) ... [2023-11-19 04:03:24,066 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:03:24,067 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:03:24,068 INFO L158 Benchmark]: Toolchain (without parser) took 1441.44ms. Allocated memory is still 148.9MB. Free memory was 105.7MB in the beginning and 99.4MB in the end (delta: 6.4MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2023-11-19 04:03:24,068 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:03:24,069 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.90ms. Allocated memory is still 148.9MB. Free memory was 105.7MB in the beginning and 95.0MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:03:24,069 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.18ms. Allocated memory is still 148.9MB. Free memory was 95.0MB in the beginning and 93.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:03:24,070 INFO L158 Benchmark]: Boogie Preprocessor took 45.66ms. Allocated memory is still 148.9MB. Free memory was 93.8MB in the beginning and 92.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:03:24,071 INFO L158 Benchmark]: RCFGBuilder took 411.55ms. Allocated memory is still 148.9MB. Free memory was 92.5MB in the beginning and 82.4MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 04:03:24,071 INFO L158 Benchmark]: CodeCheck took 601.89ms. Allocated memory is still 148.9MB. Free memory was 82.4MB in the beginning and 100.2MB in the end (delta: -17.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:03:24,072 INFO L158 Benchmark]: Witness Printer took 5.78ms. Allocated memory is still 148.9MB. Free memory was 100.2MB in the beginning and 99.4MB in the end (delta: 804.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:03:24,075 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: 0.5s, 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, 0.0s SatisfiabilityAnalysisTime, 0.2s 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: 47]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 47. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L51] volatile int count = 0; [L53] CALL __VERIFIER_assert(count == 0) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L53] RET __VERIFIER_assert(count == 0) [L54] COND TRUE count < 5 [L55] count++ [L56] CALL foo(count) [L47] longjmp(my_jump_buffer, 1) VAL [\old(count)=1, count=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.90ms. Allocated memory is still 148.9MB. Free memory was 105.7MB in the beginning and 95.0MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.18ms. Allocated memory is still 148.9MB. Free memory was 95.0MB in the beginning and 93.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.66ms. Allocated memory is still 148.9MB. Free memory was 93.8MB in the beginning and 92.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 411.55ms. Allocated memory is still 148.9MB. Free memory was 92.5MB in the beginning and 82.4MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 601.89ms. Allocated memory is still 148.9MB. Free memory was 82.4MB in the beginning and 100.2MB in the end (delta: -17.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.78ms. Allocated memory is still 148.9MB. Free memory was 100.2MB in the beginning and 99.4MB in the end (delta: 804.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:03:24,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL --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 943b906ff0eea778295f4040f6f96bfc69b085a13ca3432561338e055a9cdab8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:26,864 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:26,985 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-19 04:03:27,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:27,037 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:03:27,038 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:03:27,039 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:27,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:27,040 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:27,041 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:03:27,042 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:27,042 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:03:27,043 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:27,044 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:03:27,044 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:03:27,045 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:03:27,045 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:03:27,046 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:03:27,046 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:27,047 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:27,047 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:27,048 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:27,049 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:03:27,049 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:03:27,049 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:27,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:27,050 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:27,051 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:27,051 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:03:27,052 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:03:27,052 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:03:27,053 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:03:27,053 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:03:27,054 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:03:27,054 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_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 943b906ff0eea778295f4040f6f96bfc69b085a13ca3432561338e055a9cdab8 [2023-11-19 04:03:27,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:27,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:27,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:27,475 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:27,476 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:27,478 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i [2023-11-19 04:03:30,706 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:31,017 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:31,018 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i [2023-11-19 04:03:31,027 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/data/1efd21c4f/28cbaae485c743d2aae8d9a0c4c808a1/FLAG3fe1e3972 [2023-11-19 04:03:31,043 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/data/1efd21c4f/28cbaae485c743d2aae8d9a0c4c808a1 [2023-11-19 04:03:31,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:31,047 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:31,048 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:31,048 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:31,053 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:31,054 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:31" (1/1) ... [2023-11-19 04:03:31,055 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3539672d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:31, skipping insertion in model container [2023-11-19 04:03:31,056 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:31" (1/1) ... [2023-11-19 04:03:31,078 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:31,264 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_39a13319-2b27-44b6-b936-91bdd3d14141/sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i[1097,1110] [2023-11-19 04:03:31,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:31,317 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:31,336 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_39a13319-2b27-44b6-b936-91bdd3d14141/sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i[1097,1110] [2023-11-19 04:03:31,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:31,374 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:31,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:31 WrapperNode [2023-11-19 04:03:31,374 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:31,376 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:31,376 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:31,376 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:31,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:31" (1/1) ... [2023-11-19 04:03:31,401 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:31" (1/1) ... [2023-11-19 04:03:31,422 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 34 [2023-11-19 04:03:31,422 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:31,423 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:31,424 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:31,424 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:31,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:31" (1/1) ... [2023-11-19 04:03:31,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:31" (1/1) ... [2023-11-19 04:03:31,450 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:31" (1/1) ... [2023-11-19 04:03:31,450 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:31" (1/1) ... [2023-11-19 04:03:31,455 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:31" (1/1) ... [2023-11-19 04:03:31,459 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:31" (1/1) ... [2023-11-19 04:03:31,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:31" (1/1) ... [2023-11-19 04:03:31,467 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:31" (1/1) ... [2023-11-19 04:03:31,469 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:31,470 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:31,470 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:31,470 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:31,471 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:31" (1/1) ... [2023-11-19 04:03:31,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:31,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:31,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:31,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:03:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:31,711 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:31,715 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:31,873 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:31,895 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:31,895 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:03:31,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:31 BoogieIcfgContainer [2023-11-19 04:03:31,900 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:31,901 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:31,901 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:31,915 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:31,915 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:31" (1/1) ... [2023-11-19 04:03:31,926 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:03:31,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:31,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-11-19 04:03:31,997 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-11-19 04:03:31,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:03:32,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:32,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:03:32,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:03:32,006 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:03:32,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 04:03:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:32,115 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:03:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:32,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:32,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:32,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:32,214 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:03:32,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:03:32,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:32,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-19 04:03:32,276 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-19 04:03:32,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:03:32,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:32,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:03:32,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:03:32,281 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:03:32,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 04:03:32,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:03:32,412 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:03:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:03:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:03:32,500 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:03:32,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:03:32,533 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:03:32,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 04:03:32,539 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 04:03:32,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:03:32 ImpRootNode [2023-11-19 04:03:32,569 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:03:32,570 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:03:32,570 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:03:32,570 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:03:32,571 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:31" (3/4) ... [2023-11-19 04:03:32,574 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:03:32,575 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:03:32,577 INFO L158 Benchmark]: Toolchain (without parser) took 1529.38ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 56.3MB in the beginning and 71.5MB in the end (delta: -15.2MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2023-11-19 04:03:32,578 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 55.4MB in the end (delta: 34.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:03:32,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.33ms. Allocated memory is still 79.7MB. Free memory was 56.2MB in the beginning and 45.0MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:03:32,581 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.06ms. Allocated memory is still 79.7MB. Free memory was 45.0MB in the beginning and 43.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:03:32,582 INFO L158 Benchmark]: Boogie Preprocessor took 45.69ms. Allocated memory is still 79.7MB. Free memory was 43.4MB in the beginning and 42.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:03:32,587 INFO L158 Benchmark]: RCFGBuilder took 430.26ms. Allocated memory is still 79.7MB. Free memory was 42.1MB in the beginning and 50.8MB in the end (delta: -8.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:03:32,589 INFO L158 Benchmark]: CodeCheck took 668.47ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 50.8MB in the beginning and 71.5MB in the end (delta: -20.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:03:32,589 INFO L158 Benchmark]: Witness Printer took 5.80ms. Allocated memory is still 98.6MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:03:32,599 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: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 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, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 SizeOfPredicates, 2 NumberOfNonLiveVariables, 29 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: 47]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 47. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L51] volatile int count = 0; [L53] CALL __VERIFIER_assert(count == 0) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L53] RET __VERIFIER_assert(count == 0) [L54] COND TRUE count < 5 [L55] count++ [L56] CALL foo(count) [L47] longjmp(my_jump_buffer, 1) VAL [\old(count)=1, count=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 55.4MB in the end (delta: 34.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.33ms. Allocated memory is still 79.7MB. Free memory was 56.2MB in the beginning and 45.0MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.06ms. Allocated memory is still 79.7MB. Free memory was 45.0MB in the beginning and 43.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.69ms. Allocated memory is still 79.7MB. Free memory was 43.4MB in the beginning and 42.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 430.26ms. Allocated memory is still 79.7MB. Free memory was 42.1MB in the beginning and 50.8MB in the end (delta: -8.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 668.47ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 50.8MB in the beginning and 71.5MB in the end (delta: -20.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.80ms. Allocated memory is still 98.6MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:03:32,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13319-2b27-44b6-b936-91bdd3d14141/bin/ukojak-verify-G8NBE6pJGL/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