./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9 --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 744a0dde25ed4b376c4d190d6347e7629fc869f34d47d687d50488db954168fb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:26:19,566 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:26:19,631 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 04:26:19,635 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:26:19,635 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:26:19,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:26:19,658 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:26:19,659 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:26:19,659 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:26:19,660 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:26:19,661 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:26:19,661 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:26:19,661 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:26:19,662 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:26:19,662 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:26:19,663 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:26:19,663 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:26:19,664 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:26:19,664 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:26:19,665 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:26:19,665 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:26:19,666 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:26:19,666 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:26:19,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:26:19,667 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:26:19,667 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:26:19,668 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:26:19,668 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:26:19,669 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:26:19,669 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:26:19,669 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_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 744a0dde25ed4b376c4d190d6347e7629fc869f34d47d687d50488db954168fb [2023-12-03 04:26:19,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:26:19,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:26:19,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:26:19,916 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:26:19,917 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:26:19,918 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i [2023-12-03 04:26:22,676 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:26:22,843 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:26:22,844 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i [2023-12-03 04:26:22,850 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/data/d7a868617/fcf496a839f54b6ab8293abf1c7866e2/FLAGfb69ff792 [2023-12-03 04:26:22,864 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/data/d7a868617/fcf496a839f54b6ab8293abf1c7866e2 [2023-12-03 04:26:22,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:26:22,867 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:26:22,869 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:26:22,869 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:26:22,873 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:26:22,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:26:22" (1/1) ... [2023-12-03 04:26:22,874 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a588f6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:22, skipping insertion in model container [2023-12-03 04:26:22,874 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:26:22" (1/1) ... [2023-12-03 04:26:22,897 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:26:23,041 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_3672c636-292f-4d07-a533-81617b4e2781/sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i[1109,1122] [2023-12-03 04:26:23,058 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:26:23,075 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:26:23,087 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_3672c636-292f-4d07-a533-81617b4e2781/sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i[1109,1122] [2023-12-03 04:26:23,093 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:26:23,109 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:26:23,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:23 WrapperNode [2023-12-03 04:26:23,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:26:23,111 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:26:23,111 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:26:23,111 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:26:23,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:23" (1/1) ... [2023-12-03 04:26:23,127 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:23" (1/1) ... [2023-12-03 04:26:23,145 INFO L138 Inliner]: procedures = 20, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2023-12-03 04:26:23,146 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:26:23,146 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:26:23,146 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:26:23,147 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:26:23,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:23" (1/1) ... [2023-12-03 04:26:23,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:23" (1/1) ... [2023-12-03 04:26:23,157 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:23" (1/1) ... [2023-12-03 04:26:23,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:23" (1/1) ... [2023-12-03 04:26:23,161 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:23" (1/1) ... [2023-12-03 04:26:23,164 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:23" (1/1) ... [2023-12-03 04:26:23,165 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:23" (1/1) ... [2023-12-03 04:26:23,166 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:23" (1/1) ... [2023-12-03 04:26:23,168 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:26:23,169 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:26:23,169 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:26:23,169 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:26:23,170 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:23" (1/1) ... [2023-12-03 04:26:23,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:26:23,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:26:23,199 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:26:23,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:26:23,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:26:23,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:26:23,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:26:23,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:26:23,304 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:26:23,306 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:26:23,403 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:26:23,424 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:26:23,424 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:26:23,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:26:23 BoogieIcfgContainer [2023-12-03 04:26:23,426 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:26:23,428 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:26:23,428 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:26:23,436 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:26:23,437 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:26:23" (1/1) ... [2023-12-03 04:26:23,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:26:23,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:23,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-12-03 04:26:23,496 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-12-03 04:26:23,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 04:26:23,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:23,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:23,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:23,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:26:23,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:23,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-12-03 04:26:23,751 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-12-03 04:26:23,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 04:26:23,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:23,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:23,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:26:23,777 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:26:23,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:26:23,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:26:23,849 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:26:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:26:23,864 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 04:26:23,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:26:23 ImpRootNode [2023-12-03 04:26:23,882 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:26:23,883 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:26:23,883 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:26:23,883 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:26:23,883 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:26:23" (3/4) ... [2023-12-03 04:26:23,896 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 04:26:23,897 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:26:23,898 INFO L158 Benchmark]: Toolchain (without parser) took 1031.06ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 107.5MB in the beginning and 147.2MB in the end (delta: -39.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:26:23,899 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 98.6MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:26:23,899 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.83ms. Allocated memory is still 146.8MB. Free memory was 107.5MB in the beginning and 96.5MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 04:26:23,900 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.55ms. Allocated memory is still 146.8MB. Free memory was 96.5MB in the beginning and 94.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:26:23,900 INFO L158 Benchmark]: Boogie Preprocessor took 21.66ms. Allocated memory is still 146.8MB. Free memory was 94.9MB in the beginning and 93.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:26:23,901 INFO L158 Benchmark]: RCFGBuilder took 257.88ms. Allocated memory is still 146.8MB. Free memory was 93.9MB in the beginning and 84.5MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 04:26:23,901 INFO L158 Benchmark]: CodeCheck took 454.45ms. Allocated memory is still 146.8MB. Free memory was 84.5MB in the beginning and 115.2MB in the end (delta: -30.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:26:23,902 INFO L158 Benchmark]: Witness Printer took 14.99ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 115.1MB in the beginning and 147.2MB in the end (delta: -32.0MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2023-12-03 04:26:23,906 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: 0.4s, 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, 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: 52]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 52. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L45] int count = 0; [L49] CALL __VERIFIER_assert(count == 0) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, count=0] [L49] RET __VERIFIER_assert(count == 0) [L50] COND TRUE count < 5 [L51] count++ VAL [count=1] [L52] longjmp(my_jump_buffer, 1) VAL [count=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 98.6MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.83ms. Allocated memory is still 146.8MB. Free memory was 107.5MB in the beginning and 96.5MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.55ms. Allocated memory is still 146.8MB. Free memory was 96.5MB in the beginning and 94.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.66ms. Allocated memory is still 146.8MB. Free memory was 94.9MB in the beginning and 93.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 257.88ms. Allocated memory is still 146.8MB. Free memory was 93.9MB in the beginning and 84.5MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 454.45ms. Allocated memory is still 146.8MB. Free memory was 84.5MB in the beginning and 115.2MB in the end (delta: -30.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 14.99ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 115.1MB in the beginning and 147.2MB in the end (delta: -32.0MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 04:26:23,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/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_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9 --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 744a0dde25ed4b376c4d190d6347e7629fc869f34d47d687d50488db954168fb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:26:25,879 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:26:25,948 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 04:26:25,992 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:26:25,993 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:26:25,993 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:26:25,994 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:26:25,995 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:26:25,995 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:26:25,996 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:26:25,996 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:26:25,997 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:26:25,997 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:26:25,998 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:26:25,998 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:26:25,999 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:26:25,999 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:26:26,000 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:26:26,000 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:26:26,001 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:26:26,001 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:26:26,005 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:26:26,005 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:26:26,006 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:26:26,006 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:26:26,007 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:26:26,007 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:26:26,007 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:26:26,008 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:26:26,008 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:26:26,008 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:26:26,009 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:26:26,009 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:26:26,010 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:26:26,010 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_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 744a0dde25ed4b376c4d190d6347e7629fc869f34d47d687d50488db954168fb [2023-12-03 04:26:26,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:26:26,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:26:26,332 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:26:26,333 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:26:26,334 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:26:26,335 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i [2023-12-03 04:26:29,128 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:26:29,341 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:26:29,341 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i [2023-12-03 04:26:29,350 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/data/64ddc160f/d3e0a75dcdce4565bd441f239c71762c/FLAG42db6f4b5 [2023-12-03 04:26:29,364 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/data/64ddc160f/d3e0a75dcdce4565bd441f239c71762c [2023-12-03 04:26:29,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:26:29,368 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:26:29,369 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:26:29,370 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:26:29,374 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:26:29,375 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:26:29" (1/1) ... [2023-12-03 04:26:29,376 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@220b6055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:29, skipping insertion in model container [2023-12-03 04:26:29,376 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:26:29" (1/1) ... [2023-12-03 04:26:29,397 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:26:29,531 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_3672c636-292f-4d07-a533-81617b4e2781/sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i[1109,1122] [2023-12-03 04:26:29,550 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:26:29,568 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:26:29,581 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_3672c636-292f-4d07-a533-81617b4e2781/sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i[1109,1122] [2023-12-03 04:26:29,589 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:26:29,605 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:26:29,605 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:29 WrapperNode [2023-12-03 04:26:29,606 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:26:29,606 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:26:29,607 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:26:29,607 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:26:29,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:29" (1/1) ... [2023-12-03 04:26:29,622 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:29" (1/1) ... [2023-12-03 04:26:29,638 INFO L138 Inliner]: procedures = 20, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2023-12-03 04:26:29,638 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:26:29,639 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:26:29,639 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:26:29,639 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:26:29,647 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:29" (1/1) ... [2023-12-03 04:26:29,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:29" (1/1) ... [2023-12-03 04:26:29,650 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:29" (1/1) ... [2023-12-03 04:26:29,650 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:29" (1/1) ... [2023-12-03 04:26:29,656 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:29" (1/1) ... [2023-12-03 04:26:29,660 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:29" (1/1) ... [2023-12-03 04:26:29,662 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:29" (1/1) ... [2023-12-03 04:26:29,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:29" (1/1) ... [2023-12-03 04:26:29,666 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:26:29,667 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:26:29,667 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:26:29,667 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:26:29,668 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:29" (1/1) ... [2023-12-03 04:26:29,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:26:29,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:26:29,699 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:26:29,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:26:29,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:26:29,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:26:29,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:26:29,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:26:29,834 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:26:29,837 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:26:29,958 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:26:29,984 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:26:29,984 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:26:29,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:26:29 BoogieIcfgContainer [2023-12-03 04:26:29,985 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:26:29,986 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:26:29,986 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:26:29,994 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:26:29,994 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:26:29" (1/1) ... [2023-12-03 04:26:30,001 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:26:30,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:30,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-12-03 04:26:30,053 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-12-03 04:26:30,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 04:26:30,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:30,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:26:30,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:26:30,058 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:26:30,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:26:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:30,167 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:26:30,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:30,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:26:30,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:30,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:26:30,277 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 04:26:30,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 04:26:30,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:30,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-12-03 04:26:30,312 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-12-03 04:26:30,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 04:26:30,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:30,313 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:26:30,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:26:30,315 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:26:30,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 04:26:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:26:30,401 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:26:30,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:26:30,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:26:30,465 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:26:30,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:26:30,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-12-03 04:26:30,488 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 04:26:30,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:26:30 ImpRootNode [2023-12-03 04:26:30,509 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:26:30,510 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:26:30,510 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:26:30,510 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:26:30,511 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:26:29" (3/4) ... [2023-12-03 04:26:30,513 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 04:26:30,513 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:26:30,514 INFO L158 Benchmark]: Toolchain (without parser) took 1146.17ms. Allocated memory is still 86.0MB. Free memory was 62.9MB in the beginning and 61.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. [2023-12-03 04:26:30,515 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 62.9MB. Free memory is still 39.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:26:30,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 236.63ms. Allocated memory is still 86.0MB. Free memory was 62.7MB in the beginning and 51.6MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 04:26:30,516 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.92ms. Allocated memory is still 86.0MB. Free memory was 51.3MB in the beginning and 49.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:26:30,516 INFO L158 Benchmark]: Boogie Preprocessor took 26.99ms. Allocated memory is still 86.0MB. Free memory was 49.9MB in the beginning and 48.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:26:30,517 INFO L158 Benchmark]: RCFGBuilder took 318.54ms. Allocated memory is still 86.0MB. Free memory was 48.7MB in the beginning and 60.0MB in the end (delta: -11.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 04:26:30,518 INFO L158 Benchmark]: CodeCheck took 522.87ms. Allocated memory is still 86.0MB. Free memory was 60.0MB in the beginning and 62.0MB in the end (delta: -1.9MB). Peak memory consumption was 865.0kB. Max. memory is 16.1GB. [2023-12-03 04:26:30,518 INFO L158 Benchmark]: Witness Printer took 3.76ms. Allocated memory is still 86.0MB. Free memory was 62.0MB in the beginning and 61.6MB in the end (delta: 405.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:26:30,522 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, 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: 52]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 52. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L45] int count = 0; [L49] CALL __VERIFIER_assert(count == 0) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, count=0] [L49] RET __VERIFIER_assert(count == 0) [L50] COND TRUE count < 5 [L51] count++ VAL [count=1] [L52] longjmp(my_jump_buffer, 1) VAL [count=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 62.9MB. Free memory is still 39.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 236.63ms. Allocated memory is still 86.0MB. Free memory was 62.7MB in the beginning and 51.6MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.92ms. Allocated memory is still 86.0MB. Free memory was 51.3MB in the beginning and 49.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.99ms. Allocated memory is still 86.0MB. Free memory was 49.9MB in the beginning and 48.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 318.54ms. Allocated memory is still 86.0MB. Free memory was 48.7MB in the beginning and 60.0MB in the end (delta: -11.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 522.87ms. Allocated memory is still 86.0MB. Free memory was 60.0MB in the beginning and 62.0MB in the end (delta: -1.9MB). Peak memory consumption was 865.0kB. Max. memory is 16.1GB. * Witness Printer took 3.76ms. Allocated memory is still 86.0MB. Free memory was 62.0MB in the beginning and 61.6MB in the end (delta: 405.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 04:26:30,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3672c636-292f-4d07-a533-81617b4e2781/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample