./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_neg.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_863c0e8b-e4c5-49a9-a5ba-b8661258a100/bin/utaipan-verify-QoSU8krkJ5/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863c0e8b-e4c5-49a9-a5ba-b8661258a100/bin/utaipan-verify-QoSU8krkJ5/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863c0e8b-e4c5-49a9-a5ba-b8661258a100/bin/utaipan-verify-QoSU8krkJ5/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863c0e8b-e4c5-49a9-a5ba-b8661258a100/bin/utaipan-verify-QoSU8krkJ5/config/TaipanReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_neg.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863c0e8b-e4c5-49a9-a5ba-b8661258a100/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863c0e8b-e4c5-49a9-a5ba-b8661258a100/bin/utaipan-verify-QoSU8krkJ5 --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a3acf536be746f9202956c98e9abec0e13d033c115fcc8a988c1d2080c39a1fc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 19:42:33,553 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 19:42:33,660 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863c0e8b-e4c5-49a9-a5ba-b8661258a100/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-21 19:42:33,666 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 19:42:33,666 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 19:42:33,697 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 19:42:33,697 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 19:42:33,698 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 19:42:33,699 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 19:42:33,700 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 19:42:33,700 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-21 19:42:33,701 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-21 19:42:33,702 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-21 19:42:33,703 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-21 19:42:33,703 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-21 19:42:33,704 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-21 19:42:33,704 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-21 19:42:33,705 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-21 19:42:33,706 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-21 19:42:33,706 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-21 19:42:33,707 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-21 19:42:33,708 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-21 19:42:33,709 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 19:42:33,710 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 19:42:33,710 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 19:42:33,711 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 19:42:33,711 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 19:42:33,712 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 19:42:33,713 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 19:42:33,713 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 19:42:33,714 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 19:42:33,714 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 19:42:33,715 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 19:42:33,715 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 19:42:33,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:42:33,716 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 19:42:33,716 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 19:42:33,717 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 19:42:33,717 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-21 19:42:33,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 19:42:33,718 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 19:42:33,718 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 19:42:33,718 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-21 19:42:33,719 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 19:42:33,719 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_863c0e8b-e4c5-49a9-a5ba-b8661258a100/bin/utaipan-verify-QoSU8krkJ5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863c0e8b-e4c5-49a9-a5ba-b8661258a100/bin/utaipan-verify-QoSU8krkJ5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3acf536be746f9202956c98e9abec0e13d033c115fcc8a988c1d2080c39a1fc [2023-11-21 19:42:33,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 19:42:34,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 19:42:34,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 19:42:34,049 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 19:42:34,050 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 19:42:34,051 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863c0e8b-e4c5-49a9-a5ba-b8661258a100/bin/utaipan-verify-QoSU8krkJ5/../../sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_neg.i [2023-11-21 19:42:37,257 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 19:42:37,571 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 19:42:37,571 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863c0e8b-e4c5-49a9-a5ba-b8661258a100/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_neg.i [2023-11-21 19:42:37,583 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863c0e8b-e4c5-49a9-a5ba-b8661258a100/bin/utaipan-verify-QoSU8krkJ5/data/24305d8e9/4d00c68cbca8477ea8e9c6807f355b2f/FLAGb53879bbf [2023-11-21 19:42:37,607 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863c0e8b-e4c5-49a9-a5ba-b8661258a100/bin/utaipan-verify-QoSU8krkJ5/data/24305d8e9/4d00c68cbca8477ea8e9c6807f355b2f [2023-11-21 19:42:37,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 19:42:37,612 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 19:42:37,614 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 19:42:37,614 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 19:42:37,621 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 19:42:37,622 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:42:37" (1/1) ... [2023-11-21 19:42:37,623 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fbba447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:37, skipping insertion in model container [2023-11-21 19:42:37,624 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:42:37" (1/1) ... [2023-11-21 19:42:37,657 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 19:42:37,845 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_863c0e8b-e4c5-49a9-a5ba-b8661258a100/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_neg.i[1098,1111] [2023-11-21 19:42:37,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 19:42:37,881 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 19:42:37,894 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_863c0e8b-e4c5-49a9-a5ba-b8661258a100/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_neg.i[1098,1111] [2023-11-21 19:42:37,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 19:42:37,918 INFO L206 MainTranslator]: Completed translation [2023-11-21 19:42:37,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:37 WrapperNode [2023-11-21 19:42:37,919 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 19:42:37,920 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 19:42:37,921 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 19:42:37,921 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 19:42:37,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:37" (1/1) ... [2023-11-21 19:42:37,937 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:37" (1/1) ... [2023-11-21 19:42:37,958 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 33 [2023-11-21 19:42:37,958 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 19:42:37,959 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 19:42:37,959 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 19:42:37,959 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 19:42:37,969 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:37" (1/1) ... [2023-11-21 19:42:37,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:37" (1/1) ... [2023-11-21 19:42:37,971 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:37" (1/1) ... [2023-11-21 19:42:37,972 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:37" (1/1) ... [2023-11-21 19:42:37,976 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:37" (1/1) ... [2023-11-21 19:42:37,980 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:37" (1/1) ... [2023-11-21 19:42:37,982 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:37" (1/1) ... [2023-11-21 19:42:37,983 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:37" (1/1) ... [2023-11-21 19:42:37,985 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 19:42:37,986 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 19:42:37,986 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 19:42:37,986 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 19:42:37,988 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:37" (1/1) ... [2023-11-21 19:42:37,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:42:38,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863c0e8b-e4c5-49a9-a5ba-b8661258a100/bin/utaipan-verify-QoSU8krkJ5/z3 [2023-11-21 19:42:38,035 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863c0e8b-e4c5-49a9-a5ba-b8661258a100/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 19:42:38,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863c0e8b-e4c5-49a9-a5ba-b8661258a100/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 19:42:38,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 19:42:38,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 19:42:38,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 19:42:38,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 19:42:38,168 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 19:42:38,170 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 19:42:38,319 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 19:42:38,343 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 19:42:38,343 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 19:42:38,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:42:38 BoogieIcfgContainer [2023-11-21 19:42:38,345 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 19:42:38,348 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 19:42:38,349 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 19:42:38,352 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 19:42:38,353 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 07:42:37" (1/3) ... [2023-11-21 19:42:38,354 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3414139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 07:42:38, skipping insertion in model container [2023-11-21 19:42:38,354 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:37" (2/3) ... [2023-11-21 19:42:38,355 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3414139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 07:42:38, skipping insertion in model container [2023-11-21 19:42:38,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:42:38" (3/3) ... [2023-11-21 19:42:38,356 INFO L112 eAbstractionObserver]: Analyzing ICFG 68-longjmp_12-counting-global_unknown_1_neg.i [2023-11-21 19:42:38,379 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 19:42:38,379 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-21 19:42:38,432 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 19:42:38,440 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1964f6e1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 19:42:38,440 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-21 19:42:38,444 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 9 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 19:42:38,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 19:42:38,450 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:42:38,451 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-21 19:42:38,452 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNKNOWN] === [2023-11-21 19:42:38,457 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:42:38,458 INFO L85 PathProgramCache]: Analyzing trace with hash 59744, now seen corresponding path program 1 times [2023-11-21 19:42:38,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:42:38,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806519958] [2023-11-21 19:42:38,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:42:38,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:42:38,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 19:42:38,594 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 19:42:38,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 19:42:38,655 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-21 19:42:38,657 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-21 19:42:38,659 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2023-11-21 19:42:38,661 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONUNKNOWN (0 of 2 remaining) [2023-11-21 19:42:38,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 19:42:38,669 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 19:42:38,675 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 19:42:38,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 07:42:38 BoogieIcfgContainer [2023-11-21 19:42:38,703 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 19:42:38,704 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 19:42:38,704 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 19:42:38,704 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 19:42:38,705 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:42:38" (3/4) ... [2023-11-21 19:42:38,706 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-21 19:42:38,777 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863c0e8b-e4c5-49a9-a5ba-b8661258a100/bin/utaipan-verify-QoSU8krkJ5/witness.graphml [2023-11-21 19:42:38,778 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 19:42:38,779 INFO L158 Benchmark]: Toolchain (without parser) took 1166.83ms. Allocated memory is still 192.9MB. Free memory was 146.4MB in the beginning and 161.9MB in the end (delta: -15.5MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2023-11-21 19:42:38,780 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 90.7MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 19:42:38,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 305.54ms. Allocated memory is still 192.9MB. Free memory was 146.4MB in the beginning and 135.5MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 19:42:38,784 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.13ms. Allocated memory is still 192.9MB. Free memory was 135.5MB in the beginning and 134.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 19:42:38,784 INFO L158 Benchmark]: Boogie Preprocessor took 26.09ms. Allocated memory is still 192.9MB. Free memory was 134.1MB in the beginning and 133.1MB in the end (delta: 993.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 19:42:38,788 INFO L158 Benchmark]: RCFGBuilder took 359.29ms. Allocated memory is still 192.9MB. Free memory was 133.1MB in the beginning and 122.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 19:42:38,788 INFO L158 Benchmark]: TraceAbstraction took 354.53ms. Allocated memory is still 192.9MB. Free memory was 122.0MB in the beginning and 108.4MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 19:42:38,789 INFO L158 Benchmark]: Witness Printer took 74.19ms. Allocated memory is still 192.9MB. Free memory was 108.4MB in the beginning and 161.9MB in the end (delta: -53.5MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2023-11-21 19:42:38,795 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 90.7MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 305.54ms. Allocated memory is still 192.9MB. Free memory was 146.4MB in the beginning and 135.5MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.13ms. Allocated memory is still 192.9MB. Free memory was 135.5MB in the beginning and 134.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.09ms. Allocated memory is still 192.9MB. Free memory was 134.1MB in the beginning and 133.1MB in the end (delta: 993.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 359.29ms. Allocated memory is still 192.9MB. Free memory was 133.1MB in the beginning and 122.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 354.53ms. Allocated memory is still 192.9MB. Free memory was 122.0MB in the beginning and 108.4MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 74.19ms. Allocated memory is still 192.9MB. Free memory was 108.4MB in the beginning and 161.9MB in the end (delta: -53.5MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L44] jmp_buf my_jump_buffer; [L45] int count = 0; [L54] CALL __VERIFIER_assert(!(count == 0)) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, count=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, count=0] - UnprovableResult [Line: 49]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 10 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, 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: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2023-11-21 19:42:38,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_863c0e8b-e4c5-49a9-a5ba-b8661258a100/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE