./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E --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 83d0be5c2be15d38743c116516449aa760d3a20e813314b6119c0091e1d0d6cd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:00:14,740 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:00:14,842 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 03:00:14,854 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:00:14,854 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:00:14,891 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:00:14,892 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:00:14,892 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:00:14,892 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:00:14,892 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:00:14,893 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:00:14,893 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:00:14,893 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:00:14,893 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:00:14,893 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:00:14,893 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:00:14,893 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:00:14,894 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:00:14,894 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:00:14,894 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:00:14,894 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:00:14,894 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:00:14,895 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:00:14,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:00:14,895 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:00:14,895 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:00:14,895 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:00:14,895 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:00:14,896 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:00:14,896 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:00:14,896 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:00:14,896 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:00:14,896 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:00:14,896 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:00:14,897 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:00:14,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:00:14,897 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:00:14,897 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:00:14,897 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:00:14,897 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:00:14,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:00:14,898 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:00:14,898 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:00:14,898 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:00:14,898 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E 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 -> 83d0be5c2be15d38743c116516449aa760d3a20e813314b6119c0091e1d0d6cd [2024-11-14 03:00:15,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:00:15,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:00:15,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:00:15,250 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:00:15,251 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:00:15,253 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i Unable to find full path for "g++" [2024-11-14 03:00:17,132 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:00:17,465 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:00:17,466 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i [2024-11-14 03:00:17,476 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/data/8dcac4ac8/a8d77c74bffa4a18a278d407f9b269cc/FLAG71398633b [2024-11-14 03:00:17,698 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/data/8dcac4ac8/a8d77c74bffa4a18a278d407f9b269cc [2024-11-14 03:00:17,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:00:17,704 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:00:17,705 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:00:17,705 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:00:17,710 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:00:17,711 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:00:17" (1/1) ... [2024-11-14 03:00:17,712 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e8b50ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:17, skipping insertion in model container [2024-11-14 03:00:17,714 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:00:17" (1/1) ... [2024-11-14 03:00:17,731 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:00:17,881 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i[1098,1111] [2024-11-14 03:00:17,895 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:00:17,909 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:00:17,918 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i[1098,1111] [2024-11-14 03:00:17,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:00:17,938 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:00:17,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:17 WrapperNode [2024-11-14 03:00:17,938 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:00:17,939 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:00:17,940 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:00:17,940 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:00:17,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:17" (1/1) ... [2024-11-14 03:00:17,952 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:17" (1/1) ... [2024-11-14 03:00:17,967 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-14 03:00:17,968 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:00:17,968 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:00:17,969 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:00:17,969 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:00:17,975 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:17" (1/1) ... [2024-11-14 03:00:17,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:17" (1/1) ... [2024-11-14 03:00:17,976 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:17" (1/1) ... [2024-11-14 03:00:17,977 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:17" (1/1) ... [2024-11-14 03:00:17,980 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:17" (1/1) ... [2024-11-14 03:00:17,983 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:17" (1/1) ... [2024-11-14 03:00:17,984 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:17" (1/1) ... [2024-11-14 03:00:17,984 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:17" (1/1) ... [2024-11-14 03:00:17,986 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:00:17,986 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:00:17,987 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:00:17,987 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:00:17,988 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:17" (1/1) ... [2024-11-14 03:00:17,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:00:18,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:00:18,021 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:00:18,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:00:18,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:00:18,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:00:18,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:00:18,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:00:18,114 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:00:18,116 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:00:18,266 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-14 03:00:18,266 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:00:18,298 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:00:18,299 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:00:18,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:00:18 BoogieIcfgContainer [2024-11-14 03:00:18,300 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:00:18,303 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:00:18,303 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:00:18,308 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:00:18,308 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:00:17" (1/3) ... [2024-11-14 03:00:18,309 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c1a7b24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:00:18, skipping insertion in model container [2024-11-14 03:00:18,309 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:17" (2/3) ... [2024-11-14 03:00:18,309 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c1a7b24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:00:18, skipping insertion in model container [2024-11-14 03:00:18,310 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:00:18" (3/3) ... [2024-11-14 03:00:18,311 INFO L112 eAbstractionObserver]: Analyzing ICFG 68-longjmp_12-counting-global_unknown_1_pos.i [2024-11-14 03:00:18,328 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:00:18,331 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 68-longjmp_12-counting-global_unknown_1_pos.i that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 2 error locations. [2024-11-14 03:00:18,400 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:00:18,422 INFO L333 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, 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;@33d1f82d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:00:18,423 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-14 03:00:18,428 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) [2024-11-14 03:00:18,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-14 03:00:18,436 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:00:18,437 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1] [2024-11-14 03:00:18,438 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-14 03:00:18,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:00:18,444 INFO L85 PathProgramCache]: Analyzing trace with hash 59744, now seen corresponding path program 1 times [2024-11-14 03:00:18,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:00:18,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87922854] [2024-11-14 03:00:18,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:00:18,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:00:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:00:18,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:00:18,753 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:00:18,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87922854] [2024-11-14 03:00:18,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87922854] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:00:18,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:00:18,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:00:18,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364117535] [2024-11-14 03:00:18,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:00:18,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:00:18,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:00:18,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:00:18,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:00:18,785 INFO L87 Difference]: Start difference. First 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) Second operand has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2024-11-14 03:00:18,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:00:18,821 INFO L93 Difference]: Finished difference Result 16 states and 19 transitions. [2024-11-14 03:00:18,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:00:18,824 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 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) Word has length 3 [2024-11-14 03:00:18,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:00:18,829 INFO L225 Difference]: With dead ends: 16 [2024-11-14 03:00:18,829 INFO L226 Difference]: Without dead ends: 6 [2024-11-14 03:00:18,832 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:00:18,835 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 0 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:00:18,836 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:00:18,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states. [2024-11-14 03:00:18,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2024-11-14 03:00:18,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 1.0) internal successors, (5), 5 states have internal predecessors, (5), 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) [2024-11-14 03:00:18,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 5 transitions. [2024-11-14 03:00:18,859 INFO L78 Accepts]: Start accepts. Automaton has 6 states and 5 transitions. Word has length 3 [2024-11-14 03:00:18,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:00:18,860 INFO L471 AbstractCegarLoop]: Abstraction has 6 states and 5 transitions. [2024-11-14 03:00:18,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2024-11-14 03:00:18,860 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 5 transitions. [2024-11-14 03:00:18,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-14 03:00:18,860 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:00:18,861 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-14 03:00:18,861 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 03:00:18,861 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-14 03:00:18,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:00:18,862 INFO L85 PathProgramCache]: Analyzing trace with hash 57568228, now seen corresponding path program 1 times [2024-11-14 03:00:18,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:00:18,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112407036] [2024-11-14 03:00:18,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:00:18,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:00:18,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:00:18,933 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:00:18,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:00:18,992 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:00:18,992 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:00:18,994 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 2 remaining) [2024-11-14 03:00:18,996 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-14 03:00:18,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 03:00:19,001 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-14 03:00:19,017 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:00:19,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:00:19 BoogieIcfgContainer [2024-11-14 03:00:19,024 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:00:19,025 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:00:19,025 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:00:19,026 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:00:19,026 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:00:18" (3/4) ... [2024-11-14 03:00:19,028 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:00:19,029 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:00:19,031 INFO L158 Benchmark]: Toolchain (without parser) took 1327.42ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 92.6MB in the beginning and 322.4MB in the end (delta: -229.8MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2024-11-14 03:00:19,032 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:00:19,033 INFO L158 Benchmark]: CACSL2BoogieTranslator took 233.68ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.4MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:00:19,034 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.52ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:00:19,034 INFO L158 Benchmark]: Boogie Preprocessor took 17.43ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.3MB in the end (delta: 683.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:00:19,035 INFO L158 Benchmark]: RCFGBuilder took 313.36ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 68.1MB in the end (delta: 11.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:00:19,035 INFO L158 Benchmark]: TraceAbstraction took 721.22ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 67.4MB in the beginning and 323.0MB in the end (delta: -255.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:00:19,036 INFO L158 Benchmark]: Witness Printer took 5.38ms. Allocated memory is still 352.3MB. Free memory was 323.0MB in the beginning and 322.4MB in the end (delta: 610.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:00:19,038 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 233.68ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.4MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.52ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.43ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.3MB in the end (delta: 683.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 313.36ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 68.1MB in the end (delta: 11.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 721.22ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 67.4MB in the beginning and 323.0MB in the end (delta: -255.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.38ms. Allocated memory is still 352.3MB. Free memory was 323.0MB in the beginning and 322.4MB in the end (delta: 610.8kB). There was no memory consumed. 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 - UnprovableResult [Line: 49]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: overapproximation of longjmp at line 49. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L45] int count = 0; [L54] CALL __VERIFIER_assert(count == 0) [L19] COND FALSE !(!(cond)) VAL [count=0] [L54] RET __VERIFIER_assert(count == 0) [L55] COND TRUE count < 5 [L56] CALL foo() [L48] count++ VAL [count=1] [L49] longjmp(my_jump_buffer, 1) VAL [count=1] - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 10 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 4 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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 could not prove your program: unable to determine feasibility of some traces [2024-11-14 03:00:19,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E --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 83d0be5c2be15d38743c116516449aa760d3a20e813314b6119c0091e1d0d6cd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:00:21,811 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:00:21,954 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2024-11-14 03:00:21,964 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:00:21,965 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:00:21,995 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:00:21,996 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:00:21,996 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:00:21,996 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:00:21,996 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:00:21,996 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:00:21,997 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:00:21,997 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:00:21,997 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:00:21,997 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:00:21,997 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:00:21,997 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:00:21,998 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:00:21,999 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:00:21,999 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:00:21,999 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:00:22,001 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:00:22,001 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:00:22,001 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:00:22,001 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:00:22,001 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:00:22,001 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:00:22,001 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:00:22,001 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:00:22,001 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:00:22,002 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:00:22,002 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:00:22,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:00:22,002 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:00:22,002 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:00:22,002 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:00:22,002 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:00:22,002 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:00:22,002 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:00:22,002 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:00:22,002 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E 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 -> 83d0be5c2be15d38743c116516449aa760d3a20e813314b6119c0091e1d0d6cd [2024-11-14 03:00:22,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:00:22,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:00:22,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:00:22,365 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:00:22,365 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:00:22,367 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i Unable to find full path for "g++" [2024-11-14 03:00:24,541 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:00:24,871 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:00:24,872 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i [2024-11-14 03:00:24,891 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/data/c908b131f/a1484138bd1c479b80f440e05264975c/FLAGadc0cda24 [2024-11-14 03:00:24,923 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/data/c908b131f/a1484138bd1c479b80f440e05264975c [2024-11-14 03:00:24,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:00:24,932 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:00:24,934 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:00:24,936 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:00:24,942 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:00:24,943 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:00:24" (1/1) ... [2024-11-14 03:00:24,944 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@234908d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:24, skipping insertion in model container [2024-11-14 03:00:24,947 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:00:24" (1/1) ... [2024-11-14 03:00:24,966 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:00:25,173 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i[1098,1111] [2024-11-14 03:00:25,204 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:00:25,232 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:00:25,251 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/sv-benchmarks/c/longjmp/68-longjmp_12-counting-global_unknown_1_pos.i[1098,1111] [2024-11-14 03:00:25,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:00:25,281 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:00:25,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:25 WrapperNode [2024-11-14 03:00:25,282 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:00:25,283 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:00:25,283 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:00:25,283 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:00:25,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:25" (1/1) ... [2024-11-14 03:00:25,307 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:25" (1/1) ... [2024-11-14 03:00:25,332 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-14 03:00:25,333 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:00:25,334 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:00:25,334 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:00:25,334 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:00:25,341 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:25" (1/1) ... [2024-11-14 03:00:25,341 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:25" (1/1) ... [2024-11-14 03:00:25,344 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:25" (1/1) ... [2024-11-14 03:00:25,344 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:25" (1/1) ... [2024-11-14 03:00:25,351 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:25" (1/1) ... [2024-11-14 03:00:25,355 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:25" (1/1) ... [2024-11-14 03:00:25,357 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:25" (1/1) ... [2024-11-14 03:00:25,358 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:25" (1/1) ... [2024-11-14 03:00:25,360 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:00:25,361 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:00:25,362 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:00:25,362 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:00:25,363 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:25" (1/1) ... [2024-11-14 03:00:25,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:00:25,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:00:25,408 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:00:25,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:00:25,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:00:25,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 03:00:25,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:00:25,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:00:25,512 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:00:25,514 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:00:25,730 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-14 03:00:25,731 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:00:25,743 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:00:25,744 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:00:25,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:00:25 BoogieIcfgContainer [2024-11-14 03:00:25,745 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:00:25,750 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:00:25,750 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:00:25,764 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:00:25,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:00:24" (1/3) ... [2024-11-14 03:00:25,766 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f4ed6f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:00:25, skipping insertion in model container [2024-11-14 03:00:25,766 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:00:25" (2/3) ... [2024-11-14 03:00:25,766 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f4ed6f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:00:25, skipping insertion in model container [2024-11-14 03:00:25,766 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:00:25" (3/3) ... [2024-11-14 03:00:25,768 INFO L112 eAbstractionObserver]: Analyzing ICFG 68-longjmp_12-counting-global_unknown_1_pos.i [2024-11-14 03:00:25,789 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:00:25,791 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 68-longjmp_12-counting-global_unknown_1_pos.i that has 1 procedures, 13 locations, 1 initial locations, 1 loop locations, and 2 error locations. [2024-11-14 03:00:25,872 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:00:25,897 INFO L333 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, 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;@2095ed5a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:00:25,897 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-14 03:00:25,903 INFO L276 IsEmpty]: Start isEmpty. Operand has 13 states, 10 states have (on average 1.5) internal successors, (15), 12 states have internal predecessors, (15), 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) [2024-11-14 03:00:25,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-14 03:00:25,910 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:00:25,912 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-14 03:00:25,913 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-14 03:00:25,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:00:25,921 INFO L85 PathProgramCache]: Analyzing trace with hash 925605, now seen corresponding path program 1 times [2024-11-14 03:00:25,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:00:25,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1800054937] [2024-11-14 03:00:25,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:00:25,938 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:00:25,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:00:25,944 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:00:25,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 03:00:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:00:26,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:00:26,158 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:00:26,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:00:26,304 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:00:26,305 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:00:26,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1800054937] [2024-11-14 03:00:26,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1800054937] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:00:26,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:00:26,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:00:26,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737240868] [2024-11-14 03:00:26,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:00:26,313 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:00:26,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:00:26,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:00:26,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:00:26,338 INFO L87 Difference]: Start difference. First operand has 13 states, 10 states have (on average 1.5) internal successors, (15), 12 states have internal predecessors, (15), 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) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-11-14 03:00:26,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:00:26,404 INFO L93 Difference]: Finished difference Result 17 states and 21 transitions. [2024-11-14 03:00:26,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:00:26,408 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 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) Word has length 4 [2024-11-14 03:00:26,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:00:26,415 INFO L225 Difference]: With dead ends: 17 [2024-11-14 03:00:26,416 INFO L226 Difference]: Without dead ends: 7 [2024-11-14 03:00:26,420 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:00:26,426 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 3 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:00:26,427 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 6 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:00:26,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2024-11-14 03:00:26,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2024-11-14 03:00:26,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 1.0) internal successors, (6), 6 states have internal predecessors, (6), 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) [2024-11-14 03:00:26,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 6 transitions. [2024-11-14 03:00:26,465 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 6 transitions. Word has length 4 [2024-11-14 03:00:26,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:00:26,466 INFO L471 AbstractCegarLoop]: Abstraction has 7 states and 6 transitions. [2024-11-14 03:00:26,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-11-14 03:00:26,466 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 6 transitions. [2024-11-14 03:00:26,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-14 03:00:26,467 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:00:26,467 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-14 03:00:26,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-14 03:00:26,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:00:26,670 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-14 03:00:26,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:00:26,671 INFO L85 PathProgramCache]: Analyzing trace with hash 889660649, now seen corresponding path program 1 times [2024-11-14 03:00:26,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:00:26,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [38714944] [2024-11-14 03:00:26,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:00:26,672 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:00:26,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:00:26,677 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:00:26,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 03:00:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:00:26,768 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:00:26,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:00:26,807 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2024-11-14 03:00:26,807 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:00:26,809 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 2 remaining) [2024-11-14 03:00:26,812 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-14 03:00:26,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-14 03:00:27,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:00:27,016 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-14 03:00:27,039 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:00:27,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:00:27 BoogieIcfgContainer [2024-11-14 03:00:27,046 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:00:27,047 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:00:27,047 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:00:27,047 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:00:27,050 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:00:25" (3/4) ... [2024-11-14 03:00:27,055 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:00:27,056 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:00:27,057 INFO L158 Benchmark]: Toolchain (without parser) took 2128.76ms. Allocated memory is still 83.9MB. Free memory was 60.0MB in the beginning and 43.4MB in the end (delta: 16.6MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2024-11-14 03:00:27,057 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:00:27,057 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.42ms. Allocated memory is still 83.9MB. Free memory was 60.0MB in the beginning and 48.4MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:00:27,058 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.65ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 47.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:00:27,058 INFO L158 Benchmark]: Boogie Preprocessor took 27.11ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 46.1MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:00:27,059 INFO L158 Benchmark]: RCFGBuilder took 383.46ms. Allocated memory is still 83.9MB. Free memory was 46.1MB in the beginning and 35.8MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:00:27,059 INFO L158 Benchmark]: TraceAbstraction took 1296.71ms. Allocated memory is still 83.9MB. Free memory was 35.2MB in the beginning and 43.4MB in the end (delta: -8.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:00:27,059 INFO L158 Benchmark]: Witness Printer took 8.51ms. Allocated memory is still 83.9MB. Free memory was 43.4MB in the beginning and 43.4MB in the end (delta: 16.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:00:27,062 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.42ms. Allocated memory is still 83.9MB. Free memory was 60.0MB in the beginning and 48.4MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.65ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 47.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.11ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 46.1MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 383.46ms. Allocated memory is still 83.9MB. Free memory was 46.1MB in the beginning and 35.8MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1296.71ms. Allocated memory is still 83.9MB. Free memory was 35.2MB in the beginning and 43.4MB in the end (delta: -8.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.51ms. Allocated memory is still 83.9MB. Free memory was 43.4MB in the beginning and 43.4MB in the end (delta: 16.6kB). There was no memory consumed. 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 - UnprovableResult [Line: 49]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: overapproximation of longjmp at line 49. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L45] int count = 0; VAL [count=0] [L54] CALL __VERIFIER_assert(count == 0) [L19] COND FALSE !(!(cond)) VAL [count=0] [L54] RET __VERIFIER_assert(count == 0) [L55] COND TRUE count < 5 [L56] CALL foo() [L48] count++ VAL [count=1] [L49] longjmp(my_jump_buffer, 1) VAL [count=1] - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 13 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 3 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 1 NumberOfNonLiveVariables, 45 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 could not prove your program: unable to determine feasibility of some traces [2024-11-14 03:00:27,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c0e91eb-d15c-4d3f-9ddf-13fdf07337c2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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