./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_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_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/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_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/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_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/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 1a04b50b24a70f1124a15dd128648f46a530ef03be9ee9f5c5e00b2accbd6585 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:30:22,728 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:30:22,809 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 05:30:22,817 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:30:22,817 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:30:22,845 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:30:22,846 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:30:22,846 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:30:22,847 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:30:22,847 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:30:22,847 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:30:22,847 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:30:22,847 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:30:22,848 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:30:22,848 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:30:22,848 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:30:22,848 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:30:22,848 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:30:22,848 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:30:22,849 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:30:22,849 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:30:22,849 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:30:22,849 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:30:22,849 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:30:22,850 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:30:22,850 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:30:22,850 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:30:22,850 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:30:22,850 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:30:22,850 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:30:22,850 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:30:22,850 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:30:22,851 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:30:22,851 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:30:22,851 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:30:22,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:30:22,851 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:30:22,851 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:30:22,851 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:30:22,851 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:30:22,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:30:22,852 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:30:22,852 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:30:22,852 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:30:22,852 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_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/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 -> 1a04b50b24a70f1124a15dd128648f46a530ef03be9ee9f5c5e00b2accbd6585 [2024-11-14 05:30:23,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:30:23,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:30:23,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:30:23,168 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:30:23,168 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:30:23,169 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i Unable to find full path for "g++" [2024-11-14 05:30:25,115 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:30:25,413 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:30:25,415 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i [2024-11-14 05:30:25,426 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/data/a427a5ef6/3ee9e2b198f74fca851506acd9c346bd/FLAG808bc1ff5 [2024-11-14 05:30:25,451 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/data/a427a5ef6/3ee9e2b198f74fca851506acd9c346bd [2024-11-14 05:30:25,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:30:25,459 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:30:25,461 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:30:25,461 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:30:25,466 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:30:25,467 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:30:25" (1/1) ... [2024-11-14 05:30:25,468 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@697d6f8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:25, skipping insertion in model container [2024-11-14 05:30:25,472 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:30:25" (1/1) ... [2024-11-14 05:30:25,496 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:30:25,672 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_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i[1097,1110] [2024-11-14 05:30:25,695 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:30:25,717 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:30:25,731 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_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i[1097,1110] [2024-11-14 05:30:25,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:30:25,765 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:30:25,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:25 WrapperNode [2024-11-14 05:30:25,766 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:30:25,767 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:30:25,767 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:30:25,768 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:30:25,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:25" (1/1) ... [2024-11-14 05:30:25,781 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:25" (1/1) ... [2024-11-14 05:30:25,804 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2024-11-14 05:30:25,805 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:30:25,805 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:30:25,805 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:30:25,805 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:30:25,812 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:25" (1/1) ... [2024-11-14 05:30:25,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:25" (1/1) ... [2024-11-14 05:30:25,814 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:25" (1/1) ... [2024-11-14 05:30:25,814 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:25" (1/1) ... [2024-11-14 05:30:25,819 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:25" (1/1) ... [2024-11-14 05:30:25,826 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:25" (1/1) ... [2024-11-14 05:30:25,827 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:25" (1/1) ... [2024-11-14 05:30:25,831 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:25" (1/1) ... [2024-11-14 05:30:25,833 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:30:25,834 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:30:25,834 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:30:25,834 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:30:25,837 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:25" (1/1) ... [2024-11-14 05:30:25,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:30:25,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:30:25,873 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:30:25,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:30:25,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:30:25,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:30:25,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:30:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:30:25,987 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:30:25,989 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:30:26,141 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-14 05:30:26,141 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:30:26,165 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:30:26,166 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:30:26,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:30:26 BoogieIcfgContainer [2024-11-14 05:30:26,166 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:30:26,169 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:30:26,169 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:30:26,182 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:30:26,182 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:30:25" (1/3) ... [2024-11-14 05:30:26,183 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66cfbb37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:30:26, skipping insertion in model container [2024-11-14 05:30:26,183 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:25" (2/3) ... [2024-11-14 05:30:26,183 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66cfbb37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:30:26, skipping insertion in model container [2024-11-14 05:30:26,183 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:30:26" (3/3) ... [2024-11-14 05:30:26,185 INFO L112 eAbstractionObserver]: Analyzing ICFG 68-longjmp_04-counting-local_unknown_1_pos.i [2024-11-14 05:30:26,204 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:30:26,206 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 68-longjmp_04-counting-local_unknown_1_pos.i that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 2 error locations. [2024-11-14 05:30:26,271 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:30:26,292 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;@c18e25c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:30:26,293 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-14 05:30:26,300 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 05:30:26,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-14 05:30:26,307 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:30:26,307 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1] [2024-11-14 05:30:26,308 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-14 05:30:26,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:30:26,315 INFO L85 PathProgramCache]: Analyzing trace with hash 58783, now seen corresponding path program 1 times [2024-11-14 05:30:26,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:30:26,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509939597] [2024-11-14 05:30:26,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:30:26,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:30:26,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:30:26,698 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 05:30:26,698 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:30:26,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509939597] [2024-11-14 05:30:26,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509939597] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:30:26,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:30:26,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:30:26,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860346682] [2024-11-14 05:30:26,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:30:26,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:30:26,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:30:26,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:30:26,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:30:26,728 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 05:30:26,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:30:26,755 INFO L93 Difference]: Finished difference Result 16 states and 19 transitions. [2024-11-14 05:30:26,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:30:26,758 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 05:30:26,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:30:26,765 INFO L225 Difference]: With dead ends: 16 [2024-11-14 05:30:26,765 INFO L226 Difference]: Without dead ends: 6 [2024-11-14 05:30:26,768 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 05:30:26,771 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 05:30:26,771 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 05:30:26,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states. [2024-11-14 05:30:26,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2024-11-14 05:30:26,795 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 05:30:26,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 5 transitions. [2024-11-14 05:30:26,799 INFO L78 Accepts]: Start accepts. Automaton has 6 states and 5 transitions. Word has length 3 [2024-11-14 05:30:26,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:30:26,800 INFO L471 AbstractCegarLoop]: Abstraction has 6 states and 5 transitions. [2024-11-14 05:30:26,800 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 05:30:26,800 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 5 transitions. [2024-11-14 05:30:26,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-14 05:30:26,800 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:30:26,800 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-14 05:30:26,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 05:30:26,801 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-14 05:30:26,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:30:26,802 INFO L85 PathProgramCache]: Analyzing trace with hash 56644707, now seen corresponding path program 1 times [2024-11-14 05:30:26,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:30:26,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596906] [2024-11-14 05:30:26,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:30:26,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:30:26,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:30:26,880 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 05:30:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:30:26,931 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 05:30:26,931 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 05:30:26,933 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 2 remaining) [2024-11-14 05:30:26,935 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-14 05:30:26,935 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 05:30:26,939 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-14 05:30:26,955 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 05:30:26,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:30:26 BoogieIcfgContainer [2024-11-14 05:30:26,959 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 05:30:26,959 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 05:30:26,960 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 05:30:26,960 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 05:30:26,964 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:30:26" (3/4) ... [2024-11-14 05:30:26,967 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 05:30:26,967 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 05:30:26,968 INFO L158 Benchmark]: Toolchain (without parser) took 1509.84ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 89.1MB in the end (delta: 3.6MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2024-11-14 05:30:26,969 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 102.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:30:26,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 305.87ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 81.5MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:30:26,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.47ms. Allocated memory is still 117.4MB. Free memory was 81.5MB 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 05:30:26,970 INFO L158 Benchmark]: Boogie Preprocessor took 27.73ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.5MB in the end (delta: 827.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:30:26,970 INFO L158 Benchmark]: RCFGBuilder took 332.60ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 68.5MB in the end (delta: 11.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 05:30:26,971 INFO L158 Benchmark]: TraceAbstraction took 789.53ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 89.7MB in the end (delta: -22.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:30:26,971 INFO L158 Benchmark]: Witness Printer took 8.06ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 89.1MB in the end (delta: 615.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:30:26,977 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 102.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 305.87ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 81.5MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.47ms. Allocated memory is still 117.4MB. Free memory was 81.5MB 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 27.73ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.5MB in the end (delta: 827.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 332.60ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 68.5MB in the end (delta: 11.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 789.53ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 89.7MB in the end (delta: -22.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.06ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 89.1MB in the end (delta: 615.0kB). 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: 47]: 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 47. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L51] volatile int count = 0; [L53] CALL __VERIFIER_assert(count == 0) [L19] COND FALSE !(!(cond)) [L53] RET __VERIFIER_assert(count == 0) [L54] COND TRUE count < 5 [L55] count++ [L56] CALL foo(count) [L47] longjmp(my_jump_buffer, 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: 0.7s, 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 05:30:27,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/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 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_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/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_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/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_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/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 1a04b50b24a70f1124a15dd128648f46a530ef03be9ee9f5c5e00b2accbd6585 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:30:29,632 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:30:29,781 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2024-11-14 05:30:29,791 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:30:29,792 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:30:29,826 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:30:29,827 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:30:29,828 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:30:29,829 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:30:29,829 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:30:29,830 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:30:29,830 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:30:29,830 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:30:29,830 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:30:29,831 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:30:29,831 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:30:29,832 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:30:29,832 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:30:29,832 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:30:29,832 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:30:29,833 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:30:29,833 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:30:29,833 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 05:30:29,833 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 05:30:29,833 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:30:29,834 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 05:30:29,834 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:30:29,834 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:30:29,834 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:30:29,834 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 05:30:29,834 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:30:29,834 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:30:29,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:30:29,835 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:30:29,835 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:30:29,835 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:30:29,835 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 05:30:29,835 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 05:30:29,835 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:30:29,835 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:30:29,835 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_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/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 -> 1a04b50b24a70f1124a15dd128648f46a530ef03be9ee9f5c5e00b2accbd6585 [2024-11-14 05:30:30,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:30:30,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:30:30,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:30:30,164 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:30:30,165 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:30:30,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i Unable to find full path for "g++" [2024-11-14 05:30:32,102 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:30:32,322 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:30:32,323 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i [2024-11-14 05:30:32,337 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/data/a4c6773c0/081d35469e1042d982e1de8091814a86/FLAGdac79c59e [2024-11-14 05:30:32,365 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/data/a4c6773c0/081d35469e1042d982e1de8091814a86 [2024-11-14 05:30:32,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:30:32,370 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:30:32,373 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:30:32,374 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:30:32,378 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:30:32,379 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:30:32" (1/1) ... [2024-11-14 05:30:32,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@732fd25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:32, skipping insertion in model container [2024-11-14 05:30:32,384 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:30:32" (1/1) ... [2024-11-14 05:30:32,400 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:30:32,580 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_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i[1097,1110] [2024-11-14 05:30:32,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:30:32,635 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:30:32,647 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_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_unknown_1_pos.i[1097,1110] [2024-11-14 05:30:32,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:30:32,687 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:30:32,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:32 WrapperNode [2024-11-14 05:30:32,688 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:30:32,689 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:30:32,689 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:30:32,691 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:30:32,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:32" (1/1) ... [2024-11-14 05:30:32,711 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:32" (1/1) ... [2024-11-14 05:30:32,734 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2024-11-14 05:30:32,734 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:30:32,735 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:30:32,735 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:30:32,736 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:30:32,743 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:32" (1/1) ... [2024-11-14 05:30:32,744 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:32" (1/1) ... [2024-11-14 05:30:32,745 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:32" (1/1) ... [2024-11-14 05:30:32,747 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:32" (1/1) ... [2024-11-14 05:30:32,759 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:32" (1/1) ... [2024-11-14 05:30:32,762 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:32" (1/1) ... [2024-11-14 05:30:32,767 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:32" (1/1) ... [2024-11-14 05:30:32,768 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:32" (1/1) ... [2024-11-14 05:30:32,770 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:30:32,774 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:30:32,774 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:30:32,774 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:30:32,776 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:32" (1/1) ... [2024-11-14 05:30:32,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:30:32,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:30:32,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:30:32,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:30:32,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:30:32,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 05:30:32,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:30:32,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:30:32,913 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:30:32,915 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:30:33,152 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-14 05:30:33,152 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:30:33,161 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:30:33,162 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:30:33,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:30:33 BoogieIcfgContainer [2024-11-14 05:30:33,162 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:30:33,166 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:30:33,166 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:30:33,172 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:30:33,172 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:30:32" (1/3) ... [2024-11-14 05:30:33,173 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f7f179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:30:33, skipping insertion in model container [2024-11-14 05:30:33,173 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:30:32" (2/3) ... [2024-11-14 05:30:33,173 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f7f179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:30:33, skipping insertion in model container [2024-11-14 05:30:33,173 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:30:33" (3/3) ... [2024-11-14 05:30:33,175 INFO L112 eAbstractionObserver]: Analyzing ICFG 68-longjmp_04-counting-local_unknown_1_pos.i [2024-11-14 05:30:33,192 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:30:33,194 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 68-longjmp_04-counting-local_unknown_1_pos.i that has 1 procedures, 13 locations, 1 initial locations, 1 loop locations, and 2 error locations. [2024-11-14 05:30:33,267 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:30:33,283 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;@1d9203d4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:30:33,284 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-14 05:30:33,288 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 05:30:33,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-14 05:30:33,294 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:30:33,296 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-14 05:30:33,296 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-14 05:30:33,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:30:33,303 INFO L85 PathProgramCache]: Analyzing trace with hash 925605, now seen corresponding path program 1 times [2024-11-14 05:30:33,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:30:33,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [780860649] [2024-11-14 05:30:33,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:30:33,320 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 05:30:33,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:30:33,325 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/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 05:30:33,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/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 05:30:33,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:30:33,448 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 05:30:33,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:30:33,563 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 05:30:33,563 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:30:33,564 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:30:33,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [780860649] [2024-11-14 05:30:33,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [780860649] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:30:33,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:30:33,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 05:30:33,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873469441] [2024-11-14 05:30:33,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:30:33,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:30:33,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:30:33,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:30:33,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:30:33,596 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 3 states, 3 states have (on average 1.3333333333333333) 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 05:30:33,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:30:33,616 INFO L93 Difference]: Finished difference Result 20 states and 23 transitions. [2024-11-14 05:30:33,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:30:33,619 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.3333333333333333) 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 05:30:33,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:30:33,626 INFO L225 Difference]: With dead ends: 20 [2024-11-14 05:30:33,627 INFO L226 Difference]: Without dead ends: 7 [2024-11-14 05:30:33,629 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 05:30:33,634 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:30:33,635 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 05:30:33,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2024-11-14 05:30:33,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2024-11-14 05:30:33,659 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 05:30:33,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 6 transitions. [2024-11-14 05:30:33,664 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 6 transitions. Word has length 4 [2024-11-14 05:30:33,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:30:33,664 INFO L471 AbstractCegarLoop]: Abstraction has 7 states and 6 transitions. [2024-11-14 05:30:33,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.3333333333333333) 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 05:30:33,665 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 6 transitions. [2024-11-14 05:30:33,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-14 05:30:33,665 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:30:33,665 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-14 05:30:33,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/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)] Ended with exit code 0 [2024-11-14 05:30:33,868 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/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 05:30:33,868 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-14 05:30:33,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:30:33,869 INFO L85 PathProgramCache]: Analyzing trace with hash 889660649, now seen corresponding path program 1 times [2024-11-14 05:30:33,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:30:33,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [606428805] [2024-11-14 05:30:33,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:30:33,870 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 05:30:33,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:30:33,874 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/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 05:30:33,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/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 05:30:33,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:30:33,990 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 05:30:34,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:30:34,034 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2024-11-14 05:30:34,034 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 05:30:34,036 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 2 remaining) [2024-11-14 05:30:34,038 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-14 05:30:34,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/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 05:30:34,241 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/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 05:30:34,244 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-14 05:30:34,255 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 05:30:34,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:30:34 BoogieIcfgContainer [2024-11-14 05:30:34,259 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 05:30:34,259 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 05:30:34,260 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 05:30:34,260 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 05:30:34,261 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:30:33" (3/4) ... [2024-11-14 05:30:34,262 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 05:30:34,263 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 05:30:34,264 INFO L158 Benchmark]: Toolchain (without parser) took 1894.25ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 44.8MB in the end (delta: 16.1MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2024-11-14 05:30:34,264 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 64.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:30:34,264 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.60ms. Allocated memory is still 83.9MB. Free memory was 60.6MB in the beginning and 49.1MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:30:34,265 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.97ms. Allocated memory is still 83.9MB. Free memory was 49.1MB in the beginning and 47.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:30:34,265 INFO L158 Benchmark]: Boogie Preprocessor took 38.79ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 46.7MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:30:34,265 INFO L158 Benchmark]: RCFGBuilder took 388.39ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 36.5MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:30:34,265 INFO L158 Benchmark]: TraceAbstraction took 1093.11ms. Allocated memory is still 83.9MB. Free memory was 35.9MB in the beginning and 45.4MB in the end (delta: -9.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:30:34,266 INFO L158 Benchmark]: Witness Printer took 3.49ms. Allocated memory is still 83.9MB. Free memory was 45.4MB in the beginning and 44.8MB in the end (delta: 540.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:30:34,268 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 64.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.60ms. Allocated memory is still 83.9MB. Free memory was 60.6MB in the beginning and 49.1MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.97ms. Allocated memory is still 83.9MB. Free memory was 49.1MB in the beginning and 47.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.79ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 46.7MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 388.39ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 36.5MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1093.11ms. Allocated memory is still 83.9MB. Free memory was 35.9MB in the beginning and 45.4MB in the end (delta: -9.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.49ms. Allocated memory is still 83.9MB. Free memory was 45.4MB in the beginning and 44.8MB in the end (delta: 540.6kB). 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: 47]: 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 47. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L51] volatile int count = 0; [L53] CALL __VERIFIER_assert(count == 0) [L19] COND FALSE !(!(cond)) [L53] RET __VERIFIER_assert(count == 0) [L54] COND TRUE count < 5 [L55] count++ [L56] CALL foo(count) [L47] longjmp(my_jump_buffer, 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: 1.0s, 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, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 8 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred 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, 0.1s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 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 05:30:34,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52cd1477-3dfc-4b67-ac2b-a37df7d02eff/bin/utaipan-verify-sOmjnqqW8E/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 Result: UNKNOWN: Overapproximated counterexample