/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf -i ../../../trunk/examples/concurrent/bpl/mcr/example_13.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d9e330d [2020-02-10 23:14:15,204 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-02-10 23:14:15,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-02-10 23:14:15,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-02-10 23:14:15,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-02-10 23:14:15,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-02-10 23:14:15,228 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-02-10 23:14:15,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-02-10 23:14:15,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-02-10 23:14:15,240 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-02-10 23:14:15,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-02-10 23:14:15,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-02-10 23:14:15,246 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-02-10 23:14:15,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-02-10 23:14:15,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-02-10 23:14:15,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-02-10 23:14:15,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-02-10 23:14:15,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-02-10 23:14:15,256 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-02-10 23:14:15,262 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-02-10 23:14:15,266 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-02-10 23:14:15,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-02-10 23:14:15,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-02-10 23:14:15,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-02-10 23:14:15,273 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-02-10 23:14:15,274 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-02-10 23:14:15,274 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-02-10 23:14:15,275 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-02-10 23:14:15,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-02-10 23:14:15,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-02-10 23:14:15,279 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-02-10 23:14:15,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-02-10 23:14:15,281 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-02-10 23:14:15,282 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-02-10 23:14:15,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-02-10 23:14:15,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-02-10 23:14:15,287 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-02-10 23:14:15,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-02-10 23:14:15,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-02-10 23:14:15,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-02-10 23:14:15,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-02-10 23:14:15,291 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf [2020-02-10 23:14:15,324 INFO L113 SettingsManager]: Loading preferences was successful [2020-02-10 23:14:15,324 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-02-10 23:14:15,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-02-10 23:14:15,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-02-10 23:14:15,328 INFO L138 SettingsManager]: * Use SBE=true [2020-02-10 23:14:15,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-02-10 23:14:15,328 INFO L138 SettingsManager]: * sizeof long=4 [2020-02-10 23:14:15,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-02-10 23:14:15,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-02-10 23:14:15,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-02-10 23:14:15,329 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-02-10 23:14:15,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-02-10 23:14:15,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-02-10 23:14:15,329 INFO L138 SettingsManager]: * sizeof long double=12 [2020-02-10 23:14:15,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-02-10 23:14:15,331 INFO L138 SettingsManager]: * Use constant arrays=true [2020-02-10 23:14:15,331 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-02-10 23:14:15,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-02-10 23:14:15,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-02-10 23:14:15,332 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-02-10 23:14:15,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-02-10 23:14:15,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-02-10 23:14:15,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-02-10 23:14:15,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-02-10 23:14:15,333 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-02-10 23:14:15,333 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-02-10 23:14:15,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-02-10 23:14:15,334 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-02-10 23:14:15,334 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2020-02-10 23:14:15,334 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-02-10 23:14:15,633 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-02-10 23:14:15,658 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-02-10 23:14:15,662 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-02-10 23:14:15,663 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-02-10 23:14:15,664 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-02-10 23:14:15,665 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_13.bpl [2020-02-10 23:14:15,666 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_13.bpl' [2020-02-10 23:14:15,722 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-02-10 23:14:15,725 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-02-10 23:14:15,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-02-10 23:14:15,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-02-10 23:14:15,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-02-10 23:14:15,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:14:15" (1/1) ... [2020-02-10 23:14:15,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:14:15" (1/1) ... [2020-02-10 23:14:15,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-02-10 23:14:15,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-02-10 23:14:15,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-02-10 23:14:15,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-02-10 23:14:15,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:14:15" (1/1) ... [2020-02-10 23:14:15,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:14:15" (1/1) ... [2020-02-10 23:14:15,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:14:15" (1/1) ... [2020-02-10 23:14:15,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:14:15" (1/1) ... [2020-02-10 23:14:15,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:14:15" (1/1) ... [2020-02-10 23:14:15,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:14:15" (1/1) ... [2020-02-10 23:14:15,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:14:15" (1/1) ... [2020-02-10 23:14:15,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-02-10 23:14:15,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-02-10 23:14:15,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-02-10 23:14:15,783 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-02-10 23:14:15,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:14:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-02-10 23:14:15,853 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_1 given in one single declaration [2020-02-10 23:14:15,853 INFO L130 BoogieDeclarations]: Found specification of procedure set_1 [2020-02-10 23:14:15,854 INFO L138 BoogieDeclarations]: Found implementation of procedure set_1 [2020-02-10 23:14:15,854 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_2 given in one single declaration [2020-02-10 23:14:15,854 INFO L130 BoogieDeclarations]: Found specification of procedure set_2 [2020-02-10 23:14:15,854 INFO L138 BoogieDeclarations]: Found implementation of procedure set_2 [2020-02-10 23:14:15,854 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_3 given in one single declaration [2020-02-10 23:14:15,855 INFO L130 BoogieDeclarations]: Found specification of procedure set_3 [2020-02-10 23:14:15,855 INFO L138 BoogieDeclarations]: Found implementation of procedure set_3 [2020-02-10 23:14:15,855 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_4 given in one single declaration [2020-02-10 23:14:15,855 INFO L130 BoogieDeclarations]: Found specification of procedure set_4 [2020-02-10 23:14:15,855 INFO L138 BoogieDeclarations]: Found implementation of procedure set_4 [2020-02-10 23:14:15,856 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_0 given in one single declaration [2020-02-10 23:14:15,856 INFO L130 BoogieDeclarations]: Found specification of procedure set_0 [2020-02-10 23:14:15,856 INFO L138 BoogieDeclarations]: Found implementation of procedure set_0 [2020-02-10 23:14:15,856 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_9 given in one single declaration [2020-02-10 23:14:15,856 INFO L130 BoogieDeclarations]: Found specification of procedure set_9 [2020-02-10 23:14:15,857 INFO L138 BoogieDeclarations]: Found implementation of procedure set_9 [2020-02-10 23:14:15,857 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-02-10 23:14:15,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-02-10 23:14:15,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-02-10 23:14:15,857 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_12 given in one single declaration [2020-02-10 23:14:15,857 INFO L130 BoogieDeclarations]: Found specification of procedure set_12 [2020-02-10 23:14:15,858 INFO L138 BoogieDeclarations]: Found implementation of procedure set_12 [2020-02-10 23:14:15,858 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_5 given in one single declaration [2020-02-10 23:14:15,858 INFO L130 BoogieDeclarations]: Found specification of procedure set_5 [2020-02-10 23:14:15,858 INFO L138 BoogieDeclarations]: Found implementation of procedure set_5 [2020-02-10 23:14:15,858 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_6 given in one single declaration [2020-02-10 23:14:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure set_6 [2020-02-10 23:14:15,859 INFO L138 BoogieDeclarations]: Found implementation of procedure set_6 [2020-02-10 23:14:15,859 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_10 given in one single declaration [2020-02-10 23:14:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure set_10 [2020-02-10 23:14:15,859 INFO L138 BoogieDeclarations]: Found implementation of procedure set_10 [2020-02-10 23:14:15,860 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_7 given in one single declaration [2020-02-10 23:14:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure set_7 [2020-02-10 23:14:15,860 INFO L138 BoogieDeclarations]: Found implementation of procedure set_7 [2020-02-10 23:14:15,860 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_11 given in one single declaration [2020-02-10 23:14:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure set_11 [2020-02-10 23:14:15,860 INFO L138 BoogieDeclarations]: Found implementation of procedure set_11 [2020-02-10 23:14:15,861 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_8 given in one single declaration [2020-02-10 23:14:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure set_8 [2020-02-10 23:14:15,861 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8 [2020-02-10 23:14:15,862 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-02-10 23:14:16,240 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-02-10 23:14:16,240 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-02-10 23:14:16,246 INFO L202 PluginConnector]: Adding new model example_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:14:16 BoogieIcfgContainer [2020-02-10 23:14:16,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-02-10 23:14:16,250 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-02-10 23:14:16,250 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-02-10 23:14:16,253 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-02-10 23:14:16,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:14:15" (1/2) ... [2020-02-10 23:14:16,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17aa80d2 and model type example_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:14:16, skipping insertion in model container [2020-02-10 23:14:16,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:14:16" (2/2) ... [2020-02-10 23:14:16,258 INFO L109 eAbstractionObserver]: Analyzing ICFG example_13.bpl [2020-02-10 23:14:16,268 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-02-10 23:14:16,279 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-02-10 23:14:16,280 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-02-10 23:14:16,677 INFO L251 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2020-02-10 23:14:16,706 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-02-10 23:14:16,707 INFO L376 AbstractCegarLoop]: Hoare is false [2020-02-10 23:14:16,707 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-02-10 23:14:16,707 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-02-10 23:14:16,707 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-02-10 23:14:16,707 INFO L380 AbstractCegarLoop]: Difference is false [2020-02-10 23:14:16,707 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-02-10 23:14:16,708 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-02-10 23:14:16,738 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 108 places, 224 transitions [2020-02-10 23:19:07,227 INFO L129 PetriNetUnfolder]: 45057/53290 cut-off events. [2020-02-10 23:19:07,228 INFO L130 PetriNetUnfolder]: For 53248/53248 co-relation queries the response was YES. [2020-02-10 23:19:07,840 INFO L76 FinitePrefix]: Finished finitePrefix Result has 106578 conditions, 53290 events. 45057/53290 cut-off events. For 53248/53248 co-relation queries the response was YES. Maximal size of possible extension queue 1912. Compared 212040 event pairs. 0/53289 useless extension candidates. Maximal degree in co-relation 49214. Up to 12012 conditions per place. [2020-02-10 23:19:07,841 INFO L82 GeneralOperation]: Start removeDead. Operand has 108 places, 224 transitions [2020-02-10 23:19:09,251 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 93 places, 209 transitions [2020-02-10 23:19:09,254 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 93 places, 209 transitions [2020-02-10 23:19:09,255 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 93 places, 209 transitions [2020-02-10 23:23:45,521 INFO L129 PetriNetUnfolder]: 45057/53288 cut-off events. [2020-02-10 23:23:45,522 INFO L130 PetriNetUnfolder]: For 53248/53248 co-relation queries the response was YES. [2020-02-10 23:23:46,358 INFO L76 FinitePrefix]: Finished finitePrefix Result has 106576 conditions, 53288 events. 45057/53288 cut-off events. For 53248/53248 co-relation queries the response was YES. Maximal size of possible extension queue 1912. Compared 222117 event pairs. 0/53288 useless extension candidates. Maximal degree in co-relation 49214. Up to 12012 conditions per place. [2020-02-10 23:23:47,574 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 93 places, 209 transitions [2020-02-10 23:28:22,921 INFO L129 PetriNetUnfolder]: 45057/53288 cut-off events. [2020-02-10 23:28:22,921 INFO L130 PetriNetUnfolder]: For 53248/53248 co-relation queries the response was YES. [2020-02-10 23:28:23,439 INFO L76 FinitePrefix]: Finished finitePrefix Result has 106576 conditions, 53288 events. 45057/53288 cut-off events. For 53248/53248 co-relation queries the response was YES. Maximal size of possible extension queue 1912. Compared 222117 event pairs. 0/53288 useless extension candidates. Maximal degree in co-relation 49214. Up to 12012 conditions per place. [2020-02-10 23:28:24,926 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 8424 [2020-02-10 23:28:24,927 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-02-10 23:28:25,284 INFO L206 etLargeBlockEncoding]: Checked pairs total: 2262 [2020-02-10 23:28:25,285 INFO L214 etLargeBlockEncoding]: Total number of compositions: 13 [2020-02-10 23:28:25,286 INFO L160 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 556035 Received shutdown request... [2020-02-10 23:28:33,446 WARN L544 AbstractCegarLoop]: Verification canceled [2020-02-10 23:28:33,450 WARN L227 ceAbstractionStarter]: Timeout [2020-02-10 23:28:33,450 INFO L202 PluginConnector]: Adding new model example_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 11:28:33 BasicIcfg [2020-02-10 23:28:33,451 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-02-10 23:28:33,454 INFO L168 Benchmark]: Toolchain (without parser) took 857729.15 ms. Allocated memory was 137.9 MB in the beginning and 3.0 GB in the end (delta: 2.8 GB). Free memory was 118.6 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 3.1 GB. Max. memory is 7.1 GB. [2020-02-10 23:28:33,455 INFO L168 Benchmark]: Boogie PL CUP Parser took 1.40 ms. Allocated memory is still 137.9 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-02-10 23:28:33,456 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.92 ms. Allocated memory is still 137.9 MB. Free memory was 118.3 MB in the beginning and 116.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2020-02-10 23:28:33,458 INFO L168 Benchmark]: Boogie Preprocessor took 21.35 ms. Allocated memory is still 137.9 MB. Free memory was 116.4 MB in the beginning and 115.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2020-02-10 23:28:33,459 INFO L168 Benchmark]: RCFGBuilder took 463.84 ms. Allocated memory is still 137.9 MB. Free memory was 115.3 MB in the beginning and 98.7 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2020-02-10 23:28:33,460 INFO L168 Benchmark]: TraceAbstraction took 857201.01 ms. Allocated memory was 137.9 MB in the beginning and 3.0 GB in the end (delta: 2.8 GB). Free memory was 98.3 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 3.1 GB. Max. memory is 7.1 GB. [2020-02-10 23:28:33,466 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 1.40 ms. Allocated memory is still 137.9 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 34.92 ms. Allocated memory is still 137.9 MB. Free memory was 118.3 MB in the beginning and 116.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.35 ms. Allocated memory is still 137.9 MB. Free memory was 116.4 MB in the beginning and 115.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 463.84 ms. Allocated memory is still 137.9 MB. Free memory was 115.3 MB in the beginning and 98.7 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 857201.01 ms. Allocated memory was 137.9 MB in the beginning and 3.0 GB in the end (delta: 2.8 GB). Free memory was 98.3 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 3.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 556.0s, 93 ProgramPointsBefore, 80 ProgramPointsAfterwards, 209 TransitionsBefore, 196 TransitionsAfterwards, 8424 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 13 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2184 VarBasedMoverChecksPositive, 0 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 2262 CheckedPairsTotal, 13 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 39]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 39). Cancelled while PetriNetUnfolder was constructing finite prefix that currently has 15644 conditions, 7816 events (6834/7815 cut-off events. For 9089/9089 co-relation queries the response was YES. Maximal size of possible extension queue 1295. Compared 31867 event pairs. 0/9115 useless extension candidates. Maximal degree in co-relation 10709. Up to 4039 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. Result: TIMEOUT, OverallTime: 856.7s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 848.5s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=196occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown