/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-SemanticLbe.epf -i ../../../trunk/examples/concurrent/bpl/mcr/example_13.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d9e330d [2020-02-10 22:45:42,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-02-10 22:45:42,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-02-10 22:45:42,599 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-02-10 22:45:42,600 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-02-10 22:45:42,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-02-10 22:45:42,604 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-02-10 22:45:42,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-02-10 22:45:42,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-02-10 22:45:42,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-02-10 22:45:42,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-02-10 22:45:42,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-02-10 22:45:42,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-02-10 22:45:42,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-02-10 22:45:42,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-02-10 22:45:42,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-02-10 22:45:42,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-02-10 22:45:42,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-02-10 22:45:42,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-02-10 22:45:42,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-02-10 22:45:42,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-02-10 22:45:42,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-02-10 22:45:42,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-02-10 22:45:42,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-02-10 22:45:42,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-02-10 22:45:42,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-02-10 22:45:42,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-02-10 22:45:42,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-02-10 22:45:42,646 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-02-10 22:45:42,648 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-02-10 22:45:42,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-02-10 22:45:42,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-02-10 22:45:42,652 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-02-10 22:45:42,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-02-10 22:45:42,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-02-10 22:45:42,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-02-10 22:45:42,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-02-10 22:45:42,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-02-10 22:45:42,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-02-10 22:45:42,662 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-02-10 22:45:42,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-02-10 22:45:42,665 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-SemanticLbe.epf [2020-02-10 22:45:42,684 INFO L113 SettingsManager]: Loading preferences was successful [2020-02-10 22:45:42,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-02-10 22:45:42,685 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-02-10 22:45:42,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-02-10 22:45:42,686 INFO L138 SettingsManager]: * Use SBE=true [2020-02-10 22:45:42,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-02-10 22:45:42,686 INFO L138 SettingsManager]: * sizeof long=4 [2020-02-10 22:45:42,686 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-02-10 22:45:42,686 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-02-10 22:45:42,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-02-10 22:45:42,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-02-10 22:45:42,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-02-10 22:45:42,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-02-10 22:45:42,688 INFO L138 SettingsManager]: * sizeof long double=12 [2020-02-10 22:45:42,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-02-10 22:45:42,688 INFO L138 SettingsManager]: * Use constant arrays=true [2020-02-10 22:45:42,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-02-10 22:45:42,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-02-10 22:45:42,689 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-02-10 22:45:42,689 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-02-10 22:45:42,689 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-02-10 22:45:42,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-02-10 22:45:42,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-02-10 22:45:42,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-02-10 22:45:42,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-02-10 22:45:42,690 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-02-10 22:45:42,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-02-10 22:45:42,691 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2020-02-10 22:45:42,691 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-02-10 22:45:42,993 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-02-10 22:45:43,009 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-02-10 22:45:43,014 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-02-10 22:45:43,015 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-02-10 22:45:43,016 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-02-10 22:45:43,016 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_13.bpl [2020-02-10 22:45:43,017 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_13.bpl' [2020-02-10 22:45:43,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-02-10 22:45:43,060 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-02-10 22:45:43,061 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-02-10 22:45:43,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-02-10 22:45:43,061 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-02-10 22:45:43,077 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 10:45:43" (1/1) ... [2020-02-10 22:45:43,087 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 10:45:43" (1/1) ... [2020-02-10 22:45:43,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-02-10 22:45:43,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-02-10 22:45:43,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-02-10 22:45:43,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-02-10 22:45:43,108 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 10:45:43" (1/1) ... [2020-02-10 22:45:43,109 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 10:45:43" (1/1) ... [2020-02-10 22:45:43,110 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 10:45:43" (1/1) ... [2020-02-10 22:45:43,110 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 10:45:43" (1/1) ... [2020-02-10 22:45:43,114 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 10:45:43" (1/1) ... [2020-02-10 22:45:43,116 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 10:45:43" (1/1) ... [2020-02-10 22:45:43,117 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 10:45:43" (1/1) ... [2020-02-10 22:45:43,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-02-10 22:45:43,119 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-02-10 22:45:43,119 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-02-10 22:45:43,120 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-02-10 22:45:43,121 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 10:45:43" (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 22:45:43,186 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_1 given in one single declaration [2020-02-10 22:45:43,186 INFO L130 BoogieDeclarations]: Found specification of procedure set_1 [2020-02-10 22:45:43,187 INFO L138 BoogieDeclarations]: Found implementation of procedure set_1 [2020-02-10 22:45:43,187 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_2 given in one single declaration [2020-02-10 22:45:43,187 INFO L130 BoogieDeclarations]: Found specification of procedure set_2 [2020-02-10 22:45:43,187 INFO L138 BoogieDeclarations]: Found implementation of procedure set_2 [2020-02-10 22:45:43,188 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_3 given in one single declaration [2020-02-10 22:45:43,188 INFO L130 BoogieDeclarations]: Found specification of procedure set_3 [2020-02-10 22:45:43,188 INFO L138 BoogieDeclarations]: Found implementation of procedure set_3 [2020-02-10 22:45:43,188 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_4 given in one single declaration [2020-02-10 22:45:43,188 INFO L130 BoogieDeclarations]: Found specification of procedure set_4 [2020-02-10 22:45:43,189 INFO L138 BoogieDeclarations]: Found implementation of procedure set_4 [2020-02-10 22:45:43,189 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_0 given in one single declaration [2020-02-10 22:45:43,189 INFO L130 BoogieDeclarations]: Found specification of procedure set_0 [2020-02-10 22:45:43,189 INFO L138 BoogieDeclarations]: Found implementation of procedure set_0 [2020-02-10 22:45:43,189 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_9 given in one single declaration [2020-02-10 22:45:43,190 INFO L130 BoogieDeclarations]: Found specification of procedure set_9 [2020-02-10 22:45:43,190 INFO L138 BoogieDeclarations]: Found implementation of procedure set_9 [2020-02-10 22:45:43,190 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-02-10 22:45:43,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-02-10 22:45:43,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-02-10 22:45:43,191 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_12 given in one single declaration [2020-02-10 22:45:43,191 INFO L130 BoogieDeclarations]: Found specification of procedure set_12 [2020-02-10 22:45:43,191 INFO L138 BoogieDeclarations]: Found implementation of procedure set_12 [2020-02-10 22:45:43,191 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_5 given in one single declaration [2020-02-10 22:45:43,191 INFO L130 BoogieDeclarations]: Found specification of procedure set_5 [2020-02-10 22:45:43,192 INFO L138 BoogieDeclarations]: Found implementation of procedure set_5 [2020-02-10 22:45:43,192 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_6 given in one single declaration [2020-02-10 22:45:43,192 INFO L130 BoogieDeclarations]: Found specification of procedure set_6 [2020-02-10 22:45:43,192 INFO L138 BoogieDeclarations]: Found implementation of procedure set_6 [2020-02-10 22:45:43,192 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_10 given in one single declaration [2020-02-10 22:45:43,193 INFO L130 BoogieDeclarations]: Found specification of procedure set_10 [2020-02-10 22:45:43,193 INFO L138 BoogieDeclarations]: Found implementation of procedure set_10 [2020-02-10 22:45:43,193 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_7 given in one single declaration [2020-02-10 22:45:43,193 INFO L130 BoogieDeclarations]: Found specification of procedure set_7 [2020-02-10 22:45:43,193 INFO L138 BoogieDeclarations]: Found implementation of procedure set_7 [2020-02-10 22:45:43,194 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_11 given in one single declaration [2020-02-10 22:45:43,194 INFO L130 BoogieDeclarations]: Found specification of procedure set_11 [2020-02-10 22:45:43,194 INFO L138 BoogieDeclarations]: Found implementation of procedure set_11 [2020-02-10 22:45:43,194 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_8 given in one single declaration [2020-02-10 22:45:43,194 INFO L130 BoogieDeclarations]: Found specification of procedure set_8 [2020-02-10 22:45:43,195 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8 [2020-02-10 22:45:43,196 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 22:45:43,536 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-02-10 22:45:43,536 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-02-10 22:45:43,540 INFO L202 PluginConnector]: Adding new model example_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 10:45:43 BoogieIcfgContainer [2020-02-10 22:45:43,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-02-10 22:45:43,542 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-02-10 22:45:43,542 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-02-10 22:45:43,545 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-02-10 22:45:43,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 10:45:43" (1/2) ... [2020-02-10 22:45:43,546 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33f5d98e and model type example_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 10:45:43, skipping insertion in model container [2020-02-10 22:45:43,546 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 10:45:43" (2/2) ... [2020-02-10 22:45:43,548 INFO L109 eAbstractionObserver]: Analyzing ICFG example_13.bpl [2020-02-10 22:45:43,558 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-02-10 22:45:43,566 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-02-10 22:45:43,567 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-02-10 22:45:43,976 INFO L251 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2020-02-10 22:45:44,010 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-02-10 22:45:44,010 INFO L376 AbstractCegarLoop]: Hoare is false [2020-02-10 22:45:44,010 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-02-10 22:45:44,011 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-02-10 22:45:44,011 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-02-10 22:45:44,011 INFO L380 AbstractCegarLoop]: Difference is false [2020-02-10 22:45:44,011 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-02-10 22:45:44,012 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-02-10 22:45:44,044 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 108 places, 224 transitions [2020-02-10 22:50:01,286 INFO L129 PetriNetUnfolder]: 45057/53290 cut-off events. [2020-02-10 22:50:01,286 INFO L130 PetriNetUnfolder]: For 53248/53248 co-relation queries the response was YES. [2020-02-10 22:50:01,870 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 22:50:01,871 INFO L82 GeneralOperation]: Start removeDead. Operand has 108 places, 224 transitions [2020-02-10 22:50:03,221 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 93 places, 209 transitions [2020-02-10 22:50:03,225 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 93 places, 209 transitions [2020-02-10 22:50:03,225 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 93 places, 209 transitions [2020-02-10 22:54:09,980 INFO L129 PetriNetUnfolder]: 45057/53288 cut-off events. [2020-02-10 22:54:09,980 INFO L130 PetriNetUnfolder]: For 53248/53248 co-relation queries the response was YES. [2020-02-10 22:54:10,746 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 22:54:11,873 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 93 places, 209 transitions [2020-02-10 22:58:14,669 INFO L129 PetriNetUnfolder]: 45057/53288 cut-off events. [2020-02-10 22:58:14,669 INFO L130 PetriNetUnfolder]: For 53248/53248 co-relation queries the response was YES. [2020-02-10 22:58:15,188 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 22:58:16,291 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 8424 [2020-02-10 22:58:16,292 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-02-10 22:58:16,569 INFO L206 etLargeBlockEncoding]: Checked pairs total: 2262 [2020-02-10 22:58:16,569 INFO L214 etLargeBlockEncoding]: Total number of compositions: 13 [2020-02-10 22:58:16,569 INFO L160 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 493347 Received shutdown request... [2020-02-10 22:59:57,672 WARN L544 AbstractCegarLoop]: Verification canceled [2020-02-10 22:59:57,675 WARN L227 ceAbstractionStarter]: Timeout [2020-02-10 22:59:57,676 INFO L202 PluginConnector]: Adding new model example_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 10:59:57 BasicIcfg [2020-02-10 22:59:57,676 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-02-10 22:59:57,679 INFO L168 Benchmark]: Toolchain (without parser) took 854619.52 ms. Allocated memory was 137.4 MB in the beginning and 2.6 GB in the end (delta: 2.5 GB). Free memory was 119.3 MB in the beginning and 654.2 MB in the end (delta: -535.0 MB). Peak memory consumption was 3.1 GB. Max. memory is 7.1 GB. [2020-02-10 22:59:57,681 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.47 ms. Allocated memory is still 137.4 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-02-10 22:59:57,682 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.07 ms. Allocated memory is still 137.4 MB. Free memory was 119.1 MB in the beginning and 117.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2020-02-10 22:59:57,683 INFO L168 Benchmark]: Boogie Preprocessor took 21.93 ms. Allocated memory is still 137.4 MB. Free memory was 117.1 MB in the beginning and 116.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2020-02-10 22:59:57,684 INFO L168 Benchmark]: RCFGBuilder took 421.38 ms. Allocated memory is still 137.4 MB. Free memory was 116.0 MB in the beginning and 99.5 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2020-02-10 22:59:57,686 INFO L168 Benchmark]: TraceAbstraction took 854134.50 ms. Allocated memory was 137.4 MB in the beginning and 2.6 GB in the end (delta: 2.5 GB). Free memory was 99.0 MB in the beginning and 654.2 MB in the end (delta: -555.2 MB). Peak memory consumption was 3.1 GB. Max. memory is 7.1 GB. [2020-02-10 22:59:57,693 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 0.47 ms. Allocated memory is still 137.4 MB. Free memory was 120.5 MB in the beginning and 120.3 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 36.07 ms. Allocated memory is still 137.4 MB. Free memory was 119.1 MB in the beginning and 117.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.93 ms. Allocated memory is still 137.4 MB. Free memory was 117.1 MB in the beginning and 116.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 421.38 ms. Allocated memory is still 137.4 MB. Free memory was 116.0 MB in the beginning and 99.5 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 854134.50 ms. Allocated memory was 137.4 MB in the beginning and 2.6 GB in the end (delta: 2.5 GB). Free memory was 99.0 MB in the beginning and 654.2 MB in the end (delta: -555.2 MB). 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: 493.3s, 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 69836 conditions, 34912 events (30130/34911 cut-off events. For 36590/36590 co-relation queries the response was YES. Maximal size of possible extension queue 1912. Compared 142276 event pairs. 0/36616 useless extension candidates. Maximal degree in co-relation 37839. Up to 10956 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. Result: TIMEOUT, OverallTime: 853.6s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 752.5s, 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