/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/concurrent/bpl/mcr/example_13.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d9e330d [2020-02-10 19:29:20,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-02-10 19:29:20,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-02-10 19:29:20,562 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-02-10 19:29:20,562 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-02-10 19:29:20,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-02-10 19:29:20,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-02-10 19:29:20,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-02-10 19:29:20,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-02-10 19:29:20,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-02-10 19:29:20,570 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-02-10 19:29:20,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-02-10 19:29:20,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-02-10 19:29:20,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-02-10 19:29:20,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-02-10 19:29:20,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-02-10 19:29:20,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-02-10 19:29:20,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-02-10 19:29:20,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-02-10 19:29:20,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-02-10 19:29:20,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-02-10 19:29:20,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-02-10 19:29:20,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-02-10 19:29:20,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-02-10 19:29:20,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-02-10 19:29:20,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-02-10 19:29:20,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-02-10 19:29:20,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-02-10 19:29:20,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-02-10 19:29:20,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-02-10 19:29:20,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-02-10 19:29:20,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-02-10 19:29:20,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-02-10 19:29:20,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-02-10 19:29:20,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-02-10 19:29:20,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-02-10 19:29:20,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-02-10 19:29:20,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-02-10 19:29:20,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-02-10 19:29:20,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-02-10 19:29:20,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-02-10 19:29:20,596 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-02-10 19:29:20,610 INFO L113 SettingsManager]: Loading preferences was successful [2020-02-10 19:29:20,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-02-10 19:29:20,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-02-10 19:29:20,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-02-10 19:29:20,612 INFO L138 SettingsManager]: * Use SBE=true [2020-02-10 19:29:20,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-02-10 19:29:20,613 INFO L138 SettingsManager]: * sizeof long=4 [2020-02-10 19:29:20,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-02-10 19:29:20,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-02-10 19:29:20,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-02-10 19:29:20,613 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-02-10 19:29:20,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-02-10 19:29:20,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-02-10 19:29:20,614 INFO L138 SettingsManager]: * sizeof long double=12 [2020-02-10 19:29:20,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-02-10 19:29:20,614 INFO L138 SettingsManager]: * Use constant arrays=true [2020-02-10 19:29:20,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-02-10 19:29:20,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-02-10 19:29:20,615 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-02-10 19:29:20,615 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-02-10 19:29:20,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-02-10 19:29:20,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-02-10 19:29:20,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-02-10 19:29:20,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-02-10 19:29:20,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-02-10 19:29:20,617 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-02-10 19:29:20,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-02-10 19:29:20,617 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-02-10 19:29:20,617 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-02-10 19:29:20,617 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-02-10 19:29:20,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-02-10 19:29:20,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-02-10 19:29:20,917 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-02-10 19:29:20,918 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-02-10 19:29:20,919 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-02-10 19:29:20,919 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_13.bpl [2020-02-10 19:29:20,920 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_13.bpl' [2020-02-10 19:29:20,963 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-02-10 19:29:20,967 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-02-10 19:29:20,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-02-10 19:29:20,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-02-10 19:29:20,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-02-10 19:29:20,984 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 07:29:20" (1/1) ... [2020-02-10 19:29:20,994 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 07:29:20" (1/1) ... [2020-02-10 19:29:21,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-02-10 19:29:21,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-02-10 19:29:21,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-02-10 19:29:21,005 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-02-10 19:29:21,015 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 07:29:20" (1/1) ... [2020-02-10 19:29:21,016 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 07:29:20" (1/1) ... [2020-02-10 19:29:21,017 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 07:29:20" (1/1) ... [2020-02-10 19:29:21,017 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 07:29:20" (1/1) ... [2020-02-10 19:29:21,021 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 07:29:20" (1/1) ... [2020-02-10 19:29:21,025 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 07:29:20" (1/1) ... [2020-02-10 19:29:21,026 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 07:29:20" (1/1) ... [2020-02-10 19:29:21,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-02-10 19:29:21,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-02-10 19:29:21,030 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-02-10 19:29:21,030 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-02-10 19:29:21,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 07:29:20" (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 19:29:21,118 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_1 given in one single declaration [2020-02-10 19:29:21,119 INFO L130 BoogieDeclarations]: Found specification of procedure set_1 [2020-02-10 19:29:21,120 INFO L138 BoogieDeclarations]: Found implementation of procedure set_1 [2020-02-10 19:29:21,121 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_2 given in one single declaration [2020-02-10 19:29:21,121 INFO L130 BoogieDeclarations]: Found specification of procedure set_2 [2020-02-10 19:29:21,122 INFO L138 BoogieDeclarations]: Found implementation of procedure set_2 [2020-02-10 19:29:21,122 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_3 given in one single declaration [2020-02-10 19:29:21,122 INFO L130 BoogieDeclarations]: Found specification of procedure set_3 [2020-02-10 19:29:21,122 INFO L138 BoogieDeclarations]: Found implementation of procedure set_3 [2020-02-10 19:29:21,122 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_4 given in one single declaration [2020-02-10 19:29:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure set_4 [2020-02-10 19:29:21,123 INFO L138 BoogieDeclarations]: Found implementation of procedure set_4 [2020-02-10 19:29:21,123 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_0 given in one single declaration [2020-02-10 19:29:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure set_0 [2020-02-10 19:29:21,123 INFO L138 BoogieDeclarations]: Found implementation of procedure set_0 [2020-02-10 19:29:21,124 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_9 given in one single declaration [2020-02-10 19:29:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure set_9 [2020-02-10 19:29:21,124 INFO L138 BoogieDeclarations]: Found implementation of procedure set_9 [2020-02-10 19:29:21,124 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-02-10 19:29:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-02-10 19:29:21,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-02-10 19:29:21,125 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_12 given in one single declaration [2020-02-10 19:29:21,125 INFO L130 BoogieDeclarations]: Found specification of procedure set_12 [2020-02-10 19:29:21,126 INFO L138 BoogieDeclarations]: Found implementation of procedure set_12 [2020-02-10 19:29:21,126 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_5 given in one single declaration [2020-02-10 19:29:21,133 INFO L130 BoogieDeclarations]: Found specification of procedure set_5 [2020-02-10 19:29:21,134 INFO L138 BoogieDeclarations]: Found implementation of procedure set_5 [2020-02-10 19:29:21,135 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_6 given in one single declaration [2020-02-10 19:29:21,136 INFO L130 BoogieDeclarations]: Found specification of procedure set_6 [2020-02-10 19:29:21,136 INFO L138 BoogieDeclarations]: Found implementation of procedure set_6 [2020-02-10 19:29:21,136 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_10 given in one single declaration [2020-02-10 19:29:21,136 INFO L130 BoogieDeclarations]: Found specification of procedure set_10 [2020-02-10 19:29:21,137 INFO L138 BoogieDeclarations]: Found implementation of procedure set_10 [2020-02-10 19:29:21,137 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_7 given in one single declaration [2020-02-10 19:29:21,138 INFO L130 BoogieDeclarations]: Found specification of procedure set_7 [2020-02-10 19:29:21,138 INFO L138 BoogieDeclarations]: Found implementation of procedure set_7 [2020-02-10 19:29:21,138 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_11 given in one single declaration [2020-02-10 19:29:21,139 INFO L130 BoogieDeclarations]: Found specification of procedure set_11 [2020-02-10 19:29:21,139 INFO L138 BoogieDeclarations]: Found implementation of procedure set_11 [2020-02-10 19:29:21,139 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_8 given in one single declaration [2020-02-10 19:29:21,139 INFO L130 BoogieDeclarations]: Found specification of procedure set_8 [2020-02-10 19:29:21,139 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8 [2020-02-10 19:29:21,141 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 19:29:21,517 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-02-10 19:29:21,518 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-02-10 19:29:21,521 INFO L202 PluginConnector]: Adding new model example_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 07:29:21 BoogieIcfgContainer [2020-02-10 19:29:21,521 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-02-10 19:29:21,522 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-02-10 19:29:21,522 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-02-10 19:29:21,525 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-02-10 19:29:21,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 07:29:20" (1/2) ... [2020-02-10 19:29:21,527 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@267e2a and model type example_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 07:29:21, skipping insertion in model container [2020-02-10 19:29:21,527 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 07:29:21" (2/2) ... [2020-02-10 19:29:21,528 INFO L109 eAbstractionObserver]: Analyzing ICFG example_13.bpl [2020-02-10 19:29:21,537 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-02-10 19:29:21,537 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-02-10 19:29:21,546 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-02-10 19:29:21,547 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-02-10 19:29:21,968 INFO L251 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2020-02-10 19:29:21,996 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-02-10 19:29:21,996 INFO L376 AbstractCegarLoop]: Hoare is true [2020-02-10 19:29:21,997 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-02-10 19:29:21,997 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-02-10 19:29:21,997 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-02-10 19:29:21,998 INFO L380 AbstractCegarLoop]: Difference is false [2020-02-10 19:29:21,998 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-02-10 19:29:21,998 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-02-10 19:29:22,026 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 108 places, 224 transitions [2020-02-10 19:29:22,028 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 108 places, 224 transitions [2020-02-10 19:33:41,197 INFO L129 PetriNetUnfolder]: 45057/53290 cut-off events. [2020-02-10 19:33:41,198 INFO L130 PetriNetUnfolder]: For 53248/53248 co-relation queries the response was YES. [2020-02-10 19:33:41,805 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 19:33:43,101 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 108 places, 224 transitions [2020-02-10 19:37:47,378 INFO L129 PetriNetUnfolder]: 45057/53290 cut-off events. [2020-02-10 19:37:47,378 INFO L130 PetriNetUnfolder]: For 53248/53248 co-relation queries the response was YES. [2020-02-10 19:37:47,906 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 19:37:49,049 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 8424 [2020-02-10 19:37:49,051 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-02-10 19:37:49,386 INFO L206 etLargeBlockEncoding]: Checked pairs total: 2262 [2020-02-10 19:37:49,387 INFO L214 etLargeBlockEncoding]: Total number of compositions: 14 [2020-02-10 19:37:49,391 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 94 places, 210 transitions Received shutdown request... [2020-02-10 19:43:29,762 WARN L544 AbstractCegarLoop]: Verification canceled [2020-02-10 19:43:29,766 WARN L227 ceAbstractionStarter]: Timeout [2020-02-10 19:43:29,766 INFO L202 PluginConnector]: Adding new model example_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 07:43:29 BasicIcfg [2020-02-10 19:43:29,767 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-02-10 19:43:29,770 INFO L168 Benchmark]: Toolchain (without parser) took 848803.67 ms. Allocated memory was 145.8 MB in the beginning and 3.6 GB in the end (delta: 3.4 GB). Free memory was 120.8 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.9 GB. Max. memory is 7.1 GB. [2020-02-10 19:43:29,771 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-02-10 19:43:29,772 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.35 ms. Allocated memory is still 145.8 MB. Free memory was 120.6 MB in the beginning and 118.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2020-02-10 19:43:29,773 INFO L168 Benchmark]: Boogie Preprocessor took 24.97 ms. Allocated memory is still 145.8 MB. Free memory was 118.9 MB in the beginning and 117.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2020-02-10 19:43:29,774 INFO L168 Benchmark]: RCFGBuilder took 491.93 ms. Allocated memory is still 145.8 MB. Free memory was 117.6 MB in the beginning and 101.0 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2020-02-10 19:43:29,775 INFO L168 Benchmark]: TraceAbstraction took 848244.55 ms. Allocated memory was 145.8 MB in the beginning and 3.6 GB in the end (delta: 3.4 GB). Free memory was 100.5 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.9 GB. Max. memory is 7.1 GB. [2020-02-10 19:43:29,779 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 0.19 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 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 36.35 ms. Allocated memory is still 145.8 MB. Free memory was 120.6 MB in the beginning and 118.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.97 ms. Allocated memory is still 145.8 MB. Free memory was 118.9 MB in the beginning and 117.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 491.93 ms. Allocated memory is still 145.8 MB. Free memory was 117.6 MB in the beginning and 101.0 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 848244.55 ms. Allocated memory was 145.8 MB in the beginning and 3.6 GB in the end (delta: 3.4 GB). Free memory was 100.5 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 507.3s, 108 ProgramPointsBefore, 94 ProgramPointsAfterwards, 224 TransitionsBefore, 210 TransitionsAfterwards, 8424 CoEnabledTransitionPairs, 2 FixpointIterations, 1 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, 14 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 39]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 39). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 94 places, 210 transitions. Already constructed 364853 states. Currently 146009 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. Result: TIMEOUT, OverallTime: 847.7s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 847.7s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, 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