/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_12.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d9e330d [2020-02-10 19:29:20,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-02-10 19:29:20,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-02-10 19:29:20,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-02-10 19:29:20,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-02-10 19:29:20,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-02-10 19:29:20,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-02-10 19:29:20,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-02-10 19:29:20,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-02-10 19:29:20,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-02-10 19:29:20,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-02-10 19:29:20,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-02-10 19:29:20,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-02-10 19:29:20,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-02-10 19:29:20,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-02-10 19:29:20,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-02-10 19:29:20,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-02-10 19:29:20,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-02-10 19:29:20,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-02-10 19:29:20,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-02-10 19:29:20,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-02-10 19:29:20,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-02-10 19:29:20,661 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-02-10 19:29:20,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-02-10 19:29:20,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-02-10 19:29:20,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-02-10 19:29:20,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-02-10 19:29:20,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-02-10 19:29:20,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-02-10 19:29:20,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-02-10 19:29:20,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-02-10 19:29:20,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-02-10 19:29:20,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-02-10 19:29:20,676 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-02-10 19:29:20,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-02-10 19:29:20,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-02-10 19:29:20,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-02-10 19:29:20,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-02-10 19:29:20,680 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-02-10 19:29:20,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-02-10 19:29:20,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-02-10 19:29:20,682 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 19:29:20,696 INFO L113 SettingsManager]: Loading preferences was successful [2020-02-10 19:29:20,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-02-10 19:29:20,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-02-10 19:29:20,697 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-02-10 19:29:20,698 INFO L138 SettingsManager]: * Use SBE=true [2020-02-10 19:29:20,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-02-10 19:29:20,698 INFO L138 SettingsManager]: * sizeof long=4 [2020-02-10 19:29:20,698 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-02-10 19:29:20,698 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-02-10 19:29:20,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-02-10 19:29:20,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-02-10 19:29:20,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-02-10 19:29:20,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-02-10 19:29:20,699 INFO L138 SettingsManager]: * sizeof long double=12 [2020-02-10 19:29:20,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-02-10 19:29:20,700 INFO L138 SettingsManager]: * Use constant arrays=true [2020-02-10 19:29:20,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-02-10 19:29:20,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-02-10 19:29:20,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-02-10 19:29:20,701 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-02-10 19:29:20,701 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-02-10 19:29:20,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-02-10 19:29:20,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-02-10 19:29:20,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-02-10 19:29:20,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-02-10 19:29:20,702 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-02-10 19:29:20,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-02-10 19:29:20,702 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-02-10 19:29:20,702 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-02-10 19:29:20,703 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-02-10 19:29:21,004 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-02-10 19:29:21,017 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-02-10 19:29:21,020 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-02-10 19:29:21,022 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-02-10 19:29:21,022 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-02-10 19:29:21,023 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_12.bpl [2020-02-10 19:29:21,023 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_12.bpl' [2020-02-10 19:29:21,058 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-02-10 19:29:21,062 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-02-10 19:29:21,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-02-10 19:29:21,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-02-10 19:29:21,064 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-02-10 19:29:21,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 07:29:21" (1/1) ... [2020-02-10 19:29:21,090 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 07:29:21" (1/1) ... [2020-02-10 19:29:21,099 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-02-10 19:29:21,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-02-10 19:29:21,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-02-10 19:29:21,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-02-10 19:29:21,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 07:29:21" (1/1) ... [2020-02-10 19:29:21,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 07:29:21" (1/1) ... [2020-02-10 19:29:21,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 07:29:21" (1/1) ... [2020-02-10 19:29:21,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 07:29:21" (1/1) ... [2020-02-10 19:29:21,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 07:29:21" (1/1) ... [2020-02-10 19:29:21,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 07:29:21" (1/1) ... [2020-02-10 19:29:21,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 07:29:21" (1/1) ... [2020-02-10 19:29:21,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-02-10 19:29:21,122 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-02-10 19:29:21,122 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-02-10 19:29:21,122 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-02-10 19:29:21,123 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 07:29:21" (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 19:29:21,189 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_1 given in one single declaration [2020-02-10 19:29:21,189 INFO L130 BoogieDeclarations]: Found specification of procedure set_1 [2020-02-10 19:29:21,189 INFO L138 BoogieDeclarations]: Found implementation of procedure set_1 [2020-02-10 19:29:21,190 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_2 given in one single declaration [2020-02-10 19:29:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure set_2 [2020-02-10 19:29:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure set_2 [2020-02-10 19:29:21,190 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_3 given in one single declaration [2020-02-10 19:29:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure set_3 [2020-02-10 19:29:21,191 INFO L138 BoogieDeclarations]: Found implementation of procedure set_3 [2020-02-10 19:29:21,191 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_4 given in one single declaration [2020-02-10 19:29:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure set_4 [2020-02-10 19:29:21,192 INFO L138 BoogieDeclarations]: Found implementation of procedure set_4 [2020-02-10 19:29:21,192 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_0 given in one single declaration [2020-02-10 19:29:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure set_0 [2020-02-10 19:29:21,192 INFO L138 BoogieDeclarations]: Found implementation of procedure set_0 [2020-02-10 19:29:21,192 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_9 given in one single declaration [2020-02-10 19:29:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure set_9 [2020-02-10 19:29:21,193 INFO L138 BoogieDeclarations]: Found implementation of procedure set_9 [2020-02-10 19:29:21,193 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-02-10 19:29:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-02-10 19:29:21,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-02-10 19:29:21,194 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_5 given in one single declaration [2020-02-10 19:29:21,194 INFO L130 BoogieDeclarations]: Found specification of procedure set_5 [2020-02-10 19:29:21,194 INFO L138 BoogieDeclarations]: Found implementation of procedure set_5 [2020-02-10 19:29:21,194 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_6 given in one single declaration [2020-02-10 19:29:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure set_6 [2020-02-10 19:29:21,195 INFO L138 BoogieDeclarations]: Found implementation of procedure set_6 [2020-02-10 19:29:21,195 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_10 given in one single declaration [2020-02-10 19:29:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure set_10 [2020-02-10 19:29:21,195 INFO L138 BoogieDeclarations]: Found implementation of procedure set_10 [2020-02-10 19:29:21,196 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_7 given in one single declaration [2020-02-10 19:29:21,196 INFO L130 BoogieDeclarations]: Found specification of procedure set_7 [2020-02-10 19:29:21,196 INFO L138 BoogieDeclarations]: Found implementation of procedure set_7 [2020-02-10 19:29:21,196 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_11 given in one single declaration [2020-02-10 19:29:21,196 INFO L130 BoogieDeclarations]: Found specification of procedure set_11 [2020-02-10 19:29:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure set_11 [2020-02-10 19:29:21,197 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_8 given in one single declaration [2020-02-10 19:29:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure set_8 [2020-02-10 19:29:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8 [2020-02-10 19:29:21,200 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 19:29:21,596 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-02-10 19:29:21,596 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-02-10 19:29:21,603 INFO L202 PluginConnector]: Adding new model example_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 07:29:21 BoogieIcfgContainer [2020-02-10 19:29:21,604 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-02-10 19:29:21,605 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-02-10 19:29:21,605 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-02-10 19:29:21,609 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-02-10 19:29:21,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 07:29:21" (1/2) ... [2020-02-10 19:29:21,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22a6083c and model type example_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 07:29:21, skipping insertion in model container [2020-02-10 19:29:21,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 07:29:21" (2/2) ... [2020-02-10 19:29:21,614 INFO L109 eAbstractionObserver]: Analyzing ICFG example_12.bpl [2020-02-10 19:29:21,625 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-02-10 19:29:21,625 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-02-10 19:29:21,635 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-02-10 19:29:21,635 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-02-10 19:29:22,084 INFO L251 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2020-02-10 19:29:22,107 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-02-10 19:29:22,107 INFO L376 AbstractCegarLoop]: Hoare is true [2020-02-10 19:29:22,108 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-02-10 19:29:22,108 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-02-10 19:29:22,108 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-02-10 19:29:22,108 INFO L380 AbstractCegarLoop]: Difference is false [2020-02-10 19:29:22,108 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-02-10 19:29:22,108 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-02-10 19:29:22,128 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 100 places, 195 transitions [2020-02-10 19:29:22,130 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 100 places, 195 transitions [2020-02-10 19:30:07,416 INFO L129 PetriNetUnfolder]: 20481/24615 cut-off events. [2020-02-10 19:30:07,416 INFO L130 PetriNetUnfolder]: For 24576/24576 co-relation queries the response was YES. [2020-02-10 19:30:07,676 INFO L76 FinitePrefix]: Finished finitePrefix Result has 49228 conditions, 24615 events. 20481/24615 cut-off events. For 24576/24576 co-relation queries the response was YES. Maximal size of possible extension queue 988. Compared 94642 event pairs. 0/24614 useless extension candidates. Maximal degree in co-relation 22585. Up to 5544 conditions per place. [2020-02-10 19:30:08,155 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 100 places, 195 transitions [2020-02-10 19:30:52,077 INFO L129 PetriNetUnfolder]: 20481/24615 cut-off events. [2020-02-10 19:30:52,077 INFO L130 PetriNetUnfolder]: For 24576/24576 co-relation queries the response was YES. [2020-02-10 19:30:52,287 INFO L76 FinitePrefix]: Finished finitePrefix Result has 49228 conditions, 24615 events. 20481/24615 cut-off events. For 24576/24576 co-relation queries the response was YES. Maximal size of possible extension queue 988. Compared 94642 event pairs. 0/24614 useless extension candidates. Maximal degree in co-relation 22585. Up to 5544 conditions per place. [2020-02-10 19:30:52,721 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 6600 [2020-02-10 19:30:52,723 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-02-10 19:30:53,084 INFO L206 etLargeBlockEncoding]: Checked pairs total: 1782 [2020-02-10 19:30:53,085 INFO L214 etLargeBlockEncoding]: Total number of compositions: 13 [2020-02-10 19:30:53,089 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 87 places, 182 transitions Received shutdown request... [2020-02-10 19:43:22,429 WARN L544 AbstractCegarLoop]: Verification canceled [2020-02-10 19:43:22,433 WARN L227 ceAbstractionStarter]: Timeout [2020-02-10 19:43:22,433 INFO L202 PluginConnector]: Adding new model example_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 07:43:22 BasicIcfg [2020-02-10 19:43:22,433 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-02-10 19:43:22,437 INFO L168 Benchmark]: Toolchain (without parser) took 841375.26 ms. Allocated memory was 144.2 MB in the beginning and 3.7 GB in the end (delta: 3.6 GB). Free memory was 118.0 MB in the beginning and 1.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 4.5 GB. Max. memory is 7.1 GB. [2020-02-10 19:43:22,438 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 144.2 MB. Free memory is still 118.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-02-10 19:43:22,439 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.54 ms. Allocated memory is still 144.2 MB. Free memory was 117.6 MB in the beginning and 115.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2020-02-10 19:43:22,440 INFO L168 Benchmark]: Boogie Preprocessor took 21.77 ms. Allocated memory is still 144.2 MB. Free memory was 115.8 MB in the beginning and 114.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2020-02-10 19:43:22,441 INFO L168 Benchmark]: RCFGBuilder took 481.80 ms. Allocated memory is still 144.2 MB. Free memory was 114.5 MB in the beginning and 98.6 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2020-02-10 19:43:22,443 INFO L168 Benchmark]: TraceAbstraction took 840828.59 ms. Allocated memory was 144.2 MB in the beginning and 3.7 GB in the end (delta: 3.6 GB). Free memory was 98.1 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 4.5 GB. Max. memory is 7.1 GB. [2020-02-10 19:43:22,448 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 0.23 ms. Allocated memory is still 144.2 MB. Free memory is still 118.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 36.54 ms. Allocated memory is still 144.2 MB. Free memory was 117.6 MB in the beginning and 115.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.77 ms. Allocated memory is still 144.2 MB. Free memory was 115.8 MB in the beginning and 114.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 481.80 ms. Allocated memory is still 144.2 MB. Free memory was 114.5 MB in the beginning and 98.6 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 840828.59 ms. Allocated memory was 144.2 MB in the beginning and 3.7 GB in the end (delta: 3.6 GB). Free memory was 98.1 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 4.5 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 90.9s, 100 ProgramPointsBefore, 87 ProgramPointsAfterwards, 195 TransitionsBefore, 182 TransitionsAfterwards, 6600 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 12 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1716 VarBasedMoverChecksPositive, 0 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 1782 CheckedPairsTotal, 13 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 37]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 37). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 87 places, 182 transitions. Already constructed 474159 states. Currently 46711 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 13 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. Result: TIMEOUT, OverallTime: 840.3s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 840.3s, 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