/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-FA-NoLbe-MCR.epf -i ../../../trunk/examples/concurrent/bpl/mcr/example_20.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-abd8500 [2020-01-16 20:50:33,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-01-16 20:50:33,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-01-16 20:50:33,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-01-16 20:50:33,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-01-16 20:50:33,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-01-16 20:50:33,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-01-16 20:50:33,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-01-16 20:50:33,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-01-16 20:50:33,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-01-16 20:50:33,711 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-01-16 20:50:33,712 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-01-16 20:50:33,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-01-16 20:50:33,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-01-16 20:50:33,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-01-16 20:50:33,715 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-01-16 20:50:33,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-01-16 20:50:33,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-01-16 20:50:33,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-01-16 20:50:33,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-01-16 20:50:33,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-01-16 20:50:33,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-01-16 20:50:33,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-01-16 20:50:33,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-01-16 20:50:33,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-01-16 20:50:33,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-01-16 20:50:33,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-01-16 20:50:33,727 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-01-16 20:50:33,728 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-01-16 20:50:33,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-01-16 20:50:33,729 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-01-16 20:50:33,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-01-16 20:50:33,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-01-16 20:50:33,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-01-16 20:50:33,732 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-01-16 20:50:33,732 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-01-16 20:50:33,733 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-01-16 20:50:33,733 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-01-16 20:50:33,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-01-16 20:50:33,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-01-16 20:50:33,735 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-01-16 20:50:33,735 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-FA-NoLbe-MCR.epf [2020-01-16 20:50:33,749 INFO L113 SettingsManager]: Loading preferences was successful [2020-01-16 20:50:33,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-01-16 20:50:33,751 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-01-16 20:50:33,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-01-16 20:50:33,751 INFO L138 SettingsManager]: * Use SBE=true [2020-01-16 20:50:33,752 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-01-16 20:50:33,752 INFO L138 SettingsManager]: * sizeof long=4 [2020-01-16 20:50:33,752 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-01-16 20:50:33,752 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-01-16 20:50:33,752 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-01-16 20:50:33,753 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-01-16 20:50:33,753 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-01-16 20:50:33,753 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-01-16 20:50:33,753 INFO L138 SettingsManager]: * sizeof long double=12 [2020-01-16 20:50:33,753 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-01-16 20:50:33,754 INFO L138 SettingsManager]: * Use constant arrays=true [2020-01-16 20:50:33,754 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-01-16 20:50:33,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-01-16 20:50:33,754 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-01-16 20:50:33,754 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-01-16 20:50:33,755 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-01-16 20:50:33,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-01-16 20:50:33,755 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-01-16 20:50:33,755 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-01-16 20:50:33,756 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-01-16 20:50:33,756 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-01-16 20:50:33,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-01-16 20:50:33,756 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-01-16 20:50:33,756 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-01-16 20:50:33,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-01-16 20:50:33,757 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-01-16 20:50:33,757 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-01-16 20:50:34,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-01-16 20:50:34,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-01-16 20:50:34,096 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-01-16 20:50:34,097 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-01-16 20:50:34,098 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-01-16 20:50:34,098 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_20.bpl [2020-01-16 20:50:34,099 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_20.bpl' [2020-01-16 20:50:34,136 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-01-16 20:50:34,139 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-01-16 20:50:34,141 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-01-16 20:50:34,141 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-01-16 20:50:34,141 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-01-16 20:50:34,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 08:50:34" (1/1) ... [2020-01-16 20:50:34,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 08:50:34" (1/1) ... [2020-01-16 20:50:34,182 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-01-16 20:50:34,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-01-16 20:50:34,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-01-16 20:50:34,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-01-16 20:50:34,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 08:50:34" (1/1) ... [2020-01-16 20:50:34,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 08:50:34" (1/1) ... [2020-01-16 20:50:34,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 08:50:34" (1/1) ... [2020-01-16 20:50:34,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 08:50:34" (1/1) ... [2020-01-16 20:50:34,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 08:50:34" (1/1) ... [2020-01-16 20:50:34,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 08:50:34" (1/1) ... [2020-01-16 20:50:34,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 08:50:34" (1/1) ... [2020-01-16 20:50:34,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-01-16 20:50:34,235 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-01-16 20:50:34,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-01-16 20:50:34,238 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-01-16 20:50:34,240 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 08:50:34" (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 [2020-01-16 20:50:34,329 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_16 given in one single declaration [2020-01-16 20:50:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure set_16 [2020-01-16 20:50:34,330 INFO L138 BoogieDeclarations]: Found implementation of procedure set_16 [2020-01-16 20:50:34,330 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_17 given in one single declaration [2020-01-16 20:50:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure set_17 [2020-01-16 20:50:34,331 INFO L138 BoogieDeclarations]: Found implementation of procedure set_17 [2020-01-16 20:50:34,331 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_14 given in one single declaration [2020-01-16 20:50:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure set_14 [2020-01-16 20:50:34,331 INFO L138 BoogieDeclarations]: Found implementation of procedure set_14 [2020-01-16 20:50:34,332 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_15 given in one single declaration [2020-01-16 20:50:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure set_15 [2020-01-16 20:50:34,332 INFO L138 BoogieDeclarations]: Found implementation of procedure set_15 [2020-01-16 20:50:34,332 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_18 given in one single declaration [2020-01-16 20:50:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure set_18 [2020-01-16 20:50:34,333 INFO L138 BoogieDeclarations]: Found implementation of procedure set_18 [2020-01-16 20:50:34,333 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_19 given in one single declaration [2020-01-16 20:50:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure set_19 [2020-01-16 20:50:34,334 INFO L138 BoogieDeclarations]: Found implementation of procedure set_19 [2020-01-16 20:50:34,334 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_1 given in one single declaration [2020-01-16 20:50:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure set_1 [2020-01-16 20:50:34,334 INFO L138 BoogieDeclarations]: Found implementation of procedure set_1 [2020-01-16 20:50:34,335 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_2 given in one single declaration [2020-01-16 20:50:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure set_2 [2020-01-16 20:50:34,336 INFO L138 BoogieDeclarations]: Found implementation of procedure set_2 [2020-01-16 20:50:34,337 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_3 given in one single declaration [2020-01-16 20:50:34,339 INFO L130 BoogieDeclarations]: Found specification of procedure set_3 [2020-01-16 20:50:34,340 INFO L138 BoogieDeclarations]: Found implementation of procedure set_3 [2020-01-16 20:50:34,340 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_4 given in one single declaration [2020-01-16 20:50:34,340 INFO L130 BoogieDeclarations]: Found specification of procedure set_4 [2020-01-16 20:50:34,340 INFO L138 BoogieDeclarations]: Found implementation of procedure set_4 [2020-01-16 20:50:34,340 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_0 given in one single declaration [2020-01-16 20:50:34,341 INFO L130 BoogieDeclarations]: Found specification of procedure set_0 [2020-01-16 20:50:34,341 INFO L138 BoogieDeclarations]: Found implementation of procedure set_0 [2020-01-16 20:50:34,341 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_9 given in one single declaration [2020-01-16 20:50:34,341 INFO L130 BoogieDeclarations]: Found specification of procedure set_9 [2020-01-16 20:50:34,341 INFO L138 BoogieDeclarations]: Found implementation of procedure set_9 [2020-01-16 20:50:34,342 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-01-16 20:50:34,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-01-16 20:50:34,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-01-16 20:50:34,342 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_12 given in one single declaration [2020-01-16 20:50:34,342 INFO L130 BoogieDeclarations]: Found specification of procedure set_12 [2020-01-16 20:50:34,342 INFO L138 BoogieDeclarations]: Found implementation of procedure set_12 [2020-01-16 20:50:34,344 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_5 given in one single declaration [2020-01-16 20:50:34,344 INFO L130 BoogieDeclarations]: Found specification of procedure set_5 [2020-01-16 20:50:34,344 INFO L138 BoogieDeclarations]: Found implementation of procedure set_5 [2020-01-16 20:50:34,345 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_13 given in one single declaration [2020-01-16 20:50:34,345 INFO L130 BoogieDeclarations]: Found specification of procedure set_13 [2020-01-16 20:50:34,345 INFO L138 BoogieDeclarations]: Found implementation of procedure set_13 [2020-01-16 20:50:34,346 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_6 given in one single declaration [2020-01-16 20:50:34,346 INFO L130 BoogieDeclarations]: Found specification of procedure set_6 [2020-01-16 20:50:34,346 INFO L138 BoogieDeclarations]: Found implementation of procedure set_6 [2020-01-16 20:50:34,346 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_10 given in one single declaration [2020-01-16 20:50:34,347 INFO L130 BoogieDeclarations]: Found specification of procedure set_10 [2020-01-16 20:50:34,347 INFO L138 BoogieDeclarations]: Found implementation of procedure set_10 [2020-01-16 20:50:34,347 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_7 given in one single declaration [2020-01-16 20:50:34,347 INFO L130 BoogieDeclarations]: Found specification of procedure set_7 [2020-01-16 20:50:34,348 INFO L138 BoogieDeclarations]: Found implementation of procedure set_7 [2020-01-16 20:50:34,348 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_11 given in one single declaration [2020-01-16 20:50:34,348 INFO L130 BoogieDeclarations]: Found specification of procedure set_11 [2020-01-16 20:50:34,349 INFO L138 BoogieDeclarations]: Found implementation of procedure set_11 [2020-01-16 20:50:34,349 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_8 given in one single declaration [2020-01-16 20:50:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure set_8 [2020-01-16 20:50:34,349 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8 [2020-01-16 20:50:34,350 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-01-16 20:50:34,715 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-01-16 20:50:34,716 INFO L287 CfgBuilder]: Removed 0 assume(true) statements. [2020-01-16 20:50:34,717 INFO L202 PluginConnector]: Adding new model example_20.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.01 08:50:34 BoogieIcfgContainer [2020-01-16 20:50:34,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-01-16 20:50:34,718 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-01-16 20:50:34,719 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-01-16 20:50:34,722 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-01-16 20:50:34,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 08:50:34" (1/2) ... [2020-01-16 20:50:34,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d00c3ef and model type example_20.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.01 08:50:34, skipping insertion in model container [2020-01-16 20:50:34,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_20.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.01 08:50:34" (2/2) ... [2020-01-16 20:50:34,725 INFO L109 eAbstractionObserver]: Analyzing ICFG example_20.bpl [2020-01-16 20:50:34,736 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-01-16 20:50:34,736 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-01-16 20:50:34,743 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-01-16 20:50:34,744 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-01-16 20:50:35,390 INFO L250 AbstractCegarLoop]: Starting to check reachability of 21 error locations. [2020-01-16 20:50:35,412 INFO L374 AbstractCegarLoop]: Interprodecural is true [2020-01-16 20:50:35,412 INFO L375 AbstractCegarLoop]: Hoare is true [2020-01-16 20:50:35,412 INFO L376 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-01-16 20:50:35,413 INFO L377 AbstractCegarLoop]: Backedges is MCR [2020-01-16 20:50:35,413 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-01-16 20:50:35,413 INFO L379 AbstractCegarLoop]: Difference is false [2020-01-16 20:50:35,413 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-01-16 20:50:35,413 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-01-16 20:50:35,436 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 164 places, 483 transitions Received shutdown request... [2020-01-16 21:04:08,191 WARN L543 AbstractCegarLoop]: Verification canceled [2020-01-16 21:04:08,196 WARN L227 ceAbstractionStarter]: Timeout [2020-01-16 21:04:08,196 INFO L202 PluginConnector]: Adding new model example_20.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.01 09:04:08 BasicIcfg [2020-01-16 21:04:08,196 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-01-16 21:04:08,199 INFO L168 Benchmark]: Toolchain (without parser) took 814060.56 ms. Allocated memory was 144.2 MB in the beginning and 5.6 GB in the end (delta: 5.5 GB). Free memory was 119.0 MB in the beginning and 1.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 5.0 GB. Max. memory is 7.1 GB. [2020-01-16 21:04:08,200 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 144.2 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. [2020-01-16 21:04:08,201 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.12 ms. Allocated memory is still 144.2 MB. Free memory was 118.8 MB in the beginning and 117.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. [2020-01-16 21:04:08,202 INFO L168 Benchmark]: Boogie Preprocessor took 50.53 ms. Allocated memory is still 144.2 MB. Free memory was 117.2 MB in the beginning and 115.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2020-01-16 21:04:08,203 INFO L168 Benchmark]: RCFGBuilder took 482.93 ms. Allocated memory is still 144.2 MB. Free memory was 115.7 MB in the beginning and 95.2 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2020-01-16 21:04:08,204 INFO L168 Benchmark]: TraceAbstraction took 813477.90 ms. Allocated memory was 144.2 MB in the beginning and 5.6 GB in the end (delta: 5.5 GB). Free memory was 94.8 MB in the beginning and 1.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 5.0 GB. Max. memory is 7.1 GB. [2020-01-16 21:04:08,208 INFO L335 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 0.20 ms. Allocated memory is still 144.2 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 42.12 ms. Allocated memory is still 144.2 MB. Free memory was 118.8 MB in the beginning and 117.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.53 ms. Allocated memory is still 144.2 MB. Free memory was 117.2 MB in the beginning and 115.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 482.93 ms. Allocated memory is still 144.2 MB. Free memory was 115.7 MB in the beginning and 95.2 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 813477.90 ms. Allocated memory was 144.2 MB in the beginning and 5.6 GB in the end (delta: 5.5 GB). Free memory was 94.8 MB in the beginning and 1.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 5.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 53]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 53). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 164 places, 483 transitions. Already constructed 836363 states. Currently 381641 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 21 procedures, 104 locations, 1 error locations. Started 1 CEGAR loops. Result: TIMEOUT, OverallTime: 812.7s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 812.7s, 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