/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-NoLbe-MCR.epf -i ../../../trunk/examples/concurrent/bpl/mcr/example_19.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d9e330d [2020-02-11 01:11:03,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-02-11 01:11:03,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-02-11 01:11:03,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-02-11 01:11:03,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-02-11 01:11:03,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-02-11 01:11:03,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-02-11 01:11:03,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-02-11 01:11:03,241 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-02-11 01:11:03,244 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-02-11 01:11:03,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-02-11 01:11:03,247 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-02-11 01:11:03,248 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-02-11 01:11:03,249 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-02-11 01:11:03,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-02-11 01:11:03,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-02-11 01:11:03,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-02-11 01:11:03,256 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-02-11 01:11:03,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-02-11 01:11:03,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-02-11 01:11:03,267 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-02-11 01:11:03,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-02-11 01:11:03,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-02-11 01:11:03,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-02-11 01:11:03,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-02-11 01:11:03,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-02-11 01:11:03,275 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-02-11 01:11:03,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-02-11 01:11:03,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-02-11 01:11:03,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-02-11 01:11:03,279 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-02-11 01:11:03,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-02-11 01:11:03,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-02-11 01:11:03,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-02-11 01:11:03,284 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-02-11 01:11:03,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-02-11 01:11:03,284 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-02-11 01:11:03,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-02-11 01:11:03,285 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-02-11 01:11:03,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-02-11 01:11:03,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-02-11 01:11:03,288 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-NoLbe-MCR.epf [2020-02-11 01:11:03,319 INFO L113 SettingsManager]: Loading preferences was successful [2020-02-11 01:11:03,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-02-11 01:11:03,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-02-11 01:11:03,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-02-11 01:11:03,325 INFO L138 SettingsManager]: * Use SBE=true [2020-02-11 01:11:03,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-02-11 01:11:03,325 INFO L138 SettingsManager]: * sizeof long=4 [2020-02-11 01:11:03,326 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-02-11 01:11:03,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-02-11 01:11:03,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-02-11 01:11:03,326 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-02-11 01:11:03,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-02-11 01:11:03,327 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-02-11 01:11:03,327 INFO L138 SettingsManager]: * sizeof long double=12 [2020-02-11 01:11:03,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-02-11 01:11:03,327 INFO L138 SettingsManager]: * Use constant arrays=true [2020-02-11 01:11:03,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-02-11 01:11:03,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-02-11 01:11:03,328 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-02-11 01:11:03,328 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-02-11 01:11:03,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-02-11 01:11:03,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-02-11 01:11:03,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-02-11 01:11:03,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-02-11 01:11:03,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-02-11 01:11:03,329 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-02-11 01:11:03,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-02-11 01:11:03,329 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-02-11 01:11:03,330 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-02-11 01:11:03,330 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2020-02-11 01:11:03,330 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-02-11 01:11:03,330 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-02-11 01:11:03,608 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-02-11 01:11:03,621 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-02-11 01:11:03,625 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-02-11 01:11:03,626 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-02-11 01:11:03,627 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-02-11 01:11:03,627 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_19.bpl [2020-02-11 01:11:03,628 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_19.bpl' [2020-02-11 01:11:03,664 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-02-11 01:11:03,667 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-02-11 01:11:03,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-02-11 01:11:03,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-02-11 01:11:03,668 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-02-11 01:11:03,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:11:03" (1/1) ... [2020-02-11 01:11:03,694 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:11:03" (1/1) ... [2020-02-11 01:11:03,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-02-11 01:11:03,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-02-11 01:11:03,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-02-11 01:11:03,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-02-11 01:11:03,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:11:03" (1/1) ... [2020-02-11 01:11:03,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:11:03" (1/1) ... [2020-02-11 01:11:03,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:11:03" (1/1) ... [2020-02-11 01:11:03,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:11:03" (1/1) ... [2020-02-11 01:11:03,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:11:03" (1/1) ... [2020-02-11 01:11:03,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:11:03" (1/1) ... [2020-02-11 01:11:03,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:11:03" (1/1) ... [2020-02-11 01:11:03,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-02-11 01:11:03,727 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-02-11 01:11:03,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-02-11 01:11:03,728 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-02-11 01:11:03,729 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:11:03" (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 [2020-02-11 01:11:03,796 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_16 given in one single declaration [2020-02-11 01:11:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure set_16 [2020-02-11 01:11:03,797 INFO L138 BoogieDeclarations]: Found implementation of procedure set_16 [2020-02-11 01:11:03,797 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_17 given in one single declaration [2020-02-11 01:11:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure set_17 [2020-02-11 01:11:03,797 INFO L138 BoogieDeclarations]: Found implementation of procedure set_17 [2020-02-11 01:11:03,798 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_14 given in one single declaration [2020-02-11 01:11:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure set_14 [2020-02-11 01:11:03,798 INFO L138 BoogieDeclarations]: Found implementation of procedure set_14 [2020-02-11 01:11:03,798 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_15 given in one single declaration [2020-02-11 01:11:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure set_15 [2020-02-11 01:11:03,799 INFO L138 BoogieDeclarations]: Found implementation of procedure set_15 [2020-02-11 01:11:03,799 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_18 given in one single declaration [2020-02-11 01:11:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure set_18 [2020-02-11 01:11:03,799 INFO L138 BoogieDeclarations]: Found implementation of procedure set_18 [2020-02-11 01:11:03,799 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_1 given in one single declaration [2020-02-11 01:11:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure set_1 [2020-02-11 01:11:03,800 INFO L138 BoogieDeclarations]: Found implementation of procedure set_1 [2020-02-11 01:11:03,800 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_2 given in one single declaration [2020-02-11 01:11:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure set_2 [2020-02-11 01:11:03,800 INFO L138 BoogieDeclarations]: Found implementation of procedure set_2 [2020-02-11 01:11:03,801 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_3 given in one single declaration [2020-02-11 01:11:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure set_3 [2020-02-11 01:11:03,801 INFO L138 BoogieDeclarations]: Found implementation of procedure set_3 [2020-02-11 01:11:03,801 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_4 given in one single declaration [2020-02-11 01:11:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure set_4 [2020-02-11 01:11:03,802 INFO L138 BoogieDeclarations]: Found implementation of procedure set_4 [2020-02-11 01:11:03,802 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_0 given in one single declaration [2020-02-11 01:11:03,802 INFO L130 BoogieDeclarations]: Found specification of procedure set_0 [2020-02-11 01:11:03,802 INFO L138 BoogieDeclarations]: Found implementation of procedure set_0 [2020-02-11 01:11:03,802 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_9 given in one single declaration [2020-02-11 01:11:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure set_9 [2020-02-11 01:11:03,803 INFO L138 BoogieDeclarations]: Found implementation of procedure set_9 [2020-02-11 01:11:03,803 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-02-11 01:11:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-02-11 01:11:03,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-02-11 01:11:03,803 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_12 given in one single declaration [2020-02-11 01:11:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure set_12 [2020-02-11 01:11:03,804 INFO L138 BoogieDeclarations]: Found implementation of procedure set_12 [2020-02-11 01:11:03,804 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_5 given in one single declaration [2020-02-11 01:11:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure set_5 [2020-02-11 01:11:03,804 INFO L138 BoogieDeclarations]: Found implementation of procedure set_5 [2020-02-11 01:11:03,805 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_13 given in one single declaration [2020-02-11 01:11:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure set_13 [2020-02-11 01:11:03,805 INFO L138 BoogieDeclarations]: Found implementation of procedure set_13 [2020-02-11 01:11:03,805 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_6 given in one single declaration [2020-02-11 01:11:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure set_6 [2020-02-11 01:11:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure set_6 [2020-02-11 01:11:03,806 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_10 given in one single declaration [2020-02-11 01:11:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure set_10 [2020-02-11 01:11:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure set_10 [2020-02-11 01:11:03,806 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_7 given in one single declaration [2020-02-11 01:11:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure set_7 [2020-02-11 01:11:03,807 INFO L138 BoogieDeclarations]: Found implementation of procedure set_7 [2020-02-11 01:11:03,807 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_11 given in one single declaration [2020-02-11 01:11:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure set_11 [2020-02-11 01:11:03,807 INFO L138 BoogieDeclarations]: Found implementation of procedure set_11 [2020-02-11 01:11:03,808 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_8 given in one single declaration [2020-02-11 01:11:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure set_8 [2020-02-11 01:11:03,808 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8 [2020-02-11 01:11:03,809 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-02-11 01:11:04,221 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-02-11 01:11:04,221 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-02-11 01:11:04,227 INFO L202 PluginConnector]: Adding new model example_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 01:11:04 BoogieIcfgContainer [2020-02-11 01:11:04,230 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-02-11 01:11:04,231 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-02-11 01:11:04,232 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-02-11 01:11:04,236 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-02-11 01:11:04,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:11:03" (1/2) ... [2020-02-11 01:11:04,238 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3711ac04 and model type example_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 01:11:04, skipping insertion in model container [2020-02-11 01:11:04,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 01:11:04" (2/2) ... [2020-02-11 01:11:04,241 INFO L109 eAbstractionObserver]: Analyzing ICFG example_19.bpl [2020-02-11 01:11:04,252 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-02-11 01:11:04,262 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-02-11 01:11:04,263 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-02-11 01:11:04,967 INFO L251 AbstractCegarLoop]: Starting to check reachability of 20 error locations. [2020-02-11 01:11:04,995 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-02-11 01:11:04,996 INFO L376 AbstractCegarLoop]: Hoare is false [2020-02-11 01:11:04,996 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-02-11 01:11:04,996 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-02-11 01:11:04,996 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-02-11 01:11:04,996 INFO L380 AbstractCegarLoop]: Difference is false [2020-02-11 01:11:04,996 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-02-11 01:11:04,997 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-02-11 01:11:05,027 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 156 places, 440 transitions Received shutdown request... [2020-02-11 01:25:17,195 WARN L544 AbstractCegarLoop]: Verification canceled [2020-02-11 01:25:17,201 WARN L227 ceAbstractionStarter]: Timeout [2020-02-11 01:25:17,201 INFO L202 PluginConnector]: Adding new model example_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.02 01:25:17 BasicIcfg [2020-02-11 01:25:17,201 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-02-11 01:25:17,204 INFO L168 Benchmark]: Toolchain (without parser) took 853537.92 ms. Allocated memory was 146.8 MB in the beginning and 4.0 GB in the end (delta: 3.8 GB). Free memory was 120.4 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 3.9 GB. Max. memory is 7.1 GB. [2020-02-11 01:25:17,206 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 146.8 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-02-11 01:25:17,207 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.07 ms. Allocated memory is still 146.8 MB. Free memory was 120.1 MB in the beginning and 118.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2020-02-11 01:25:17,208 INFO L168 Benchmark]: Boogie Preprocessor took 23.65 ms. Allocated memory is still 146.8 MB. Free memory was 118.5 MB in the beginning and 117.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2020-02-11 01:25:17,209 INFO L168 Benchmark]: RCFGBuilder took 503.09 ms. Allocated memory is still 146.8 MB. Free memory was 117.0 MB in the beginning and 96.9 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2020-02-11 01:25:17,210 INFO L168 Benchmark]: TraceAbstraction took 852970.05 ms. Allocated memory was 146.8 MB in the beginning and 4.0 GB in the end (delta: 3.8 GB). Free memory was 96.5 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 3.8 GB. Max. memory is 7.1 GB. [2020-02-11 01:25:17,219 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 0.18 ms. Allocated memory is still 146.8 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 35.07 ms. Allocated memory is still 146.8 MB. Free memory was 120.1 MB in the beginning and 118.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.65 ms. Allocated memory is still 146.8 MB. Free memory was 118.5 MB in the beginning and 117.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 503.09 ms. Allocated memory is still 146.8 MB. Free memory was 117.0 MB in the beginning and 96.9 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 852970.05 ms. Allocated memory was 146.8 MB in the beginning and 4.0 GB in the end (delta: 3.8 GB). Free memory was 96.5 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 3.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 51]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 51). Cancelled while CegarLoopForPetriNet was constructing initial abstraction,while CegarLoopForPetriNet was removing dead transitions from Petri net that has has 156 places, 440 transitions,while PetriNetUnfolder was constructing finite prefix that currently has 140027 conditions, 70014 events (64486/70013 cut-off events. For 83002/83002 co-relation queries the response was YES. Maximal size of possible extension queue 13037. Compared 236561 event pairs. 0/83059 useless extension candidates. Maximal degree in co-relation 106261. Up to 46947 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data CFG has 20 procedures, 99 locations, 1 error locations. Started 1 CEGAR loops. Result: TIMEOUT, OverallTime: 852.2s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 852.1s, 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