/usr/bin/java -Xmx16000000000 -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/VMCAI2021_FA.epf -i ../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=25.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-11af1e5 [2020-10-08 15:15:36,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-08 15:15:36,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-08 15:15:37,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-08 15:15:37,012 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-08 15:15:37,013 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-08 15:15:37,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-08 15:15:37,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-08 15:15:37,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-08 15:15:37,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-08 15:15:37,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-08 15:15:37,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-08 15:15:37,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-08 15:15:37,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-08 15:15:37,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-08 15:15:37,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-08 15:15:37,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-08 15:15:37,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-08 15:15:37,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-08 15:15:37,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-08 15:15:37,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-08 15:15:37,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-08 15:15:37,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-08 15:15:37,031 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-08 15:15:37,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-08 15:15:37,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-08 15:15:37,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-08 15:15:37,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-08 15:15:37,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-08 15:15:37,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-08 15:15:37,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-08 15:15:37,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-08 15:15:37,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-08 15:15:37,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-08 15:15:37,039 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-08 15:15:37,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-08 15:15:37,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-08 15:15:37,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-08 15:15:37,040 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-08 15:15:37,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-08 15:15:37,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-08 15:15:37,043 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/VMCAI2021_FA.epf [2020-10-08 15:15:37,064 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-08 15:15:37,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-08 15:15:37,065 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-08 15:15:37,065 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-08 15:15:37,065 INFO L138 SettingsManager]: * Use SBE=true [2020-10-08 15:15:37,066 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-08 15:15:37,066 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-08 15:15:37,066 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-08 15:15:37,066 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-08 15:15:37,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-08 15:15:37,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-08 15:15:37,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-08 15:15:37,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-08 15:15:37,067 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-08 15:15:37,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-08 15:15:37,067 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-08 15:15:37,068 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-08 15:15:37,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-08 15:15:37,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-08 15:15:37,068 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-08 15:15:37,068 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-08 15:15:37,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-08 15:15:37,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-08 15:15:37,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-08 15:15:37,069 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-08 15:15:37,069 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-10-08 15:15:37,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-08 15:15:37,070 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-10-08 15:15:37,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-08 15:15:37,070 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-08 15:15:37,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-08 15:15:37,366 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-08 15:15:37,369 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-08 15:15:37,370 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-10-08 15:15:37,371 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-10-08 15:15:37,371 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=25.bpl [2020-10-08 15:15:37,372 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=25.bpl' [2020-10-08 15:15:37,421 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-08 15:15:37,423 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-08 15:15:37,424 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-08 15:15:37,424 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-08 15:15:37,424 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-08 15:15:37,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:15:37" (1/1) ... [2020-10-08 15:15:37,449 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:15:37" (1/1) ... [2020-10-08 15:15:37,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-08 15:15:37,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-08 15:15:37,459 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-08 15:15:37,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-08 15:15:37,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:15:37" (1/1) ... [2020-10-08 15:15:37,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:15:37" (1/1) ... [2020-10-08 15:15:37,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:15:37" (1/1) ... [2020-10-08 15:15:37,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:15:37" (1/1) ... [2020-10-08 15:15:37,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:15:37" (1/1) ... [2020-10-08 15:15:37,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:15:37" (1/1) ... [2020-10-08 15:15:37,494 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:15:37" (1/1) ... [2020-10-08 15:15:37,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-08 15:15:37,503 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-08 15:15:37,503 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-08 15:15:37,503 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-08 15:15:37,504 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:15:37" (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 [2020-10-08 15:15:37,579 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-10-08 15:15:37,579 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-10-08 15:15:37,580 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-10-08 15:15:37,581 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-10-08 15:15:37,581 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-10-08 15:15:37,581 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-10-08 15:15:37,582 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-10-08 15:15:37,582 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-10-08 15:15:37,582 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-10-08 15:15:37,582 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-10-08 15:15:37,582 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-10-08 15:15:37,582 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-10-08 15:15:37,583 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-10-08 15:15:37,583 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-10-08 15:15:37,583 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-10-08 15:15:37,583 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-10-08 15:15:37,583 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-10-08 15:15:37,583 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-10-08 15:15:37,584 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-10-08 15:15:37,584 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-10-08 15:15:37,584 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-10-08 15:15:37,585 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-10-08 15:15:37,585 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-10-08 15:15:37,585 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-10-08 15:15:37,586 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-10-08 15:15:37,587 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-10-08 15:15:37,587 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-10-08 15:15:37,588 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-10-08 15:15:37,588 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-08 15:15:37,588 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-08 15:15:37,588 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-10-08 15:15:37,588 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-08 15:15:37,589 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-08 15:15:37,589 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-10-08 15:15:37,589 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-10-08 15:15:37,590 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-10-08 15:15:37,590 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-10-08 15:15:37,590 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-10-08 15:15:37,590 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-10-08 15:15:37,590 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-10-08 15:15:37,590 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-10-08 15:15:37,591 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-10-08 15:15:37,591 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-10-08 15:15:37,591 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-10-08 15:15:37,591 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-10-08 15:15:37,592 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-10-08 15:15:37,592 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-10-08 15:15:37,592 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-10-08 15:15:37,592 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-10-08 15:15:37,592 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-10-08 15:15:37,593 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-10-08 15:15:37,593 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-10-08 15:15:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-10-08 15:15:37,593 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-10-08 15:15:37,593 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-10-08 15:15:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-10-08 15:15:37,594 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-10-08 15:15:37,594 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-10-08 15:15:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-10-08 15:15:37,594 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-10-08 15:15:37,595 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-10-08 15:15:37,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-08 15:15:37,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-08 15:15:37,595 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-10-08 15:15:37,595 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-10-08 15:15:37,595 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-10-08 15:15:37,596 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-10-08 15:15:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-10-08 15:15:37,597 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-10-08 15:15:37,597 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-10-08 15:15:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-10-08 15:15:37,597 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-10-08 15:15:37,598 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-10-08 15:15:37,598 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-10-08 15:15:37,598 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-10-08 15:15:37,598 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-10-08 15:15:37,599 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-10-08 15:15:37,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-10-08 15:15:37,600 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-08 15:15:37,930 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-08 15:15:37,930 INFO L298 CfgBuilder]: Removed 25 assume(true) statements. [2020-10-08 15:15:37,932 INFO L202 PluginConnector]: Adding new model example2_N=25.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 03:15:37 BoogieIcfgContainer [2020-10-08 15:15:37,932 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-08 15:15:37,934 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-08 15:15:37,934 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-08 15:15:37,937 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-08 15:15:37,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:15:37" (1/2) ... [2020-10-08 15:15:37,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@591f52fe and model type example2_N=25.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 03:15:37, skipping insertion in model container [2020-10-08 15:15:37,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=25.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 03:15:37" (2/2) ... [2020-10-08 15:15:37,940 INFO L111 eAbstractionObserver]: Analyzing ICFG example2_N=25.bpl [2020-10-08 15:15:37,953 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-08 15:15:37,953 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-08 15:15:37,960 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-08 15:15:37,961 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-08 15:15:38,527 INFO L253 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2020-10-08 15:15:38,548 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-08 15:15:38,548 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-08 15:15:38,549 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-08 15:15:38,549 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-08 15:15:38,549 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-08 15:15:38,549 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-08 15:15:38,549 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-08 15:15:38,550 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-08 15:15:38,570 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 205 places, 154 transitions, 508 flow Received shutdown request... [2020-10-08 15:29:07,172 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-08 15:29:07,178 WARN L235 ceAbstractionStarter]: Timeout [2020-10-08 15:29:07,179 INFO L202 PluginConnector]: Adding new model example2_N=25.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.10 03:29:07 BasicIcfg [2020-10-08 15:29:07,179 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-08 15:29:07,183 INFO L168 Benchmark]: Toolchain (without parser) took 809757.67 ms. Allocated memory was 248.5 MB in the beginning and 6.9 GB in the end (delta: 6.6 GB). Free memory was 224.1 MB in the beginning and 620.5 MB in the end (delta: -396.4 MB). Peak memory consumption was 6.5 GB. Max. memory is 14.2 GB. [2020-10-08 15:29:07,185 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 248.5 MB. Free memory is still 225.7 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-08 15:29:07,186 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.73 ms. Allocated memory is still 248.5 MB. Free memory was 224.1 MB in the beginning and 222.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.2 GB. [2020-10-08 15:29:07,187 INFO L168 Benchmark]: Boogie Preprocessor took 43.34 ms. Allocated memory is still 248.5 MB. Free memory was 222.4 MB in the beginning and 220.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.2 GB. [2020-10-08 15:29:07,189 INFO L168 Benchmark]: RCFGBuilder took 429.98 ms. Allocated memory is still 248.5 MB. Free memory was 220.6 MB in the beginning and 194.3 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 14.2 GB. [2020-10-08 15:29:07,190 INFO L168 Benchmark]: TraceAbstraction took 809245.29 ms. Allocated memory was 248.5 MB in the beginning and 6.9 GB in the end (delta: 6.6 GB). Free memory was 193.4 MB in the beginning and 620.5 MB in the end (delta: -427.1 MB). Peak memory consumption was 6.5 GB. Max. memory is 14.2 GB. [2020-10-08 15:29:07,194 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 0.20 ms. Allocated memory is still 248.5 MB. Free memory is still 225.7 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 34.73 ms. Allocated memory is still 248.5 MB. Free memory was 224.1 MB in the beginning and 222.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 43.34 ms. Allocated memory is still 248.5 MB. Free memory was 222.4 MB in the beginning and 220.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.2 GB. * RCFGBuilder took 429.98 ms. Allocated memory is still 248.5 MB. Free memory was 220.6 MB in the beginning and 194.3 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 14.2 GB. * TraceAbstraction took 809245.29 ms. Allocated memory was 248.5 MB in the beginning and 6.9 GB in the end (delta: 6.6 GB). Free memory was 193.4 MB in the beginning and 620.5 MB in the end (delta: -427.1 MB). Peak memory consumption was 6.5 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 60]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 60). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 205 places, 154 transitions, 508 flow. Already constructed 872049 states. Currently 436027 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 130 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 808.6s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 808.6s, 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