/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=38.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-11af1e5 [2020-10-08 15:35:51,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-08 15:35:51,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-08 15:35:51,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-08 15:35:51,295 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-08 15:35:51,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-08 15:35:51,306 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-08 15:35:51,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-08 15:35:51,313 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-08 15:35:51,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-08 15:35:51,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-08 15:35:51,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-08 15:35:51,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-08 15:35:51,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-08 15:35:51,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-08 15:35:51,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-08 15:35:51,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-08 15:35:51,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-08 15:35:51,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-08 15:35:51,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-08 15:35:51,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-08 15:35:51,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-08 15:35:51,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-08 15:35:51,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-08 15:35:51,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-08 15:35:51,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-08 15:35:51,355 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-08 15:35:51,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-08 15:35:51,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-08 15:35:51,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-08 15:35:51,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-08 15:35:51,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-08 15:35:51,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-08 15:35:51,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-08 15:35:51,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-08 15:35:51,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-08 15:35:51,368 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-08 15:35:51,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-08 15:35:51,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-08 15:35:51,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-08 15:35:51,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-08 15:35:51,372 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 15:35:51,408 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-08 15:35:51,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-08 15:35:51,410 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-08 15:35:51,410 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-08 15:35:51,410 INFO L138 SettingsManager]: * Use SBE=true [2020-10-08 15:35:51,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-08 15:35:51,410 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-08 15:35:51,411 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-08 15:35:51,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-08 15:35:51,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-08 15:35:51,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-08 15:35:51,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-08 15:35:51,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-08 15:35:51,412 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-08 15:35:51,412 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-08 15:35:51,412 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-08 15:35:51,412 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-08 15:35:51,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-08 15:35:51,413 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-08 15:35:51,413 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-08 15:35:51,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-08 15:35:51,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-08 15:35:51,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-08 15:35:51,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-08 15:35:51,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-08 15:35:51,414 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-10-08 15:35:51,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-08 15:35:51,414 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-10-08 15:35:51,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-08 15:35:51,415 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-08 15:35:51,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-08 15:35:51,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-08 15:35:51,706 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-08 15:35:51,707 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-10-08 15:35:51,710 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-10-08 15:35:51,711 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=38.bpl [2020-10-08 15:35:51,711 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=38.bpl' [2020-10-08 15:35:51,774 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-08 15:35:51,776 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-08 15:35:51,777 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-08 15:35:51,777 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-08 15:35:51,777 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-08 15:35:51,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:51" (1/1) ... [2020-10-08 15:35:51,807 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:51" (1/1) ... [2020-10-08 15:35:51,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-08 15:35:51,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-08 15:35:51,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-08 15:35:51,819 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-08 15:35:51,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:51" (1/1) ... [2020-10-08 15:35:51,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:51" (1/1) ... [2020-10-08 15:35:51,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:51" (1/1) ... [2020-10-08 15:35:51,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:51" (1/1) ... [2020-10-08 15:35:51,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:51" (1/1) ... [2020-10-08 15:35:51,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:51" (1/1) ... [2020-10-08 15:35:51,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:51" (1/1) ... [2020-10-08 15:35:51,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-08 15:35:51,883 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-08 15:35:51,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-08 15:35:51,884 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-08 15:35:51,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:51" (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 15:35:51,967 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-10-08 15:35:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-10-08 15:35:51,967 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-10-08 15:35:51,968 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-10-08 15:35:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-10-08 15:35:51,968 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-10-08 15:35:51,968 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-10-08 15:35:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-10-08 15:35:51,968 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-10-08 15:35:51,969 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-10-08 15:35:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-10-08 15:35:51,969 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-10-08 15:35:51,969 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-10-08 15:35:51,970 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-10-08 15:35:51,970 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-10-08 15:35:51,970 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-10-08 15:35:51,970 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-10-08 15:35:51,970 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-10-08 15:35:51,970 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-10-08 15:35:51,971 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-10-08 15:35:51,971 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-10-08 15:35:51,971 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-10-08 15:35:51,971 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-10-08 15:35:51,971 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-10-08 15:35:51,972 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-10-08 15:35:51,972 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-10-08 15:35:51,972 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-10-08 15:35:51,972 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-10-08 15:35:51,972 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-10-08 15:35:51,973 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-10-08 15:35:51,973 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-10-08 15:35:51,973 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-10-08 15:35:51,973 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-10-08 15:35:51,973 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-10-08 15:35:51,973 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-10-08 15:35:51,974 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-10-08 15:35:51,974 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-10-08 15:35:51,974 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-10-08 15:35:51,974 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-10-08 15:35:51,974 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-10-08 15:35:51,974 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-08 15:35:51,975 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-08 15:35:51,975 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-10-08 15:35:51,975 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-08 15:35:51,975 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-08 15:35:51,975 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-10-08 15:35:51,976 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-10-08 15:35:51,976 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-10-08 15:35:51,976 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-10-08 15:35:51,976 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-10-08 15:35:51,976 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-10-08 15:35:51,977 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-10-08 15:35:51,977 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-10-08 15:35:51,977 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-10-08 15:35:51,977 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-10-08 15:35:51,977 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-10-08 15:35:51,978 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-10-08 15:35:51,978 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-10-08 15:35:51,978 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-10-08 15:35:51,978 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-10-08 15:35:51,979 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-10-08 15:35:51,979 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-10-08 15:35:51,979 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-10-08 15:35:51,979 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-10-08 15:35:51,979 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-10-08 15:35:51,980 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-10-08 15:35:51,980 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-10-08 15:35:51,980 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-10-08 15:35:51,980 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-10-08 15:35:51,980 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-10-08 15:35:51,981 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-10-08 15:35:51,981 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-10-08 15:35:51,981 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-10-08 15:35:51,981 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-10-08 15:35:51,981 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-10-08 15:35:51,982 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-10-08 15:35:51,982 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-10-08 15:35:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-10-08 15:35:51,982 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-10-08 15:35:51,982 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-10-08 15:35:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-10-08 15:35:51,983 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-10-08 15:35:51,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-08 15:35:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-08 15:35:51,983 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-10-08 15:35:51,983 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-10-08 15:35:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-10-08 15:35:51,984 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-10-08 15:35:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-10-08 15:35:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-10-08 15:35:51,984 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-10-08 15:35:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-10-08 15:35:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-10-08 15:35:51,985 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-10-08 15:35:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-10-08 15:35:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-10-08 15:35:51,985 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-10-08 15:35:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-10-08 15:35:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-10-08 15:35:51,986 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-10-08 15:35:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-10-08 15:35:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-10-08 15:35:51,986 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-10-08 15:35:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-10-08 15:35:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-10-08 15:35:51,987 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-10-08 15:35:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-10-08 15:35:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-10-08 15:35:51,987 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-10-08 15:35:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-10-08 15:35:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-10-08 15:35:51,988 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-10-08 15:35:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-10-08 15:35:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-10-08 15:35:51,988 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-10-08 15:35:51,989 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-10-08 15:35:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-10-08 15:35:51,990 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 15:35:52,508 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-08 15:35:52,509 INFO L298 CfgBuilder]: Removed 38 assume(true) statements. [2020-10-08 15:35:52,511 INFO L202 PluginConnector]: Adding new model example2_N=38.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 03:35:52 BoogieIcfgContainer [2020-10-08 15:35:52,511 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-08 15:35:52,513 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-08 15:35:52,513 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-08 15:35:52,516 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-08 15:35:52,517 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:51" (1/2) ... [2020-10-08 15:35:52,518 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ee7d289 and model type example2_N=38.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 03:35:52, skipping insertion in model container [2020-10-08 15:35:52,518 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 03:35:52" (2/2) ... [2020-10-08 15:35:52,520 INFO L111 eAbstractionObserver]: Analyzing ICFG example2_N=38.bpl [2020-10-08 15:35:52,532 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-08 15:35:52,532 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-08 15:35:52,540 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-08 15:35:52,541 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-08 15:35:53,268 INFO L253 AbstractCegarLoop]: Starting to check reachability of 39 error locations. [2020-10-08 15:35:53,291 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-08 15:35:53,291 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-08 15:35:53,291 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-08 15:35:53,291 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-08 15:35:53,291 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-08 15:35:53,292 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-08 15:35:53,292 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-08 15:35:53,292 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-08 15:35:53,316 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 309 places, 232 transitions, 768 flow Received shutdown request... [2020-10-08 15:49:14,509 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-08 15:49:14,514 WARN L235 ceAbstractionStarter]: Timeout [2020-10-08 15:49:14,515 INFO L202 PluginConnector]: Adding new model example2_N=38.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.10 03:49:14 BasicIcfg [2020-10-08 15:49:14,515 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-08 15:49:14,518 INFO L168 Benchmark]: Toolchain (without parser) took 802740.72 ms. Allocated memory was 254.3 MB in the beginning and 9.6 GB in the end (delta: 9.3 GB). Free memory was 228.1 MB in the beginning and 4.0 GB in the end (delta: -3.8 GB). Peak memory consumption was 8.2 GB. Max. memory is 14.2 GB. [2020-10-08 15:49:14,518 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.35 ms. Allocated memory is still 254.3 MB. Free memory is still 230.7 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-08 15:49:14,519 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.82 ms. Allocated memory is still 254.3 MB. Free memory was 228.1 MB in the beginning and 225.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-08 15:49:14,520 INFO L168 Benchmark]: Boogie Preprocessor took 64.61 ms. Allocated memory is still 254.3 MB. Free memory is still 225.6 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-08 15:49:14,521 INFO L168 Benchmark]: RCFGBuilder took 628.20 ms. Allocated memory is still 254.3 MB. Free memory was 223.1 MB in the beginning and 187.9 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 14.2 GB. [2020-10-08 15:49:14,522 INFO L168 Benchmark]: TraceAbstraction took 802002.45 ms. Allocated memory was 254.3 MB in the beginning and 9.6 GB in the end (delta: 9.3 GB). Free memory was 187.9 MB in the beginning and 4.0 GB in the end (delta: -3.9 GB). Peak memory consumption was 8.1 GB. Max. memory is 14.2 GB. [2020-10-08 15:49:14,526 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 0.35 ms. Allocated memory is still 254.3 MB. Free memory is still 230.7 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 40.82 ms. Allocated memory is still 254.3 MB. Free memory was 228.1 MB in the beginning and 225.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 64.61 ms. Allocated memory is still 254.3 MB. Free memory is still 225.6 MB. There was no memory consumed. Max. memory is 14.2 GB. * RCFGBuilder took 628.20 ms. Allocated memory is still 254.3 MB. Free memory was 223.1 MB in the beginning and 187.9 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 14.2 GB. * TraceAbstraction took 802002.45 ms. Allocated memory was 254.3 MB in the beginning and 9.6 GB in the end (delta: 9.3 GB). Free memory was 187.9 MB in the beginning and 4.0 GB in the end (delta: -3.9 GB). Peak memory consumption was 8.1 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 86]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 86). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 309 places, 232 transitions, 768 flow. Already constructed 912943 states. Currently 456473 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 195 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 801.2s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 801.2s, 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