/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=58.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-11af1e5 [2020-10-08 14:37:04,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-08 14:37:04,960 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-08 14:37:04,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-08 14:37:04,983 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-08 14:37:04,984 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-08 14:37:04,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-08 14:37:04,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-08 14:37:04,989 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-08 14:37:04,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-08 14:37:04,990 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-08 14:37:04,991 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-08 14:37:04,992 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-08 14:37:04,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-08 14:37:04,993 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-08 14:37:04,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-08 14:37:04,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-08 14:37:04,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-08 14:37:04,998 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-08 14:37:04,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-08 14:37:05,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-08 14:37:05,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-08 14:37:05,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-08 14:37:05,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-08 14:37:05,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-08 14:37:05,014 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-08 14:37:05,014 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-08 14:37:05,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-08 14:37:05,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-08 14:37:05,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-08 14:37:05,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-08 14:37:05,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-08 14:37:05,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-08 14:37:05,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-08 14:37:05,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-08 14:37:05,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-08 14:37:05,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-08 14:37:05,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-08 14:37:05,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-08 14:37:05,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-08 14:37:05,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-08 14:37:05,035 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-08 14:37:05,074 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-08 14:37:05,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-08 14:37:05,077 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-08 14:37:05,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-08 14:37:05,077 INFO L138 SettingsManager]: * Use SBE=true [2020-10-08 14:37:05,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-08 14:37:05,077 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-08 14:37:05,078 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-08 14:37:05,078 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-08 14:37:05,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-08 14:37:05,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-08 14:37:05,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-08 14:37:05,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-08 14:37:05,079 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-08 14:37:05,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-08 14:37:05,079 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-08 14:37:05,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-08 14:37:05,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-08 14:37:05,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-08 14:37:05,080 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-08 14:37:05,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-08 14:37:05,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-08 14:37:05,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-08 14:37:05,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-08 14:37:05,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-08 14:37:05,082 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-08 14:37:05,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-08 14:37:05,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-08 14:37:05,083 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-08 14:37:05,083 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-08 14:37:05,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-08 14:37:05,410 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-08 14:37:05,413 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-08 14:37:05,415 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-10-08 14:37:05,415 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-10-08 14:37:05,416 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=58.bpl [2020-10-08 14:37:05,416 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=58.bpl' [2020-10-08 14:37:05,487 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-08 14:37:05,489 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-08 14:37:05,490 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-08 14:37:05,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-08 14:37:05,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-08 14:37:05,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:05" (1/1) ... [2020-10-08 14:37:05,523 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:05" (1/1) ... [2020-10-08 14:37:05,534 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-08 14:37:05,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-08 14:37:05,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-08 14:37:05,535 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-08 14:37:05,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:05" (1/1) ... [2020-10-08 14:37:05,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:05" (1/1) ... [2020-10-08 14:37:05,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:05" (1/1) ... [2020-10-08 14:37:05,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:05" (1/1) ... [2020-10-08 14:37:05,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:05" (1/1) ... [2020-10-08 14:37:05,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:05" (1/1) ... [2020-10-08 14:37:05,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:05" (1/1) ... [2020-10-08 14:37:05,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-08 14:37:05,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-08 14:37:05,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-08 14:37:05,602 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-08 14:37:05,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:05" (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 14:37:05,678 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-10-08 14:37:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-10-08 14:37:05,680 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-10-08 14:37:05,681 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-10-08 14:37:05,681 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-10-08 14:37:05,681 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-10-08 14:37:05,684 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-10-08 14:37:05,685 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-10-08 14:37:05,685 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-10-08 14:37:05,686 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-10-08 14:37:05,686 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-10-08 14:37:05,686 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-10-08 14:37:05,687 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-10-08 14:37:05,687 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-10-08 14:37:05,687 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-10-08 14:37:05,688 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-10-08 14:37:05,688 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-10-08 14:37:05,688 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-10-08 14:37:05,688 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-10-08 14:37:05,688 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-10-08 14:37:05,689 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-10-08 14:37:05,689 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-10-08 14:37:05,690 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-10-08 14:37:05,690 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-10-08 14:37:05,697 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-10-08 14:37:05,698 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-10-08 14:37:05,698 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-10-08 14:37:05,699 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-10-08 14:37:05,699 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-10-08 14:37:05,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-10-08 14:37:05,700 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-10-08 14:37:05,700 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-10-08 14:37:05,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-10-08 14:37:05,701 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-10-08 14:37:05,701 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-08 14:37:05,702 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-08 14:37:05,702 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-10-08 14:37:05,702 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-08 14:37:05,703 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-08 14:37:05,703 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-10-08 14:37:05,703 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-10-08 14:37:05,703 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-10-08 14:37:05,703 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-10-08 14:37:05,704 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-10-08 14:37:05,704 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-10-08 14:37:05,704 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-10-08 14:37:05,704 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-10-08 14:37:05,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-10-08 14:37:05,705 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-10-08 14:37:05,705 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-10-08 14:37:05,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-10-08 14:37:05,706 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-10-08 14:37:05,706 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-10-08 14:37:05,706 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-10-08 14:37:05,706 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-10-08 14:37:05,706 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-10-08 14:37:05,707 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-10-08 14:37:05,707 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-10-08 14:37:05,707 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-10-08 14:37:05,708 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-10-08 14:37:05,708 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-10-08 14:37:05,708 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-10-08 14:37:05,708 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-10-08 14:37:05,709 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-10-08 14:37:05,709 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-10-08 14:37:05,710 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-10-08 14:37:05,710 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-10-08 14:37:05,710 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-10-08 14:37:05,710 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-10-08 14:37:05,711 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-10-08 14:37:05,711 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-10-08 14:37:05,711 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-10-08 14:37:05,711 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-10-08 14:37:05,713 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-10-08 14:37:05,713 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-10-08 14:37:05,713 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-10-08 14:37:05,713 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-10-08 14:37:05,713 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-10-08 14:37:05,714 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-10-08 14:37:05,714 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-10-08 14:37:05,714 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-10-08 14:37:05,714 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-10-08 14:37:05,714 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-10-08 14:37:05,714 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-10-08 14:37:05,715 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-10-08 14:37:05,716 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-10-08 14:37:05,716 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-10-08 14:37:05,716 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-10-08 14:37:05,716 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-10-08 14:37:05,717 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-10-08 14:37:05,717 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-10-08 14:37:05,717 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-10-08 14:37:05,717 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-10-08 14:37:05,717 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread47 given in one single declaration [2020-10-08 14:37:05,718 INFO L130 BoogieDeclarations]: Found specification of procedure thread47 [2020-10-08 14:37:05,718 INFO L138 BoogieDeclarations]: Found implementation of procedure thread47 [2020-10-08 14:37:05,718 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread46 given in one single declaration [2020-10-08 14:37:05,718 INFO L130 BoogieDeclarations]: Found specification of procedure thread46 [2020-10-08 14:37:05,718 INFO L138 BoogieDeclarations]: Found implementation of procedure thread46 [2020-10-08 14:37:05,719 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread49 given in one single declaration [2020-10-08 14:37:05,719 INFO L130 BoogieDeclarations]: Found specification of procedure thread49 [2020-10-08 14:37:05,719 INFO L138 BoogieDeclarations]: Found implementation of procedure thread49 [2020-10-08 14:37:05,719 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread48 given in one single declaration [2020-10-08 14:37:05,719 INFO L130 BoogieDeclarations]: Found specification of procedure thread48 [2020-10-08 14:37:05,719 INFO L138 BoogieDeclarations]: Found implementation of procedure thread48 [2020-10-08 14:37:05,720 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread43 given in one single declaration [2020-10-08 14:37:05,720 INFO L130 BoogieDeclarations]: Found specification of procedure thread43 [2020-10-08 14:37:05,720 INFO L138 BoogieDeclarations]: Found implementation of procedure thread43 [2020-10-08 14:37:05,721 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread42 given in one single declaration [2020-10-08 14:37:05,721 INFO L130 BoogieDeclarations]: Found specification of procedure thread42 [2020-10-08 14:37:05,724 INFO L138 BoogieDeclarations]: Found implementation of procedure thread42 [2020-10-08 14:37:05,724 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread45 given in one single declaration [2020-10-08 14:37:05,724 INFO L130 BoogieDeclarations]: Found specification of procedure thread45 [2020-10-08 14:37:05,725 INFO L138 BoogieDeclarations]: Found implementation of procedure thread45 [2020-10-08 14:37:05,725 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread44 given in one single declaration [2020-10-08 14:37:05,725 INFO L130 BoogieDeclarations]: Found specification of procedure thread44 [2020-10-08 14:37:05,725 INFO L138 BoogieDeclarations]: Found implementation of procedure thread44 [2020-10-08 14:37:05,725 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-10-08 14:37:05,726 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-10-08 14:37:05,726 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-10-08 14:37:05,726 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-10-08 14:37:05,726 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-10-08 14:37:05,726 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-10-08 14:37:05,727 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-10-08 14:37:05,727 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-10-08 14:37:05,727 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-10-08 14:37:05,727 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread50 given in one single declaration [2020-10-08 14:37:05,727 INFO L130 BoogieDeclarations]: Found specification of procedure thread50 [2020-10-08 14:37:05,728 INFO L138 BoogieDeclarations]: Found implementation of procedure thread50 [2020-10-08 14:37:05,728 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread52 given in one single declaration [2020-10-08 14:37:05,729 INFO L130 BoogieDeclarations]: Found specification of procedure thread52 [2020-10-08 14:37:05,729 INFO L138 BoogieDeclarations]: Found implementation of procedure thread52 [2020-10-08 14:37:05,729 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread51 given in one single declaration [2020-10-08 14:37:05,730 INFO L130 BoogieDeclarations]: Found specification of procedure thread51 [2020-10-08 14:37:05,730 INFO L138 BoogieDeclarations]: Found implementation of procedure thread51 [2020-10-08 14:37:05,731 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread58 given in one single declaration [2020-10-08 14:37:05,731 INFO L130 BoogieDeclarations]: Found specification of procedure thread58 [2020-10-08 14:37:05,731 INFO L138 BoogieDeclarations]: Found implementation of procedure thread58 [2020-10-08 14:37:05,732 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-10-08 14:37:05,732 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-10-08 14:37:05,732 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-10-08 14:37:05,732 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread57 given in one single declaration [2020-10-08 14:37:05,732 INFO L130 BoogieDeclarations]: Found specification of procedure thread57 [2020-10-08 14:37:05,732 INFO L138 BoogieDeclarations]: Found implementation of procedure thread57 [2020-10-08 14:37:05,733 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-10-08 14:37:05,734 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-10-08 14:37:05,734 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-10-08 14:37:05,734 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-10-08 14:37:05,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-08 14:37:05,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-08 14:37:05,736 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-10-08 14:37:05,739 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-10-08 14:37:05,740 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-10-08 14:37:05,741 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-10-08 14:37:05,741 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-10-08 14:37:05,746 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-10-08 14:37:05,747 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread54 given in one single declaration [2020-10-08 14:37:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure thread54 [2020-10-08 14:37:05,747 INFO L138 BoogieDeclarations]: Found implementation of procedure thread54 [2020-10-08 14:37:05,747 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-10-08 14:37:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-10-08 14:37:05,747 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-10-08 14:37:05,747 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread53 given in one single declaration [2020-10-08 14:37:05,748 INFO L130 BoogieDeclarations]: Found specification of procedure thread53 [2020-10-08 14:37:05,748 INFO L138 BoogieDeclarations]: Found implementation of procedure thread53 [2020-10-08 14:37:05,749 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread56 given in one single declaration [2020-10-08 14:37:05,749 INFO L130 BoogieDeclarations]: Found specification of procedure thread56 [2020-10-08 14:37:05,749 INFO L138 BoogieDeclarations]: Found implementation of procedure thread56 [2020-10-08 14:37:05,750 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-10-08 14:37:05,750 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-10-08 14:37:05,750 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-10-08 14:37:05,750 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread55 given in one single declaration [2020-10-08 14:37:05,750 INFO L130 BoogieDeclarations]: Found specification of procedure thread55 [2020-10-08 14:37:05,751 INFO L138 BoogieDeclarations]: Found implementation of procedure thread55 [2020-10-08 14:37:05,751 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-10-08 14:37:05,751 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-10-08 14:37:05,751 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-10-08 14:37:05,753 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 14:37:06,315 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-08 14:37:06,316 INFO L298 CfgBuilder]: Removed 58 assume(true) statements. [2020-10-08 14:37:06,318 INFO L202 PluginConnector]: Adding new model example2_N=58.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 02:37:06 BoogieIcfgContainer [2020-10-08 14:37:06,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-08 14:37:06,320 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-08 14:37:06,320 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-08 14:37:06,323 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-08 14:37:06,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:05" (1/2) ... [2020-10-08 14:37:06,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b79f9ad and model type example2_N=58.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 02:37:06, skipping insertion in model container [2020-10-08 14:37:06,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 02:37:06" (2/2) ... [2020-10-08 14:37:06,327 INFO L111 eAbstractionObserver]: Analyzing ICFG example2_N=58.bpl [2020-10-08 14:37:06,338 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-08 14:37:06,339 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-08 14:37:06,347 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-08 14:37:06,348 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-08 14:37:07,607 INFO L253 AbstractCegarLoop]: Starting to check reachability of 59 error locations. [2020-10-08 14:37:07,628 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-08 14:37:07,629 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-08 14:37:07,629 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-08 14:37:07,629 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-08 14:37:07,629 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-08 14:37:07,629 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-08 14:37:07,629 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-08 14:37:07,629 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-08 14:37:07,656 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-08 14:37:07,659 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 469 places, 352 transitions, 1168 flow [2020-10-08 14:37:07,662 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 469 places, 352 transitions, 1168 flow [2020-10-08 14:37:07,664 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 469 places, 352 transitions, 1168 flow [2020-10-08 14:37:07,983 INFO L129 PetriNetUnfolder]: 58/294 cut-off events. [2020-10-08 14:37:07,983 INFO L130 PetriNetUnfolder]: For 58/58 co-relation queries the response was YES. [2020-10-08 14:37:08,011 INFO L80 FinitePrefix]: Finished finitePrefix Result has 527 conditions, 294 events. 58/294 cut-off events. For 58/58 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 413 event pairs, 0 based on Foata normal form. 0/235 useless extension candidates. Maximal degree in co-relation 345. Up to 2 conditions per place. [2020-10-08 14:37:08,053 INFO L117 LiptonReduction]: Number of co-enabled transitions 49590 [2020-10-08 14:37:09,614 INFO L132 LiptonReduction]: Checked pairs total: 78717 [2020-10-08 14:37:09,615 INFO L134 LiptonReduction]: Total number of compositions: 2 [2020-10-08 14:37:09,622 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 467 places, 350 transitions, 1164 flow Received shutdown request... [2020-10-08 14:49:57,398 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-08 14:49:57,401 WARN L235 ceAbstractionStarter]: Timeout [2020-10-08 14:49:57,401 INFO L202 PluginConnector]: Adding new model example2_N=58.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.10 02:49:57 BasicIcfg [2020-10-08 14:49:57,402 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-08 14:49:57,405 INFO L168 Benchmark]: Toolchain (without parser) took 771914.91 ms. Allocated memory was 252.2 MB in the beginning and 10.7 GB in the end (delta: 10.4 GB). Free memory was 226.0 MB in the beginning and 3.2 GB in the end (delta: -3.0 GB). Peak memory consumption was 9.2 GB. Max. memory is 14.2 GB. [2020-10-08 14:49:57,407 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 252.2 MB. Free memory is still 228.6 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-08 14:49:57,409 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.51 ms. Allocated memory is still 252.2 MB. Free memory was 226.0 MB in the beginning and 223.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-08 14:49:57,412 INFO L168 Benchmark]: Boogie Preprocessor took 67.02 ms. Allocated memory is still 252.2 MB. Free memory was 223.5 MB in the beginning and 221.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-08 14:49:57,414 INFO L168 Benchmark]: RCFGBuilder took 716.88 ms. Allocated memory is still 252.2 MB. Free memory was 221.0 MB in the beginning and 170.6 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 14.2 GB. [2020-10-08 14:49:57,415 INFO L168 Benchmark]: TraceAbstraction took 771081.87 ms. Allocated memory was 252.2 MB in the beginning and 10.7 GB in the end (delta: 10.4 GB). Free memory was 170.6 MB in the beginning and 3.2 GB in the end (delta: -3.0 GB). Peak memory consumption was 9.2 GB. Max. memory is 14.2 GB. [2020-10-08 14:49:57,430 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 0.21 ms. Allocated memory is still 252.2 MB. Free memory is still 228.6 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 44.51 ms. Allocated memory is still 252.2 MB. Free memory was 226.0 MB in the beginning and 223.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 67.02 ms. Allocated memory is still 252.2 MB. Free memory was 223.5 MB in the beginning and 221.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 716.88 ms. Allocated memory is still 252.2 MB. Free memory was 221.0 MB in the beginning and 170.6 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 14.2 GB. * TraceAbstraction took 771081.87 ms. Allocated memory was 252.2 MB in the beginning and 10.7 GB in the end (delta: 10.4 GB). Free memory was 170.6 MB in the beginning and 3.2 GB in the end (delta: -3.0 GB). Peak memory consumption was 9.2 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 18045 VarBasedMoverChecksPositive, 399 VarBasedMoverChecksNegative, 229 SemBasedMoverChecksPositive, 170 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.2s, 18199 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.9s, 469 PlacesBefore, 467 PlacesAfterwards, 352 TransitionsBefore, 350 TransitionsAfterwards, 49590 CoEnabledTransitionPairs, 1 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 78717 MoverChecksTotal - TimeoutResultAtElement [Line: 126]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 126). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 467 places, 350 transitions, 1164 flow. Already constructed 922214 states. Currently 461163 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 59 procedures, 295 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 769.7s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 769.7s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown