/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-b665a9c [2020-09-29 13:08:35,863 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-29 13:08:35,866 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-29 13:08:35,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-29 13:08:35,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-29 13:08:35,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-29 13:08:35,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-29 13:08:35,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-29 13:08:35,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-29 13:08:35,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-29 13:08:35,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-29 13:08:35,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-29 13:08:35,902 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-29 13:08:35,903 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-29 13:08:35,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-29 13:08:35,906 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-29 13:08:35,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-29 13:08:35,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-29 13:08:35,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-29 13:08:35,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-29 13:08:35,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-29 13:08:35,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-29 13:08:35,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-29 13:08:35,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-29 13:08:35,920 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-29 13:08:35,921 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-29 13:08:35,921 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-29 13:08:35,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-29 13:08:35,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-29 13:08:35,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-29 13:08:35,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-29 13:08:35,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-29 13:08:35,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-29 13:08:35,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-29 13:08:35,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-29 13:08:35,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-29 13:08:35,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-29 13:08:35,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-29 13:08:35,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-29 13:08:35,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-29 13:08:35,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-29 13:08:35,933 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 [2020-09-29 13:08:35,975 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-29 13:08:35,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-29 13:08:35,977 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-29 13:08:35,977 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-29 13:08:35,977 INFO L138 SettingsManager]: * Use SBE=true [2020-09-29 13:08:35,978 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-29 13:08:35,978 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-29 13:08:35,978 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-29 13:08:35,978 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-29 13:08:35,979 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-29 13:08:35,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-29 13:08:35,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-29 13:08:35,980 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-29 13:08:35,981 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-29 13:08:35,981 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-29 13:08:35,981 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-29 13:08:35,981 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-29 13:08:35,981 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-29 13:08:35,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-29 13:08:35,982 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-29 13:08:35,982 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-29 13:08:35,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-29 13:08:35,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-29 13:08:35,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-29 13:08:35,983 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-29 13:08:35,984 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-29 13:08:35,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-29 13:08:35,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-29 13:08:35,984 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-29 13:08:35,984 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-29 13:08:36,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-29 13:08:36,416 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-29 13:08:36,422 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-29 13:08:36,424 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-09-29 13:08:36,425 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-09-29 13:08:36,426 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=58.bpl [2020-09-29 13:08:36,426 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=58.bpl' [2020-09-29 13:08:36,510 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-29 13:08:36,518 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-29 13:08:36,518 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-29 13:08:36,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-29 13:08:36,519 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-29 13:08:36,538 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 29.09 01:08:36" (1/1) ... [2020-09-29 13:08:36,573 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 29.09 01:08:36" (1/1) ... [2020-09-29 13:08:36,591 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-29 13:08:36,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-29 13:08:36,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-29 13:08:36,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-29 13:08:36,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:08:36" (1/1) ... [2020-09-29 13:08:36,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:08:36" (1/1) ... [2020-09-29 13:08:36,617 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:08:36" (1/1) ... [2020-09-29 13:08:36,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:08:36" (1/1) ... [2020-09-29 13:08:36,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:08:36" (1/1) ... [2020-09-29 13:08:36,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:08:36" (1/1) ... [2020-09-29 13:08:36,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:08:36" (1/1) ... [2020-09-29 13:08:36,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-29 13:08:36,698 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-29 13:08:36,698 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-29 13:08:36,699 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-29 13:08:36,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:08:36" (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 [2020-09-29 13:08:36,792 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-09-29 13:08:36,793 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-09-29 13:08:36,795 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-09-29 13:08:36,795 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-09-29 13:08:36,795 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-09-29 13:08:36,795 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-09-29 13:08:36,796 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-09-29 13:08:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-09-29 13:08:36,796 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-09-29 13:08:36,796 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-09-29 13:08:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-09-29 13:08:36,797 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-09-29 13:08:36,797 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-09-29 13:08:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-09-29 13:08:36,797 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-09-29 13:08:36,798 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-09-29 13:08:36,798 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-09-29 13:08:36,798 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-09-29 13:08:36,799 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-09-29 13:08:36,799 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-09-29 13:08:36,799 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-09-29 13:08:36,799 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-09-29 13:08:36,800 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-09-29 13:08:36,801 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-09-29 13:08:36,808 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-09-29 13:08:36,809 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-09-29 13:08:36,809 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-09-29 13:08:36,810 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-09-29 13:08:36,810 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-09-29 13:08:36,810 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-09-29 13:08:36,811 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-09-29 13:08:36,811 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-09-29 13:08:36,811 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-09-29 13:08:36,812 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-09-29 13:08:36,812 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-09-29 13:08:36,812 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-09-29 13:08:36,813 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-09-29 13:08:36,813 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-09-29 13:08:36,813 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-09-29 13:08:36,813 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-09-29 13:08:36,813 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-09-29 13:08:36,814 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-09-29 13:08:36,814 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-09-29 13:08:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-09-29 13:08:36,815 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-09-29 13:08:36,815 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-09-29 13:08:36,815 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-09-29 13:08:36,815 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-09-29 13:08:36,816 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-09-29 13:08:36,816 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-09-29 13:08:36,816 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-09-29 13:08:36,816 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-09-29 13:08:36,816 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-09-29 13:08:36,816 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-09-29 13:08:36,817 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-09-29 13:08:36,817 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-09-29 13:08:36,817 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-09-29 13:08:36,818 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-09-29 13:08:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-09-29 13:08:36,818 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-09-29 13:08:36,819 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-09-29 13:08:36,819 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-09-29 13:08:36,819 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-09-29 13:08:36,819 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-09-29 13:08:36,819 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-09-29 13:08:36,820 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-09-29 13:08:36,821 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-09-29 13:08:36,821 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-09-29 13:08:36,821 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-09-29 13:08:36,821 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-09-29 13:08:36,821 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-09-29 13:08:36,822 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-09-29 13:08:36,822 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-09-29 13:08:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-09-29 13:08:36,822 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-09-29 13:08:36,823 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-09-29 13:08:36,823 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-09-29 13:08:36,823 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-09-29 13:08:36,823 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-09-29 13:08:36,823 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-09-29 13:08:36,824 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-09-29 13:08:36,824 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-09-29 13:08:36,824 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-09-29 13:08:36,824 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-09-29 13:08:36,825 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-09-29 13:08:36,826 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-09-29 13:08:36,826 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-09-29 13:08:36,826 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-09-29 13:08:36,826 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-09-29 13:08:36,827 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-09-29 13:08:36,827 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-09-29 13:08:36,827 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-09-29 13:08:36,827 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-09-29 13:08:36,827 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread47 given in one single declaration [2020-09-29 13:08:36,828 INFO L130 BoogieDeclarations]: Found specification of procedure thread47 [2020-09-29 13:08:36,828 INFO L138 BoogieDeclarations]: Found implementation of procedure thread47 [2020-09-29 13:08:36,828 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread46 given in one single declaration [2020-09-29 13:08:36,828 INFO L130 BoogieDeclarations]: Found specification of procedure thread46 [2020-09-29 13:08:36,828 INFO L138 BoogieDeclarations]: Found implementation of procedure thread46 [2020-09-29 13:08:36,828 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread49 given in one single declaration [2020-09-29 13:08:36,829 INFO L130 BoogieDeclarations]: Found specification of procedure thread49 [2020-09-29 13:08:36,829 INFO L138 BoogieDeclarations]: Found implementation of procedure thread49 [2020-09-29 13:08:36,829 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread48 given in one single declaration [2020-09-29 13:08:36,829 INFO L130 BoogieDeclarations]: Found specification of procedure thread48 [2020-09-29 13:08:36,829 INFO L138 BoogieDeclarations]: Found implementation of procedure thread48 [2020-09-29 13:08:36,830 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread43 given in one single declaration [2020-09-29 13:08:36,830 INFO L130 BoogieDeclarations]: Found specification of procedure thread43 [2020-09-29 13:08:36,830 INFO L138 BoogieDeclarations]: Found implementation of procedure thread43 [2020-09-29 13:08:36,831 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread42 given in one single declaration [2020-09-29 13:08:36,832 INFO L130 BoogieDeclarations]: Found specification of procedure thread42 [2020-09-29 13:08:36,834 INFO L138 BoogieDeclarations]: Found implementation of procedure thread42 [2020-09-29 13:08:36,835 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread45 given in one single declaration [2020-09-29 13:08:36,835 INFO L130 BoogieDeclarations]: Found specification of procedure thread45 [2020-09-29 13:08:36,835 INFO L138 BoogieDeclarations]: Found implementation of procedure thread45 [2020-09-29 13:08:36,836 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread44 given in one single declaration [2020-09-29 13:08:36,836 INFO L130 BoogieDeclarations]: Found specification of procedure thread44 [2020-09-29 13:08:36,836 INFO L138 BoogieDeclarations]: Found implementation of procedure thread44 [2020-09-29 13:08:36,836 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-09-29 13:08:36,837 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-09-29 13:08:36,837 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-09-29 13:08:36,837 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-09-29 13:08:36,837 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-09-29 13:08:36,838 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-09-29 13:08:36,838 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-09-29 13:08:36,838 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-09-29 13:08:36,838 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-09-29 13:08:36,839 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread50 given in one single declaration [2020-09-29 13:08:36,839 INFO L130 BoogieDeclarations]: Found specification of procedure thread50 [2020-09-29 13:08:36,839 INFO L138 BoogieDeclarations]: Found implementation of procedure thread50 [2020-09-29 13:08:36,840 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread52 given in one single declaration [2020-09-29 13:08:36,840 INFO L130 BoogieDeclarations]: Found specification of procedure thread52 [2020-09-29 13:08:36,840 INFO L138 BoogieDeclarations]: Found implementation of procedure thread52 [2020-09-29 13:08:36,841 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread51 given in one single declaration [2020-09-29 13:08:36,841 INFO L130 BoogieDeclarations]: Found specification of procedure thread51 [2020-09-29 13:08:36,841 INFO L138 BoogieDeclarations]: Found implementation of procedure thread51 [2020-09-29 13:08:36,841 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread58 given in one single declaration [2020-09-29 13:08:36,842 INFO L130 BoogieDeclarations]: Found specification of procedure thread58 [2020-09-29 13:08:36,842 INFO L138 BoogieDeclarations]: Found implementation of procedure thread58 [2020-09-29 13:08:36,842 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-09-29 13:08:36,842 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-09-29 13:08:36,842 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-09-29 13:08:36,842 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread57 given in one single declaration [2020-09-29 13:08:36,843 INFO L130 BoogieDeclarations]: Found specification of procedure thread57 [2020-09-29 13:08:36,843 INFO L138 BoogieDeclarations]: Found implementation of procedure thread57 [2020-09-29 13:08:36,843 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-09-29 13:08:36,843 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-09-29 13:08:36,844 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-09-29 13:08:36,844 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-09-29 13:08:36,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-29 13:08:36,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-29 13:08:36,844 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-09-29 13:08:36,845 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-09-29 13:08:36,845 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-09-29 13:08:36,845 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-09-29 13:08:36,845 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-09-29 13:08:36,845 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-09-29 13:08:36,846 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread54 given in one single declaration [2020-09-29 13:08:36,846 INFO L130 BoogieDeclarations]: Found specification of procedure thread54 [2020-09-29 13:08:36,846 INFO L138 BoogieDeclarations]: Found implementation of procedure thread54 [2020-09-29 13:08:36,846 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-09-29 13:08:36,846 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-09-29 13:08:36,847 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-09-29 13:08:36,847 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread53 given in one single declaration [2020-09-29 13:08:36,847 INFO L130 BoogieDeclarations]: Found specification of procedure thread53 [2020-09-29 13:08:36,847 INFO L138 BoogieDeclarations]: Found implementation of procedure thread53 [2020-09-29 13:08:36,847 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread56 given in one single declaration [2020-09-29 13:08:36,847 INFO L130 BoogieDeclarations]: Found specification of procedure thread56 [2020-09-29 13:08:36,848 INFO L138 BoogieDeclarations]: Found implementation of procedure thread56 [2020-09-29 13:08:36,848 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-09-29 13:08:36,848 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-09-29 13:08:36,848 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-09-29 13:08:36,848 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread55 given in one single declaration [2020-09-29 13:08:36,848 INFO L130 BoogieDeclarations]: Found specification of procedure thread55 [2020-09-29 13:08:36,849 INFO L138 BoogieDeclarations]: Found implementation of procedure thread55 [2020-09-29 13:08:36,849 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-09-29 13:08:36,849 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-09-29 13:08:36,849 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-09-29 13:08:36,851 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-09-29 13:08:37,395 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-29 13:08:37,395 INFO L298 CfgBuilder]: Removed 58 assume(true) statements. [2020-09-29 13:08:37,402 INFO L202 PluginConnector]: Adding new model example2_N=58.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 01:08:37 BoogieIcfgContainer [2020-09-29 13:08:37,402 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-29 13:08:37,403 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-29 13:08:37,403 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-29 13:08:37,407 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-29 13:08:37,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:08:36" (1/2) ... [2020-09-29 13:08:37,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@709c6758 and model type example2_N=58.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.09 01:08:37, skipping insertion in model container [2020-09-29 13:08:37,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=58.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 01:08:37" (2/2) ... [2020-09-29 13:08:37,411 INFO L109 eAbstractionObserver]: Analyzing ICFG example2_N=58.bpl [2020-09-29 13:08:37,423 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-29 13:08:37,423 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-29 13:08:37,433 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-29 13:08:37,435 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-29 13:08:38,814 INFO L251 AbstractCegarLoop]: Starting to check reachability of 59 error locations. [2020-09-29 13:08:38,841 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-29 13:08:38,841 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-29 13:08:38,842 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-29 13:08:38,842 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-29 13:08:38,842 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-29 13:08:38,842 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-29 13:08:38,842 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-29 13:08:38,842 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-29 13:08:38,869 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 411 places, 294 transitions, 1052 flow [2020-09-29 13:08:38,871 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 411 places, 294 transitions, 1052 flow [2020-09-29 13:08:39,091 INFO L129 PetriNetUnfolder]: 58/236 cut-off events. [2020-09-29 13:08:39,091 INFO L130 PetriNetUnfolder]: For 58/58 co-relation queries the response was YES. [2020-09-29 13:08:39,108 INFO L80 FinitePrefix]: Finished finitePrefix Result has 469 conditions, 236 events. 58/236 cut-off events. For 58/58 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 165 event pairs, 0 based on Foata normal form. 0/177 useless extension candidates. Maximal degree in co-relation 287. Up to 2 conditions per place. [2020-09-29 13:08:39,136 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 411 places, 294 transitions, 1052 flow [2020-09-29 13:08:39,305 INFO L129 PetriNetUnfolder]: 58/236 cut-off events. [2020-09-29 13:08:39,306 INFO L130 PetriNetUnfolder]: For 58/58 co-relation queries the response was YES. [2020-09-29 13:08:39,314 INFO L80 FinitePrefix]: Finished finitePrefix Result has 469 conditions, 236 events. 58/236 cut-off events. For 58/58 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 165 event pairs, 0 based on Foata normal form. 0/177 useless extension candidates. Maximal degree in co-relation 287. Up to 2 conditions per place. [2020-09-29 13:08:39,339 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 26448 [2020-09-29 13:08:39,341 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-29 13:08:39,583 INFO L206 etLargeBlockEncoding]: Checked pairs total: 0 [2020-09-29 13:08:39,584 INFO L214 etLargeBlockEncoding]: Total number of compositions: 1 [2020-09-29 13:08:39,588 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 410 places, 293 transitions, 1050 flow Received shutdown request... [2020-09-29 13:21:21,285 WARN L544 AbstractCegarLoop]: Verification canceled [2020-09-29 13:21:21,291 WARN L228 ceAbstractionStarter]: Timeout [2020-09-29 13:21:21,291 INFO L202 PluginConnector]: Adding new model example2_N=58.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.09 01:21:21 BasicIcfg [2020-09-29 13:21:21,291 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-29 13:21:21,294 INFO L168 Benchmark]: Toolchain (without parser) took 764781.35 ms. Allocated memory was 249.6 MB in the beginning and 11.7 GB in the end (delta: 11.5 GB). Free memory was 223.4 MB in the beginning and 2.8 GB in the end (delta: -2.6 GB). Peak memory consumption was 10.8 GB. Max. memory is 14.2 GB. [2020-09-29 13:21:21,295 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 249.6 MB. Free memory is still 225.9 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-09-29 13:21:21,296 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.54 ms. Allocated memory is still 249.6 MB. Free memory was 223.4 MB in the beginning and 220.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-09-29 13:21:21,297 INFO L168 Benchmark]: Boogie Preprocessor took 105.24 ms. Allocated memory is still 249.6 MB. Free memory was 220.9 MB in the beginning and 215.9 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 14.2 GB. [2020-09-29 13:21:21,298 INFO L168 Benchmark]: RCFGBuilder took 703.74 ms. Allocated memory is still 249.6 MB. Free memory was 215.9 MB in the beginning and 175.6 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 14.2 GB. [2020-09-29 13:21:21,299 INFO L168 Benchmark]: TraceAbstraction took 763888.39 ms. Allocated memory was 249.6 MB in the beginning and 11.7 GB in the end (delta: 11.5 GB). Free memory was 173.1 MB in the beginning and 2.8 GB in the end (delta: -2.7 GB). Peak memory consumption was 10.8 GB. Max. memory is 14.2 GB. [2020-09-29 13:21:21,303 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 0.19 ms. Allocated memory is still 249.6 MB. Free memory is still 225.9 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 73.54 ms. Allocated memory is still 249.6 MB. Free memory was 223.4 MB in the beginning and 220.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 105.24 ms. Allocated memory is still 249.6 MB. Free memory was 220.9 MB in the beginning and 215.9 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 14.2 GB. * RCFGBuilder took 703.74 ms. Allocated memory is still 249.6 MB. Free memory was 215.9 MB in the beginning and 175.6 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 14.2 GB. * TraceAbstraction took 763888.39 ms. Allocated memory was 249.6 MB in the beginning and 11.7 GB in the end (delta: 11.5 GB). Free memory was 173.1 MB in the beginning and 2.8 GB in the end (delta: -2.7 GB). Peak memory consumption was 10.8 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 0.7s, 411 ProgramPointsBefore, 410 ProgramPointsAfterwards, 294 TransitionsBefore, 293 TransitionsAfterwards, 26448 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 VarBasedMoverChecksPositive, 0 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 0 CheckedPairsTotal, 1 TotalNumberOfCompositions - 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 410 places, 293 transitions, 1050 flow. Already constructed 843350 states. Currently 322134 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 59 procedures, 237 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 762.4s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 762.4s, 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