/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=50.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b665a9c [2020-09-29 14:13:53,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-29 14:13:53,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-29 14:13:53,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-29 14:13:53,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-29 14:13:53,912 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-29 14:13:53,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-29 14:13:53,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-29 14:13:53,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-29 14:13:53,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-29 14:13:53,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-29 14:13:53,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-29 14:13:53,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-29 14:13:53,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-29 14:13:53,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-29 14:13:53,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-29 14:13:53,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-29 14:13:53,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-29 14:13:53,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-29 14:13:53,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-29 14:13:53,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-29 14:13:53,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-29 14:13:53,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-29 14:13:53,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-29 14:13:53,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-29 14:13:53,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-29 14:13:53,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-29 14:13:53,976 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-29 14:13:53,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-29 14:13:53,982 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-29 14:13:53,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-29 14:13:53,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-29 14:13:53,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-29 14:13:53,985 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-29 14:13:53,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-29 14:13:53,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-29 14:13:53,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-29 14:13:53,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-29 14:13:53,989 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-29 14:13:53,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-29 14:13:53,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-29 14:13:53,992 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/VMCAI2021_FA.epf [2020-09-29 14:13:54,038 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-29 14:13:54,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-29 14:13:54,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-29 14:13:54,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-29 14:13:54,041 INFO L138 SettingsManager]: * Use SBE=true [2020-09-29 14:13:54,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-29 14:13:54,041 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-29 14:13:54,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-29 14:13:54,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-29 14:13:54,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-29 14:13:54,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-29 14:13:54,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-29 14:13:54,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-29 14:13:54,044 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-29 14:13:54,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-29 14:13:54,044 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-29 14:13:54,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-29 14:13:54,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-29 14:13:54,045 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-29 14:13:54,045 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-29 14:13:54,045 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-29 14:13:54,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-29 14:13:54,046 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-29 14:13:54,046 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-29 14:13:54,046 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-29 14:13:54,046 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-09-29 14:13:54,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-29 14:13:54,047 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-09-29 14:13:54,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-29 14:13:54,047 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-29 14:13:54,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-29 14:13:54,551 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-29 14:13:54,556 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-29 14:13:54,557 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-09-29 14:13:54,558 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-09-29 14:13:54,560 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=50.bpl [2020-09-29 14:13:54,560 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=50.bpl' [2020-09-29 14:13:54,638 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-29 14:13:54,645 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-29 14:13:54,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-29 14:13:54,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-29 14:13:54,647 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-29 14:13:54,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=50.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:54" (1/1) ... [2020-09-29 14:13:54,700 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=50.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:54" (1/1) ... [2020-09-29 14:13:54,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-29 14:13:54,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-29 14:13:54,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-29 14:13:54,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-29 14:13:54,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=50.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:54" (1/1) ... [2020-09-29 14:13:54,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=50.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:54" (1/1) ... [2020-09-29 14:13:54,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=50.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:54" (1/1) ... [2020-09-29 14:13:54,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=50.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:54" (1/1) ... [2020-09-29 14:13:54,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=50.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:54" (1/1) ... [2020-09-29 14:13:54,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=50.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:54" (1/1) ... [2020-09-29 14:13:54,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=50.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:54" (1/1) ... [2020-09-29 14:13:54,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-29 14:13:54,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-29 14:13:54,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-29 14:13:54,800 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-29 14:13:54,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=50.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:54" (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 14:13:54,898 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-09-29 14:13:54,899 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-09-29 14:13:54,900 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-09-29 14:13:54,901 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-09-29 14:13:54,901 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-09-29 14:13:54,901 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-09-29 14:13:54,901 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-09-29 14:13:54,902 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-09-29 14:13:54,902 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-09-29 14:13:54,902 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-09-29 14:13:54,902 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-09-29 14:13:54,902 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-09-29 14:13:54,903 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-09-29 14:13:54,903 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-09-29 14:13:54,903 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-09-29 14:13:54,903 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-09-29 14:13:54,904 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-09-29 14:13:54,904 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-09-29 14:13:54,904 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-09-29 14:13:54,904 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-09-29 14:13:54,905 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-09-29 14:13:54,905 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-09-29 14:13:54,906 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-09-29 14:13:54,906 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-09-29 14:13:54,914 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-09-29 14:13:54,915 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-09-29 14:13:54,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-09-29 14:13:54,916 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-09-29 14:13:54,916 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-09-29 14:13:54,916 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-09-29 14:13:54,917 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-09-29 14:13:54,917 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-09-29 14:13:54,917 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-09-29 14:13:54,917 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-09-29 14:13:54,918 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-09-29 14:13:54,918 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-09-29 14:13:54,918 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-09-29 14:13:54,919 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-09-29 14:13:54,919 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-09-29 14:13:54,919 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-09-29 14:13:54,920 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-09-29 14:13:54,920 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-09-29 14:13:54,920 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-09-29 14:13:54,920 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-09-29 14:13:54,920 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-09-29 14:13:54,921 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-09-29 14:13:54,921 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-09-29 14:13:54,921 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-09-29 14:13:54,921 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-09-29 14:13:54,922 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-09-29 14:13:54,922 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-09-29 14:13:54,922 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-09-29 14:13:54,922 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-09-29 14:13:54,922 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-09-29 14:13:54,923 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-09-29 14:13:54,923 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-09-29 14:13:54,923 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-09-29 14:13:54,923 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-09-29 14:13:54,924 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-09-29 14:13:54,924 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-09-29 14:13:54,924 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-09-29 14:13:54,924 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-09-29 14:13:54,924 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-09-29 14:13:54,925 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-09-29 14:13:54,925 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-09-29 14:13:54,925 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-09-29 14:13:54,926 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-09-29 14:13:54,926 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-09-29 14:13:54,926 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-09-29 14:13:54,927 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-09-29 14:13:54,927 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-09-29 14:13:54,927 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-09-29 14:13:54,927 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-09-29 14:13:54,928 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-09-29 14:13:54,929 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-09-29 14:13:54,929 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-09-29 14:13:54,929 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-09-29 14:13:54,929 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-09-29 14:13:54,929 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-09-29 14:13:54,930 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-09-29 14:13:54,930 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-09-29 14:13:54,930 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-09-29 14:13:54,930 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-09-29 14:13:54,930 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-09-29 14:13:54,931 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-09-29 14:13:54,932 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-09-29 14:13:54,932 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-09-29 14:13:54,932 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-09-29 14:13:54,932 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-09-29 14:13:54,932 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-09-29 14:13:54,933 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-09-29 14:13:54,933 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-09-29 14:13:54,933 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-09-29 14:13:54,933 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread47 given in one single declaration [2020-09-29 14:13:54,934 INFO L130 BoogieDeclarations]: Found specification of procedure thread47 [2020-09-29 14:13:54,934 INFO L138 BoogieDeclarations]: Found implementation of procedure thread47 [2020-09-29 14:13:54,934 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread46 given in one single declaration [2020-09-29 14:13:54,934 INFO L130 BoogieDeclarations]: Found specification of procedure thread46 [2020-09-29 14:13:54,934 INFO L138 BoogieDeclarations]: Found implementation of procedure thread46 [2020-09-29 14:13:54,935 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread49 given in one single declaration [2020-09-29 14:13:54,935 INFO L130 BoogieDeclarations]: Found specification of procedure thread49 [2020-09-29 14:13:54,935 INFO L138 BoogieDeclarations]: Found implementation of procedure thread49 [2020-09-29 14:13:54,935 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread48 given in one single declaration [2020-09-29 14:13:54,935 INFO L130 BoogieDeclarations]: Found specification of procedure thread48 [2020-09-29 14:13:54,936 INFO L138 BoogieDeclarations]: Found implementation of procedure thread48 [2020-09-29 14:13:54,936 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread43 given in one single declaration [2020-09-29 14:13:54,936 INFO L130 BoogieDeclarations]: Found specification of procedure thread43 [2020-09-29 14:13:54,936 INFO L138 BoogieDeclarations]: Found implementation of procedure thread43 [2020-09-29 14:13:54,938 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread42 given in one single declaration [2020-09-29 14:13:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure thread42 [2020-09-29 14:13:54,941 INFO L138 BoogieDeclarations]: Found implementation of procedure thread42 [2020-09-29 14:13:54,941 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread45 given in one single declaration [2020-09-29 14:13:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure thread45 [2020-09-29 14:13:54,942 INFO L138 BoogieDeclarations]: Found implementation of procedure thread45 [2020-09-29 14:13:54,942 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread44 given in one single declaration [2020-09-29 14:13:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure thread44 [2020-09-29 14:13:54,943 INFO L138 BoogieDeclarations]: Found implementation of procedure thread44 [2020-09-29 14:13:54,943 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-09-29 14:13:54,943 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-09-29 14:13:54,943 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-09-29 14:13:54,943 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-09-29 14:13:54,943 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-09-29 14:13:54,944 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-09-29 14:13:54,944 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-09-29 14:13:54,944 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-09-29 14:13:54,944 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-09-29 14:13:54,944 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread50 given in one single declaration [2020-09-29 14:13:54,945 INFO L130 BoogieDeclarations]: Found specification of procedure thread50 [2020-09-29 14:13:54,945 INFO L138 BoogieDeclarations]: Found implementation of procedure thread50 [2020-09-29 14:13:54,945 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-09-29 14:13:54,946 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-09-29 14:13:54,946 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-09-29 14:13:54,947 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-09-29 14:13:54,947 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-09-29 14:13:54,947 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-09-29 14:13:54,948 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-09-29 14:13:54,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-29 14:13:54,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-29 14:13:54,949 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-09-29 14:13:54,949 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-09-29 14:13:54,949 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-09-29 14:13:54,949 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-09-29 14:13:54,949 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-09-29 14:13:54,950 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-09-29 14:13:54,950 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-09-29 14:13:54,951 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-09-29 14:13:54,951 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-09-29 14:13:54,951 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-09-29 14:13:54,952 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-09-29 14:13:54,952 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-09-29 14:13:54,953 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-09-29 14:13:54,957 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-09-29 14:13:54,958 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-09-29 14:13:54,961 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 14:13:55,535 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-29 14:13:55,536 INFO L298 CfgBuilder]: Removed 50 assume(true) statements. [2020-09-29 14:13:55,542 INFO L202 PluginConnector]: Adding new model example2_N=50.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 02:13:55 BoogieIcfgContainer [2020-09-29 14:13:55,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-29 14:13:55,544 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-29 14:13:55,544 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-29 14:13:55,547 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-29 14:13:55,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=50.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:54" (1/2) ... [2020-09-29 14:13:55,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f69b9df and model type example2_N=50.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.09 02:13:55, skipping insertion in model container [2020-09-29 14:13:55,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=50.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 02:13:55" (2/2) ... [2020-09-29 14:13:55,552 INFO L109 eAbstractionObserver]: Analyzing ICFG example2_N=50.bpl [2020-09-29 14:13:55,561 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-29 14:13:55,561 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-29 14:13:55,570 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-29 14:13:55,571 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-29 14:13:56,571 INFO L251 AbstractCegarLoop]: Starting to check reachability of 51 error locations. [2020-09-29 14:13:56,599 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-29 14:13:56,600 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-29 14:13:56,600 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-29 14:13:56,600 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-29 14:13:56,600 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-29 14:13:56,600 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-29 14:13:56,601 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-29 14:13:56,601 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-29 14:13:56,625 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 355 places, 254 transitions, 908 flow Received shutdown request... [2020-09-29 14:26:16,053 WARN L544 AbstractCegarLoop]: Verification canceled [2020-09-29 14:26:16,059 WARN L228 ceAbstractionStarter]: Timeout [2020-09-29 14:26:16,059 INFO L202 PluginConnector]: Adding new model example2_N=50.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.09 02:26:16 BasicIcfg [2020-09-29 14:26:16,060 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-29 14:26:16,068 INFO L168 Benchmark]: Toolchain (without parser) took 741421.83 ms. Allocated memory was 245.9 MB in the beginning and 12.2 GB in the end (delta: 12.0 GB). Free memory was 217.2 MB in the beginning and 3.7 GB in the end (delta: -3.5 GB). Peak memory consumption was 11.2 GB. Max. memory is 14.2 GB. [2020-09-29 14:26:16,069 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.57 ms. Allocated memory is still 245.9 MB. Free memory is still 219.8 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-09-29 14:26:16,069 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.00 ms. Allocated memory is still 245.9 MB. Free memory was 217.2 MB in the beginning and 214.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-09-29 14:26:16,071 INFO L168 Benchmark]: Boogie Preprocessor took 79.98 ms. Allocated memory is still 245.9 MB. Free memory was 214.7 MB in the beginning and 212.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-09-29 14:26:16,072 INFO L168 Benchmark]: RCFGBuilder took 742.50 ms. Allocated memory is still 245.9 MB. Free memory was 212.2 MB in the beginning and 174.4 MB in the end (delta: 37.8 MB). Peak memory consumption was 37.8 MB. Max. memory is 14.2 GB. [2020-09-29 14:26:16,073 INFO L168 Benchmark]: TraceAbstraction took 740516.21 ms. Allocated memory was 245.9 MB in the beginning and 12.2 GB in the end (delta: 12.0 GB). Free memory was 174.4 MB in the beginning and 3.7 GB in the end (delta: -3.5 GB). Peak memory consumption was 11.1 GB. Max. memory is 14.2 GB. [2020-09-29 14:26:16,077 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 0.57 ms. Allocated memory is still 245.9 MB. Free memory is still 219.8 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 73.00 ms. Allocated memory is still 245.9 MB. Free memory was 217.2 MB in the beginning and 214.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 79.98 ms. Allocated memory is still 245.9 MB. Free memory was 214.7 MB in the beginning and 212.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 742.50 ms. Allocated memory is still 245.9 MB. Free memory was 212.2 MB in the beginning and 174.4 MB in the end (delta: 37.8 MB). Peak memory consumption was 37.8 MB. Max. memory is 14.2 GB. * TraceAbstraction took 740516.21 ms. Allocated memory was 245.9 MB in the beginning and 12.2 GB in the end (delta: 12.0 GB). Free memory was 174.4 MB in the beginning and 3.7 GB in the end (delta: -3.5 GB). Peak memory consumption was 11.1 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 110]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 110). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 355 places, 254 transitions, 908 flow. Already constructed 902103 states. Currently 344598 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 51 procedures, 205 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 739.4s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 739.4s, 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