/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=43.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b665a9c [2020-09-29 14:01:00,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-29 14:01:00,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-29 14:01:00,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-29 14:01:00,944 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-29 14:01:00,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-29 14:01:00,947 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-29 14:01:00,949 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-29 14:01:00,951 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-29 14:01:00,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-29 14:01:00,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-29 14:01:00,955 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-29 14:01:00,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-29 14:01:00,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-29 14:01:00,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-29 14:01:00,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-29 14:01:00,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-29 14:01:00,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-29 14:01:00,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-29 14:01:00,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-29 14:01:00,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-29 14:01:00,969 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-29 14:01:00,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-29 14:01:00,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-29 14:01:00,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-29 14:01:00,974 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-29 14:01:00,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-29 14:01:00,976 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-29 14:01:00,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-29 14:01:00,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-29 14:01:00,978 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-29 14:01:00,979 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-29 14:01:00,980 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-29 14:01:00,981 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-29 14:01:00,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-29 14:01:00,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-29 14:01:00,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-29 14:01:00,983 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-29 14:01:00,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-29 14:01:00,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-29 14:01:00,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-29 14:01:00,987 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 14:01:01,036 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-29 14:01:01,036 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-29 14:01:01,038 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-29 14:01:01,038 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-29 14:01:01,038 INFO L138 SettingsManager]: * Use SBE=true [2020-09-29 14:01:01,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-29 14:01:01,039 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-29 14:01:01,040 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-29 14:01:01,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-29 14:01:01,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-29 14:01:01,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-29 14:01:01,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-29 14:01:01,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-29 14:01:01,041 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-29 14:01:01,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-29 14:01:01,041 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-29 14:01:01,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-29 14:01:01,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-29 14:01:01,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-29 14:01:01,043 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-29 14:01:01,043 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-29 14:01:01,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-29 14:01:01,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-29 14:01:01,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-29 14:01:01,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-29 14:01:01,044 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-09-29 14:01:01,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-29 14:01:01,045 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-09-29 14:01:01,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-29 14:01:01,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-29 14:01:01,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-29 14:01:01,552 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-29 14:01:01,558 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-29 14:01:01,560 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-09-29 14:01:01,561 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-09-29 14:01:01,562 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=43.bpl [2020-09-29 14:01:01,563 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=43.bpl' [2020-09-29 14:01:01,662 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-29 14:01:01,670 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-29 14:01:01,671 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-29 14:01:01,671 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-29 14:01:01,671 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-29 14:01:01,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:01" (1/1) ... [2020-09-29 14:01:01,724 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:01" (1/1) ... [2020-09-29 14:01:01,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-29 14:01:01,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-29 14:01:01,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-29 14:01:01,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-29 14:01:01,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:01" (1/1) ... [2020-09-29 14:01:01,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:01" (1/1) ... [2020-09-29 14:01:01,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:01" (1/1) ... [2020-09-29 14:01:01,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:01" (1/1) ... [2020-09-29 14:01:01,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:01" (1/1) ... [2020-09-29 14:01:01,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:01" (1/1) ... [2020-09-29 14:01:01,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:01" (1/1) ... [2020-09-29 14:01:01,835 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-29 14:01:01,836 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-29 14:01:01,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-29 14:01:01,837 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-29 14:01:01,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:01" (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 14:01:01,934 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-09-29 14:01:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-09-29 14:01:01,937 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-09-29 14:01:01,938 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-09-29 14:01:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-09-29 14:01:01,939 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-09-29 14:01:01,939 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-09-29 14:01:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-09-29 14:01:01,939 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-09-29 14:01:01,939 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-09-29 14:01:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-09-29 14:01:01,940 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-09-29 14:01:01,940 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-09-29 14:01:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-09-29 14:01:01,941 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-09-29 14:01:01,941 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-09-29 14:01:01,941 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-09-29 14:01:01,941 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-09-29 14:01:01,941 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-09-29 14:01:01,941 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-09-29 14:01:01,942 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-09-29 14:01:01,942 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-09-29 14:01:01,942 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-09-29 14:01:01,943 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-09-29 14:01:01,943 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread43 given in one single declaration [2020-09-29 14:01:01,944 INFO L130 BoogieDeclarations]: Found specification of procedure thread43 [2020-09-29 14:01:01,944 INFO L138 BoogieDeclarations]: Found implementation of procedure thread43 [2020-09-29 14:01:01,945 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-09-29 14:01:01,945 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-09-29 14:01:01,945 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-09-29 14:01:01,947 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread42 given in one single declaration [2020-09-29 14:01:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure thread42 [2020-09-29 14:01:01,948 INFO L138 BoogieDeclarations]: Found implementation of procedure thread42 [2020-09-29 14:01:01,948 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-09-29 14:01:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-09-29 14:01:01,950 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-09-29 14:01:01,950 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-09-29 14:01:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-09-29 14:01:01,951 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-09-29 14:01:01,951 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-09-29 14:01:01,953 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-09-29 14:01:01,953 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-09-29 14:01:01,953 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-09-29 14:01:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-09-29 14:01:01,954 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-09-29 14:01:01,954 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-09-29 14:01:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-09-29 14:01:01,954 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-09-29 14:01:01,954 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-09-29 14:01:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-09-29 14:01:01,955 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-09-29 14:01:01,955 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-09-29 14:01:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-09-29 14:01:01,955 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-09-29 14:01:01,955 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-09-29 14:01:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-09-29 14:01:01,956 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-09-29 14:01:01,956 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-09-29 14:01:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-09-29 14:01:01,956 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-09-29 14:01:01,956 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-09-29 14:01:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-09-29 14:01:01,957 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-09-29 14:01:01,957 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-09-29 14:01:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-09-29 14:01:01,957 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-09-29 14:01:01,957 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-09-29 14:01:01,958 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-09-29 14:01:01,958 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-09-29 14:01:01,958 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-09-29 14:01:01,958 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-09-29 14:01:01,958 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-09-29 14:01:01,958 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-09-29 14:01:01,959 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-09-29 14:01:01,959 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-09-29 14:01:01,959 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-09-29 14:01:01,959 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-09-29 14:01:01,959 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-09-29 14:01:01,959 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-09-29 14:01:01,959 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-09-29 14:01:01,959 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-09-29 14:01:01,960 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-09-29 14:01:01,960 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-09-29 14:01:01,960 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-09-29 14:01:01,960 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-09-29 14:01:01,960 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-09-29 14:01:01,960 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-09-29 14:01:01,961 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-09-29 14:01:01,961 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-09-29 14:01:01,961 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-09-29 14:01:01,961 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-09-29 14:01:01,961 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-09-29 14:01:01,961 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-09-29 14:01:01,962 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-09-29 14:01:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-09-29 14:01:01,962 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-09-29 14:01:01,962 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-09-29 14:01:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-29 14:01:01,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-29 14:01:01,962 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-09-29 14:01:01,963 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-09-29 14:01:01,963 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-09-29 14:01:01,963 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-09-29 14:01:01,963 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-09-29 14:01:01,963 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-09-29 14:01:01,963 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-09-29 14:01:01,963 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-09-29 14:01:01,963 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-09-29 14:01:01,964 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-09-29 14:01:01,964 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-09-29 14:01:01,964 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-09-29 14:01:01,964 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-09-29 14:01:01,964 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-09-29 14:01:01,964 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-09-29 14:01:01,965 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-09-29 14:01:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-09-29 14:01:01,965 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-09-29 14:01:01,965 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-09-29 14:01:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-09-29 14:01:01,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-09-29 14:01:01,966 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-09-29 14:01:01,966 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-09-29 14:01:01,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-09-29 14:01:01,966 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-09-29 14:01:01,967 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-09-29 14:01:01,967 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-09-29 14:01:01,967 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-09-29 14:01:01,967 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-09-29 14:01:01,967 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-09-29 14:01:01,968 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-09-29 14:01:01,968 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-09-29 14:01:01,969 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-09-29 14:01:01,972 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 14:01:02,435 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-29 14:01:02,435 INFO L298 CfgBuilder]: Removed 43 assume(true) statements. [2020-09-29 14:01:02,441 INFO L202 PluginConnector]: Adding new model example2_N=43.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 02:01:02 BoogieIcfgContainer [2020-09-29 14:01:02,441 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-29 14:01:02,442 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-29 14:01:02,443 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-29 14:01:02,446 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-29 14:01:02,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:01" (1/2) ... [2020-09-29 14:01:02,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50b3b4cc and model type example2_N=43.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.09 02:01:02, skipping insertion in model container [2020-09-29 14:01:02,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 02:01:02" (2/2) ... [2020-09-29 14:01:02,450 INFO L109 eAbstractionObserver]: Analyzing ICFG example2_N=43.bpl [2020-09-29 14:01:02,462 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-29 14:01:02,463 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-29 14:01:02,476 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-29 14:01:02,478 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-29 14:01:03,405 INFO L251 AbstractCegarLoop]: Starting to check reachability of 44 error locations. [2020-09-29 14:01:03,434 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-29 14:01:03,434 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-29 14:01:03,434 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-29 14:01:03,434 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-29 14:01:03,435 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-29 14:01:03,435 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-29 14:01:03,435 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-29 14:01:03,435 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-29 14:01:03,462 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 306 places, 219 transitions, 782 flow Received shutdown request... [2020-09-29 14:13:50,378 WARN L544 AbstractCegarLoop]: Verification canceled [2020-09-29 14:13:50,384 WARN L228 ceAbstractionStarter]: Timeout [2020-09-29 14:13:50,385 INFO L202 PluginConnector]: Adding new model example2_N=43.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.09 02:13:50 BasicIcfg [2020-09-29 14:13:50,385 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-29 14:13:50,389 INFO L168 Benchmark]: Toolchain (without parser) took 768723.38 ms. Allocated memory was 247.5 MB in the beginning and 11.5 GB in the end (delta: 11.2 GB). Free memory was 221.3 MB in the beginning and 3.5 GB in the end (delta: -3.3 GB). Peak memory consumption was 10.2 GB. Max. memory is 14.2 GB. [2020-09-29 14:13:50,390 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.59 ms. Allocated memory is still 247.5 MB. Free memory is still 223.8 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-09-29 14:13:50,391 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.12 ms. Allocated memory is still 247.5 MB. Free memory was 221.3 MB in the beginning and 218.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-09-29 14:13:50,392 INFO L168 Benchmark]: Boogie Preprocessor took 92.12 ms. Allocated memory is still 247.5 MB. Free memory was 218.8 MB in the beginning and 216.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-09-29 14:13:50,393 INFO L168 Benchmark]: RCFGBuilder took 605.75 ms. Allocated memory is still 247.5 MB. Free memory was 216.3 MB in the beginning and 183.6 MB in the end (delta: 32.7 MB). Peak memory consumption was 32.7 MB. Max. memory is 14.2 GB. [2020-09-29 14:13:50,394 INFO L168 Benchmark]: TraceAbstraction took 767942.82 ms. Allocated memory was 247.5 MB in the beginning and 11.5 GB in the end (delta: 11.2 GB). Free memory was 183.6 MB in the beginning and 3.5 GB in the end (delta: -3.3 GB). Peak memory consumption was 10.2 GB. Max. memory is 14.2 GB. [2020-09-29 14:13:50,403 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 0.59 ms. Allocated memory is still 247.5 MB. Free memory is still 223.8 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 72.12 ms. Allocated memory is still 247.5 MB. Free memory was 221.3 MB in the beginning and 218.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 92.12 ms. Allocated memory is still 247.5 MB. Free memory was 218.8 MB in the beginning and 216.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 605.75 ms. Allocated memory is still 247.5 MB. Free memory was 216.3 MB in the beginning and 183.6 MB in the end (delta: 32.7 MB). Peak memory consumption was 32.7 MB. Max. memory is 14.2 GB. * TraceAbstraction took 767942.82 ms. Allocated memory was 247.5 MB in the beginning and 11.5 GB in the end (delta: 11.2 GB). Free memory was 183.6 MB in the beginning and 3.5 GB in the end (delta: -3.3 GB). Peak memory consumption was 10.2 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 96]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 96). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 306 places, 219 transitions, 782 flow. Already constructed 856164 states. Currently 327028 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 177 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 766.9s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 766.9s, 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