/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=60.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-11af1e5 [2020-10-08 14:41:06,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-08 14:41:06,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-08 14:41:06,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-08 14:41:06,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-08 14:41:06,408 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-08 14:41:06,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-08 14:41:06,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-08 14:41:06,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-08 14:41:06,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-08 14:41:06,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-08 14:41:06,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-08 14:41:06,415 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-08 14:41:06,416 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-08 14:41:06,417 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-08 14:41:06,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-08 14:41:06,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-08 14:41:06,420 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-08 14:41:06,421 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-08 14:41:06,423 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-08 14:41:06,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-08 14:41:06,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-08 14:41:06,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-08 14:41:06,428 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-08 14:41:06,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-08 14:41:06,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-08 14:41:06,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-08 14:41:06,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-08 14:41:06,432 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-08 14:41:06,433 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-08 14:41:06,433 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-08 14:41:06,434 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-08 14:41:06,435 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-08 14:41:06,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-08 14:41:06,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-08 14:41:06,437 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-08 14:41:06,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-08 14:41:06,438 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-08 14:41:06,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-08 14:41:06,439 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-08 14:41:06,439 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-08 14:41:06,440 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-08 14:41:06,462 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-08 14:41:06,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-08 14:41:06,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-08 14:41:06,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-08 14:41:06,467 INFO L138 SettingsManager]: * Use SBE=true [2020-10-08 14:41:06,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-08 14:41:06,468 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-08 14:41:06,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-08 14:41:06,468 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-08 14:41:06,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-08 14:41:06,468 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-08 14:41:06,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-08 14:41:06,469 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-08 14:41:06,469 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-08 14:41:06,469 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-08 14:41:06,469 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-08 14:41:06,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-08 14:41:06,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-08 14:41:06,471 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-08 14:41:06,471 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-08 14:41:06,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-08 14:41:06,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-08 14:41:06,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-08 14:41:06,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-08 14:41:06,472 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-08 14:41:06,472 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-08 14:41:06,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-08 14:41:06,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-08 14:41:06,473 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-08 14:41:06,474 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-08 14:41:06,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-08 14:41:06,807 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-08 14:41:06,811 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-08 14:41:06,812 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-10-08 14:41:06,813 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-10-08 14:41:06,813 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=60.bpl [2020-10-08 14:41:06,814 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=60.bpl' [2020-10-08 14:41:06,906 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-08 14:41:06,908 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-08 14:41:06,908 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-08 14:41:06,908 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-08 14:41:06,909 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-08 14:41:06,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:41:06" (1/1) ... [2020-10-08 14:41:06,941 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:41:06" (1/1) ... [2020-10-08 14:41:06,952 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-08 14:41:06,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-08 14:41:06,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-08 14:41:06,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-08 14:41:06,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:41:06" (1/1) ... [2020-10-08 14:41:06,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:41:06" (1/1) ... [2020-10-08 14:41:06,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:41:06" (1/1) ... [2020-10-08 14:41:06,969 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:41:06" (1/1) ... [2020-10-08 14:41:06,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:41:06" (1/1) ... [2020-10-08 14:41:07,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:41:06" (1/1) ... [2020-10-08 14:41:07,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:41:06" (1/1) ... [2020-10-08 14:41:07,030 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-08 14:41:07,031 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-08 14:41:07,031 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-08 14:41:07,031 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-08 14:41:07,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:41:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-08 14:41:07,112 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-10-08 14:41:07,112 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-10-08 14:41:07,113 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-10-08 14:41:07,113 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-10-08 14:41:07,113 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-10-08 14:41:07,113 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-10-08 14:41:07,114 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread60 given in one single declaration [2020-10-08 14:41:07,114 INFO L130 BoogieDeclarations]: Found specification of procedure thread60 [2020-10-08 14:41:07,114 INFO L138 BoogieDeclarations]: Found implementation of procedure thread60 [2020-10-08 14:41:07,114 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-10-08 14:41:07,115 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-10-08 14:41:07,115 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-10-08 14:41:07,115 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-10-08 14:41:07,115 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-10-08 14:41:07,115 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-10-08 14:41:07,116 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-10-08 14:41:07,116 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-10-08 14:41:07,116 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-10-08 14:41:07,116 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-10-08 14:41:07,117 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-10-08 14:41:07,117 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-10-08 14:41:07,117 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-10-08 14:41:07,117 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-10-08 14:41:07,118 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-10-08 14:41:07,118 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-10-08 14:41:07,118 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-10-08 14:41:07,118 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-10-08 14:41:07,118 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-10-08 14:41:07,119 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-10-08 14:41:07,119 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-10-08 14:41:07,119 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-10-08 14:41:07,119 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-10-08 14:41:07,119 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-10-08 14:41:07,120 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-10-08 14:41:07,120 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-10-08 14:41:07,120 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-10-08 14:41:07,120 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-10-08 14:41:07,120 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-08 14:41:07,120 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-08 14:41:07,121 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-10-08 14:41:07,121 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-08 14:41:07,121 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-08 14:41:07,121 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-10-08 14:41:07,121 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-10-08 14:41:07,122 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-10-08 14:41:07,122 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-10-08 14:41:07,122 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-10-08 14:41:07,122 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-10-08 14:41:07,123 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-10-08 14:41:07,123 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-10-08 14:41:07,123 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-10-08 14:41:07,123 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-10-08 14:41:07,123 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-10-08 14:41:07,123 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-10-08 14:41:07,124 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-10-08 14:41:07,124 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-10-08 14:41:07,124 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-10-08 14:41:07,124 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-10-08 14:41:07,124 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-10-08 14:41:07,125 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-10-08 14:41:07,125 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-10-08 14:41:07,125 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-10-08 14:41:07,125 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-10-08 14:41:07,126 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-10-08 14:41:07,126 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-10-08 14:41:07,126 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-10-08 14:41:07,126 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-10-08 14:41:07,126 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-10-08 14:41:07,127 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-10-08 14:41:07,127 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-10-08 14:41:07,127 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-10-08 14:41:07,127 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-10-08 14:41:07,127 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-10-08 14:41:07,128 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-10-08 14:41:07,128 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-10-08 14:41:07,128 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-10-08 14:41:07,128 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-10-08 14:41:07,128 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-10-08 14:41:07,129 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-10-08 14:41:07,129 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-10-08 14:41:07,129 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-10-08 14:41:07,129 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-10-08 14:41:07,129 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-10-08 14:41:07,129 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-10-08 14:41:07,130 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-10-08 14:41:07,130 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-10-08 14:41:07,130 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-10-08 14:41:07,130 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-10-08 14:41:07,130 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-10-08 14:41:07,131 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-10-08 14:41:07,131 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-10-08 14:41:07,131 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-10-08 14:41:07,131 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-10-08 14:41:07,132 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-10-08 14:41:07,132 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-10-08 14:41:07,132 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-10-08 14:41:07,132 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread47 given in one single declaration [2020-10-08 14:41:07,132 INFO L130 BoogieDeclarations]: Found specification of procedure thread47 [2020-10-08 14:41:07,133 INFO L138 BoogieDeclarations]: Found implementation of procedure thread47 [2020-10-08 14:41:07,133 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread46 given in one single declaration [2020-10-08 14:41:07,133 INFO L130 BoogieDeclarations]: Found specification of procedure thread46 [2020-10-08 14:41:07,133 INFO L138 BoogieDeclarations]: Found implementation of procedure thread46 [2020-10-08 14:41:07,133 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread49 given in one single declaration [2020-10-08 14:41:07,133 INFO L130 BoogieDeclarations]: Found specification of procedure thread49 [2020-10-08 14:41:07,134 INFO L138 BoogieDeclarations]: Found implementation of procedure thread49 [2020-10-08 14:41:07,134 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread48 given in one single declaration [2020-10-08 14:41:07,134 INFO L130 BoogieDeclarations]: Found specification of procedure thread48 [2020-10-08 14:41:07,134 INFO L138 BoogieDeclarations]: Found implementation of procedure thread48 [2020-10-08 14:41:07,134 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread43 given in one single declaration [2020-10-08 14:41:07,134 INFO L130 BoogieDeclarations]: Found specification of procedure thread43 [2020-10-08 14:41:07,135 INFO L138 BoogieDeclarations]: Found implementation of procedure thread43 [2020-10-08 14:41:07,135 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread42 given in one single declaration [2020-10-08 14:41:07,135 INFO L130 BoogieDeclarations]: Found specification of procedure thread42 [2020-10-08 14:41:07,135 INFO L138 BoogieDeclarations]: Found implementation of procedure thread42 [2020-10-08 14:41:07,136 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread45 given in one single declaration [2020-10-08 14:41:07,136 INFO L130 BoogieDeclarations]: Found specification of procedure thread45 [2020-10-08 14:41:07,136 INFO L138 BoogieDeclarations]: Found implementation of procedure thread45 [2020-10-08 14:41:07,136 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread44 given in one single declaration [2020-10-08 14:41:07,137 INFO L130 BoogieDeclarations]: Found specification of procedure thread44 [2020-10-08 14:41:07,137 INFO L138 BoogieDeclarations]: Found implementation of procedure thread44 [2020-10-08 14:41:07,137 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-10-08 14:41:07,137 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-10-08 14:41:07,137 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-10-08 14:41:07,138 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-10-08 14:41:07,138 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-10-08 14:41:07,138 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-10-08 14:41:07,138 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-10-08 14:41:07,138 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-10-08 14:41:07,139 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-10-08 14:41:07,139 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread50 given in one single declaration [2020-10-08 14:41:07,139 INFO L130 BoogieDeclarations]: Found specification of procedure thread50 [2020-10-08 14:41:07,139 INFO L138 BoogieDeclarations]: Found implementation of procedure thread50 [2020-10-08 14:41:07,140 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread52 given in one single declaration [2020-10-08 14:41:07,140 INFO L130 BoogieDeclarations]: Found specification of procedure thread52 [2020-10-08 14:41:07,140 INFO L138 BoogieDeclarations]: Found implementation of procedure thread52 [2020-10-08 14:41:07,140 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread51 given in one single declaration [2020-10-08 14:41:07,140 INFO L130 BoogieDeclarations]: Found specification of procedure thread51 [2020-10-08 14:41:07,140 INFO L138 BoogieDeclarations]: Found implementation of procedure thread51 [2020-10-08 14:41:07,141 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread58 given in one single declaration [2020-10-08 14:41:07,141 INFO L130 BoogieDeclarations]: Found specification of procedure thread58 [2020-10-08 14:41:07,141 INFO L138 BoogieDeclarations]: Found implementation of procedure thread58 [2020-10-08 14:41:07,141 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-10-08 14:41:07,141 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-10-08 14:41:07,142 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-10-08 14:41:07,142 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread57 given in one single declaration [2020-10-08 14:41:07,142 INFO L130 BoogieDeclarations]: Found specification of procedure thread57 [2020-10-08 14:41:07,142 INFO L138 BoogieDeclarations]: Found implementation of procedure thread57 [2020-10-08 14:41:07,142 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-10-08 14:41:07,143 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-10-08 14:41:07,143 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-10-08 14:41:07,143 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-10-08 14:41:07,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-08 14:41:07,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-08 14:41:07,144 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-10-08 14:41:07,144 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-10-08 14:41:07,144 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-10-08 14:41:07,144 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread59 given in one single declaration [2020-10-08 14:41:07,144 INFO L130 BoogieDeclarations]: Found specification of procedure thread59 [2020-10-08 14:41:07,144 INFO L138 BoogieDeclarations]: Found implementation of procedure thread59 [2020-10-08 14:41:07,145 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-10-08 14:41:07,145 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-10-08 14:41:07,145 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-10-08 14:41:07,145 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread54 given in one single declaration [2020-10-08 14:41:07,145 INFO L130 BoogieDeclarations]: Found specification of procedure thread54 [2020-10-08 14:41:07,146 INFO L138 BoogieDeclarations]: Found implementation of procedure thread54 [2020-10-08 14:41:07,146 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-10-08 14:41:07,146 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-10-08 14:41:07,146 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-10-08 14:41:07,146 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread53 given in one single declaration [2020-10-08 14:41:07,146 INFO L130 BoogieDeclarations]: Found specification of procedure thread53 [2020-10-08 14:41:07,147 INFO L138 BoogieDeclarations]: Found implementation of procedure thread53 [2020-10-08 14:41:07,147 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread56 given in one single declaration [2020-10-08 14:41:07,147 INFO L130 BoogieDeclarations]: Found specification of procedure thread56 [2020-10-08 14:41:07,147 INFO L138 BoogieDeclarations]: Found implementation of procedure thread56 [2020-10-08 14:41:07,147 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-10-08 14:41:07,148 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-10-08 14:41:07,148 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-10-08 14:41:07,148 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread55 given in one single declaration [2020-10-08 14:41:07,148 INFO L130 BoogieDeclarations]: Found specification of procedure thread55 [2020-10-08 14:41:07,148 INFO L138 BoogieDeclarations]: Found implementation of procedure thread55 [2020-10-08 14:41:07,148 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-10-08 14:41:07,149 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-10-08 14:41:07,149 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-10-08 14:41:07,151 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-08 14:41:07,761 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-08 14:41:07,761 INFO L298 CfgBuilder]: Removed 60 assume(true) statements. [2020-10-08 14:41:07,764 INFO L202 PluginConnector]: Adding new model example2_N=60.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 02:41:07 BoogieIcfgContainer [2020-10-08 14:41:07,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-08 14:41:07,765 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-08 14:41:07,765 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-08 14:41:07,769 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-08 14:41:07,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:41:06" (1/2) ... [2020-10-08 14:41:07,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13ef6af5 and model type example2_N=60.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 02:41:07, skipping insertion in model container [2020-10-08 14:41:07,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 02:41:07" (2/2) ... [2020-10-08 14:41:07,772 INFO L111 eAbstractionObserver]: Analyzing ICFG example2_N=60.bpl [2020-10-08 14:41:07,784 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-08 14:41:07,784 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-08 14:41:07,793 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-08 14:41:07,794 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-08 14:41:09,288 INFO L253 AbstractCegarLoop]: Starting to check reachability of 61 error locations. [2020-10-08 14:41:09,310 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-08 14:41:09,310 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-08 14:41:09,310 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-08 14:41:09,310 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-08 14:41:09,311 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-08 14:41:09,311 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-08 14:41:09,311 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-08 14:41:09,311 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-08 14:41:09,338 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-08 14:41:09,340 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 485 places, 364 transitions, 1208 flow [2020-10-08 14:41:09,343 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 485 places, 364 transitions, 1208 flow [2020-10-08 14:41:09,345 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 485 places, 364 transitions, 1208 flow [2020-10-08 14:41:09,636 INFO L129 PetriNetUnfolder]: 60/304 cut-off events. [2020-10-08 14:41:09,636 INFO L130 PetriNetUnfolder]: For 60/60 co-relation queries the response was YES. [2020-10-08 14:41:09,656 INFO L80 FinitePrefix]: Finished finitePrefix Result has 545 conditions, 304 events. 60/304 cut-off events. For 60/60 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 421 event pairs, 0 based on Foata normal form. 0/243 useless extension candidates. Maximal degree in co-relation 357. Up to 2 conditions per place. [2020-10-08 14:41:09,700 INFO L117 LiptonReduction]: Number of co-enabled transitions 53100 [2020-10-08 14:41:11,283 INFO L132 LiptonReduction]: Checked pairs total: 84311 [2020-10-08 14:41:11,284 INFO L134 LiptonReduction]: Total number of compositions: 2 [2020-10-08 14:41:11,299 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 483 places, 362 transitions, 1204 flow Received shutdown request... [2020-10-08 14:54:15,668 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-08 14:54:15,676 WARN L235 ceAbstractionStarter]: Timeout [2020-10-08 14:54:15,677 INFO L202 PluginConnector]: Adding new model example2_N=60.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.10 02:54:15 BasicIcfg [2020-10-08 14:54:15,677 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-08 14:54:15,679 INFO L168 Benchmark]: Toolchain (without parser) took 788771.61 ms. Allocated memory was 251.7 MB in the beginning and 10.5 GB in the end (delta: 10.2 GB). Free memory was 225.5 MB in the beginning and 2.4 GB in the end (delta: -2.1 GB). Peak memory consumption was 9.2 GB. Max. memory is 14.2 GB. [2020-10-08 14:54:15,680 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.40 ms. Allocated memory is still 251.7 MB. Free memory is still 228.0 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-08 14:54:15,681 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.78 ms. Allocated memory is still 251.7 MB. Free memory was 225.5 MB in the beginning and 223.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-08 14:54:15,682 INFO L168 Benchmark]: Boogie Preprocessor took 78.28 ms. Allocated memory is still 251.7 MB. Free memory was 223.0 MB in the beginning and 218.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 14.2 GB. [2020-10-08 14:54:15,683 INFO L168 Benchmark]: RCFGBuilder took 733.25 ms. Allocated memory is still 251.7 MB. Free memory was 218.0 MB in the beginning and 167.6 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 14.2 GB. [2020-10-08 14:54:15,684 INFO L168 Benchmark]: TraceAbstraction took 787911.94 ms. Allocated memory was 251.7 MB in the beginning and 10.5 GB in the end (delta: 10.2 GB). Free memory was 167.6 MB in the beginning and 2.4 GB in the end (delta: -2.2 GB). Peak memory consumption was 9.1 GB. Max. memory is 14.2 GB. [2020-10-08 14:54:15,687 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 0.40 ms. Allocated memory is still 251.7 MB. Free memory is still 228.0 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 43.78 ms. Allocated memory is still 251.7 MB. Free memory was 225.5 MB in the beginning and 223.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 78.28 ms. Allocated memory is still 251.7 MB. Free memory was 223.0 MB in the beginning and 218.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 14.2 GB. * RCFGBuilder took 733.25 ms. Allocated memory is still 251.7 MB. Free memory was 218.0 MB in the beginning and 167.6 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 14.2 GB. * TraceAbstraction took 787911.94 ms. Allocated memory was 251.7 MB in the beginning and 10.5 GB in the end (delta: 10.2 GB). Free memory was 167.6 MB in the beginning and 2.4 GB in the end (delta: -2.2 GB). Peak memory consumption was 9.1 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 20571 VarBasedMoverChecksPositive, 413 VarBasedMoverChecksNegative, 237 SemBasedMoverChecksPositive, 176 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.2s, 20713 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.9s, 485 PlacesBefore, 483 PlacesAfterwards, 364 TransitionsBefore, 362 TransitionsAfterwards, 53100 CoEnabledTransitionPairs, 1 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 84311 MoverChecksTotal - TimeoutResultAtElement [Line: 130]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 130). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 483 places, 362 transitions, 1204 flow. Already constructed 960161 states. Currently 480080 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 61 procedures, 305 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 786.3s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 786.3s, 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