/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=51.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b665a9c [2020-09-29 14:13:55,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-29 14:13:55,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-29 14:13:55,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-29 14:13:55,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-29 14:13:55,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-29 14:13:55,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-29 14:13:55,650 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-29 14:13:55,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-29 14:13:55,656 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-29 14:13:55,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-29 14:13:55,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-29 14:13:55,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-29 14:13:55,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-29 14:13:55,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-29 14:13:55,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-29 14:13:55,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-29 14:13:55,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-29 14:13:55,671 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-29 14:13:55,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-29 14:13:55,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-29 14:13:55,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-29 14:13:55,686 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-29 14:13:55,687 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-29 14:13:55,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-29 14:13:55,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-29 14:13:55,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-29 14:13:55,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-29 14:13:55,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-29 14:13:55,695 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-29 14:13:55,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-29 14:13:55,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-29 14:13:55,697 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-29 14:13:55,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-29 14:13:55,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-29 14:13:55,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-29 14:13:55,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-29 14:13:55,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-29 14:13:55,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-29 14:13:55,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-29 14:13:55,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-29 14:13:55,706 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 14:13:55,752 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-29 14:13:55,752 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-29 14:13:55,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-29 14:13:55,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-29 14:13:55,755 INFO L138 SettingsManager]: * Use SBE=true [2020-09-29 14:13:55,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-29 14:13:55,755 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-29 14:13:55,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-29 14:13:55,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-29 14:13:55,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-29 14:13:55,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-29 14:13:55,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-29 14:13:55,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-29 14:13:55,758 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-29 14:13:55,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-29 14:13:55,758 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-29 14:13:55,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-29 14:13:55,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-29 14:13:55,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-29 14:13:55,759 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-29 14:13:55,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-29 14:13:55,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-29 14:13:55,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-29 14:13:55,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-29 14:13:55,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-29 14:13:55,760 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-09-29 14:13:55,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-29 14:13:55,761 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-09-29 14:13:55,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-29 14:13:55,761 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-29 14:13:56,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-29 14:13:56,226 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-29 14:13:56,230 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-29 14:13:56,232 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-09-29 14:13:56,232 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-09-29 14:13:56,234 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=51.bpl [2020-09-29 14:13:56,234 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=51.bpl' [2020-09-29 14:13:56,307 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-29 14:13:56,314 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-29 14:13:56,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-29 14:13:56,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-29 14:13:56,315 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-29 14:13:56,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=51.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:56" (1/1) ... [2020-09-29 14:13:56,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=51.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:56" (1/1) ... [2020-09-29 14:13:56,370 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-29 14:13:56,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-29 14:13:56,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-29 14:13:56,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-29 14:13:56,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=51.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:56" (1/1) ... [2020-09-29 14:13:56,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=51.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:56" (1/1) ... [2020-09-29 14:13:56,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=51.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:56" (1/1) ... [2020-09-29 14:13:56,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=51.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:56" (1/1) ... [2020-09-29 14:13:56,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=51.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:56" (1/1) ... [2020-09-29 14:13:56,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=51.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:56" (1/1) ... [2020-09-29 14:13:56,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=51.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:56" (1/1) ... [2020-09-29 14:13:56,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-29 14:13:56,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-29 14:13:56,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-29 14:13:56,468 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-29 14:13:56,470 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=51.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:56" (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 14:13:56,560 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-09-29 14:13:56,560 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-09-29 14:13:56,560 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-09-29 14:13:56,561 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-09-29 14:13:56,561 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-09-29 14:13:56,561 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-09-29 14:13:56,561 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-09-29 14:13:56,562 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-09-29 14:13:56,562 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-09-29 14:13:56,562 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-09-29 14:13:56,562 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-09-29 14:13:56,562 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-09-29 14:13:56,563 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-09-29 14:13:56,563 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-09-29 14:13:56,563 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-09-29 14:13:56,563 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-09-29 14:13:56,564 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-09-29 14:13:56,564 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-09-29 14:13:56,564 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-09-29 14:13:56,564 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-09-29 14:13:56,564 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-09-29 14:13:56,565 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-09-29 14:13:56,565 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-09-29 14:13:56,565 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-09-29 14:13:56,565 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-09-29 14:13:56,565 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-09-29 14:13:56,566 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-09-29 14:13:56,566 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-09-29 14:13:56,566 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-09-29 14:13:56,566 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-09-29 14:13:56,567 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-09-29 14:13:56,567 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-09-29 14:13:56,567 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-09-29 14:13:56,567 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-09-29 14:13:56,568 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-09-29 14:13:56,568 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-09-29 14:13:56,568 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-09-29 14:13:56,568 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-09-29 14:13:56,568 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-09-29 14:13:56,569 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-09-29 14:13:56,569 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-09-29 14:13:56,569 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-09-29 14:13:56,569 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-09-29 14:13:56,569 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-09-29 14:13:56,570 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-09-29 14:13:56,570 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-09-29 14:13:56,570 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-09-29 14:13:56,570 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-09-29 14:13:56,571 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-09-29 14:13:56,571 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-09-29 14:13:56,571 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-09-29 14:13:56,571 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-09-29 14:13:56,571 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-09-29 14:13:56,571 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-09-29 14:13:56,572 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-09-29 14:13:56,572 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-09-29 14:13:56,572 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-09-29 14:13:56,572 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-09-29 14:13:56,572 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-09-29 14:13:56,573 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-09-29 14:13:56,573 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-09-29 14:13:56,573 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-09-29 14:13:56,573 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-09-29 14:13:56,574 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-09-29 14:13:56,574 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-09-29 14:13:56,574 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-09-29 14:13:56,574 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-09-29 14:13:56,574 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-09-29 14:13:56,574 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-09-29 14:13:56,575 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-09-29 14:13:56,575 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-09-29 14:13:56,575 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-09-29 14:13:56,575 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-09-29 14:13:56,576 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-09-29 14:13:56,576 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-09-29 14:13:56,576 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-09-29 14:13:56,576 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-09-29 14:13:56,576 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-09-29 14:13:56,576 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-09-29 14:13:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-09-29 14:13:56,577 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-09-29 14:13:56,577 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-09-29 14:13:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-09-29 14:13:56,577 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-09-29 14:13:56,578 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-09-29 14:13:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-09-29 14:13:56,578 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-09-29 14:13:56,578 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-09-29 14:13:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-09-29 14:13:56,579 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-09-29 14:13:56,579 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-09-29 14:13:56,579 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-09-29 14:13:56,579 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-09-29 14:13:56,579 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread47 given in one single declaration [2020-09-29 14:13:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure thread47 [2020-09-29 14:13:56,580 INFO L138 BoogieDeclarations]: Found implementation of procedure thread47 [2020-09-29 14:13:56,580 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread46 given in one single declaration [2020-09-29 14:13:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure thread46 [2020-09-29 14:13:56,580 INFO L138 BoogieDeclarations]: Found implementation of procedure thread46 [2020-09-29 14:13:56,581 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread49 given in one single declaration [2020-09-29 14:13:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure thread49 [2020-09-29 14:13:56,581 INFO L138 BoogieDeclarations]: Found implementation of procedure thread49 [2020-09-29 14:13:56,581 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread48 given in one single declaration [2020-09-29 14:13:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure thread48 [2020-09-29 14:13:56,581 INFO L138 BoogieDeclarations]: Found implementation of procedure thread48 [2020-09-29 14:13:56,582 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread43 given in one single declaration [2020-09-29 14:13:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure thread43 [2020-09-29 14:13:56,582 INFO L138 BoogieDeclarations]: Found implementation of procedure thread43 [2020-09-29 14:13:56,582 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread42 given in one single declaration [2020-09-29 14:13:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure thread42 [2020-09-29 14:13:56,583 INFO L138 BoogieDeclarations]: Found implementation of procedure thread42 [2020-09-29 14:13:56,583 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread45 given in one single declaration [2020-09-29 14:13:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure thread45 [2020-09-29 14:13:56,583 INFO L138 BoogieDeclarations]: Found implementation of procedure thread45 [2020-09-29 14:13:56,583 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread44 given in one single declaration [2020-09-29 14:13:56,584 INFO L130 BoogieDeclarations]: Found specification of procedure thread44 [2020-09-29 14:13:56,584 INFO L138 BoogieDeclarations]: Found implementation of procedure thread44 [2020-09-29 14:13:56,584 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-09-29 14:13:56,584 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-09-29 14:13:56,584 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-09-29 14:13:56,585 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-09-29 14:13:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-09-29 14:13:56,585 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-09-29 14:13:56,585 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-09-29 14:13:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-09-29 14:13:56,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-09-29 14:13:56,586 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread50 given in one single declaration [2020-09-29 14:13:56,586 INFO L130 BoogieDeclarations]: Found specification of procedure thread50 [2020-09-29 14:13:56,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread50 [2020-09-29 14:13:56,586 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread51 given in one single declaration [2020-09-29 14:13:56,587 INFO L130 BoogieDeclarations]: Found specification of procedure thread51 [2020-09-29 14:13:56,587 INFO L138 BoogieDeclarations]: Found implementation of procedure thread51 [2020-09-29 14:13:56,587 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-09-29 14:13:56,587 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-09-29 14:13:56,587 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-09-29 14:13:56,588 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-09-29 14:13:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-09-29 14:13:56,588 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-09-29 14:13:56,588 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-09-29 14:13:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-29 14:13:56,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-29 14:13:56,589 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-09-29 14:13:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-09-29 14:13:56,589 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-09-29 14:13:56,590 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-09-29 14:13:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-09-29 14:13:56,590 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-09-29 14:13:56,590 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-09-29 14:13:56,591 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-09-29 14:13:56,591 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-09-29 14:13:56,591 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-09-29 14:13:56,591 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-09-29 14:13:56,592 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-09-29 14:13:56,592 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-09-29 14:13:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-09-29 14:13:56,592 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-09-29 14:13:56,594 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 14:13:57,126 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-29 14:13:57,126 INFO L298 CfgBuilder]: Removed 51 assume(true) statements. [2020-09-29 14:13:57,132 INFO L202 PluginConnector]: Adding new model example2_N=51.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 02:13:57 BoogieIcfgContainer [2020-09-29 14:13:57,132 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-29 14:13:57,134 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-29 14:13:57,134 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-29 14:13:57,137 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-29 14:13:57,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=51.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:13:56" (1/2) ... [2020-09-29 14:13:57,139 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60e885ed and model type example2_N=51.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.09 02:13:57, skipping insertion in model container [2020-09-29 14:13:57,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=51.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 02:13:57" (2/2) ... [2020-09-29 14:13:57,141 INFO L109 eAbstractionObserver]: Analyzing ICFG example2_N=51.bpl [2020-09-29 14:13:57,152 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-29 14:13:57,153 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-29 14:13:57,163 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-29 14:13:57,164 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-29 14:13:58,263 INFO L251 AbstractCegarLoop]: Starting to check reachability of 52 error locations. [2020-09-29 14:13:58,293 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-29 14:13:58,294 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-29 14:13:58,294 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-29 14:13:58,294 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-29 14:13:58,294 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-29 14:13:58,294 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-29 14:13:58,294 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-29 14:13:58,295 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-29 14:13:58,333 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 362 places, 259 transitions, 926 flow Received shutdown request... [2020-09-29 14:26:26,570 WARN L544 AbstractCegarLoop]: Verification canceled [2020-09-29 14:26:26,576 WARN L228 ceAbstractionStarter]: Timeout [2020-09-29 14:26:26,576 INFO L202 PluginConnector]: Adding new model example2_N=51.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.09 02:26:26 BasicIcfg [2020-09-29 14:26:26,576 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-29 14:26:26,580 INFO L168 Benchmark]: Toolchain (without parser) took 750269.86 ms. Allocated memory was 250.6 MB in the beginning and 12.1 GB in the end (delta: 11.9 GB). Free memory was 224.5 MB in the beginning and 2.8 GB in the end (delta: -2.6 GB). Peak memory consumption was 11.5 GB. Max. memory is 14.2 GB. [2020-09-29 14:26:26,582 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 250.6 MB. Free memory is still 227.0 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-09-29 14:26:26,583 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.34 ms. Allocated memory is still 250.6 MB. Free memory was 224.5 MB in the beginning and 222.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-09-29 14:26:26,584 INFO L168 Benchmark]: Boogie Preprocessor took 97.07 ms. Allocated memory is still 250.6 MB. Free memory was 222.0 MB in the beginning and 219.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-09-29 14:26:26,585 INFO L168 Benchmark]: RCFGBuilder took 664.48 ms. Allocated memory is still 250.6 MB. Free memory was 219.4 MB in the beginning and 181.7 MB in the end (delta: 37.8 MB). Peak memory consumption was 37.8 MB. Max. memory is 14.2 GB. [2020-09-29 14:26:26,586 INFO L168 Benchmark]: TraceAbstraction took 749442.96 ms. Allocated memory was 250.6 MB in the beginning and 12.1 GB in the end (delta: 11.9 GB). Free memory was 179.1 MB in the beginning and 2.8 GB in the end (delta: -2.6 GB). Peak memory consumption was 11.5 GB. Max. memory is 14.2 GB. [2020-09-29 14:26:26,590 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 0.24 ms. Allocated memory is still 250.6 MB. Free memory is still 227.0 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 55.34 ms. Allocated memory is still 250.6 MB. Free memory was 224.5 MB in the beginning and 222.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 97.07 ms. Allocated memory is still 250.6 MB. Free memory was 222.0 MB in the beginning and 219.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 664.48 ms. Allocated memory is still 250.6 MB. Free memory was 219.4 MB in the beginning and 181.7 MB in the end (delta: 37.8 MB). Peak memory consumption was 37.8 MB. Max. memory is 14.2 GB. * TraceAbstraction took 749442.96 ms. Allocated memory was 250.6 MB in the beginning and 12.1 GB in the end (delta: 11.9 GB). Free memory was 179.1 MB in the beginning and 2.8 GB in the end (delta: -2.6 GB). Peak memory consumption was 11.5 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 112]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 112). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 362 places, 259 transitions, 926 flow. Already constructed 921099 states. Currently 351833 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 52 procedures, 209 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 748.2s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 748.2s, 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