/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=37.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b665a9c [2020-09-29 13:48:14,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-29 13:48:14,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-29 13:48:14,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-29 13:48:14,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-29 13:48:14,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-29 13:48:14,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-29 13:48:14,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-29 13:48:14,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-29 13:48:14,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-29 13:48:14,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-29 13:48:14,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-29 13:48:14,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-29 13:48:14,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-29 13:48:14,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-29 13:48:14,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-29 13:48:14,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-29 13:48:14,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-29 13:48:14,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-29 13:48:14,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-29 13:48:14,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-29 13:48:14,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-29 13:48:14,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-29 13:48:14,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-29 13:48:14,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-29 13:48:14,719 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-29 13:48:14,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-29 13:48:14,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-29 13:48:14,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-29 13:48:14,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-29 13:48:14,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-29 13:48:14,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-29 13:48:14,731 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-29 13:48:14,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-29 13:48:14,733 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-29 13:48:14,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-29 13:48:14,733 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-29 13:48:14,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-29 13:48:14,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-29 13:48:14,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-29 13:48:14,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-29 13:48:14,738 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 13:48:14,785 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-29 13:48:14,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-29 13:48:14,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-29 13:48:14,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-29 13:48:14,787 INFO L138 SettingsManager]: * Use SBE=true [2020-09-29 13:48:14,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-29 13:48:14,788 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-29 13:48:14,788 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-29 13:48:14,788 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-29 13:48:14,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-29 13:48:14,790 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-29 13:48:14,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-29 13:48:14,790 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-29 13:48:14,791 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-29 13:48:14,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-29 13:48:14,791 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-29 13:48:14,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-29 13:48:14,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-29 13:48:14,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-29 13:48:14,792 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-29 13:48:14,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-29 13:48:14,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-29 13:48:14,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-29 13:48:14,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-29 13:48:14,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-29 13:48:14,793 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-09-29 13:48:14,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-29 13:48:14,793 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-09-29 13:48:14,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-29 13:48:14,794 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-29 13:48:15,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-29 13:48:15,268 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-29 13:48:15,273 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-29 13:48:15,274 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-09-29 13:48:15,275 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-09-29 13:48:15,276 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=37.bpl [2020-09-29 13:48:15,277 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=37.bpl' [2020-09-29 13:48:15,340 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-29 13:48:15,347 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-29 13:48:15,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-29 13:48:15,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-29 13:48:15,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-29 13:48:15,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:15" (1/1) ... [2020-09-29 13:48:15,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:15" (1/1) ... [2020-09-29 13:48:15,397 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-29 13:48:15,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-29 13:48:15,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-29 13:48:15,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-29 13:48:15,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:15" (1/1) ... [2020-09-29 13:48:15,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:15" (1/1) ... [2020-09-29 13:48:15,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:15" (1/1) ... [2020-09-29 13:48:15,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:15" (1/1) ... [2020-09-29 13:48:15,429 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:15" (1/1) ... [2020-09-29 13:48:15,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:15" (1/1) ... [2020-09-29 13:48:15,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:15" (1/1) ... [2020-09-29 13:48:15,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-29 13:48:15,451 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-29 13:48:15,451 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-29 13:48:15,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-29 13:48:15,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-29 13:48:15,550 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-09-29 13:48:15,550 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-09-29 13:48:15,550 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-09-29 13:48:15,551 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-09-29 13:48:15,551 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-09-29 13:48:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-09-29 13:48:15,551 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-09-29 13:48:15,552 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-09-29 13:48:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-09-29 13:48:15,552 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-09-29 13:48:15,552 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-09-29 13:48:15,553 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-09-29 13:48:15,553 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-09-29 13:48:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-09-29 13:48:15,553 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-09-29 13:48:15,554 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-09-29 13:48:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-09-29 13:48:15,554 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-09-29 13:48:15,554 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-09-29 13:48:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-09-29 13:48:15,555 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-09-29 13:48:15,555 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-09-29 13:48:15,555 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-09-29 13:48:15,555 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-09-29 13:48:15,556 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-09-29 13:48:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-09-29 13:48:15,556 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-09-29 13:48:15,556 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-09-29 13:48:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-09-29 13:48:15,557 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-09-29 13:48:15,557 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-09-29 13:48:15,557 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-09-29 13:48:15,557 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-09-29 13:48:15,557 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-09-29 13:48:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-09-29 13:48:15,558 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-09-29 13:48:15,558 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-09-29 13:48:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-09-29 13:48:15,558 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-09-29 13:48:15,559 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-09-29 13:48:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-09-29 13:48:15,559 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-09-29 13:48:15,559 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-09-29 13:48:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-09-29 13:48:15,560 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-09-29 13:48:15,560 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-09-29 13:48:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-09-29 13:48:15,561 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-09-29 13:48:15,561 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-09-29 13:48:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-09-29 13:48:15,561 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-09-29 13:48:15,562 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-09-29 13:48:15,562 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-09-29 13:48:15,562 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-09-29 13:48:15,562 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-09-29 13:48:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-09-29 13:48:15,563 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-09-29 13:48:15,563 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-09-29 13:48:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-09-29 13:48:15,564 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-09-29 13:48:15,564 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-09-29 13:48:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-09-29 13:48:15,564 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-09-29 13:48:15,565 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-09-29 13:48:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-09-29 13:48:15,565 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-09-29 13:48:15,565 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-09-29 13:48:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-09-29 13:48:15,566 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-09-29 13:48:15,566 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-09-29 13:48:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-09-29 13:48:15,567 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-09-29 13:48:15,567 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-09-29 13:48:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-09-29 13:48:15,567 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-09-29 13:48:15,568 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-09-29 13:48:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-09-29 13:48:15,568 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-09-29 13:48:15,568 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-09-29 13:48:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-09-29 13:48:15,569 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-09-29 13:48:15,569 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-09-29 13:48:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-29 13:48:15,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-29 13:48:15,570 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-09-29 13:48:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-09-29 13:48:15,570 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-09-29 13:48:15,570 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-09-29 13:48:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-09-29 13:48:15,571 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-09-29 13:48:15,571 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-09-29 13:48:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-09-29 13:48:15,572 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-09-29 13:48:15,572 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-09-29 13:48:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-09-29 13:48:15,572 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-09-29 13:48:15,573 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-09-29 13:48:15,573 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-09-29 13:48:15,573 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-09-29 13:48:15,573 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-09-29 13:48:15,573 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-09-29 13:48:15,574 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-09-29 13:48:15,574 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-09-29 13:48:15,574 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-09-29 13:48:15,574 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-09-29 13:48:15,574 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-09-29 13:48:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-09-29 13:48:15,575 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-09-29 13:48:15,576 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-09-29 13:48:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-09-29 13:48:15,579 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-09-29 13:48:15,580 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-09-29 13:48:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-09-29 13:48:15,580 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-09-29 13:48:15,582 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-09-29 13:48:16,112 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-29 13:48:16,113 INFO L298 CfgBuilder]: Removed 37 assume(true) statements. [2020-09-29 13:48:16,119 INFO L202 PluginConnector]: Adding new model example2_N=37.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 01:48:16 BoogieIcfgContainer [2020-09-29 13:48:16,120 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-29 13:48:16,121 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-29 13:48:16,121 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-29 13:48:16,125 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-29 13:48:16,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:15" (1/2) ... [2020-09-29 13:48:16,126 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@660495c6 and model type example2_N=37.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.09 01:48:16, skipping insertion in model container [2020-09-29 13:48:16,127 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 01:48:16" (2/2) ... [2020-09-29 13:48:16,129 INFO L109 eAbstractionObserver]: Analyzing ICFG example2_N=37.bpl [2020-09-29 13:48:16,141 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-29 13:48:16,141 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-29 13:48:16,152 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-29 13:48:16,153 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-29 13:48:16,943 INFO L251 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2020-09-29 13:48:16,971 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-29 13:48:16,971 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-29 13:48:16,971 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-29 13:48:16,972 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-29 13:48:16,972 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-29 13:48:16,972 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-29 13:48:16,972 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-29 13:48:16,972 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-29 13:48:16,994 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 264 places, 189 transitions, 674 flow Received shutdown request... [2020-09-29 14:01:18,870 WARN L544 AbstractCegarLoop]: Verification canceled [2020-09-29 14:01:18,876 WARN L228 ceAbstractionStarter]: Timeout [2020-09-29 14:01:18,877 INFO L202 PluginConnector]: Adding new model example2_N=37.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.09 02:01:18 BasicIcfg [2020-09-29 14:01:18,877 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-29 14:01:18,880 INFO L168 Benchmark]: Toolchain (without parser) took 783537.11 ms. Allocated memory was 245.9 MB in the beginning and 10.1 GB in the end (delta: 9.9 GB). Free memory was 219.8 MB in the beginning and 2.4 GB in the end (delta: -2.2 GB). Peak memory consumption was 9.6 GB. Max. memory is 14.2 GB. [2020-09-29 14:01:18,881 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 245.9 MB. Free memory is still 222.3 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-09-29 14:01:18,882 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.68 ms. Allocated memory is still 245.9 MB. Free memory was 219.8 MB in the beginning and 217.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-09-29 14:01:18,883 INFO L168 Benchmark]: Boogie Preprocessor took 52.99 ms. Allocated memory is still 245.9 MB. Free memory was 217.2 MB in the beginning and 214.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-09-29 14:01:18,884 INFO L168 Benchmark]: RCFGBuilder took 668.55 ms. Allocated memory is still 245.9 MB. Free memory was 214.7 MB in the beginning and 184.5 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 14.2 GB. [2020-09-29 14:01:18,885 INFO L168 Benchmark]: TraceAbstraction took 782756.07 ms. Allocated memory was 245.9 MB in the beginning and 10.1 GB in the end (delta: 9.9 GB). Free memory was 184.5 MB in the beginning and 2.4 GB in the end (delta: -2.2 GB). Peak memory consumption was 9.6 GB. Max. memory is 14.2 GB. [2020-09-29 14:01:18,891 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 0.22 ms. Allocated memory is still 245.9 MB. Free memory is still 222.3 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 49.68 ms. Allocated memory is still 245.9 MB. Free memory was 219.8 MB in the beginning and 217.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 52.99 ms. Allocated memory is still 245.9 MB. Free memory was 217.2 MB in the beginning and 214.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 668.55 ms. Allocated memory is still 245.9 MB. Free memory was 214.7 MB in the beginning and 184.5 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 14.2 GB. * TraceAbstraction took 782756.07 ms. Allocated memory was 245.9 MB in the beginning and 10.1 GB in the end (delta: 9.9 GB). Free memory was 184.5 MB in the beginning and 2.4 GB in the end (delta: -2.2 GB). Peak memory consumption was 9.6 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 84]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 84). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 264 places, 189 transitions, 674 flow. Already constructed 863483 states. Currently 329822 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 153 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 781.9s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 781.8s, 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