/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=45.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b665a9c [2020-09-29 12:42:55,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-29 12:42:55,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-29 12:42:55,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-29 12:42:55,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-29 12:42:55,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-29 12:42:55,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-29 12:42:55,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-29 12:42:55,761 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-29 12:42:55,761 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-29 12:42:55,762 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-29 12:42:55,763 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-29 12:42:55,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-29 12:42:55,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-29 12:42:55,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-29 12:42:55,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-29 12:42:55,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-29 12:42:55,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-29 12:42:55,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-29 12:42:55,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-29 12:42:55,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-29 12:42:55,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-29 12:42:55,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-29 12:42:55,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-29 12:42:55,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-29 12:42:55,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-29 12:42:55,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-29 12:42:55,782 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-29 12:42:55,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-29 12:42:55,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-29 12:42:55,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-29 12:42:55,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-29 12:42:55,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-29 12:42:55,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-29 12:42:55,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-29 12:42:55,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-29 12:42:55,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-29 12:42:55,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-29 12:42:55,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-29 12:42:55,791 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-29 12:42:55,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-29 12:42:55,793 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 [2020-09-29 12:42:55,836 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-29 12:42:55,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-29 12:42:55,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-29 12:42:55,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-29 12:42:55,842 INFO L138 SettingsManager]: * Use SBE=true [2020-09-29 12:42:55,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-29 12:42:55,842 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-29 12:42:55,843 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-29 12:42:55,843 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-29 12:42:55,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-29 12:42:55,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-29 12:42:55,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-29 12:42:55,844 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-29 12:42:55,846 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-29 12:42:55,846 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-29 12:42:55,847 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-29 12:42:55,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-29 12:42:55,847 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-29 12:42:55,847 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-29 12:42:55,847 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-29 12:42:55,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-29 12:42:55,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-29 12:42:55,848 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-29 12:42:55,848 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-29 12:42:55,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-29 12:42:55,850 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-29 12:42:55,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-29 12:42:55,850 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-29 12:42:55,850 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-29 12:42:55,850 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-29 12:42:56,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-29 12:42:56,330 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-29 12:42:56,335 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-29 12:42:56,336 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-09-29 12:42:56,337 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-09-29 12:42:56,338 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=45.bpl [2020-09-29 12:42:56,338 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=45.bpl' [2020-09-29 12:42:56,407 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-29 12:42:56,414 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-29 12:42:56,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-29 12:42:56,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-29 12:42:56,415 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-29 12:42:56,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:56" (1/1) ... [2020-09-29 12:42:56,455 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:56" (1/1) ... [2020-09-29 12:42:56,470 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-29 12:42:56,471 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-29 12:42:56,471 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-29 12:42:56,471 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-29 12:42:56,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:56" (1/1) ... [2020-09-29 12:42:56,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:56" (1/1) ... [2020-09-29 12:42:56,488 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:56" (1/1) ... [2020-09-29 12:42:56,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:56" (1/1) ... [2020-09-29 12:42:56,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:56" (1/1) ... [2020-09-29 12:42:56,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:56" (1/1) ... [2020-09-29 12:42:56,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:56" (1/1) ... [2020-09-29 12:42:56,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-29 12:42:56,529 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-29 12:42:56,529 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-29 12:42:56,529 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-29 12:42:56,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:56" (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 12:42:56,629 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-09-29 12:42:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-09-29 12:42:56,631 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-09-29 12:42:56,631 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-09-29 12:42:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-09-29 12:42:56,632 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-09-29 12:42:56,632 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-09-29 12:42:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-09-29 12:42:56,632 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-09-29 12:42:56,633 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-09-29 12:42:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-09-29 12:42:56,633 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-09-29 12:42:56,633 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-09-29 12:42:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-09-29 12:42:56,634 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-09-29 12:42:56,634 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-09-29 12:42:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-09-29 12:42:56,634 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-09-29 12:42:56,634 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-09-29 12:42:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-09-29 12:42:56,635 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-09-29 12:42:56,635 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-09-29 12:42:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-09-29 12:42:56,636 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-09-29 12:42:56,643 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread43 given in one single declaration [2020-09-29 12:42:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure thread43 [2020-09-29 12:42:56,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thread43 [2020-09-29 12:42:56,645 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-09-29 12:42:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-09-29 12:42:56,646 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-09-29 12:42:56,646 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread42 given in one single declaration [2020-09-29 12:42:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure thread42 [2020-09-29 12:42:56,646 INFO L138 BoogieDeclarations]: Found implementation of procedure thread42 [2020-09-29 12:42:56,646 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-09-29 12:42:56,647 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-09-29 12:42:56,647 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-09-29 12:42:56,648 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread45 given in one single declaration [2020-09-29 12:42:56,648 INFO L130 BoogieDeclarations]: Found specification of procedure thread45 [2020-09-29 12:42:56,648 INFO L138 BoogieDeclarations]: Found implementation of procedure thread45 [2020-09-29 12:42:56,649 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-09-29 12:42:56,649 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-09-29 12:42:56,649 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-09-29 12:42:56,649 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread44 given in one single declaration [2020-09-29 12:42:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure thread44 [2020-09-29 12:42:56,650 INFO L138 BoogieDeclarations]: Found implementation of procedure thread44 [2020-09-29 12:42:56,650 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-09-29 12:42:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-09-29 12:42:56,651 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-09-29 12:42:56,651 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-09-29 12:42:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-09-29 12:42:56,652 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-09-29 12:42:56,652 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-09-29 12:42:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-09-29 12:42:56,653 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-09-29 12:42:56,653 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-09-29 12:42:56,654 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-09-29 12:42:56,654 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-09-29 12:42:56,654 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-09-29 12:42:56,655 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-09-29 12:42:56,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-09-29 12:42:56,655 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-09-29 12:42:56,655 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-09-29 12:42:56,656 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-09-29 12:42:56,656 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-09-29 12:42:56,656 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-09-29 12:42:56,656 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-09-29 12:42:56,657 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-09-29 12:42:56,657 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-09-29 12:42:56,658 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-09-29 12:42:56,658 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-09-29 12:42:56,658 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-09-29 12:42:56,658 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-09-29 12:42:56,659 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-09-29 12:42:56,659 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-09-29 12:42:56,659 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-09-29 12:42:56,659 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-09-29 12:42:56,659 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-09-29 12:42:56,660 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-09-29 12:42:56,660 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-09-29 12:42:56,660 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-09-29 12:42:56,660 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-09-29 12:42:56,660 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-09-29 12:42:56,661 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-09-29 12:42:56,661 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-09-29 12:42:56,661 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-09-29 12:42:56,662 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-09-29 12:42:56,662 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-09-29 12:42:56,663 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-09-29 12:42:56,663 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-09-29 12:42:56,663 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-09-29 12:42:56,663 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-09-29 12:42:56,663 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-09-29 12:42:56,664 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-09-29 12:42:56,664 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-09-29 12:42:56,664 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-09-29 12:42:56,664 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-09-29 12:42:56,664 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-09-29 12:42:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-09-29 12:42:56,665 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-09-29 12:42:56,665 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-09-29 12:42:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-09-29 12:42:56,665 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-09-29 12:42:56,665 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-09-29 12:42:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-29 12:42:56,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-29 12:42:56,666 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-09-29 12:42:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-09-29 12:42:56,666 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-09-29 12:42:56,668 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-09-29 12:42:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-09-29 12:42:56,671 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-09-29 12:42:56,671 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-09-29 12:42:56,671 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-09-29 12:42:56,671 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-09-29 12:42:56,672 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-09-29 12:42:56,672 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-09-29 12:42:56,672 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-09-29 12:42:56,672 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-09-29 12:42:56,672 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-09-29 12:42:56,672 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-09-29 12:42:56,673 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-09-29 12:42:56,673 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-09-29 12:42:56,673 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-09-29 12:42:56,673 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-09-29 12:42:56,673 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-09-29 12:42:56,674 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-09-29 12:42:56,674 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-09-29 12:42:56,674 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-09-29 12:42:56,674 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-09-29 12:42:56,675 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-09-29 12:42:56,675 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-09-29 12:42:56,676 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-09-29 12:42:56,676 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-09-29 12:42:56,676 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-09-29 12:42:56,676 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-09-29 12:42:56,677 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-09-29 12:42:56,677 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-09-29 12:42:56,678 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-09-29 12:42:56,680 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 12:42:57,120 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-29 12:42:57,120 INFO L298 CfgBuilder]: Removed 45 assume(true) statements. [2020-09-29 12:42:57,133 INFO L202 PluginConnector]: Adding new model example2_N=45.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 12:42:57 BoogieIcfgContainer [2020-09-29 12:42:57,133 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-29 12:42:57,134 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-29 12:42:57,134 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-29 12:42:57,140 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-29 12:42:57,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:56" (1/2) ... [2020-09-29 12:42:57,141 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ac0661a and model type example2_N=45.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.09 12:42:57, skipping insertion in model container [2020-09-29 12:42:57,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 12:42:57" (2/2) ... [2020-09-29 12:42:57,145 INFO L109 eAbstractionObserver]: Analyzing ICFG example2_N=45.bpl [2020-09-29 12:42:57,156 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-29 12:42:57,157 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-29 12:42:57,167 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-29 12:42:57,168 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-29 12:42:58,193 INFO L251 AbstractCegarLoop]: Starting to check reachability of 46 error locations. [2020-09-29 12:42:58,220 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-29 12:42:58,220 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-29 12:42:58,220 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-29 12:42:58,221 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-29 12:42:58,221 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-29 12:42:58,221 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-29 12:42:58,221 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-29 12:42:58,221 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-29 12:42:58,248 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 320 places, 229 transitions, 818 flow [2020-09-29 12:42:58,251 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 320 places, 229 transitions, 818 flow [2020-09-29 12:42:58,418 INFO L129 PetriNetUnfolder]: 45/184 cut-off events. [2020-09-29 12:42:58,418 INFO L130 PetriNetUnfolder]: For 45/45 co-relation queries the response was YES. [2020-09-29 12:42:58,430 INFO L80 FinitePrefix]: Finished finitePrefix Result has 365 conditions, 184 events. 45/184 cut-off events. For 45/45 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 133 event pairs, 0 based on Foata normal form. 0/138 useless extension candidates. Maximal degree in co-relation 222. Up to 2 conditions per place. [2020-09-29 12:42:58,446 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 320 places, 229 transitions, 818 flow [2020-09-29 12:42:58,524 INFO L129 PetriNetUnfolder]: 45/184 cut-off events. [2020-09-29 12:42:58,524 INFO L130 PetriNetUnfolder]: For 45/45 co-relation queries the response was YES. [2020-09-29 12:42:58,529 INFO L80 FinitePrefix]: Finished finitePrefix Result has 365 conditions, 184 events. 45/184 cut-off events. For 45/45 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 133 event pairs, 0 based on Foata normal form. 0/138 useless extension candidates. Maximal degree in co-relation 222. Up to 2 conditions per place. [2020-09-29 12:42:58,544 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 15840 [2020-09-29 12:42:58,546 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-29 12:42:58,778 INFO L206 etLargeBlockEncoding]: Checked pairs total: 0 [2020-09-29 12:42:58,778 INFO L214 etLargeBlockEncoding]: Total number of compositions: 1 [2020-09-29 12:42:58,783 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 319 places, 228 transitions, 816 flow Received shutdown request... [2020-09-29 12:55:46,281 WARN L544 AbstractCegarLoop]: Verification canceled [2020-09-29 12:55:46,289 WARN L228 ceAbstractionStarter]: Timeout [2020-09-29 12:55:46,290 INFO L202 PluginConnector]: Adding new model example2_N=45.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.09 12:55:46 BasicIcfg [2020-09-29 12:55:46,290 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-29 12:55:46,296 INFO L168 Benchmark]: Toolchain (without parser) took 769883.85 ms. Allocated memory was 250.1 MB in the beginning and 10.1 GB in the end (delta: 9.8 GB). Free memory was 224.0 MB in the beginning and 3.0 GB in the end (delta: -2.8 GB). Peak memory consumption was 10.3 GB. Max. memory is 14.2 GB. [2020-09-29 12:55:46,297 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 250.1 MB. Free memory is still 226.5 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-09-29 12:55:46,299 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.70 ms. Allocated memory is still 250.1 MB. Free memory was 224.0 MB in the beginning and 221.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-09-29 12:55:46,300 INFO L168 Benchmark]: Boogie Preprocessor took 57.95 ms. Allocated memory is still 250.1 MB. Free memory was 221.4 MB in the beginning and 218.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-09-29 12:55:46,301 INFO L168 Benchmark]: RCFGBuilder took 604.05 ms. Allocated memory is still 250.1 MB. Free memory was 218.9 MB in the beginning and 183.7 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 14.2 GB. [2020-09-29 12:55:46,303 INFO L168 Benchmark]: TraceAbstraction took 769156.36 ms. Allocated memory was 250.1 MB in the beginning and 10.1 GB in the end (delta: 9.8 GB). Free memory was 183.7 MB in the beginning and 3.0 GB in the end (delta: -2.8 GB). Peak memory consumption was 10.2 GB. Max. memory is 14.2 GB. [2020-09-29 12:55:46,310 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 0.19 ms. Allocated memory is still 250.1 MB. Free memory is still 226.5 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 55.70 ms. Allocated memory is still 250.1 MB. Free memory was 224.0 MB in the beginning and 221.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 57.95 ms. Allocated memory is still 250.1 MB. Free memory was 221.4 MB in the beginning and 218.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 604.05 ms. Allocated memory is still 250.1 MB. Free memory was 218.9 MB in the beginning and 183.7 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 14.2 GB. * TraceAbstraction took 769156.36 ms. Allocated memory was 250.1 MB in the beginning and 10.1 GB in the end (delta: 9.8 GB). Free memory was 183.7 MB in the beginning and 3.0 GB in the end (delta: -2.8 GB). Peak memory consumption was 10.2 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 0.5s, 320 ProgramPointsBefore, 319 ProgramPointsAfterwards, 229 TransitionsBefore, 228 TransitionsAfterwards, 15840 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 VarBasedMoverChecksPositive, 0 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 0 CheckedPairsTotal, 1 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 100]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 100). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 319 places, 228 transitions, 816 flow. Already constructed 759678 states. Currently 290171 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 46 procedures, 185 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 768.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 768.0s, 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