/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 0.1.25-50b6972 [2020-10-06 19:17:22,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-06 19:17:22,024 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-06 19:17:22,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-06 19:17:22,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-06 19:17:22,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-06 19:17:22,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-06 19:17:22,075 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-06 19:17:22,077 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-06 19:17:22,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-06 19:17:22,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-06 19:17:22,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-06 19:17:22,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-06 19:17:22,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-06 19:17:22,086 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-06 19:17:22,087 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-06 19:17:22,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-06 19:17:22,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-06 19:17:22,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-06 19:17:22,098 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-06 19:17:22,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-06 19:17:22,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-06 19:17:22,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-06 19:17:22,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-06 19:17:22,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-06 19:17:22,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-06 19:17:22,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-06 19:17:22,118 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-06 19:17:22,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-06 19:17:22,119 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-06 19:17:22,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-06 19:17:22,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-06 19:17:22,124 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-06 19:17:22,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-06 19:17:22,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-06 19:17:22,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-06 19:17:22,127 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-06 19:17:22,127 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-06 19:17:22,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-06 19:17:22,131 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-06 19:17:22,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-06 19:17:22,132 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-06 19:17:22,169 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-06 19:17:22,169 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-06 19:17:22,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-06 19:17:22,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-06 19:17:22,171 INFO L138 SettingsManager]: * Use SBE=true [2020-10-06 19:17:22,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-06 19:17:22,171 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-06 19:17:22,172 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-06 19:17:22,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-06 19:17:22,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-06 19:17:22,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-06 19:17:22,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-06 19:17:22,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-06 19:17:22,174 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-06 19:17:22,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-06 19:17:22,174 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-06 19:17:22,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-06 19:17:22,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-06 19:17:22,174 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-06 19:17:22,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-06 19:17:22,175 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-06 19:17:22,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-06 19:17:22,175 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-06 19:17:22,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-06 19:17:22,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-06 19:17:22,176 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-06 19:17:22,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-06 19:17:22,176 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-06 19:17:22,176 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-06 19:17:22,177 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-06 19:17:22,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-06 19:17:22,460 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-06 19:17:22,463 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-06 19:17:22,465 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-10-06 19:17:22,465 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-10-06 19:17:22,466 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=45.bpl [2020-10-06 19:17:22,466 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=45.bpl' [2020-10-06 19:17:22,528 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-06 19:17:22,530 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-06 19:17:22,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-06 19:17:22,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-06 19:17:22,531 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-06 19:17:22,547 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 06.10 07:17:22" (1/1) ... [2020-10-06 19:17:22,561 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 06.10 07:17:22" (1/1) ... [2020-10-06 19:17:22,571 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-06 19:17:22,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-06 19:17:22,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-06 19:17:22,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-06 19:17:22,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:17:22" (1/1) ... [2020-10-06 19:17:22,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:17:22" (1/1) ... [2020-10-06 19:17:22,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:17:22" (1/1) ... [2020-10-06 19:17:22,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:17:22" (1/1) ... [2020-10-06 19:17:22,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:17:22" (1/1) ... [2020-10-06 19:17:22,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:17:22" (1/1) ... [2020-10-06 19:17:22,617 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:17:22" (1/1) ... [2020-10-06 19:17:22,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-06 19:17:22,624 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-06 19:17:22,624 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-06 19:17:22,624 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-06 19:17:22,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:17:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-06 19:17:22,702 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-10-06 19:17:22,702 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-10-06 19:17:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-10-06 19:17:22,703 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-10-06 19:17:22,703 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-10-06 19:17:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-10-06 19:17:22,703 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-10-06 19:17:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-10-06 19:17:22,704 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-10-06 19:17:22,704 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-10-06 19:17:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-10-06 19:17:22,704 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-10-06 19:17:22,705 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-10-06 19:17:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-10-06 19:17:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-10-06 19:17:22,705 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-10-06 19:17:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-10-06 19:17:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-10-06 19:17:22,706 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-10-06 19:17:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-10-06 19:17:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-10-06 19:17:22,707 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-10-06 19:17:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-10-06 19:17:22,707 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-10-06 19:17:22,707 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread43 given in one single declaration [2020-10-06 19:17:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure thread43 [2020-10-06 19:17:22,708 INFO L138 BoogieDeclarations]: Found implementation of procedure thread43 [2020-10-06 19:17:22,708 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-10-06 19:17:22,708 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-10-06 19:17:22,708 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-10-06 19:17:22,708 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread42 given in one single declaration [2020-10-06 19:17:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure thread42 [2020-10-06 19:17:22,709 INFO L138 BoogieDeclarations]: Found implementation of procedure thread42 [2020-10-06 19:17:22,709 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-10-06 19:17:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-10-06 19:17:22,709 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-10-06 19:17:22,710 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread45 given in one single declaration [2020-10-06 19:17:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure thread45 [2020-10-06 19:17:22,710 INFO L138 BoogieDeclarations]: Found implementation of procedure thread45 [2020-10-06 19:17:22,710 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-10-06 19:17:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-10-06 19:17:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-10-06 19:17:22,711 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread44 given in one single declaration [2020-10-06 19:17:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure thread44 [2020-10-06 19:17:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure thread44 [2020-10-06 19:17:22,712 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-10-06 19:17:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-10-06 19:17:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-10-06 19:17:22,712 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-10-06 19:17:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-10-06 19:17:22,713 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-10-06 19:17:22,713 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-10-06 19:17:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-10-06 19:17:22,713 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-10-06 19:17:22,714 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-10-06 19:17:22,714 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-10-06 19:17:22,714 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-10-06 19:17:22,714 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-10-06 19:17:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-10-06 19:17:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-10-06 19:17:22,715 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-10-06 19:17:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-06 19:17:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-06 19:17:22,716 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-10-06 19:17:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-06 19:17:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-06 19:17:22,716 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-10-06 19:17:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-10-06 19:17:22,717 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-10-06 19:17:22,717 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-10-06 19:17:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-10-06 19:17:22,717 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-10-06 19:17:22,718 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-10-06 19:17:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-10-06 19:17:22,718 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-10-06 19:17:22,718 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-10-06 19:17:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-10-06 19:17:22,719 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-10-06 19:17:22,719 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-10-06 19:17:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-10-06 19:17:22,719 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-10-06 19:17:22,719 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-10-06 19:17:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-10-06 19:17:22,720 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-10-06 19:17:22,720 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-10-06 19:17:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-10-06 19:17:22,720 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-10-06 19:17:22,721 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-10-06 19:17:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-10-06 19:17:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-10-06 19:17:22,721 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-10-06 19:17:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-10-06 19:17:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-10-06 19:17:22,722 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-10-06 19:17:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-10-06 19:17:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-10-06 19:17:22,723 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-10-06 19:17:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-10-06 19:17:22,723 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-10-06 19:17:22,723 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-10-06 19:17:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-10-06 19:17:22,723 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-10-06 19:17:22,724 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-10-06 19:17:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-06 19:17:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-06 19:17:22,724 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-10-06 19:17:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-10-06 19:17:22,725 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-10-06 19:17:22,725 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-10-06 19:17:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-10-06 19:17:22,725 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-10-06 19:17:22,725 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-10-06 19:17:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-10-06 19:17:22,726 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-10-06 19:17:22,726 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-10-06 19:17:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-10-06 19:17:22,726 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-10-06 19:17:22,727 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-10-06 19:17:22,727 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-10-06 19:17:22,727 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-10-06 19:17:22,727 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-10-06 19:17:22,727 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-10-06 19:17:22,728 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-10-06 19:17:22,728 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-10-06 19:17:22,728 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-10-06 19:17:22,728 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-10-06 19:17:22,728 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-10-06 19:17:22,728 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-10-06 19:17:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-10-06 19:17:22,729 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-10-06 19:17:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-10-06 19:17:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-10-06 19:17:22,729 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-10-06 19:17:22,730 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-10-06 19:17:22,730 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-10-06 19:17:22,730 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-10-06 19:17:22,730 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-10-06 19:17:22,730 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-10-06 19:17:22,732 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-06 19:17:23,192 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-06 19:17:23,192 INFO L298 CfgBuilder]: Removed 45 assume(true) statements. [2020-10-06 19:17:23,194 INFO L202 PluginConnector]: Adding new model example2_N=45.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 07:17:23 BoogieIcfgContainer [2020-10-06 19:17:23,195 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-06 19:17:23,196 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-06 19:17:23,196 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-06 19:17:23,199 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-06 19:17:23,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:17:22" (1/2) ... [2020-10-06 19:17:23,201 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dc6ab6b and model type example2_N=45.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 07:17:23, skipping insertion in model container [2020-10-06 19:17:23,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 07:17:23" (2/2) ... [2020-10-06 19:17:23,202 INFO L111 eAbstractionObserver]: Analyzing ICFG example2_N=45.bpl [2020-10-06 19:17:23,213 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-06 19:17:23,214 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-06 19:17:23,221 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-06 19:17:23,222 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-06 19:17:24,127 INFO L253 AbstractCegarLoop]: Starting to check reachability of 46 error locations. [2020-10-06 19:17:24,149 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-06 19:17:24,150 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-06 19:17:24,150 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-06 19:17:24,150 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-06 19:17:24,150 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-06 19:17:24,150 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-06 19:17:24,150 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-06 19:17:24,151 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-06 19:17:24,176 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-06 19:17:24,180 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 365 places, 274 transitions, 908 flow [2020-10-06 19:17:24,183 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 365 places, 274 transitions, 908 flow [2020-10-06 19:17:24,185 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 365 places, 274 transitions, 908 flow [2020-10-06 19:17:24,426 INFO L129 PetriNetUnfolder]: 45/229 cut-off events. [2020-10-06 19:17:24,426 INFO L130 PetriNetUnfolder]: For 45/45 co-relation queries the response was YES. [2020-10-06 19:17:24,453 INFO L80 FinitePrefix]: Finished finitePrefix Result has 410 conditions, 229 events. 45/229 cut-off events. For 45/45 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 295 event pairs, 0 based on Foata normal form. 0/183 useless extension candidates. Maximal degree in co-relation 267. Up to 2 conditions per place. [2020-10-06 19:17:24,487 INFO L117 LiptonReduction]: Number of co-enabled transitions 29700 [2020-10-06 19:17:25,422 INFO L132 LiptonReduction]: Checked pairs total: 47036 [2020-10-06 19:17:25,422 INFO L134 LiptonReduction]: Total number of compositions: 2 [2020-10-06 19:17:25,429 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 363 places, 272 transitions, 904 flow Received shutdown request... [2020-10-06 19:30:29,714 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-06 19:30:29,718 WARN L235 ceAbstractionStarter]: Timeout [2020-10-06 19:30:29,718 INFO L202 PluginConnector]: Adding new model example2_N=45.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.10 07:30:29 BasicIcfg [2020-10-06 19:30:29,719 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-06 19:30:29,723 INFO L168 Benchmark]: Toolchain (without parser) took 787190.73 ms. Allocated memory was 254.3 MB in the beginning and 9.5 GB in the end (delta: 9.2 GB). Free memory was 228.2 MB in the beginning and 3.3 GB in the end (delta: -3.1 GB). Peak memory consumption was 8.1 GB. Max. memory is 14.2 GB. [2020-10-06 19:30:29,724 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 254.3 MB. Free memory is still 230.7 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-06 19:30:29,726 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.73 ms. Allocated memory is still 254.3 MB. Free memory was 228.2 MB in the beginning and 225.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-06 19:30:29,727 INFO L168 Benchmark]: Boogie Preprocessor took 51.43 ms. Allocated memory is still 254.3 MB. Free memory was 225.6 MB in the beginning and 223.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-06 19:30:29,729 INFO L168 Benchmark]: RCFGBuilder took 571.28 ms. Allocated memory is still 254.3 MB. Free memory was 223.1 MB in the beginning and 182.8 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 14.2 GB. [2020-10-06 19:30:29,730 INFO L168 Benchmark]: TraceAbstraction took 786522.84 ms. Allocated memory was 254.3 MB in the beginning and 9.5 GB in the end (delta: 9.2 GB). Free memory was 182.8 MB in the beginning and 3.3 GB in the end (delta: -3.1 GB). Peak memory consumption was 8.0 GB. Max. memory is 14.2 GB. [2020-10-06 19:30:29,741 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 254.3 MB. Free memory is still 230.7 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 40.73 ms. Allocated memory is still 254.3 MB. Free memory was 228.2 MB in the beginning and 225.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 51.43 ms. Allocated memory is still 254.3 MB. Free memory was 225.6 MB in the beginning and 223.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 571.28 ms. Allocated memory is still 254.3 MB. Free memory was 223.1 MB in the beginning and 182.8 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 14.2 GB. * TraceAbstraction took 786522.84 ms. Allocated memory was 254.3 MB in the beginning and 9.5 GB in the end (delta: 9.2 GB). Free memory was 182.8 MB in the beginning and 3.3 GB in the end (delta: -3.1 GB). Peak memory consumption was 8.0 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 11418 VarBasedMoverChecksPositive, 220 VarBasedMoverChecksNegative, 133 SemBasedMoverChecksPositive, 87 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.6s, 11434 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.2s, 365 PlacesBefore, 363 PlacesAfterwards, 274 TransitionsBefore, 272 TransitionsAfterwards, 29700 CoEnabledTransitionPairs, 1 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 47036 MoverChecksTotal - 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 363 places, 272 transitions, 904 flow. Already constructed 948579 states. Currently 474307 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 46 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 785.5s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 785.5s, 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