/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 0.1.25-11af1e5 [2020-10-08 14:11:19,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-08 14:11:19,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-08 14:11:19,556 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-08 14:11:19,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-08 14:11:19,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-08 14:11:19,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-08 14:11:19,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-08 14:11:19,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-08 14:11:19,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-08 14:11:19,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-08 14:11:19,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-08 14:11:19,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-08 14:11:19,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-08 14:11:19,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-08 14:11:19,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-08 14:11:19,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-08 14:11:19,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-08 14:11:19,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-08 14:11:19,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-08 14:11:19,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-08 14:11:19,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-08 14:11:19,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-08 14:11:19,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-08 14:11:19,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-08 14:11:19,585 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-08 14:11:19,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-08 14:11:19,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-08 14:11:19,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-08 14:11:19,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-08 14:11:19,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-08 14:11:19,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-08 14:11:19,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-08 14:11:19,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-08 14:11:19,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-08 14:11:19,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-08 14:11:19,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-08 14:11:19,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-08 14:11:19,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-08 14:11:19,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-08 14:11:19,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-08 14:11:19,594 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-08 14:11:19,615 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-08 14:11:19,615 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-08 14:11:19,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-08 14:11:19,617 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-08 14:11:19,617 INFO L138 SettingsManager]: * Use SBE=true [2020-10-08 14:11:19,617 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-08 14:11:19,617 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-08 14:11:19,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-08 14:11:19,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-08 14:11:19,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-08 14:11:19,618 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-08 14:11:19,618 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-08 14:11:19,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-08 14:11:19,619 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-08 14:11:19,619 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-08 14:11:19,619 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-08 14:11:19,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-08 14:11:19,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-08 14:11:19,620 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-08 14:11:19,620 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-08 14:11:19,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-08 14:11:19,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-08 14:11:19,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-08 14:11:19,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-08 14:11:19,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-08 14:11:19,621 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-08 14:11:19,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-08 14:11:19,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-08 14:11:19,621 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-08 14:11:19,622 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-08 14:11:19,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-08 14:11:19,903 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-08 14:11:19,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-08 14:11:19,908 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-10-08 14:11:19,908 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-10-08 14:11:19,909 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=45.bpl [2020-10-08 14:11:19,910 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=45.bpl' [2020-10-08 14:11:19,976 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-08 14:11:19,978 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-08 14:11:19,979 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-08 14:11:19,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-08 14:11:19,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-08 14:11:19,995 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 08.10 02:11:19" (1/1) ... [2020-10-08 14:11:20,008 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 08.10 02:11:19" (1/1) ... [2020-10-08 14:11:20,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-08 14:11:20,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-08 14:11:20,020 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-08 14:11:20,020 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-08 14:11:20,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:11:19" (1/1) ... [2020-10-08 14:11:20,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:11:19" (1/1) ... [2020-10-08 14:11:20,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:11:19" (1/1) ... [2020-10-08 14:11:20,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:11:19" (1/1) ... [2020-10-08 14:11:20,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:11:19" (1/1) ... [2020-10-08 14:11:20,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:11:19" (1/1) ... [2020-10-08 14:11:20,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:11:19" (1/1) ... [2020-10-08 14:11:20,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-08 14:11:20,071 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-08 14:11:20,071 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-08 14:11:20,072 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-08 14:11:20,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:11:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-08 14:11:20,142 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-10-08 14:11:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-10-08 14:11:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-10-08 14:11:20,144 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-10-08 14:11:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-10-08 14:11:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-10-08 14:11:20,145 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-10-08 14:11:20,145 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-10-08 14:11:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-10-08 14:11:20,146 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-10-08 14:11:20,146 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-10-08 14:11:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-10-08 14:11:20,147 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-10-08 14:11:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-10-08 14:11:20,147 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-10-08 14:11:20,147 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-10-08 14:11:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-10-08 14:11:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-10-08 14:11:20,148 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-10-08 14:11:20,148 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-10-08 14:11:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-10-08 14:11:20,148 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-10-08 14:11:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-10-08 14:11:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-10-08 14:11:20,156 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread43 given in one single declaration [2020-10-08 14:11:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure thread43 [2020-10-08 14:11:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure thread43 [2020-10-08 14:11:20,159 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-10-08 14:11:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-10-08 14:11:20,159 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-10-08 14:11:20,159 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread42 given in one single declaration [2020-10-08 14:11:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure thread42 [2020-10-08 14:11:20,160 INFO L138 BoogieDeclarations]: Found implementation of procedure thread42 [2020-10-08 14:11:20,160 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-10-08 14:11:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-10-08 14:11:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-10-08 14:11:20,161 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread45 given in one single declaration [2020-10-08 14:11:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure thread45 [2020-10-08 14:11:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure thread45 [2020-10-08 14:11:20,162 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-10-08 14:11:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-10-08 14:11:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-10-08 14:11:20,163 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread44 given in one single declaration [2020-10-08 14:11:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure thread44 [2020-10-08 14:11:20,163 INFO L138 BoogieDeclarations]: Found implementation of procedure thread44 [2020-10-08 14:11:20,163 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-10-08 14:11:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-10-08 14:11:20,164 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-10-08 14:11:20,164 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-10-08 14:11:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-10-08 14:11:20,165 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-10-08 14:11:20,165 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-10-08 14:11:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-10-08 14:11:20,166 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-10-08 14:11:20,166 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-10-08 14:11:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-10-08 14:11:20,166 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-10-08 14:11:20,167 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-10-08 14:11:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-10-08 14:11:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-10-08 14:11:20,168 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-10-08 14:11:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-08 14:11:20,168 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-08 14:11:20,168 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-10-08 14:11:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-08 14:11:20,169 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-08 14:11:20,169 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-10-08 14:11:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-10-08 14:11:20,170 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-10-08 14:11:20,170 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-10-08 14:11:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-10-08 14:11:20,170 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-10-08 14:11:20,171 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-10-08 14:11:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-10-08 14:11:20,172 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-10-08 14:11:20,172 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-10-08 14:11:20,172 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-10-08 14:11:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-10-08 14:11:20,173 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-10-08 14:11:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-10-08 14:11:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-10-08 14:11:20,173 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-10-08 14:11:20,174 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-10-08 14:11:20,174 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-10-08 14:11:20,174 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-10-08 14:11:20,175 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-10-08 14:11:20,175 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-10-08 14:11:20,176 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-10-08 14:11:20,176 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-10-08 14:11:20,176 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-10-08 14:11:20,176 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-10-08 14:11:20,176 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-10-08 14:11:20,176 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-10-08 14:11:20,177 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-10-08 14:11:20,177 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-10-08 14:11:20,177 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-10-08 14:11:20,177 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-10-08 14:11:20,177 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-10-08 14:11:20,178 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-10-08 14:11:20,178 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-10-08 14:11:20,178 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-10-08 14:11:20,178 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-10-08 14:11:20,178 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-10-08 14:11:20,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-08 14:11:20,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-08 14:11:20,179 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-10-08 14:11:20,179 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-10-08 14:11:20,179 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-10-08 14:11:20,180 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-10-08 14:11:20,181 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-10-08 14:11:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-10-08 14:11:20,184 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-10-08 14:11:20,184 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-10-08 14:11:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-10-08 14:11:20,184 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-10-08 14:11:20,185 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-10-08 14:11:20,185 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-10-08 14:11:20,185 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-10-08 14:11:20,185 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-10-08 14:11:20,185 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-10-08 14:11:20,185 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-10-08 14:11:20,186 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-10-08 14:11:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-10-08 14:11:20,186 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-10-08 14:11:20,186 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-10-08 14:11:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-10-08 14:11:20,187 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-10-08 14:11:20,187 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-10-08 14:11:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-10-08 14:11:20,187 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-10-08 14:11:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-10-08 14:11:20,188 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-10-08 14:11:20,189 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-10-08 14:11:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-10-08 14:11:20,189 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-10-08 14:11:20,190 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-10-08 14:11:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-10-08 14:11:20,190 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-10-08 14:11:20,192 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-08 14:11:20,714 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-08 14:11:20,714 INFO L298 CfgBuilder]: Removed 45 assume(true) statements. [2020-10-08 14:11:20,716 INFO L202 PluginConnector]: Adding new model example2_N=45.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 02:11:20 BoogieIcfgContainer [2020-10-08 14:11:20,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-08 14:11:20,718 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-08 14:11:20,718 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-08 14:11:20,721 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-08 14:11:20,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:11:19" (1/2) ... [2020-10-08 14:11:20,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51eb4a06 and model type example2_N=45.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 02:11:20, skipping insertion in model container [2020-10-08 14:11:20,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=45.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 02:11:20" (2/2) ... [2020-10-08 14:11:20,724 INFO L111 eAbstractionObserver]: Analyzing ICFG example2_N=45.bpl [2020-10-08 14:11:20,732 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-08 14:11:20,732 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-08 14:11:20,740 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-08 14:11:20,741 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-08 14:11:21,691 INFO L253 AbstractCegarLoop]: Starting to check reachability of 46 error locations. [2020-10-08 14:11:21,713 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-08 14:11:21,713 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-08 14:11:21,714 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-08 14:11:21,714 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-08 14:11:21,714 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-08 14:11:21,714 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-08 14:11:21,714 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-08 14:11:21,714 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-08 14:11:21,739 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-08 14:11:21,743 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 365 places, 274 transitions, 908 flow [2020-10-08 14:11:21,748 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 365 places, 274 transitions, 908 flow [2020-10-08 14:11:21,750 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 365 places, 274 transitions, 908 flow [2020-10-08 14:11:21,993 INFO L129 PetriNetUnfolder]: 45/229 cut-off events. [2020-10-08 14:11:21,994 INFO L130 PetriNetUnfolder]: For 45/45 co-relation queries the response was YES. [2020-10-08 14:11:22,008 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. [2020-10-08 14:11:22,033 INFO L117 LiptonReduction]: Number of co-enabled transitions 29700 [2020-10-08 14:11:23,015 INFO L132 LiptonReduction]: Checked pairs total: 47036 [2020-10-08 14:11:23,015 INFO L134 LiptonReduction]: Total number of compositions: 2 [2020-10-08 14:11:23,022 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 363 places, 272 transitions, 904 flow Received shutdown request... [2020-10-08 14:24:32,745 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-08 14:24:32,747 WARN L235 ceAbstractionStarter]: Timeout [2020-10-08 14:24:32,748 INFO L202 PluginConnector]: Adding new model example2_N=45.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.10 02:24:32 BasicIcfg [2020-10-08 14:24:32,748 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-08 14:24:32,751 INFO L168 Benchmark]: Toolchain (without parser) took 792772.51 ms. Allocated memory was 251.7 MB in the beginning and 10.6 GB in the end (delta: 10.3 GB). Free memory was 226.4 MB in the beginning and 4.2 GB in the end (delta: -4.0 GB). Peak memory consumption was 9.0 GB. Max. memory is 14.2 GB. [2020-10-08 14:24:32,752 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.43 ms. Allocated memory is still 251.7 MB. Free memory is still 228.9 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-08 14:24:32,753 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.25 ms. Allocated memory is still 251.7 MB. Free memory was 226.4 MB in the beginning and 224.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.2 GB. [2020-10-08 14:24:32,754 INFO L168 Benchmark]: Boogie Preprocessor took 51.50 ms. Allocated memory is still 251.7 MB. Free memory was 224.7 MB in the beginning and 222.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-08 14:24:32,755 INFO L168 Benchmark]: RCFGBuilder took 645.46 ms. Allocated memory is still 251.7 MB. Free memory was 222.2 MB in the beginning and 181.7 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 14.2 GB. [2020-10-08 14:24:32,756 INFO L168 Benchmark]: TraceAbstraction took 792030.93 ms. Allocated memory was 251.7 MB in the beginning and 10.6 GB in the end (delta: 10.3 GB). Free memory was 180.8 MB in the beginning and 4.2 GB in the end (delta: -4.1 GB). Peak memory consumption was 8.9 GB. Max. memory is 14.2 GB. [2020-10-08 14:24:32,761 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 0.43 ms. Allocated memory is still 251.7 MB. Free memory is still 228.9 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 40.25 ms. Allocated memory is still 251.7 MB. Free memory was 226.4 MB in the beginning and 224.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 51.50 ms. Allocated memory is still 251.7 MB. Free memory was 224.7 MB in the beginning and 222.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 645.46 ms. Allocated memory is still 251.7 MB. Free memory was 222.2 MB in the beginning and 181.7 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 14.2 GB. * TraceAbstraction took 792030.93 ms. Allocated memory was 251.7 MB in the beginning and 10.6 GB in the end (delta: 10.3 GB). Free memory was 180.8 MB in the beginning and 4.2 GB in the end (delta: -4.1 GB). Peak memory consumption was 8.9 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 910978 states. Currently 455520 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 46 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 791.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 791.0s, 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