/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=59.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-50b6972 [2020-10-06 19:44:03,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-06 19:44:03,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-06 19:44:03,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-06 19:44:03,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-06 19:44:03,404 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-06 19:44:03,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-06 19:44:03,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-06 19:44:03,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-06 19:44:03,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-06 19:44:03,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-06 19:44:03,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-06 19:44:03,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-06 19:44:03,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-06 19:44:03,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-06 19:44:03,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-06 19:44:03,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-06 19:44:03,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-06 19:44:03,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-06 19:44:03,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-06 19:44:03,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-06 19:44:03,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-06 19:44:03,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-06 19:44:03,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-06 19:44:03,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-06 19:44:03,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-06 19:44:03,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-06 19:44:03,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-06 19:44:03,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-06 19:44:03,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-06 19:44:03,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-06 19:44:03,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-06 19:44:03,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-06 19:44:03,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-06 19:44:03,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-06 19:44:03,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-06 19:44:03,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-06 19:44:03,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-06 19:44:03,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-06 19:44:03,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-06 19:44:03,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-06 19:44:03,461 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 19:44:03,504 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-06 19:44:03,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-06 19:44:03,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-06 19:44:03,506 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-06 19:44:03,506 INFO L138 SettingsManager]: * Use SBE=true [2020-10-06 19:44:03,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-06 19:44:03,507 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-06 19:44:03,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-06 19:44:03,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-06 19:44:03,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-06 19:44:03,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-06 19:44:03,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-06 19:44:03,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-06 19:44:03,509 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-06 19:44:03,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-06 19:44:03,510 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-06 19:44:03,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-06 19:44:03,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-06 19:44:03,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-06 19:44:03,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-06 19:44:03,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-06 19:44:03,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-06 19:44:03,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-06 19:44:03,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-06 19:44:03,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-06 19:44:03,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-06 19:44:03,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-06 19:44:03,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-06 19:44:03,512 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-06 19:44:03,512 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-06 19:44:03,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-06 19:44:03,849 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-06 19:44:03,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-06 19:44:03,854 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-10-06 19:44:03,856 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-10-06 19:44:03,857 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=59.bpl [2020-10-06 19:44:03,857 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=59.bpl' [2020-10-06 19:44:03,928 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-06 19:44:03,930 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-06 19:44:03,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-06 19:44:03,930 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-06 19:44:03,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-06 19:44:03,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=59.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:44:03" (1/1) ... [2020-10-06 19:44:03,966 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=59.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:44:03" (1/1) ... [2020-10-06 19:44:03,977 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-06 19:44:03,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-06 19:44:03,978 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-06 19:44:03,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-06 19:44:03,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=59.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:44:03" (1/1) ... [2020-10-06 19:44:03,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=59.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:44:03" (1/1) ... [2020-10-06 19:44:03,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=59.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:44:03" (1/1) ... [2020-10-06 19:44:03,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=59.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:44:03" (1/1) ... [2020-10-06 19:44:04,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=59.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:44:03" (1/1) ... [2020-10-06 19:44:04,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=59.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:44:03" (1/1) ... [2020-10-06 19:44:04,044 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=59.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:44:03" (1/1) ... [2020-10-06 19:44:04,054 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-06 19:44:04,055 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-06 19:44:04,055 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-06 19:44:04,055 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-06 19:44:04,056 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=59.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:44:03" (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 19:44:04,138 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-10-06 19:44:04,138 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-10-06 19:44:04,140 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-10-06 19:44:04,140 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-10-06 19:44:04,140 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-10-06 19:44:04,141 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-10-06 19:44:04,141 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-10-06 19:44:04,141 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-10-06 19:44:04,141 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-10-06 19:44:04,142 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-10-06 19:44:04,142 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-10-06 19:44:04,142 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-10-06 19:44:04,142 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-10-06 19:44:04,142 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-10-06 19:44:04,143 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-10-06 19:44:04,143 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-10-06 19:44:04,143 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-10-06 19:44:04,143 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-10-06 19:44:04,143 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-10-06 19:44:04,144 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-10-06 19:44:04,144 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-10-06 19:44:04,144 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-10-06 19:44:04,144 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-10-06 19:44:04,145 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-10-06 19:44:04,152 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-10-06 19:44:04,153 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-10-06 19:44:04,154 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-10-06 19:44:04,155 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-10-06 19:44:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-10-06 19:44:04,155 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-10-06 19:44:04,155 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-10-06 19:44:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-10-06 19:44:04,156 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-10-06 19:44:04,156 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-10-06 19:44:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-06 19:44:04,157 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-06 19:44:04,157 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-10-06 19:44:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-06 19:44:04,157 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-06 19:44:04,157 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-10-06 19:44:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-10-06 19:44:04,158 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-10-06 19:44:04,158 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-10-06 19:44:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-10-06 19:44:04,159 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-10-06 19:44:04,159 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-10-06 19:44:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-10-06 19:44:04,159 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-10-06 19:44:04,159 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-10-06 19:44:04,160 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-10-06 19:44:04,160 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-10-06 19:44:04,160 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-10-06 19:44:04,160 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-10-06 19:44:04,160 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-10-06 19:44:04,161 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-10-06 19:44:04,161 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-10-06 19:44:04,161 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-10-06 19:44:04,161 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-10-06 19:44:04,162 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-10-06 19:44:04,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-10-06 19:44:04,162 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-10-06 19:44:04,162 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-10-06 19:44:04,163 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-10-06 19:44:04,163 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-10-06 19:44:04,163 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-10-06 19:44:04,164 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-10-06 19:44:04,164 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-10-06 19:44:04,164 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-10-06 19:44:04,164 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-10-06 19:44:04,165 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-10-06 19:44:04,165 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-10-06 19:44:04,165 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-10-06 19:44:04,165 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-10-06 19:44:04,165 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-10-06 19:44:04,166 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-10-06 19:44:04,166 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-10-06 19:44:04,166 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-10-06 19:44:04,166 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-10-06 19:44:04,166 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-10-06 19:44:04,166 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-10-06 19:44:04,167 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-10-06 19:44:04,167 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-10-06 19:44:04,167 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-10-06 19:44:04,167 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-10-06 19:44:04,168 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-10-06 19:44:04,168 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-10-06 19:44:04,169 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-10-06 19:44:04,169 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-10-06 19:44:04,169 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-10-06 19:44:04,169 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-10-06 19:44:04,169 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-10-06 19:44:04,169 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-10-06 19:44:04,170 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-10-06 19:44:04,170 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread47 given in one single declaration [2020-10-06 19:44:04,170 INFO L130 BoogieDeclarations]: Found specification of procedure thread47 [2020-10-06 19:44:04,170 INFO L138 BoogieDeclarations]: Found implementation of procedure thread47 [2020-10-06 19:44:04,170 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread46 given in one single declaration [2020-10-06 19:44:04,170 INFO L130 BoogieDeclarations]: Found specification of procedure thread46 [2020-10-06 19:44:04,171 INFO L138 BoogieDeclarations]: Found implementation of procedure thread46 [2020-10-06 19:44:04,171 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread49 given in one single declaration [2020-10-06 19:44:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure thread49 [2020-10-06 19:44:04,171 INFO L138 BoogieDeclarations]: Found implementation of procedure thread49 [2020-10-06 19:44:04,171 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread48 given in one single declaration [2020-10-06 19:44:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure thread48 [2020-10-06 19:44:04,171 INFO L138 BoogieDeclarations]: Found implementation of procedure thread48 [2020-10-06 19:44:04,172 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread43 given in one single declaration [2020-10-06 19:44:04,172 INFO L130 BoogieDeclarations]: Found specification of procedure thread43 [2020-10-06 19:44:04,172 INFO L138 BoogieDeclarations]: Found implementation of procedure thread43 [2020-10-06 19:44:04,173 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread42 given in one single declaration [2020-10-06 19:44:04,173 INFO L130 BoogieDeclarations]: Found specification of procedure thread42 [2020-10-06 19:44:04,176 INFO L138 BoogieDeclarations]: Found implementation of procedure thread42 [2020-10-06 19:44:04,176 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread45 given in one single declaration [2020-10-06 19:44:04,176 INFO L130 BoogieDeclarations]: Found specification of procedure thread45 [2020-10-06 19:44:04,177 INFO L138 BoogieDeclarations]: Found implementation of procedure thread45 [2020-10-06 19:44:04,177 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread44 given in one single declaration [2020-10-06 19:44:04,177 INFO L130 BoogieDeclarations]: Found specification of procedure thread44 [2020-10-06 19:44:04,177 INFO L138 BoogieDeclarations]: Found implementation of procedure thread44 [2020-10-06 19:44:04,178 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-10-06 19:44:04,178 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-10-06 19:44:04,178 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-10-06 19:44:04,178 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-10-06 19:44:04,178 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-10-06 19:44:04,178 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-10-06 19:44:04,179 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-10-06 19:44:04,179 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-10-06 19:44:04,179 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-10-06 19:44:04,179 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread50 given in one single declaration [2020-10-06 19:44:04,179 INFO L130 BoogieDeclarations]: Found specification of procedure thread50 [2020-10-06 19:44:04,180 INFO L138 BoogieDeclarations]: Found implementation of procedure thread50 [2020-10-06 19:44:04,180 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread52 given in one single declaration [2020-10-06 19:44:04,181 INFO L130 BoogieDeclarations]: Found specification of procedure thread52 [2020-10-06 19:44:04,181 INFO L138 BoogieDeclarations]: Found implementation of procedure thread52 [2020-10-06 19:44:04,181 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread51 given in one single declaration [2020-10-06 19:44:04,182 INFO L130 BoogieDeclarations]: Found specification of procedure thread51 [2020-10-06 19:44:04,182 INFO L138 BoogieDeclarations]: Found implementation of procedure thread51 [2020-10-06 19:44:04,183 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread58 given in one single declaration [2020-10-06 19:44:04,183 INFO L130 BoogieDeclarations]: Found specification of procedure thread58 [2020-10-06 19:44:04,183 INFO L138 BoogieDeclarations]: Found implementation of procedure thread58 [2020-10-06 19:44:04,183 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-10-06 19:44:04,183 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-10-06 19:44:04,184 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-10-06 19:44:04,184 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread57 given in one single declaration [2020-10-06 19:44:04,184 INFO L130 BoogieDeclarations]: Found specification of procedure thread57 [2020-10-06 19:44:04,184 INFO L138 BoogieDeclarations]: Found implementation of procedure thread57 [2020-10-06 19:44:04,185 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-10-06 19:44:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-10-06 19:44:04,186 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-10-06 19:44:04,186 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-10-06 19:44:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-06 19:44:04,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-06 19:44:04,188 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-10-06 19:44:04,192 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-10-06 19:44:04,192 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-10-06 19:44:04,193 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread59 given in one single declaration [2020-10-06 19:44:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure thread59 [2020-10-06 19:44:04,198 INFO L138 BoogieDeclarations]: Found implementation of procedure thread59 [2020-10-06 19:44:04,199 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-10-06 19:44:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-10-06 19:44:04,199 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-10-06 19:44:04,200 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread54 given in one single declaration [2020-10-06 19:44:04,200 INFO L130 BoogieDeclarations]: Found specification of procedure thread54 [2020-10-06 19:44:04,201 INFO L138 BoogieDeclarations]: Found implementation of procedure thread54 [2020-10-06 19:44:04,201 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-10-06 19:44:04,201 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-10-06 19:44:04,201 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-10-06 19:44:04,201 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread53 given in one single declaration [2020-10-06 19:44:04,201 INFO L130 BoogieDeclarations]: Found specification of procedure thread53 [2020-10-06 19:44:04,201 INFO L138 BoogieDeclarations]: Found implementation of procedure thread53 [2020-10-06 19:44:04,202 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread56 given in one single declaration [2020-10-06 19:44:04,202 INFO L130 BoogieDeclarations]: Found specification of procedure thread56 [2020-10-06 19:44:04,202 INFO L138 BoogieDeclarations]: Found implementation of procedure thread56 [2020-10-06 19:44:04,202 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-10-06 19:44:04,202 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-10-06 19:44:04,202 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-10-06 19:44:04,203 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread55 given in one single declaration [2020-10-06 19:44:04,203 INFO L130 BoogieDeclarations]: Found specification of procedure thread55 [2020-10-06 19:44:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure thread55 [2020-10-06 19:44:04,203 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-10-06 19:44:04,203 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-10-06 19:44:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-10-06 19:44:04,205 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 19:44:04,780 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-06 19:44:04,780 INFO L298 CfgBuilder]: Removed 59 assume(true) statements. [2020-10-06 19:44:04,783 INFO L202 PluginConnector]: Adding new model example2_N=59.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 07:44:04 BoogieIcfgContainer [2020-10-06 19:44:04,783 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-06 19:44:04,785 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-06 19:44:04,785 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-06 19:44:04,788 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-06 19:44:04,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=59.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:44:03" (1/2) ... [2020-10-06 19:44:04,789 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73ad9016 and model type example2_N=59.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 07:44:04, skipping insertion in model container [2020-10-06 19:44:04,789 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=59.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 07:44:04" (2/2) ... [2020-10-06 19:44:04,791 INFO L111 eAbstractionObserver]: Analyzing ICFG example2_N=59.bpl [2020-10-06 19:44:04,802 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-06 19:44:04,803 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-06 19:44:04,811 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-06 19:44:04,812 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-06 19:44:06,108 INFO L253 AbstractCegarLoop]: Starting to check reachability of 60 error locations. [2020-10-06 19:44:06,130 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-06 19:44:06,130 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-06 19:44:06,131 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-06 19:44:06,131 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-06 19:44:06,131 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-06 19:44:06,131 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-06 19:44:06,131 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-06 19:44:06,132 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-06 19:44:06,155 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-06 19:44:06,158 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 477 places, 358 transitions, 1188 flow [2020-10-06 19:44:06,160 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 477 places, 358 transitions, 1188 flow [2020-10-06 19:44:06,162 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 477 places, 358 transitions, 1188 flow [2020-10-06 19:44:06,436 INFO L129 PetriNetUnfolder]: 59/299 cut-off events. [2020-10-06 19:44:06,436 INFO L130 PetriNetUnfolder]: For 59/59 co-relation queries the response was YES. [2020-10-06 19:44:06,453 INFO L80 FinitePrefix]: Finished finitePrefix Result has 536 conditions, 299 events. 59/299 cut-off events. For 59/59 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 399 event pairs, 0 based on Foata normal form. 0/239 useless extension candidates. Maximal degree in co-relation 351. Up to 2 conditions per place. [2020-10-06 19:44:06,495 INFO L117 LiptonReduction]: Number of co-enabled transitions 51330 [2020-10-06 19:44:08,030 INFO L132 LiptonReduction]: Checked pairs total: 81490 [2020-10-06 19:44:08,030 INFO L134 LiptonReduction]: Total number of compositions: 2 [2020-10-06 19:44:08,038 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 475 places, 356 transitions, 1184 flow Received shutdown request... [2020-10-06 19:57:20,902 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-06 19:57:20,905 WARN L235 ceAbstractionStarter]: Timeout [2020-10-06 19:57:20,906 INFO L202 PluginConnector]: Adding new model example2_N=59.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.10 07:57:20 BasicIcfg [2020-10-06 19:57:20,906 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-06 19:57:20,909 INFO L168 Benchmark]: Toolchain (without parser) took 796978.56 ms. Allocated memory was 246.4 MB in the beginning and 9.3 GB in the end (delta: 9.1 GB). Free memory was 220.3 MB in the beginning and 2.1 GB in the end (delta: -1.9 GB). Peak memory consumption was 8.4 GB. Max. memory is 14.2 GB. [2020-10-06 19:57:20,911 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 246.4 MB. Free memory is still 222.8 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-06 19:57:20,914 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.76 ms. Allocated memory is still 246.4 MB. Free memory was 220.3 MB in the beginning and 217.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-06 19:57:20,917 INFO L168 Benchmark]: Boogie Preprocessor took 77.07 ms. Allocated memory is still 246.4 MB. Free memory was 217.8 MB in the beginning and 212.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 14.2 GB. [2020-10-06 19:57:20,918 INFO L168 Benchmark]: RCFGBuilder took 728.58 ms. Allocated memory is still 246.4 MB. Free memory was 212.7 MB in the beginning and 164.8 MB in the end (delta: 47.9 MB). Peak memory consumption was 47.9 MB. Max. memory is 14.2 GB. [2020-10-06 19:57:20,921 INFO L168 Benchmark]: TraceAbstraction took 796121.57 ms. Allocated memory was 246.4 MB in the beginning and 9.3 GB in the end (delta: 9.1 GB). Free memory was 162.3 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 8.4 GB. Max. memory is 14.2 GB. [2020-10-06 19:57:20,936 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 0.18 ms. Allocated memory is still 246.4 MB. Free memory is still 222.8 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 46.76 ms. Allocated memory is still 246.4 MB. Free memory was 220.3 MB in the beginning and 217.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 77.07 ms. Allocated memory is still 246.4 MB. Free memory was 217.8 MB in the beginning and 212.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 14.2 GB. * RCFGBuilder took 728.58 ms. Allocated memory is still 246.4 MB. Free memory was 212.7 MB in the beginning and 164.8 MB in the end (delta: 47.9 MB). Peak memory consumption was 47.9 MB. Max. memory is 14.2 GB. * TraceAbstraction took 796121.57 ms. Allocated memory was 246.4 MB in the beginning and 9.3 GB in the end (delta: 9.1 GB). Free memory was 162.3 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 8.4 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 19366 VarBasedMoverChecksPositive, 406 VarBasedMoverChecksNegative, 233 SemBasedMoverChecksPositive, 173 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.2s, 19514 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.8s, 477 PlacesBefore, 475 PlacesAfterwards, 358 TransitionsBefore, 356 TransitionsAfterwards, 51330 CoEnabledTransitionPairs, 1 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 81490 MoverChecksTotal - TimeoutResultAtElement [Line: 128]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 128). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 475 places, 356 transitions, 1184 flow. Already constructed 879925 states. Currently 439974 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 60 procedures, 300 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 794.7s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 794.7s, 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