/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/VMCAI2021_FA.epf -i ../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=38.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b665a9c [2020-09-29 13:48:24,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-29 13:48:24,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-29 13:48:24,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-29 13:48:24,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-29 13:48:24,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-29 13:48:24,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-29 13:48:24,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-29 13:48:24,238 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-29 13:48:24,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-29 13:48:24,243 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-29 13:48:24,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-29 13:48:24,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-29 13:48:24,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-29 13:48:24,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-29 13:48:24,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-29 13:48:24,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-29 13:48:24,256 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-29 13:48:24,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-29 13:48:24,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-29 13:48:24,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-29 13:48:24,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-29 13:48:24,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-29 13:48:24,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-29 13:48:24,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-29 13:48:24,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-29 13:48:24,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-29 13:48:24,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-29 13:48:24,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-29 13:48:24,282 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-29 13:48:24,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-29 13:48:24,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-29 13:48:24,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-29 13:48:24,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-29 13:48:24,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-29 13:48:24,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-29 13:48:24,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-29 13:48:24,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-29 13:48:24,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-29 13:48:24,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-29 13:48:24,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-29 13:48:24,292 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/VMCAI2021_FA.epf [2020-09-29 13:48:24,342 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-29 13:48:24,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-29 13:48:24,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-29 13:48:24,344 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-29 13:48:24,344 INFO L138 SettingsManager]: * Use SBE=true [2020-09-29 13:48:24,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-29 13:48:24,345 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-29 13:48:24,345 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-29 13:48:24,345 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-29 13:48:24,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-29 13:48:24,346 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-29 13:48:24,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-29 13:48:24,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-29 13:48:24,347 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-29 13:48:24,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-29 13:48:24,348 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-29 13:48:24,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-29 13:48:24,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-29 13:48:24,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-29 13:48:24,348 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-29 13:48:24,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-29 13:48:24,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-29 13:48:24,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-29 13:48:24,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-29 13:48:24,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-29 13:48:24,350 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-09-29 13:48:24,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-29 13:48:24,350 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-09-29 13:48:24,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-29 13:48:24,350 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-29 13:48:24,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-29 13:48:24,800 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-29 13:48:24,804 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-29 13:48:24,805 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-09-29 13:48:24,806 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-09-29 13:48:24,807 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=38.bpl [2020-09-29 13:48:24,808 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=38.bpl' [2020-09-29 13:48:24,873 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-29 13:48:24,880 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-29 13:48:24,881 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-29 13:48:24,881 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-29 13:48:24,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-29 13:48:24,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:24" (1/1) ... [2020-09-29 13:48:24,916 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:24" (1/1) ... [2020-09-29 13:48:24,928 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-29 13:48:24,929 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-29 13:48:24,929 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-29 13:48:24,930 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-29 13:48:24,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:24" (1/1) ... [2020-09-29 13:48:24,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:24" (1/1) ... [2020-09-29 13:48:24,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:24" (1/1) ... [2020-09-29 13:48:24,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:24" (1/1) ... [2020-09-29 13:48:24,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:24" (1/1) ... [2020-09-29 13:48:24,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:24" (1/1) ... [2020-09-29 13:48:24,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:24" (1/1) ... [2020-09-29 13:48:24,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-29 13:48:24,981 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-29 13:48:24,981 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-29 13:48:24,981 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-29 13:48:24,982 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-29 13:48:25,081 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-09-29 13:48:25,081 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-09-29 13:48:25,081 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-09-29 13:48:25,082 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-09-29 13:48:25,082 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-09-29 13:48:25,082 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-09-29 13:48:25,083 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-09-29 13:48:25,083 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-09-29 13:48:25,083 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-09-29 13:48:25,083 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-09-29 13:48:25,084 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-09-29 13:48:25,084 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-09-29 13:48:25,084 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-09-29 13:48:25,084 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-09-29 13:48:25,085 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-09-29 13:48:25,085 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-09-29 13:48:25,085 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-09-29 13:48:25,085 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-09-29 13:48:25,086 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-09-29 13:48:25,086 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-09-29 13:48:25,086 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-09-29 13:48:25,086 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-09-29 13:48:25,087 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-09-29 13:48:25,087 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-09-29 13:48:25,087 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-09-29 13:48:25,088 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-09-29 13:48:25,088 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-09-29 13:48:25,088 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-09-29 13:48:25,088 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-09-29 13:48:25,088 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-09-29 13:48:25,089 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-09-29 13:48:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-09-29 13:48:25,089 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-09-29 13:48:25,089 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-09-29 13:48:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-09-29 13:48:25,090 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-09-29 13:48:25,090 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-09-29 13:48:25,090 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-09-29 13:48:25,090 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-09-29 13:48:25,090 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-09-29 13:48:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-09-29 13:48:25,091 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-09-29 13:48:25,091 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-09-29 13:48:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-09-29 13:48:25,092 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-09-29 13:48:25,092 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-09-29 13:48:25,092 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-09-29 13:48:25,092 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-09-29 13:48:25,093 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-09-29 13:48:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-09-29 13:48:25,093 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-09-29 13:48:25,093 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-09-29 13:48:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-09-29 13:48:25,094 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-09-29 13:48:25,094 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-09-29 13:48:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-09-29 13:48:25,094 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-09-29 13:48:25,095 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-09-29 13:48:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-09-29 13:48:25,095 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-09-29 13:48:25,095 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-09-29 13:48:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-09-29 13:48:25,096 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-09-29 13:48:25,096 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-09-29 13:48:25,096 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-09-29 13:48:25,096 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-09-29 13:48:25,097 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-09-29 13:48:25,097 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-09-29 13:48:25,097 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-09-29 13:48:25,097 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-09-29 13:48:25,097 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-09-29 13:48:25,098 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-09-29 13:48:25,098 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-09-29 13:48:25,098 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-09-29 13:48:25,098 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-09-29 13:48:25,098 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-09-29 13:48:25,099 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-09-29 13:48:25,099 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-09-29 13:48:25,099 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-09-29 13:48:25,099 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-09-29 13:48:25,099 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-09-29 13:48:25,100 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-09-29 13:48:25,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-29 13:48:25,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-29 13:48:25,100 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-09-29 13:48:25,101 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-09-29 13:48:25,101 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-09-29 13:48:25,101 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-09-29 13:48:25,101 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-09-29 13:48:25,101 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-09-29 13:48:25,102 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-09-29 13:48:25,102 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-09-29 13:48:25,102 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-09-29 13:48:25,102 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-09-29 13:48:25,103 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-09-29 13:48:25,103 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-09-29 13:48:25,103 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-09-29 13:48:25,103 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-09-29 13:48:25,103 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-09-29 13:48:25,104 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-09-29 13:48:25,104 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-09-29 13:48:25,104 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-09-29 13:48:25,104 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-09-29 13:48:25,104 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-09-29 13:48:25,105 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-09-29 13:48:25,105 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-09-29 13:48:25,105 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-09-29 13:48:25,105 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-09-29 13:48:25,106 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-09-29 13:48:25,106 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-09-29 13:48:25,106 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-09-29 13:48:25,106 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-09-29 13:48:25,106 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-09-29 13:48:25,107 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-09-29 13:48:25,107 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-09-29 13:48:25,107 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-09-29 13:48:25,107 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-09-29 13:48:25,109 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-09-29 13:48:25,561 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-29 13:48:25,561 INFO L298 CfgBuilder]: Removed 38 assume(true) statements. [2020-09-29 13:48:25,567 INFO L202 PluginConnector]: Adding new model example2_N=38.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 01:48:25 BoogieIcfgContainer [2020-09-29 13:48:25,568 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-29 13:48:25,569 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-29 13:48:25,569 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-29 13:48:25,573 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-29 13:48:25,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:48:24" (1/2) ... [2020-09-29 13:48:25,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2948add9 and model type example2_N=38.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.09 01:48:25, skipping insertion in model container [2020-09-29 13:48:25,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=38.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 01:48:25" (2/2) ... [2020-09-29 13:48:25,577 INFO L109 eAbstractionObserver]: Analyzing ICFG example2_N=38.bpl [2020-09-29 13:48:25,588 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-29 13:48:25,589 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-29 13:48:25,599 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-29 13:48:25,600 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-29 13:48:26,385 INFO L251 AbstractCegarLoop]: Starting to check reachability of 39 error locations. [2020-09-29 13:48:26,412 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-29 13:48:26,412 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-29 13:48:26,413 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-29 13:48:26,413 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-29 13:48:26,413 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-29 13:48:26,413 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-29 13:48:26,414 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-29 13:48:26,414 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-29 13:48:26,447 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 271 places, 194 transitions, 692 flow Received shutdown request... [2020-09-29 14:01:15,887 WARN L544 AbstractCegarLoop]: Verification canceled [2020-09-29 14:01:15,893 WARN L228 ceAbstractionStarter]: Timeout [2020-09-29 14:01:15,894 INFO L202 PluginConnector]: Adding new model example2_N=38.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.09 02:01:15 BasicIcfg [2020-09-29 14:01:15,894 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-29 14:01:15,897 INFO L168 Benchmark]: Toolchain (without parser) took 771021.29 ms. Allocated memory was 252.2 MB in the beginning and 10.5 GB in the end (delta: 10.3 GB). Free memory was 225.2 MB in the beginning and 2.8 GB in the end (delta: -2.5 GB). Peak memory consumption was 9.8 GB. Max. memory is 14.2 GB. [2020-09-29 14:01:15,901 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 252.2 MB. Free memory is still 226.9 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-09-29 14:01:15,905 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.04 ms. Allocated memory is still 252.2 MB. Free memory was 224.4 MB in the beginning and 222.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.2 GB. [2020-09-29 14:01:15,907 INFO L168 Benchmark]: Boogie Preprocessor took 51.08 ms. Allocated memory is still 252.2 MB. Free memory was 222.7 MB in the beginning and 220.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-09-29 14:01:15,908 INFO L168 Benchmark]: RCFGBuilder took 587.27 ms. Allocated memory is still 252.2 MB. Free memory was 220.1 MB in the beginning and 189.0 MB in the end (delta: 31.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 14.2 GB. [2020-09-29 14:01:15,909 INFO L168 Benchmark]: TraceAbstraction took 770325.10 ms. Allocated memory was 252.2 MB in the beginning and 10.5 GB in the end (delta: 10.3 GB). Free memory was 189.0 MB in the beginning and 2.8 GB in the end (delta: -2.6 GB). Peak memory consumption was 9.7 GB. Max. memory is 14.2 GB. [2020-09-29 14:01:15,916 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 0.21 ms. Allocated memory is still 252.2 MB. Free memory is still 226.9 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 48.04 ms. Allocated memory is still 252.2 MB. Free memory was 224.4 MB in the beginning and 222.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 51.08 ms. Allocated memory is still 252.2 MB. Free memory was 222.7 MB in the beginning and 220.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 587.27 ms. Allocated memory is still 252.2 MB. Free memory was 220.1 MB in the beginning and 189.0 MB in the end (delta: 31.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 14.2 GB. * TraceAbstraction took 770325.10 ms. Allocated memory was 252.2 MB in the beginning and 10.5 GB in the end (delta: 10.3 GB). Free memory was 189.0 MB in the beginning and 2.8 GB in the end (delta: -2.6 GB). Peak memory consumption was 9.7 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 86]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 86). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 271 places, 194 transitions, 692 flow. Already constructed 858716 states. Currently 328017 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 157 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 769.4s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 769.4s, 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