/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=41.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b665a9c [2020-09-29 13:55:38,234 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-29 13:55:38,238 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-29 13:55:38,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-29 13:55:38,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-29 13:55:38,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-29 13:55:38,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-29 13:55:38,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-29 13:55:38,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-29 13:55:38,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-29 13:55:38,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-29 13:55:38,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-29 13:55:38,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-29 13:55:38,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-29 13:55:38,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-29 13:55:38,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-29 13:55:38,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-29 13:55:38,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-29 13:55:38,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-29 13:55:38,295 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-29 13:55:38,299 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-29 13:55:38,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-29 13:55:38,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-29 13:55:38,305 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-29 13:55:38,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-29 13:55:38,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-29 13:55:38,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-29 13:55:38,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-29 13:55:38,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-29 13:55:38,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-29 13:55:38,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-29 13:55:38,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-29 13:55:38,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-29 13:55:38,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-29 13:55:38,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-29 13:55:38,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-29 13:55:38,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-29 13:55:38,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-29 13:55:38,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-29 13:55:38,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-29 13:55:38,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-29 13:55:38,328 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 13:55:38,389 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-29 13:55:38,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-29 13:55:38,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-29 13:55:38,392 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-29 13:55:38,392 INFO L138 SettingsManager]: * Use SBE=true [2020-09-29 13:55:38,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-29 13:55:38,393 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-29 13:55:38,393 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-29 13:55:38,393 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-29 13:55:38,393 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-29 13:55:38,393 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-29 13:55:38,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-29 13:55:38,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-29 13:55:38,395 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-29 13:55:38,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-29 13:55:38,395 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-29 13:55:38,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-29 13:55:38,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-29 13:55:38,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-29 13:55:38,396 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-29 13:55:38,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-29 13:55:38,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-29 13:55:38,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-29 13:55:38,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-29 13:55:38,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-29 13:55:38,397 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-09-29 13:55:38,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-29 13:55:38,398 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-09-29 13:55:38,398 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-29 13:55:38,398 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-29 13:55:38,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-29 13:55:38,918 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-29 13:55:38,922 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-29 13:55:38,924 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-09-29 13:55:38,925 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-09-29 13:55:38,926 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=41.bpl [2020-09-29 13:55:38,927 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=41.bpl' [2020-09-29 13:55:39,000 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-29 13:55:39,007 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-29 13:55:39,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-29 13:55:39,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-29 13:55:39,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-29 13:55:39,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:55:38" (1/1) ... [2020-09-29 13:55:39,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:55:38" (1/1) ... [2020-09-29 13:55:39,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-29 13:55:39,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-29 13:55:39,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-29 13:55:39,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-29 13:55:39,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:55:38" (1/1) ... [2020-09-29 13:55:39,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:55:38" (1/1) ... [2020-09-29 13:55:39,094 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:55:38" (1/1) ... [2020-09-29 13:55:39,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:55:38" (1/1) ... [2020-09-29 13:55:39,122 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:55:38" (1/1) ... [2020-09-29 13:55:39,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:55:38" (1/1) ... [2020-09-29 13:55:39,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:55:38" (1/1) ... [2020-09-29 13:55:39,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-29 13:55:39,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-29 13:55:39,165 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-29 13:55:39,166 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-29 13:55:39,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:55:38" (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 13:55:39,255 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-09-29 13:55:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-09-29 13:55:39,256 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-09-29 13:55:39,256 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-09-29 13:55:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-09-29 13:55:39,256 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-09-29 13:55:39,257 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-09-29 13:55:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-09-29 13:55:39,257 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-09-29 13:55:39,257 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-09-29 13:55:39,258 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-09-29 13:55:39,258 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-09-29 13:55:39,258 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-09-29 13:55:39,258 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-09-29 13:55:39,258 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-09-29 13:55:39,259 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-09-29 13:55:39,259 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-09-29 13:55:39,259 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-09-29 13:55:39,259 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-09-29 13:55:39,260 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-09-29 13:55:39,260 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-09-29 13:55:39,260 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-09-29 13:55:39,260 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-09-29 13:55:39,260 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-09-29 13:55:39,261 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-09-29 13:55:39,261 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-09-29 13:55:39,261 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-09-29 13:55:39,261 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-09-29 13:55:39,261 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-09-29 13:55:39,262 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-09-29 13:55:39,262 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-09-29 13:55:39,262 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-09-29 13:55:39,262 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-09-29 13:55:39,262 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-09-29 13:55:39,263 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-09-29 13:55:39,263 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-09-29 13:55:39,263 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-09-29 13:55:39,263 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-09-29 13:55:39,263 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-09-29 13:55:39,263 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-09-29 13:55:39,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-09-29 13:55:39,264 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-09-29 13:55:39,264 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-09-29 13:55:39,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-09-29 13:55:39,264 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-09-29 13:55:39,265 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-09-29 13:55:39,265 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-09-29 13:55:39,265 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-09-29 13:55:39,265 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-09-29 13:55:39,265 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-09-29 13:55:39,266 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-09-29 13:55:39,266 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-09-29 13:55:39,266 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-09-29 13:55:39,266 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-09-29 13:55:39,266 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-09-29 13:55:39,267 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-09-29 13:55:39,267 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-09-29 13:55:39,267 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-09-29 13:55:39,267 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-09-29 13:55:39,267 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-09-29 13:55:39,267 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-09-29 13:55:39,268 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-09-29 13:55:39,268 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-09-29 13:55:39,268 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-09-29 13:55:39,268 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-09-29 13:55:39,268 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-09-29 13:55:39,269 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-09-29 13:55:39,269 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-09-29 13:55:39,269 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-09-29 13:55:39,269 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-09-29 13:55:39,269 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-09-29 13:55:39,269 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-09-29 13:55:39,270 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-09-29 13:55:39,270 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-09-29 13:55:39,270 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-09-29 13:55:39,270 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-09-29 13:55:39,270 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-09-29 13:55:39,271 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-09-29 13:55:39,271 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-09-29 13:55:39,271 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-09-29 13:55:39,271 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-09-29 13:55:39,271 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-09-29 13:55:39,271 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-09-29 13:55:39,272 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-09-29 13:55:39,272 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-09-29 13:55:39,272 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-09-29 13:55:39,272 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-09-29 13:55:39,272 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-09-29 13:55:39,273 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-09-29 13:55:39,273 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-09-29 13:55:39,273 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-09-29 13:55:39,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-29 13:55:39,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-29 13:55:39,274 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-09-29 13:55:39,274 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-09-29 13:55:39,274 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-09-29 13:55:39,274 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-09-29 13:55:39,274 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-09-29 13:55:39,274 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-09-29 13:55:39,275 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-09-29 13:55:39,275 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-09-29 13:55:39,275 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-09-29 13:55:39,275 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-09-29 13:55:39,275 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-09-29 13:55:39,275 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-09-29 13:55:39,276 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-09-29 13:55:39,276 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-09-29 13:55:39,276 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-09-29 13:55:39,276 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-09-29 13:55:39,276 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-09-29 13:55:39,277 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-09-29 13:55:39,277 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-09-29 13:55:39,277 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-09-29 13:55:39,277 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-09-29 13:55:39,278 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-09-29 13:55:39,278 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-09-29 13:55:39,278 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-09-29 13:55:39,278 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-09-29 13:55:39,278 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-09-29 13:55:39,279 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-09-29 13:55:39,279 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-09-29 13:55:39,279 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-09-29 13:55:39,279 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-09-29 13:55:39,280 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-09-29 13:55:39,280 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-09-29 13:55:39,280 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-09-29 13:55:39,282 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 13:55:39,757 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-29 13:55:39,758 INFO L298 CfgBuilder]: Removed 41 assume(true) statements. [2020-09-29 13:55:39,764 INFO L202 PluginConnector]: Adding new model example2_N=41.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 01:55:39 BoogieIcfgContainer [2020-09-29 13:55:39,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-29 13:55:39,765 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-29 13:55:39,765 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-29 13:55:39,769 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-29 13:55:39,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 01:55:38" (1/2) ... [2020-09-29 13:55:39,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@622d8cbc and model type example2_N=41.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.09 01:55:39, skipping insertion in model container [2020-09-29 13:55:39,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 01:55:39" (2/2) ... [2020-09-29 13:55:39,773 INFO L109 eAbstractionObserver]: Analyzing ICFG example2_N=41.bpl [2020-09-29 13:55:39,784 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-29 13:55:39,784 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-29 13:55:39,794 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-29 13:55:39,795 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-29 13:55:40,596 INFO L251 AbstractCegarLoop]: Starting to check reachability of 42 error locations. [2020-09-29 13:55:40,624 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-29 13:55:40,625 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-29 13:55:40,625 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-29 13:55:40,625 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-29 13:55:40,625 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-29 13:55:40,626 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-29 13:55:40,626 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-29 13:55:40,626 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-29 13:55:40,650 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 292 places, 209 transitions, 746 flow Received shutdown request... [2020-09-29 14:08:40,637 WARN L544 AbstractCegarLoop]: Verification canceled [2020-09-29 14:08:40,646 WARN L228 ceAbstractionStarter]: Timeout [2020-09-29 14:08:40,647 INFO L202 PluginConnector]: Adding new model example2_N=41.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.09 02:08:40 BasicIcfg [2020-09-29 14:08:40,647 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-29 14:08:40,651 INFO L168 Benchmark]: Toolchain (without parser) took 781647.88 ms. Allocated memory was 248.0 MB in the beginning and 10.6 GB in the end (delta: 10.3 GB). Free memory was 219.3 MB in the beginning and 2.8 GB in the end (delta: -2.6 GB). Peak memory consumption was 9.5 GB. Max. memory is 14.2 GB. [2020-09-29 14:08:40,652 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.48 ms. Allocated memory is still 248.0 MB. Free memory is still 221.8 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-09-29 14:08:40,653 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.05 ms. Allocated memory is still 248.0 MB. Free memory was 219.3 MB in the beginning and 216.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-09-29 14:08:40,654 INFO L168 Benchmark]: Boogie Preprocessor took 100.97 ms. Allocated memory is still 248.0 MB. Free memory was 216.8 MB in the beginning and 214.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-09-29 14:08:40,655 INFO L168 Benchmark]: RCFGBuilder took 598.86 ms. Allocated memory is still 248.0 MB. Free memory was 214.3 MB in the beginning and 181.6 MB in the end (delta: 32.7 MB). Peak memory consumption was 32.7 MB. Max. memory is 14.2 GB. [2020-09-29 14:08:40,656 INFO L168 Benchmark]: TraceAbstraction took 780882.04 ms. Allocated memory was 248.0 MB in the beginning and 10.6 GB in the end (delta: 10.3 GB). Free memory was 181.6 MB in the beginning and 2.8 GB in the end (delta: -2.6 GB). Peak memory consumption was 9.5 GB. Max. memory is 14.2 GB. [2020-09-29 14:08:40,667 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 0.48 ms. Allocated memory is still 248.0 MB. Free memory is still 221.8 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 56.05 ms. Allocated memory is still 248.0 MB. Free memory was 219.3 MB in the beginning and 216.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 100.97 ms. Allocated memory is still 248.0 MB. Free memory was 216.8 MB in the beginning and 214.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 598.86 ms. Allocated memory is still 248.0 MB. Free memory was 214.3 MB in the beginning and 181.6 MB in the end (delta: 32.7 MB). Peak memory consumption was 32.7 MB. Max. memory is 14.2 GB. * TraceAbstraction took 780882.04 ms. Allocated memory was 248.0 MB in the beginning and 10.6 GB in the end (delta: 10.3 GB). Free memory was 181.6 MB in the beginning and 2.8 GB in the end (delta: -2.6 GB). Peak memory consumption was 9.5 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 92). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 292 places, 209 transitions, 746 flow. Already constructed 804972 states. Currently 307472 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 169 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 780.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 780.0s, 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