/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=52.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b665a9c [2020-09-29 12:55:55,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-29 12:55:55,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-29 12:55:55,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-29 12:55:55,457 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-29 12:55:55,469 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-29 12:55:55,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-29 12:55:55,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-29 12:55:55,476 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-29 12:55:55,477 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-29 12:55:55,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-29 12:55:55,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-29 12:55:55,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-29 12:55:55,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-29 12:55:55,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-29 12:55:55,484 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-29 12:55:55,485 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-29 12:55:55,486 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-29 12:55:55,487 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-29 12:55:55,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-29 12:55:55,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-29 12:55:55,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-29 12:55:55,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-29 12:55:55,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-29 12:55:55,499 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-29 12:55:55,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-29 12:55:55,499 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-29 12:55:55,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-29 12:55:55,501 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-29 12:55:55,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-29 12:55:55,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-29 12:55:55,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-29 12:55:55,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-29 12:55:55,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-29 12:55:55,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-29 12:55:55,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-29 12:55:55,510 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-29 12:55:55,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-29 12:55:55,511 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-29 12:55:55,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-29 12:55:55,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-29 12:55:55,514 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 [2020-09-29 12:55:55,539 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-29 12:55:55,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-29 12:55:55,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-29 12:55:55,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-29 12:55:55,541 INFO L138 SettingsManager]: * Use SBE=true [2020-09-29 12:55:55,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-29 12:55:55,542 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-29 12:55:55,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-29 12:55:55,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-29 12:55:55,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-29 12:55:55,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-29 12:55:55,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-29 12:55:55,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-29 12:55:55,543 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-29 12:55:55,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-29 12:55:55,544 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-29 12:55:55,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-29 12:55:55,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-29 12:55:55,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-29 12:55:55,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-29 12:55:55,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-29 12:55:55,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-29 12:55:55,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-29 12:55:55,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-29 12:55:55,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-29 12:55:55,546 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-29 12:55:55,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-29 12:55:55,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-29 12:55:55,546 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-29 12:55:55,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-29 12:55:56,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-29 12:55:56,028 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-29 12:55:56,032 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-29 12:55:56,034 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-09-29 12:55:56,034 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-09-29 12:55:56,035 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=52.bpl [2020-09-29 12:55:56,036 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=52.bpl' [2020-09-29 12:55:56,110 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-29 12:55:56,117 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-29 12:55:56,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-29 12:55:56,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-29 12:55:56,118 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-29 12:55:56,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=52.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:55:56" (1/1) ... [2020-09-29 12:55:56,154 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=52.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:55:56" (1/1) ... [2020-09-29 12:55:56,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-29 12:55:56,172 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-29 12:55:56,172 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-29 12:55:56,172 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-29 12:55:56,186 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=52.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:55:56" (1/1) ... [2020-09-29 12:55:56,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=52.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:55:56" (1/1) ... [2020-09-29 12:55:56,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=52.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:55:56" (1/1) ... [2020-09-29 12:55:56,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=52.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:55:56" (1/1) ... [2020-09-29 12:55:56,208 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=52.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:55:56" (1/1) ... [2020-09-29 12:55:56,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=52.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:55:56" (1/1) ... [2020-09-29 12:55:56,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=52.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:55:56" (1/1) ... [2020-09-29 12:55:56,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-29 12:55:56,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-29 12:55:56,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-29 12:55:56,247 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-29 12:55:56,250 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=52.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:55:56" (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 12:55:56,349 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-09-29 12:55:56,350 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-09-29 12:55:56,351 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-09-29 12:55:56,352 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-09-29 12:55:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-09-29 12:55:56,352 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-09-29 12:55:56,353 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-09-29 12:55:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-09-29 12:55:56,353 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-09-29 12:55:56,353 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-09-29 12:55:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-09-29 12:55:56,354 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-09-29 12:55:56,354 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-09-29 12:55:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-09-29 12:55:56,354 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-09-29 12:55:56,355 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-09-29 12:55:56,355 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-09-29 12:55:56,356 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-09-29 12:55:56,356 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-09-29 12:55:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-09-29 12:55:56,356 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-09-29 12:55:56,357 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-09-29 12:55:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-09-29 12:55:56,357 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-09-29 12:55:56,365 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-09-29 12:55:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-09-29 12:55:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-09-29 12:55:56,368 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-09-29 12:55:56,368 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-09-29 12:55:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-09-29 12:55:56,369 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-09-29 12:55:56,369 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-09-29 12:55:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-09-29 12:55:56,370 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-09-29 12:55:56,371 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-09-29 12:55:56,371 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-09-29 12:55:56,371 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-09-29 12:55:56,371 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-09-29 12:55:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-09-29 12:55:56,372 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-09-29 12:55:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-09-29 12:55:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-09-29 12:55:56,373 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-09-29 12:55:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-09-29 12:55:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-09-29 12:55:56,374 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-09-29 12:55:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-09-29 12:55:56,375 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-09-29 12:55:56,375 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-09-29 12:55:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-09-29 12:55:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-09-29 12:55:56,376 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-09-29 12:55:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-09-29 12:55:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-09-29 12:55:56,377 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-09-29 12:55:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-09-29 12:55:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-09-29 12:55:56,378 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-09-29 12:55:56,378 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-09-29 12:55:56,378 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-09-29 12:55:56,378 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-09-29 12:55:56,379 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-09-29 12:55:56,379 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-09-29 12:55:56,379 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-09-29 12:55:56,379 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-09-29 12:55:56,380 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-09-29 12:55:56,381 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-09-29 12:55:56,381 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-09-29 12:55:56,381 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-09-29 12:55:56,381 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-09-29 12:55:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-09-29 12:55:56,382 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-09-29 12:55:56,382 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-09-29 12:55:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-09-29 12:55:56,382 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-09-29 12:55:56,383 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-09-29 12:55:56,383 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-09-29 12:55:56,383 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-09-29 12:55:56,383 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-09-29 12:55:56,383 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-09-29 12:55:56,383 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-09-29 12:55:56,384 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-09-29 12:55:56,384 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-09-29 12:55:56,384 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-09-29 12:55:56,385 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-09-29 12:55:56,386 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-09-29 12:55:56,386 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-09-29 12:55:56,386 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-09-29 12:55:56,386 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-09-29 12:55:56,386 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-09-29 12:55:56,387 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-09-29 12:55:56,387 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-09-29 12:55:56,387 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-09-29 12:55:56,387 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread47 given in one single declaration [2020-09-29 12:55:56,388 INFO L130 BoogieDeclarations]: Found specification of procedure thread47 [2020-09-29 12:55:56,388 INFO L138 BoogieDeclarations]: Found implementation of procedure thread47 [2020-09-29 12:55:56,388 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread46 given in one single declaration [2020-09-29 12:55:56,388 INFO L130 BoogieDeclarations]: Found specification of procedure thread46 [2020-09-29 12:55:56,388 INFO L138 BoogieDeclarations]: Found implementation of procedure thread46 [2020-09-29 12:55:56,389 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread49 given in one single declaration [2020-09-29 12:55:56,389 INFO L130 BoogieDeclarations]: Found specification of procedure thread49 [2020-09-29 12:55:56,389 INFO L138 BoogieDeclarations]: Found implementation of procedure thread49 [2020-09-29 12:55:56,389 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread48 given in one single declaration [2020-09-29 12:55:56,389 INFO L130 BoogieDeclarations]: Found specification of procedure thread48 [2020-09-29 12:55:56,390 INFO L138 BoogieDeclarations]: Found implementation of procedure thread48 [2020-09-29 12:55:56,390 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread43 given in one single declaration [2020-09-29 12:55:56,390 INFO L130 BoogieDeclarations]: Found specification of procedure thread43 [2020-09-29 12:55:56,390 INFO L138 BoogieDeclarations]: Found implementation of procedure thread43 [2020-09-29 12:55:56,392 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread42 given in one single declaration [2020-09-29 12:55:56,392 INFO L130 BoogieDeclarations]: Found specification of procedure thread42 [2020-09-29 12:55:56,395 INFO L138 BoogieDeclarations]: Found implementation of procedure thread42 [2020-09-29 12:55:56,396 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread45 given in one single declaration [2020-09-29 12:55:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure thread45 [2020-09-29 12:55:56,396 INFO L138 BoogieDeclarations]: Found implementation of procedure thread45 [2020-09-29 12:55:56,396 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread44 given in one single declaration [2020-09-29 12:55:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure thread44 [2020-09-29 12:55:56,397 INFO L138 BoogieDeclarations]: Found implementation of procedure thread44 [2020-09-29 12:55:56,397 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-09-29 12:55:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-09-29 12:55:56,397 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-09-29 12:55:56,398 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-09-29 12:55:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-09-29 12:55:56,398 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-09-29 12:55:56,398 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-09-29 12:55:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-09-29 12:55:56,398 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-09-29 12:55:56,399 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread50 given in one single declaration [2020-09-29 12:55:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure thread50 [2020-09-29 12:55:56,399 INFO L138 BoogieDeclarations]: Found implementation of procedure thread50 [2020-09-29 12:55:56,400 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread52 given in one single declaration [2020-09-29 12:55:56,400 INFO L130 BoogieDeclarations]: Found specification of procedure thread52 [2020-09-29 12:55:56,401 INFO L138 BoogieDeclarations]: Found implementation of procedure thread52 [2020-09-29 12:55:56,401 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread51 given in one single declaration [2020-09-29 12:55:56,401 INFO L130 BoogieDeclarations]: Found specification of procedure thread51 [2020-09-29 12:55:56,402 INFO L138 BoogieDeclarations]: Found implementation of procedure thread51 [2020-09-29 12:55:56,403 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-09-29 12:55:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-09-29 12:55:56,403 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-09-29 12:55:56,403 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-09-29 12:55:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-09-29 12:55:56,404 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-09-29 12:55:56,404 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-09-29 12:55:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-29 12:55:56,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-29 12:55:56,405 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-09-29 12:55:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-09-29 12:55:56,406 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-09-29 12:55:56,407 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-09-29 12:55:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-09-29 12:55:56,408 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-09-29 12:55:56,409 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-09-29 12:55:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-09-29 12:55:56,414 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-09-29 12:55:56,414 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-09-29 12:55:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-09-29 12:55:56,420 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-09-29 12:55:56,420 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-09-29 12:55:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-09-29 12:55:56,422 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-09-29 12:55:56,424 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 12:55:56,921 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-29 12:55:56,921 INFO L298 CfgBuilder]: Removed 52 assume(true) statements. [2020-09-29 12:55:56,928 INFO L202 PluginConnector]: Adding new model example2_N=52.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 12:55:56 BoogieIcfgContainer [2020-09-29 12:55:56,928 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-29 12:55:56,929 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-29 12:55:56,930 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-29 12:55:56,937 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-29 12:55:56,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=52.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:55:56" (1/2) ... [2020-09-29 12:55:56,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b6ac871 and model type example2_N=52.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.09 12:55:56, skipping insertion in model container [2020-09-29 12:55:56,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=52.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 12:55:56" (2/2) ... [2020-09-29 12:55:56,941 INFO L109 eAbstractionObserver]: Analyzing ICFG example2_N=52.bpl [2020-09-29 12:55:56,953 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-29 12:55:56,953 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-29 12:55:56,963 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-29 12:55:56,965 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-29 12:55:58,172 INFO L251 AbstractCegarLoop]: Starting to check reachability of 53 error locations. [2020-09-29 12:55:58,205 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-29 12:55:58,206 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-29 12:55:58,206 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-29 12:55:58,206 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-29 12:55:58,206 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-29 12:55:58,206 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-29 12:55:58,207 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-29 12:55:58,207 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-29 12:55:58,253 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 369 places, 264 transitions, 944 flow [2020-09-29 12:55:58,255 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 369 places, 264 transitions, 944 flow [2020-09-29 12:55:58,431 INFO L129 PetriNetUnfolder]: 52/212 cut-off events. [2020-09-29 12:55:58,431 INFO L130 PetriNetUnfolder]: For 52/52 co-relation queries the response was YES. [2020-09-29 12:55:58,448 INFO L80 FinitePrefix]: Finished finitePrefix Result has 421 conditions, 212 events. 52/212 cut-off events. For 52/52 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 161 event pairs, 0 based on Foata normal form. 0/159 useless extension candidates. Maximal degree in co-relation 257. Up to 2 conditions per place. [2020-09-29 12:55:58,469 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 369 places, 264 transitions, 944 flow [2020-09-29 12:55:58,584 INFO L129 PetriNetUnfolder]: 52/212 cut-off events. [2020-09-29 12:55:58,585 INFO L130 PetriNetUnfolder]: For 52/52 co-relation queries the response was YES. [2020-09-29 12:55:58,590 INFO L80 FinitePrefix]: Finished finitePrefix Result has 421 conditions, 212 events. 52/212 cut-off events. For 52/52 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 161 event pairs, 0 based on Foata normal form. 0/159 useless extension candidates. Maximal degree in co-relation 257. Up to 2 conditions per place. [2020-09-29 12:55:58,612 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 21216 [2020-09-29 12:55:58,613 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-29 12:55:58,871 INFO L206 etLargeBlockEncoding]: Checked pairs total: 0 [2020-09-29 12:55:58,871 INFO L214 etLargeBlockEncoding]: Total number of compositions: 1 [2020-09-29 12:55:58,876 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 368 places, 263 transitions, 942 flow Received shutdown request... [2020-09-29 13:08:49,731 WARN L544 AbstractCegarLoop]: Verification canceled [2020-09-29 13:08:49,736 WARN L228 ceAbstractionStarter]: Timeout [2020-09-29 13:08:49,736 INFO L202 PluginConnector]: Adding new model example2_N=52.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.09 01:08:49 BasicIcfg [2020-09-29 13:08:49,736 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-29 13:08:49,742 INFO L168 Benchmark]: Toolchain (without parser) took 773627.10 ms. Allocated memory was 251.1 MB in the beginning and 10.4 GB in the end (delta: 10.1 GB). Free memory was 225.8 MB in the beginning and 3.0 GB in the end (delta: -2.7 GB). Peak memory consumption was 9.2 GB. Max. memory is 14.2 GB. [2020-09-29 13:08:49,742 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 251.1 MB. Free memory is still 228.3 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-09-29 13:08:49,745 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.80 ms. Allocated memory is still 251.1 MB. Free memory was 225.0 MB in the beginning and 223.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 14.2 GB. [2020-09-29 13:08:49,746 INFO L168 Benchmark]: Boogie Preprocessor took 74.39 ms. Allocated memory is still 251.1 MB. Free memory was 223.2 MB in the beginning and 220.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-09-29 13:08:49,747 INFO L168 Benchmark]: RCFGBuilder took 682.04 ms. Allocated memory is still 251.1 MB. Free memory was 220.7 MB in the beginning and 181.1 MB in the end (delta: 39.6 MB). Peak memory consumption was 39.6 MB. Max. memory is 14.2 GB. [2020-09-29 13:08:49,749 INFO L168 Benchmark]: TraceAbstraction took 772807.05 ms. Allocated memory was 251.1 MB in the beginning and 10.4 GB in the end (delta: 10.1 GB). Free memory was 181.1 MB in the beginning and 3.0 GB in the end (delta: -2.8 GB). Peak memory consumption was 9.2 GB. Max. memory is 14.2 GB. [2020-09-29 13:08:49,760 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 251.1 MB. Free memory is still 228.3 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 53.80 ms. Allocated memory is still 251.1 MB. Free memory was 225.0 MB in the beginning and 223.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 74.39 ms. Allocated memory is still 251.1 MB. Free memory was 223.2 MB in the beginning and 220.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 682.04 ms. Allocated memory is still 251.1 MB. Free memory was 220.7 MB in the beginning and 181.1 MB in the end (delta: 39.6 MB). Peak memory consumption was 39.6 MB. Max. memory is 14.2 GB. * TraceAbstraction took 772807.05 ms. Allocated memory was 251.1 MB in the beginning and 10.4 GB in the end (delta: 10.1 GB). Free memory was 181.1 MB in the beginning and 3.0 GB in the end (delta: -2.8 GB). Peak memory consumption was 9.2 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 0.6s, 369 ProgramPointsBefore, 368 ProgramPointsAfterwards, 264 TransitionsBefore, 263 TransitionsAfterwards, 21216 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 VarBasedMoverChecksPositive, 0 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 0 CheckedPairsTotal, 1 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 114]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 114). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 368 places, 263 transitions, 942 flow. Already constructed 738372 states. Currently 282034 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 53 procedures, 213 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 771.5s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 771.5s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown