/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=18.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-11af1e5 [2020-10-08 15:01:59,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-08 15:01:59,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-08 15:01:59,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-08 15:01:59,414 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-08 15:01:59,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-08 15:01:59,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-08 15:01:59,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-08 15:01:59,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-08 15:01:59,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-08 15:01:59,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-08 15:01:59,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-08 15:01:59,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-08 15:01:59,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-08 15:01:59,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-08 15:01:59,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-08 15:01:59,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-08 15:01:59,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-08 15:01:59,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-08 15:01:59,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-08 15:01:59,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-08 15:01:59,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-08 15:01:59,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-08 15:01:59,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-08 15:01:59,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-08 15:01:59,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-08 15:01:59,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-08 15:01:59,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-08 15:01:59,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-08 15:01:59,473 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-08 15:01:59,473 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-08 15:01:59,474 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-08 15:01:59,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-08 15:01:59,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-08 15:01:59,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-08 15:01:59,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-08 15:01:59,480 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-08 15:01:59,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-08 15:01:59,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-08 15:01:59,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-08 15:01:59,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-08 15:01:59,487 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/VMCAI2021_FA.epf [2020-10-08 15:01:59,528 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-08 15:01:59,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-08 15:01:59,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-08 15:01:59,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-08 15:01:59,530 INFO L138 SettingsManager]: * Use SBE=true [2020-10-08 15:01:59,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-08 15:01:59,531 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-08 15:01:59,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-08 15:01:59,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-08 15:01:59,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-08 15:01:59,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-08 15:01:59,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-08 15:01:59,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-08 15:01:59,533 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-08 15:01:59,533 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-08 15:01:59,533 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-08 15:01:59,533 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-08 15:01:59,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-08 15:01:59,534 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-08 15:01:59,534 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-08 15:01:59,534 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-08 15:01:59,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-08 15:01:59,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-08 15:01:59,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-08 15:01:59,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-08 15:01:59,536 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-10-08 15:01:59,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-08 15:01:59,536 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-10-08 15:01:59,536 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-08 15:01:59,537 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-08 15:01:59,840 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-08 15:01:59,851 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-08 15:01:59,855 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-08 15:01:59,856 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-10-08 15:01:59,856 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-10-08 15:01:59,857 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=18.bpl [2020-10-08 15:01:59,857 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=18.bpl' [2020-10-08 15:01:59,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-08 15:01:59,906 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-08 15:01:59,907 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-08 15:01:59,907 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-08 15:01:59,907 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-08 15:01:59,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:01:59" (1/1) ... [2020-10-08 15:01:59,933 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:01:59" (1/1) ... [2020-10-08 15:01:59,941 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-08 15:01:59,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-08 15:01:59,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-08 15:01:59,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-08 15:01:59,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:01:59" (1/1) ... [2020-10-08 15:01:59,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:01:59" (1/1) ... [2020-10-08 15:01:59,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:01:59" (1/1) ... [2020-10-08 15:01:59,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:01:59" (1/1) ... [2020-10-08 15:01:59,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:01:59" (1/1) ... [2020-10-08 15:01:59,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:01:59" (1/1) ... [2020-10-08 15:01:59,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:01:59" (1/1) ... [2020-10-08 15:01:59,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-08 15:01:59,973 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-08 15:01:59,973 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-08 15:01:59,973 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-08 15:01:59,974 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:01:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-08 15:02:00,046 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-10-08 15:02:00,046 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-10-08 15:02:00,048 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-10-08 15:02:00,048 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-10-08 15:02:00,048 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-10-08 15:02:00,049 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-10-08 15:02:00,049 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-10-08 15:02:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-08 15:02:00,049 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-08 15:02:00,050 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-10-08 15:02:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-08 15:02:00,050 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-08 15:02:00,050 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-10-08 15:02:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-10-08 15:02:00,050 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-10-08 15:02:00,051 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-10-08 15:02:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-10-08 15:02:00,051 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-10-08 15:02:00,051 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-10-08 15:02:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-10-08 15:02:00,052 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-10-08 15:02:00,052 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-10-08 15:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-10-08 15:02:00,053 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-10-08 15:02:00,054 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-10-08 15:02:00,054 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-10-08 15:02:00,055 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-10-08 15:02:00,056 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-10-08 15:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-10-08 15:02:00,056 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-10-08 15:02:00,056 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-10-08 15:02:00,057 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-10-08 15:02:00,057 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-10-08 15:02:00,057 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-10-08 15:02:00,058 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-10-08 15:02:00,058 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-10-08 15:02:00,058 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-10-08 15:02:00,058 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-10-08 15:02:00,058 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-10-08 15:02:00,059 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-10-08 15:02:00,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-08 15:02:00,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-08 15:02:00,059 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-10-08 15:02:00,059 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-10-08 15:02:00,060 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-10-08 15:02:00,060 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-10-08 15:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-10-08 15:02:00,060 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-10-08 15:02:00,061 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-10-08 15:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-10-08 15:02:00,061 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-10-08 15:02:00,062 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-10-08 15:02:00,062 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-10-08 15:02:00,062 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-10-08 15:02:00,062 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-10-08 15:02:00,062 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-10-08 15:02:00,063 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-10-08 15:02:00,064 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-08 15:02:00,350 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-08 15:02:00,350 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-10-08 15:02:00,352 INFO L202 PluginConnector]: Adding new model example2_N=18.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 03:02:00 BoogieIcfgContainer [2020-10-08 15:02:00,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-08 15:02:00,354 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-08 15:02:00,354 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-08 15:02:00,357 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-08 15:02:00,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:01:59" (1/2) ... [2020-10-08 15:02:00,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@587c0b21 and model type example2_N=18.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 03:02:00, skipping insertion in model container [2020-10-08 15:02:00,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=18.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 03:02:00" (2/2) ... [2020-10-08 15:02:00,360 INFO L111 eAbstractionObserver]: Analyzing ICFG example2_N=18.bpl [2020-10-08 15:02:00,370 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-08 15:02:00,371 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-08 15:02:00,378 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-08 15:02:00,379 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-08 15:02:00,655 INFO L253 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2020-10-08 15:02:00,676 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-08 15:02:00,676 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-08 15:02:00,677 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-08 15:02:00,677 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-08 15:02:00,677 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-08 15:02:00,677 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-08 15:02:00,677 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-08 15:02:00,677 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-08 15:02:00,697 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 149 places, 112 transitions, 368 flow Received shutdown request... [2020-10-08 15:15:34,902 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-08 15:15:34,908 WARN L235 ceAbstractionStarter]: Timeout [2020-10-08 15:15:34,909 INFO L202 PluginConnector]: Adding new model example2_N=18.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.10 03:15:34 BasicIcfg [2020-10-08 15:15:34,909 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-08 15:15:34,913 INFO L168 Benchmark]: Toolchain (without parser) took 815005.22 ms. Allocated memory was 248.5 MB in the beginning and 6.7 GB in the end (delta: 6.4 GB). Free memory was 224.9 MB in the beginning and 2.6 GB in the end (delta: -2.4 GB). Peak memory consumption was 6.1 GB. Max. memory is 14.2 GB. [2020-10-08 15:15:34,914 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 248.5 MB. Free memory is still 224.9 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-08 15:15:34,917 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.06 ms. Allocated memory is still 248.5 MB. Free memory was 224.9 MB in the beginning and 222.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-08 15:15:34,918 INFO L168 Benchmark]: Boogie Preprocessor took 30.06 ms. Allocated memory is still 248.5 MB. Free memory was 222.4 MB in the beginning and 219.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-08 15:15:34,919 INFO L168 Benchmark]: RCFGBuilder took 379.88 ms. Allocated memory is still 248.5 MB. Free memory was 219.9 MB in the beginning and 197.1 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 14.2 GB. [2020-10-08 15:15:34,922 INFO L168 Benchmark]: TraceAbstraction took 814555.83 ms. Allocated memory was 248.5 MB in the beginning and 6.7 GB in the end (delta: 6.4 GB). Free memory was 197.1 MB in the beginning and 2.6 GB in the end (delta: -2.4 GB). Peak memory consumption was 6.1 GB. Max. memory is 14.2 GB. [2020-10-08 15:15:34,927 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 0.19 ms. Allocated memory is still 248.5 MB. Free memory is still 224.9 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 35.06 ms. Allocated memory is still 248.5 MB. Free memory was 224.9 MB in the beginning and 222.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 30.06 ms. Allocated memory is still 248.5 MB. Free memory was 222.4 MB in the beginning and 219.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 379.88 ms. Allocated memory is still 248.5 MB. Free memory was 219.9 MB in the beginning and 197.1 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 14.2 GB. * TraceAbstraction took 814555.83 ms. Allocated memory was 248.5 MB in the beginning and 6.7 GB in the end (delta: 6.4 GB). Free memory was 197.1 MB in the beginning and 2.6 GB in the end (delta: -2.4 GB). Peak memory consumption was 6.1 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 46]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 46). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 149 places, 112 transitions, 368 flow. Already constructed 754846 states. Currently 377426 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 19 procedures, 95 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 814.2s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 814.2s, 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