/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=37.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-11af1e5 [2020-10-08 15:35:47,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-08 15:35:47,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-08 15:35:47,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-08 15:35:47,949 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-08 15:35:47,950 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-08 15:35:47,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-08 15:35:47,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-08 15:35:47,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-08 15:35:47,955 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-08 15:35:47,959 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-08 15:35:47,960 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-08 15:35:47,961 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-08 15:35:47,965 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-08 15:35:47,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-08 15:35:47,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-08 15:35:47,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-08 15:35:47,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-08 15:35:47,970 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-08 15:35:47,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-08 15:35:47,974 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-08 15:35:47,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-08 15:35:47,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-08 15:35:47,979 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-08 15:35:47,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-08 15:35:47,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-08 15:35:47,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-08 15:35:47,986 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-08 15:35:47,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-08 15:35:47,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-08 15:35:47,988 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-08 15:35:47,989 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-08 15:35:47,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-08 15:35:47,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-08 15:35:47,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-08 15:35:47,993 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-08 15:35:47,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-08 15:35:47,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-08 15:35:47,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-08 15:35:47,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-08 15:35:47,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-08 15:35:47,997 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 15:35:48,049 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-08 15:35:48,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-08 15:35:48,052 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-08 15:35:48,053 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-08 15:35:48,053 INFO L138 SettingsManager]: * Use SBE=true [2020-10-08 15:35:48,053 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-08 15:35:48,053 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-08 15:35:48,053 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-08 15:35:48,054 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-08 15:35:48,054 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-08 15:35:48,054 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-08 15:35:48,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-08 15:35:48,054 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-08 15:35:48,054 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-08 15:35:48,055 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-08 15:35:48,055 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-08 15:35:48,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-08 15:35:48,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-08 15:35:48,056 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-08 15:35:48,057 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-08 15:35:48,057 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-08 15:35:48,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-08 15:35:48,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-08 15:35:48,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-08 15:35:48,058 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-08 15:35:48,058 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-10-08 15:35:48,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-08 15:35:48,058 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-10-08 15:35:48,058 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-08 15:35:48,058 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-08 15:35:48,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-08 15:35:48,385 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-08 15:35:48,389 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-08 15:35:48,390 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-10-08 15:35:48,391 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-10-08 15:35:48,391 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=37.bpl [2020-10-08 15:35:48,392 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=37.bpl' [2020-10-08 15:35:48,445 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-08 15:35:48,447 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-08 15:35:48,448 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-08 15:35:48,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-08 15:35:48,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-08 15:35:48,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:48" (1/1) ... [2020-10-08 15:35:48,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:48" (1/1) ... [2020-10-08 15:35:48,487 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-08 15:35:48,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-08 15:35:48,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-08 15:35:48,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-08 15:35:48,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:48" (1/1) ... [2020-10-08 15:35:48,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:48" (1/1) ... [2020-10-08 15:35:48,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:48" (1/1) ... [2020-10-08 15:35:48,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:48" (1/1) ... [2020-10-08 15:35:48,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:48" (1/1) ... [2020-10-08 15:35:48,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:48" (1/1) ... [2020-10-08 15:35:48,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:48" (1/1) ... [2020-10-08 15:35:48,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-08 15:35:48,538 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-08 15:35:48,538 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-08 15:35:48,538 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-08 15:35:48,539 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:48" (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 15:35:48,615 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-10-08 15:35:48,616 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-10-08 15:35:48,617 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-10-08 15:35:48,618 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-10-08 15:35:48,618 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-10-08 15:35:48,618 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-10-08 15:35:48,618 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-10-08 15:35:48,619 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-10-08 15:35:48,619 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-10-08 15:35:48,619 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-10-08 15:35:48,619 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-10-08 15:35:48,619 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-10-08 15:35:48,620 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-10-08 15:35:48,620 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-10-08 15:35:48,620 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-10-08 15:35:48,621 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-10-08 15:35:48,621 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-10-08 15:35:48,621 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-10-08 15:35:48,621 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-10-08 15:35:48,622 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-10-08 15:35:48,622 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-10-08 15:35:48,622 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-10-08 15:35:48,623 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-10-08 15:35:48,623 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-10-08 15:35:48,629 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-10-08 15:35:48,630 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-10-08 15:35:48,631 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-10-08 15:35:48,632 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-10-08 15:35:48,632 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-10-08 15:35:48,633 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-10-08 15:35:48,633 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-10-08 15:35:48,633 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-10-08 15:35:48,634 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-10-08 15:35:48,634 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-10-08 15:35:48,635 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-10-08 15:35:48,635 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-10-08 15:35:48,635 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-10-08 15:35:48,635 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-10-08 15:35:48,636 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-10-08 15:35:48,636 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-10-08 15:35:48,636 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-08 15:35:48,636 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-08 15:35:48,637 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-10-08 15:35:48,637 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-08 15:35:48,637 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-08 15:35:48,637 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-10-08 15:35:48,638 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-10-08 15:35:48,638 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-10-08 15:35:48,638 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-10-08 15:35:48,638 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-10-08 15:35:48,639 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-10-08 15:35:48,639 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-10-08 15:35:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-10-08 15:35:48,639 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-10-08 15:35:48,639 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-10-08 15:35:48,640 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-10-08 15:35:48,640 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-10-08 15:35:48,640 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-10-08 15:35:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-10-08 15:35:48,641 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-10-08 15:35:48,641 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-10-08 15:35:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-10-08 15:35:48,642 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-10-08 15:35:48,642 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-10-08 15:35:48,642 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-10-08 15:35:48,643 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-10-08 15:35:48,643 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-10-08 15:35:48,643 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-10-08 15:35:48,643 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-10-08 15:35:48,644 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-10-08 15:35:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-10-08 15:35:48,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-10-08 15:35:48,644 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-10-08 15:35:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-10-08 15:35:48,645 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-10-08 15:35:48,645 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-10-08 15:35:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-10-08 15:35:48,645 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-10-08 15:35:48,645 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-10-08 15:35:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-10-08 15:35:48,646 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-10-08 15:35:48,646 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-10-08 15:35:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-08 15:35:48,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-08 15:35:48,647 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-10-08 15:35:48,648 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-10-08 15:35:48,648 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-10-08 15:35:48,648 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-10-08 15:35:48,648 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-10-08 15:35:48,648 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-10-08 15:35:48,648 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-10-08 15:35:48,649 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-10-08 15:35:48,649 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-10-08 15:35:48,649 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-10-08 15:35:48,649 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-10-08 15:35:48,649 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-10-08 15:35:48,649 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-10-08 15:35:48,650 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-10-08 15:35:48,650 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-10-08 15:35:48,650 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-10-08 15:35:48,650 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-10-08 15:35:48,650 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-10-08 15:35:48,650 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-10-08 15:35:48,651 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-10-08 15:35:48,651 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-10-08 15:35:48,651 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-10-08 15:35:48,651 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-10-08 15:35:48,651 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-10-08 15:35:48,653 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-10-08 15:35:48,653 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-10-08 15:35:48,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-10-08 15:35:48,656 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-10-08 15:35:48,656 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-10-08 15:35:48,656 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-10-08 15:35:48,658 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 15:35:49,166 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-08 15:35:49,166 INFO L298 CfgBuilder]: Removed 37 assume(true) statements. [2020-10-08 15:35:49,169 INFO L202 PluginConnector]: Adding new model example2_N=37.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 03:35:49 BoogieIcfgContainer [2020-10-08 15:35:49,169 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-08 15:35:49,171 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-08 15:35:49,171 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-08 15:35:49,175 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-08 15:35:49,175 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:35:48" (1/2) ... [2020-10-08 15:35:49,176 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cb0951e and model type example2_N=37.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 03:35:49, skipping insertion in model container [2020-10-08 15:35:49,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=37.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 03:35:49" (2/2) ... [2020-10-08 15:35:49,178 INFO L111 eAbstractionObserver]: Analyzing ICFG example2_N=37.bpl [2020-10-08 15:35:49,186 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-08 15:35:49,186 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-08 15:35:49,194 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-08 15:35:49,198 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-08 15:35:50,034 INFO L253 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2020-10-08 15:35:50,054 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-08 15:35:50,054 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-08 15:35:50,054 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-08 15:35:50,054 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-08 15:35:50,055 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-08 15:35:50,055 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-08 15:35:50,055 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-08 15:35:50,055 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-08 15:35:50,076 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 301 places, 226 transitions, 748 flow Received shutdown request... [2020-10-08 15:49:16,689 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-08 15:49:16,693 WARN L235 ceAbstractionStarter]: Timeout [2020-10-08 15:49:16,694 INFO L202 PluginConnector]: Adding new model example2_N=37.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.10 03:49:16 BasicIcfg [2020-10-08 15:49:16,694 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-08 15:49:16,697 INFO L168 Benchmark]: Toolchain (without parser) took 808249.14 ms. Allocated memory was 252.7 MB in the beginning and 8.3 GB in the end (delta: 8.0 GB). Free memory was 226.6 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 7.1 GB. Max. memory is 14.2 GB. [2020-10-08 15:49:16,698 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 252.7 MB. Free memory is still 229.1 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-08 15:49:16,699 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.20 ms. Allocated memory is still 252.7 MB. Free memory was 226.6 MB in the beginning and 224.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-08 15:49:16,699 INFO L168 Benchmark]: Boogie Preprocessor took 49.91 ms. Allocated memory is still 252.7 MB. Free memory is still 224.1 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-08 15:49:16,700 INFO L168 Benchmark]: RCFGBuilder took 631.42 ms. Allocated memory is still 252.7 MB. Free memory was 224.1 MB in the beginning and 188.7 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 14.2 GB. [2020-10-08 15:49:16,702 INFO L168 Benchmark]: TraceAbstraction took 807523.00 ms. Allocated memory was 252.7 MB in the beginning and 8.3 GB in the end (delta: 8.0 GB). Free memory was 188.7 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 7.1 GB. Max. memory is 14.2 GB. [2020-10-08 15:49:16,706 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 252.7 MB. Free memory is still 229.1 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 39.20 ms. Allocated memory is still 252.7 MB. Free memory was 226.6 MB in the beginning and 224.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 49.91 ms. Allocated memory is still 252.7 MB. Free memory is still 224.1 MB. There was no memory consumed. Max. memory is 14.2 GB. * RCFGBuilder took 631.42 ms. Allocated memory is still 252.7 MB. Free memory was 224.1 MB in the beginning and 188.7 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 14.2 GB. * TraceAbstraction took 807523.00 ms. Allocated memory was 252.7 MB in the beginning and 8.3 GB in the end (delta: 8.0 GB). Free memory was 188.7 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 7.1 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 84]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 84). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 301 places, 226 transitions, 748 flow. Already constructed 895871 states. Currently 447938 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 190 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 806.6s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 806.6s, 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