/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=57.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-11af1e5 [2020-10-08 14:37:02,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-08 14:37:02,911 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-08 14:37:02,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-08 14:37:02,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-08 14:37:02,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-08 14:37:02,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-08 14:37:02,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-08 14:37:02,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-08 14:37:02,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-08 14:37:02,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-08 14:37:02,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-08 14:37:02,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-08 14:37:02,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-08 14:37:02,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-08 14:37:02,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-08 14:37:02,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-08 14:37:02,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-08 14:37:02,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-08 14:37:02,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-08 14:37:02,996 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-08 14:37:02,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-08 14:37:02,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-08 14:37:02,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-08 14:37:03,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-08 14:37:03,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-08 14:37:03,006 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-08 14:37:03,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-08 14:37:03,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-08 14:37:03,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-08 14:37:03,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-08 14:37:03,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-08 14:37:03,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-08 14:37:03,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-08 14:37:03,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-08 14:37:03,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-08 14:37:03,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-08 14:37:03,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-08 14:37:03,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-08 14:37:03,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-08 14:37:03,019 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-08 14:37:03,020 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 [2020-10-08 14:37:03,042 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-08 14:37:03,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-08 14:37:03,043 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-08 14:37:03,043 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-08 14:37:03,044 INFO L138 SettingsManager]: * Use SBE=true [2020-10-08 14:37:03,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-08 14:37:03,044 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-08 14:37:03,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-08 14:37:03,044 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-08 14:37:03,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-08 14:37:03,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-08 14:37:03,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-08 14:37:03,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-08 14:37:03,045 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-08 14:37:03,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-08 14:37:03,046 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-08 14:37:03,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-08 14:37:03,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-08 14:37:03,046 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-08 14:37:03,046 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-08 14:37:03,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-08 14:37:03,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-08 14:37:03,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-08 14:37:03,047 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-08 14:37:03,047 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-08 14:37:03,048 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-08 14:37:03,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-08 14:37:03,048 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-08 14:37:03,048 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-08 14:37:03,048 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-08 14:37:03,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-08 14:37:03,326 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-08 14:37:03,329 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-08 14:37:03,331 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-10-08 14:37:03,331 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-10-08 14:37:03,332 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=57.bpl [2020-10-08 14:37:03,332 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=57.bpl' [2020-10-08 14:37:03,402 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-08 14:37:03,404 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-08 14:37:03,404 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-08 14:37:03,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-08 14:37:03,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-08 14:37:03,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=57.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:03" (1/1) ... [2020-10-08 14:37:03,440 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=57.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:03" (1/1) ... [2020-10-08 14:37:03,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-08 14:37:03,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-08 14:37:03,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-08 14:37:03,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-08 14:37:03,467 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=57.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:03" (1/1) ... [2020-10-08 14:37:03,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=57.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:03" (1/1) ... [2020-10-08 14:37:03,471 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=57.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:03" (1/1) ... [2020-10-08 14:37:03,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=57.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:03" (1/1) ... [2020-10-08 14:37:03,488 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=57.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:03" (1/1) ... [2020-10-08 14:37:03,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=57.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:03" (1/1) ... [2020-10-08 14:37:03,514 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=57.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:03" (1/1) ... [2020-10-08 14:37:03,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-08 14:37:03,527 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-08 14:37:03,528 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-08 14:37:03,528 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-08 14:37:03,529 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=57.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:03" (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 14:37:03,614 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-10-08 14:37:03,614 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-10-08 14:37:03,616 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-10-08 14:37:03,616 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-10-08 14:37:03,616 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-10-08 14:37:03,617 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-10-08 14:37:03,619 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-10-08 14:37:03,619 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-10-08 14:37:03,619 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-10-08 14:37:03,620 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-10-08 14:37:03,620 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-10-08 14:37:03,620 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-10-08 14:37:03,620 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-10-08 14:37:03,621 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-10-08 14:37:03,621 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-10-08 14:37:03,621 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-10-08 14:37:03,621 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-10-08 14:37:03,621 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-10-08 14:37:03,622 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-10-08 14:37:03,623 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-10-08 14:37:03,623 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-10-08 14:37:03,623 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-10-08 14:37:03,623 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-10-08 14:37:03,624 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-10-08 14:37:03,630 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-10-08 14:37:03,631 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-10-08 14:37:03,631 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-10-08 14:37:03,632 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-10-08 14:37:03,633 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-10-08 14:37:03,633 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-10-08 14:37:03,633 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-10-08 14:37:03,634 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-10-08 14:37:03,634 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-10-08 14:37:03,634 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-10-08 14:37:03,635 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-08 14:37:03,635 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-08 14:37:03,635 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-10-08 14:37:03,635 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-08 14:37:03,635 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-08 14:37:03,636 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-10-08 14:37:03,636 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-10-08 14:37:03,636 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-10-08 14:37:03,637 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-10-08 14:37:03,637 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-10-08 14:37:03,637 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-10-08 14:37:03,637 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-10-08 14:37:03,637 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-10-08 14:37:03,638 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-10-08 14:37:03,638 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-10-08 14:37:03,638 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-10-08 14:37:03,638 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-10-08 14:37:03,638 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-10-08 14:37:03,639 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-10-08 14:37:03,639 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-10-08 14:37:03,639 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-10-08 14:37:03,639 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-10-08 14:37:03,640 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-10-08 14:37:03,640 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-10-08 14:37:03,640 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-10-08 14:37:03,641 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-10-08 14:37:03,641 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-10-08 14:37:03,641 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-10-08 14:37:03,641 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-10-08 14:37:03,641 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-10-08 14:37:03,642 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-10-08 14:37:03,642 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-10-08 14:37:03,643 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-10-08 14:37:03,643 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-10-08 14:37:03,643 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-10-08 14:37:03,643 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-10-08 14:37:03,643 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-10-08 14:37:03,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-10-08 14:37:03,644 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-10-08 14:37:03,644 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-10-08 14:37:03,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-10-08 14:37:03,644 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-10-08 14:37:03,645 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-10-08 14:37:03,645 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-10-08 14:37:03,645 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-10-08 14:37:03,645 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-10-08 14:37:03,645 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-10-08 14:37:03,646 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-10-08 14:37:03,646 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-10-08 14:37:03,646 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-10-08 14:37:03,646 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-10-08 14:37:03,647 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-10-08 14:37:03,647 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-10-08 14:37:03,648 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-10-08 14:37:03,648 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-10-08 14:37:03,648 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-10-08 14:37:03,648 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-10-08 14:37:03,648 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-10-08 14:37:03,648 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-10-08 14:37:03,649 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread47 given in one single declaration [2020-10-08 14:37:03,649 INFO L130 BoogieDeclarations]: Found specification of procedure thread47 [2020-10-08 14:37:03,649 INFO L138 BoogieDeclarations]: Found implementation of procedure thread47 [2020-10-08 14:37:03,649 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread46 given in one single declaration [2020-10-08 14:37:03,649 INFO L130 BoogieDeclarations]: Found specification of procedure thread46 [2020-10-08 14:37:03,649 INFO L138 BoogieDeclarations]: Found implementation of procedure thread46 [2020-10-08 14:37:03,650 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread49 given in one single declaration [2020-10-08 14:37:03,650 INFO L130 BoogieDeclarations]: Found specification of procedure thread49 [2020-10-08 14:37:03,650 INFO L138 BoogieDeclarations]: Found implementation of procedure thread49 [2020-10-08 14:37:03,650 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread48 given in one single declaration [2020-10-08 14:37:03,650 INFO L130 BoogieDeclarations]: Found specification of procedure thread48 [2020-10-08 14:37:03,651 INFO L138 BoogieDeclarations]: Found implementation of procedure thread48 [2020-10-08 14:37:03,651 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread43 given in one single declaration [2020-10-08 14:37:03,651 INFO L130 BoogieDeclarations]: Found specification of procedure thread43 [2020-10-08 14:37:03,651 INFO L138 BoogieDeclarations]: Found implementation of procedure thread43 [2020-10-08 14:37:03,652 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread42 given in one single declaration [2020-10-08 14:37:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure thread42 [2020-10-08 14:37:03,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread42 [2020-10-08 14:37:03,656 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread45 given in one single declaration [2020-10-08 14:37:03,656 INFO L130 BoogieDeclarations]: Found specification of procedure thread45 [2020-10-08 14:37:03,656 INFO L138 BoogieDeclarations]: Found implementation of procedure thread45 [2020-10-08 14:37:03,656 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread44 given in one single declaration [2020-10-08 14:37:03,656 INFO L130 BoogieDeclarations]: Found specification of procedure thread44 [2020-10-08 14:37:03,657 INFO L138 BoogieDeclarations]: Found implementation of procedure thread44 [2020-10-08 14:37:03,657 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-10-08 14:37:03,657 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-10-08 14:37:03,657 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-10-08 14:37:03,657 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-10-08 14:37:03,658 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-10-08 14:37:03,658 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-10-08 14:37:03,658 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-10-08 14:37:03,658 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-10-08 14:37:03,658 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-10-08 14:37:03,659 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread50 given in one single declaration [2020-10-08 14:37:03,659 INFO L130 BoogieDeclarations]: Found specification of procedure thread50 [2020-10-08 14:37:03,659 INFO L138 BoogieDeclarations]: Found implementation of procedure thread50 [2020-10-08 14:37:03,659 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread52 given in one single declaration [2020-10-08 14:37:03,660 INFO L130 BoogieDeclarations]: Found specification of procedure thread52 [2020-10-08 14:37:03,660 INFO L138 BoogieDeclarations]: Found implementation of procedure thread52 [2020-10-08 14:37:03,661 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread51 given in one single declaration [2020-10-08 14:37:03,661 INFO L130 BoogieDeclarations]: Found specification of procedure thread51 [2020-10-08 14:37:03,661 INFO L138 BoogieDeclarations]: Found implementation of procedure thread51 [2020-10-08 14:37:03,662 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-10-08 14:37:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-10-08 14:37:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-10-08 14:37:03,663 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread57 given in one single declaration [2020-10-08 14:37:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure thread57 [2020-10-08 14:37:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure thread57 [2020-10-08 14:37:03,663 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-10-08 14:37:03,664 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-10-08 14:37:03,664 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-10-08 14:37:03,664 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-10-08 14:37:03,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-08 14:37:03,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-08 14:37:03,666 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-10-08 14:37:03,666 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-10-08 14:37:03,666 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-10-08 14:37:03,668 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-10-08 14:37:03,671 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-10-08 14:37:03,672 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-10-08 14:37:03,672 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread54 given in one single declaration [2020-10-08 14:37:03,672 INFO L130 BoogieDeclarations]: Found specification of procedure thread54 [2020-10-08 14:37:03,677 INFO L138 BoogieDeclarations]: Found implementation of procedure thread54 [2020-10-08 14:37:03,678 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-10-08 14:37:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-10-08 14:37:03,678 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-10-08 14:37:03,678 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread53 given in one single declaration [2020-10-08 14:37:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure thread53 [2020-10-08 14:37:03,679 INFO L138 BoogieDeclarations]: Found implementation of procedure thread53 [2020-10-08 14:37:03,679 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread56 given in one single declaration [2020-10-08 14:37:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure thread56 [2020-10-08 14:37:03,680 INFO L138 BoogieDeclarations]: Found implementation of procedure thread56 [2020-10-08 14:37:03,680 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-10-08 14:37:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-10-08 14:37:03,680 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-10-08 14:37:03,680 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread55 given in one single declaration [2020-10-08 14:37:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure thread55 [2020-10-08 14:37:03,681 INFO L138 BoogieDeclarations]: Found implementation of procedure thread55 [2020-10-08 14:37:03,681 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-10-08 14:37:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-10-08 14:37:03,681 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-10-08 14:37:03,683 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 14:37:04,296 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-08 14:37:04,297 INFO L298 CfgBuilder]: Removed 57 assume(true) statements. [2020-10-08 14:37:04,299 INFO L202 PluginConnector]: Adding new model example2_N=57.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 02:37:04 BoogieIcfgContainer [2020-10-08 14:37:04,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-08 14:37:04,301 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-08 14:37:04,301 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-08 14:37:04,304 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-08 14:37:04,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=57.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:37:03" (1/2) ... [2020-10-08 14:37:04,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2595d998 and model type example2_N=57.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 02:37:04, skipping insertion in model container [2020-10-08 14:37:04,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=57.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 02:37:04" (2/2) ... [2020-10-08 14:37:04,307 INFO L111 eAbstractionObserver]: Analyzing ICFG example2_N=57.bpl [2020-10-08 14:37:04,319 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-08 14:37:04,319 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-08 14:37:04,327 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-08 14:37:04,328 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-08 14:37:05,488 INFO L253 AbstractCegarLoop]: Starting to check reachability of 58 error locations. [2020-10-08 14:37:05,525 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-08 14:37:05,525 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-08 14:37:05,525 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-08 14:37:05,525 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-08 14:37:05,525 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-08 14:37:05,526 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-08 14:37:05,526 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-08 14:37:05,526 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-08 14:37:05,554 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-08 14:37:05,557 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 461 places, 346 transitions, 1148 flow [2020-10-08 14:37:05,560 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 461 places, 346 transitions, 1148 flow [2020-10-08 14:37:05,562 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 461 places, 346 transitions, 1148 flow [2020-10-08 14:37:05,815 INFO L129 PetriNetUnfolder]: 57/289 cut-off events. [2020-10-08 14:37:05,816 INFO L130 PetriNetUnfolder]: For 57/57 co-relation queries the response was YES. [2020-10-08 14:37:05,838 INFO L80 FinitePrefix]: Finished finitePrefix Result has 518 conditions, 289 events. 57/289 cut-off events. For 57/57 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 391 event pairs, 0 based on Foata normal form. 0/231 useless extension candidates. Maximal degree in co-relation 339. Up to 2 conditions per place. [2020-10-08 14:37:05,926 INFO L117 LiptonReduction]: Number of co-enabled transitions 47880 [2020-10-08 14:37:07,386 INFO L132 LiptonReduction]: Checked pairs total: 75992 [2020-10-08 14:37:07,387 INFO L134 LiptonReduction]: Total number of compositions: 2 [2020-10-08 14:37:07,393 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 459 places, 344 transitions, 1144 flow Received shutdown request... [2020-10-08 14:50:15,881 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-08 14:50:15,884 WARN L235 ceAbstractionStarter]: Timeout [2020-10-08 14:50:15,885 INFO L202 PluginConnector]: Adding new model example2_N=57.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.10 02:50:15 BasicIcfg [2020-10-08 14:50:15,885 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-08 14:50:15,887 INFO L168 Benchmark]: Toolchain (without parser) took 792483.09 ms. Allocated memory was 252.2 MB in the beginning and 9.6 GB in the end (delta: 9.3 GB). Free memory was 226.0 MB in the beginning and 2.9 GB in the end (delta: -2.6 GB). Peak memory consumption was 8.3 GB. Max. memory is 14.2 GB. [2020-10-08 14:50:15,888 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 252.2 MB. Free memory is still 228.6 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-08 14:50:15,889 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.22 ms. Allocated memory is still 252.2 MB. Free memory was 226.0 MB in the beginning and 223.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-08 14:50:15,889 INFO L168 Benchmark]: Boogie Preprocessor took 68.86 ms. Allocated memory is still 252.2 MB. Free memory was 223.5 MB in the beginning and 221.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-08 14:50:15,890 INFO L168 Benchmark]: RCFGBuilder took 772.21 ms. Allocated memory is still 252.2 MB. Free memory was 221.0 MB in the beginning and 170.6 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 14.2 GB. [2020-10-08 14:50:15,891 INFO L168 Benchmark]: TraceAbstraction took 791584.16 ms. Allocated memory was 252.2 MB in the beginning and 9.6 GB in the end (delta: 9.3 GB). Free memory was 170.6 MB in the beginning and 2.9 GB in the end (delta: -2.7 GB). Peak memory consumption was 8.2 GB. Max. memory is 14.2 GB. [2020-10-08 14:50:15,910 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 252.2 MB. Free memory is still 228.6 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 51.22 ms. Allocated memory is still 252.2 MB. Free memory was 226.0 MB in the beginning and 223.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 68.86 ms. Allocated memory is still 252.2 MB. Free memory was 223.5 MB in the beginning and 221.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 772.21 ms. Allocated memory is still 252.2 MB. Free memory was 221.0 MB in the beginning and 170.6 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 14.2 GB. * TraceAbstraction took 791584.16 ms. Allocated memory was 252.2 MB in the beginning and 9.6 GB in the end (delta: 9.3 GB). Free memory was 170.6 MB in the beginning and 2.9 GB in the end (delta: -2.7 GB). Peak memory consumption was 8.2 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 16608 VarBasedMoverChecksPositive, 392 VarBasedMoverChecksNegative, 225 SemBasedMoverChecksPositive, 167 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.1s, 16768 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.8s, 461 PlacesBefore, 459 PlacesAfterwards, 346 TransitionsBefore, 344 TransitionsAfterwards, 47880 CoEnabledTransitionPairs, 1 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 75992 MoverChecksTotal - TimeoutResultAtElement [Line: 124]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 124). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 459 places, 344 transitions, 1144 flow. Already constructed 878003 states. Currently 439008 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 58 procedures, 290 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 790.3s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 790.3s, 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