/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=39.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-11af1e5 [2020-10-08 14:00:49,878 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-08 14:00:49,880 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-08 14:00:49,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-08 14:00:49,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-08 14:00:49,911 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-08 14:00:49,912 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-08 14:00:49,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-08 14:00:49,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-08 14:00:49,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-08 14:00:49,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-08 14:00:49,918 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-08 14:00:49,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-08 14:00:49,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-08 14:00:49,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-08 14:00:49,922 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-08 14:00:49,923 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-08 14:00:49,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-08 14:00:49,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-08 14:00:49,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-08 14:00:49,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-08 14:00:49,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-08 14:00:49,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-08 14:00:49,933 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-08 14:00:49,936 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-08 14:00:49,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-08 14:00:49,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-08 14:00:49,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-08 14:00:49,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-08 14:00:49,939 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-08 14:00:49,939 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-08 14:00:49,940 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-08 14:00:49,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-08 14:00:49,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-08 14:00:49,943 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-08 14:00:49,943 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-08 14:00:49,944 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-08 14:00:49,944 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-08 14:00:49,944 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-08 14:00:49,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-08 14:00:49,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-08 14:00:49,947 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 14:00:49,996 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-08 14:00:49,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-08 14:00:49,998 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-08 14:00:49,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-08 14:00:49,998 INFO L138 SettingsManager]: * Use SBE=true [2020-10-08 14:00:49,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-08 14:00:49,999 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-08 14:00:49,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-08 14:00:50,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-08 14:00:50,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-08 14:00:50,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-08 14:00:50,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-08 14:00:50,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-08 14:00:50,001 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-08 14:00:50,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-08 14:00:50,002 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-08 14:00:50,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-08 14:00:50,003 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-08 14:00:50,003 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-08 14:00:50,003 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-08 14:00:50,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-08 14:00:50,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-08 14:00:50,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-08 14:00:50,004 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-08 14:00:50,004 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-08 14:00:50,004 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-08 14:00:50,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-08 14:00:50,005 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-08 14:00:50,005 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-08 14:00:50,005 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-08 14:00:50,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-08 14:00:50,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-08 14:00:50,306 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-08 14:00:50,307 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-10-08 14:00:50,308 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-10-08 14:00:50,308 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=39.bpl [2020-10-08 14:00:50,309 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=39.bpl' [2020-10-08 14:00:50,368 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-08 14:00:50,370 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-08 14:00:50,370 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-08 14:00:50,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-08 14:00:50,371 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-08 14:00:50,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=39.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:00:50" (1/1) ... [2020-10-08 14:00:50,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=39.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:00:50" (1/1) ... [2020-10-08 14:00:50,413 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-08 14:00:50,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-08 14:00:50,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-08 14:00:50,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-08 14:00:50,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=39.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:00:50" (1/1) ... [2020-10-08 14:00:50,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=39.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:00:50" (1/1) ... [2020-10-08 14:00:50,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=39.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:00:50" (1/1) ... [2020-10-08 14:00:50,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=39.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:00:50" (1/1) ... [2020-10-08 14:00:50,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=39.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:00:50" (1/1) ... [2020-10-08 14:00:50,490 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=39.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:00:50" (1/1) ... [2020-10-08 14:00:50,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=39.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:00:50" (1/1) ... [2020-10-08 14:00:50,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-08 14:00:50,510 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-08 14:00:50,510 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-08 14:00:50,510 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-08 14:00:50,512 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=39.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:00:50" (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 14:00:50,589 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-10-08 14:00:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-10-08 14:00:50,591 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-10-08 14:00:50,592 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-10-08 14:00:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-10-08 14:00:50,592 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-10-08 14:00:50,593 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-10-08 14:00:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-10-08 14:00:50,594 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-10-08 14:00:50,595 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-10-08 14:00:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-10-08 14:00:50,595 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-10-08 14:00:50,595 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-10-08 14:00:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-10-08 14:00:50,596 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-10-08 14:00:50,596 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-10-08 14:00:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-10-08 14:00:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-10-08 14:00:50,597 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-10-08 14:00:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-10-08 14:00:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-10-08 14:00:50,597 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-10-08 14:00:50,598 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-10-08 14:00:50,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-10-08 14:00:50,606 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-10-08 14:00:50,607 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-10-08 14:00:50,607 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-10-08 14:00:50,608 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-10-08 14:00:50,608 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-10-08 14:00:50,608 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-10-08 14:00:50,608 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-10-08 14:00:50,608 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-10-08 14:00:50,609 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-10-08 14:00:50,609 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-10-08 14:00:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-10-08 14:00:50,610 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-10-08 14:00:50,610 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-10-08 14:00:50,610 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-10-08 14:00:50,610 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-10-08 14:00:50,611 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-10-08 14:00:50,611 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-10-08 14:00:50,611 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-10-08 14:00:50,611 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-10-08 14:00:50,612 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-08 14:00:50,612 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-08 14:00:50,612 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-10-08 14:00:50,612 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-08 14:00:50,612 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-08 14:00:50,613 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-10-08 14:00:50,613 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-10-08 14:00:50,613 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-10-08 14:00:50,613 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-10-08 14:00:50,613 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-10-08 14:00:50,614 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-10-08 14:00:50,614 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-10-08 14:00:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-10-08 14:00:50,614 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-10-08 14:00:50,614 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-10-08 14:00:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-10-08 14:00:50,615 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-10-08 14:00:50,615 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-10-08 14:00:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-10-08 14:00:50,616 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-10-08 14:00:50,616 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-10-08 14:00:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-10-08 14:00:50,616 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-10-08 14:00:50,617 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-10-08 14:00:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-10-08 14:00:50,617 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-10-08 14:00:50,618 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-10-08 14:00:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-10-08 14:00:50,618 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-10-08 14:00:50,618 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-10-08 14:00:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-10-08 14:00:50,618 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-10-08 14:00:50,619 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-10-08 14:00:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-10-08 14:00:50,619 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-10-08 14:00:50,619 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-10-08 14:00:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-10-08 14:00:50,619 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-10-08 14:00:50,620 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-10-08 14:00:50,620 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-10-08 14:00:50,620 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-10-08 14:00:50,621 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-10-08 14:00:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-08 14:00:50,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-08 14:00:50,622 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-10-08 14:00:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-10-08 14:00:50,622 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-10-08 14:00:50,622 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-10-08 14:00:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-10-08 14:00:50,622 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-10-08 14:00:50,623 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-10-08 14:00:50,623 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-10-08 14:00:50,623 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-10-08 14:00:50,623 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-10-08 14:00:50,623 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-10-08 14:00:50,623 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-10-08 14:00:50,623 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-10-08 14:00:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-10-08 14:00:50,624 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-10-08 14:00:50,624 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-10-08 14:00:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-10-08 14:00:50,624 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-10-08 14:00:50,624 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-10-08 14:00:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-10-08 14:00:50,625 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-10-08 14:00:50,626 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-10-08 14:00:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-10-08 14:00:50,629 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-10-08 14:00:50,629 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-10-08 14:00:50,629 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-10-08 14:00:50,630 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-10-08 14:00:50,630 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-10-08 14:00:50,630 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-10-08 14:00:50,630 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-10-08 14:00:50,631 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-10-08 14:00:50,631 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-10-08 14:00:50,631 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-10-08 14:00:50,633 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 14:00:51,114 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-08 14:00:51,114 INFO L298 CfgBuilder]: Removed 39 assume(true) statements. [2020-10-08 14:00:51,120 INFO L202 PluginConnector]: Adding new model example2_N=39.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 02:00:51 BoogieIcfgContainer [2020-10-08 14:00:51,120 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-08 14:00:51,121 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-08 14:00:51,121 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-08 14:00:51,126 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-08 14:00:51,126 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=39.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 02:00:50" (1/2) ... [2020-10-08 14:00:51,127 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16437b3b and model type example2_N=39.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 02:00:51, skipping insertion in model container [2020-10-08 14:00:51,127 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=39.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 02:00:51" (2/2) ... [2020-10-08 14:00:51,129 INFO L111 eAbstractionObserver]: Analyzing ICFG example2_N=39.bpl [2020-10-08 14:00:51,138 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-08 14:00:51,138 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-08 14:00:51,145 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-08 14:00:51,146 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-08 14:00:51,938 INFO L253 AbstractCegarLoop]: Starting to check reachability of 40 error locations. [2020-10-08 14:00:51,961 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-08 14:00:51,961 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-08 14:00:51,961 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-08 14:00:51,961 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-08 14:00:51,961 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-08 14:00:51,962 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-08 14:00:51,962 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-08 14:00:51,962 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-08 14:00:51,981 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-08 14:00:51,984 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 317 places, 238 transitions, 788 flow [2020-10-08 14:00:51,987 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 317 places, 238 transitions, 788 flow [2020-10-08 14:00:51,989 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 317 places, 238 transitions, 788 flow [2020-10-08 14:00:52,117 INFO L129 PetriNetUnfolder]: 39/199 cut-off events. [2020-10-08 14:00:52,118 INFO L130 PetriNetUnfolder]: For 39/39 co-relation queries the response was YES. [2020-10-08 14:00:52,132 INFO L80 FinitePrefix]: Finished finitePrefix Result has 356 conditions, 199 events. 39/199 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 259 event pairs, 0 based on Foata normal form. 0/159 useless extension candidates. Maximal degree in co-relation 231. Up to 2 conditions per place. [2020-10-08 14:00:52,155 INFO L117 LiptonReduction]: Number of co-enabled transitions 22230 [2020-10-08 14:00:53,134 INFO L132 LiptonReduction]: Checked pairs total: 35150 [2020-10-08 14:00:53,135 INFO L134 LiptonReduction]: Total number of compositions: 2 [2020-10-08 14:00:53,142 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 315 places, 236 transitions, 784 flow Received shutdown request... [2020-10-08 14:14:10,270 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-08 14:14:10,273 WARN L235 ceAbstractionStarter]: Timeout [2020-10-08 14:14:10,273 INFO L202 PluginConnector]: Adding new model example2_N=39.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.10 02:14:10 BasicIcfg [2020-10-08 14:14:10,274 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-08 14:14:10,276 INFO L168 Benchmark]: Toolchain (without parser) took 799906.17 ms. Allocated memory was 252.2 MB in the beginning and 9.3 GB in the end (delta: 9.1 GB). Free memory was 223.5 MB in the beginning and 2.0 GB in the end (delta: -1.8 GB). Peak memory consumption was 8.0 GB. Max. memory is 14.2 GB. [2020-10-08 14:14:10,277 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 252.2 MB. Free memory is still 226.1 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-08 14:14:10,278 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.88 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 14:14:10,279 INFO L168 Benchmark]: Boogie Preprocessor took 95.93 ms. Allocated memory is still 252.2 MB. Free memory was 221.0 MB in the beginning and 218.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-08 14:14:10,280 INFO L168 Benchmark]: RCFGBuilder took 610.17 ms. Allocated memory is still 252.2 MB. Free memory was 218.5 MB in the beginning and 183.2 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 14.2 GB. [2020-10-08 14:14:10,281 INFO L168 Benchmark]: TraceAbstraction took 799152.51 ms. Allocated memory was 252.2 MB in the beginning and 9.3 GB in the end (delta: 9.1 GB). Free memory was 183.2 MB in the beginning and 2.0 GB in the end (delta: -1.8 GB). Peak memory consumption was 8.0 GB. Max. memory is 14.2 GB. [2020-10-08 14:14:10,285 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 0.18 ms. Allocated memory is still 252.2 MB. Free memory is still 226.1 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 42.88 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. * Boogie Preprocessor took 95.93 ms. Allocated memory is still 252.2 MB. Free memory was 221.0 MB in the beginning and 218.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 610.17 ms. Allocated memory is still 252.2 MB. Free memory was 218.5 MB in the beginning and 183.2 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 14.2 GB. * TraceAbstraction took 799152.51 ms. Allocated memory was 252.2 MB in the beginning and 9.3 GB in the end (delta: 9.1 GB). Free memory was 183.2 MB in the beginning and 2.0 GB in the end (delta: -1.8 GB). Peak memory consumption was 8.0 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 6005 VarBasedMoverChecksPositive, 190 VarBasedMoverChecksNegative, 115 SemBasedMoverChecksPositive, 75 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.7s, 6040 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.1s, 317 PlacesBefore, 315 PlacesAfterwards, 238 TransitionsBefore, 236 TransitionsAfterwards, 22230 CoEnabledTransitionPairs, 1 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 35150 MoverChecksTotal - TimeoutResultAtElement [Line: 88]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 88). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 315 places, 236 transitions, 784 flow. Already constructed 932785 states. Currently 466397 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 200 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 798.3s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 798.3s, 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