/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=44.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b665a9c [2020-09-29 14:01:01,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-29 14:01:01,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-29 14:01:01,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-29 14:01:01,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-29 14:01:01,588 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-29 14:01:01,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-29 14:01:01,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-29 14:01:01,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-29 14:01:01,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-29 14:01:01,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-29 14:01:01,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-29 14:01:01,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-29 14:01:01,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-29 14:01:01,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-29 14:01:01,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-29 14:01:01,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-29 14:01:01,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-29 14:01:01,621 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-29 14:01:01,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-29 14:01:01,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-29 14:01:01,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-29 14:01:01,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-29 14:01:01,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-29 14:01:01,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-29 14:01:01,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-29 14:01:01,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-29 14:01:01,645 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-29 14:01:01,646 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-29 14:01:01,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-29 14:01:01,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-29 14:01:01,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-29 14:01:01,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-29 14:01:01,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-29 14:01:01,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-29 14:01:01,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-29 14:01:01,654 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-29 14:01:01,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-29 14:01:01,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-29 14:01:01,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-29 14:01:01,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-29 14:01:01,658 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/VMCAI2021_FA.epf [2020-09-29 14:01:01,705 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-29 14:01:01,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-29 14:01:01,708 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-29 14:01:01,708 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-29 14:01:01,708 INFO L138 SettingsManager]: * Use SBE=true [2020-09-29 14:01:01,709 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-29 14:01:01,709 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-29 14:01:01,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-29 14:01:01,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-29 14:01:01,710 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-29 14:01:01,711 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-29 14:01:01,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-29 14:01:01,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-29 14:01:01,712 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-29 14:01:01,712 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-29 14:01:01,712 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-29 14:01:01,712 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-29 14:01:01,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-29 14:01:01,713 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-29 14:01:01,713 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-29 14:01:01,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-29 14:01:01,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-29 14:01:01,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-29 14:01:01,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-29 14:01:01,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-29 14:01:01,714 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-09-29 14:01:01,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-29 14:01:01,715 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-09-29 14:01:01,715 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-29 14:01:01,715 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-29 14:01:02,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-29 14:01:02,203 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-29 14:01:02,208 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-29 14:01:02,209 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-09-29 14:01:02,210 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-09-29 14:01:02,211 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=44.bpl [2020-09-29 14:01:02,212 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=44.bpl' [2020-09-29 14:01:02,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-29 14:01:02,291 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-29 14:01:02,292 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-29 14:01:02,292 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-29 14:01:02,292 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-29 14:01:02,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:02" (1/1) ... [2020-09-29 14:01:02,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:02" (1/1) ... [2020-09-29 14:01:02,342 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-29 14:01:02,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-29 14:01:02,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-29 14:01:02,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-29 14:01:02,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:02" (1/1) ... [2020-09-29 14:01:02,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:02" (1/1) ... [2020-09-29 14:01:02,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:02" (1/1) ... [2020-09-29 14:01:02,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:02" (1/1) ... [2020-09-29 14:01:02,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:02" (1/1) ... [2020-09-29 14:01:02,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:02" (1/1) ... [2020-09-29 14:01:02,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:02" (1/1) ... [2020-09-29 14:01:02,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-29 14:01:02,400 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-29 14:01:02,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-29 14:01:02,400 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-29 14:01:02,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-29 14:01:02,502 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-09-29 14:01:02,503 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-09-29 14:01:02,503 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-09-29 14:01:02,504 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-09-29 14:01:02,504 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-09-29 14:01:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-09-29 14:01:02,504 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-09-29 14:01:02,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-09-29 14:01:02,505 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-09-29 14:01:02,505 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-09-29 14:01:02,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-09-29 14:01:02,506 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-09-29 14:01:02,506 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-09-29 14:01:02,506 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-09-29 14:01:02,506 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-09-29 14:01:02,507 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-09-29 14:01:02,507 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-09-29 14:01:02,507 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-09-29 14:01:02,507 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-09-29 14:01:02,507 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-09-29 14:01:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-09-29 14:01:02,508 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-09-29 14:01:02,508 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-09-29 14:01:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-09-29 14:01:02,509 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread43 given in one single declaration [2020-09-29 14:01:02,509 INFO L130 BoogieDeclarations]: Found specification of procedure thread43 [2020-09-29 14:01:02,509 INFO L138 BoogieDeclarations]: Found implementation of procedure thread43 [2020-09-29 14:01:02,509 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-09-29 14:01:02,510 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-09-29 14:01:02,510 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-09-29 14:01:02,510 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread42 given in one single declaration [2020-09-29 14:01:02,510 INFO L130 BoogieDeclarations]: Found specification of procedure thread42 [2020-09-29 14:01:02,510 INFO L138 BoogieDeclarations]: Found implementation of procedure thread42 [2020-09-29 14:01:02,511 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-09-29 14:01:02,511 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-09-29 14:01:02,511 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-09-29 14:01:02,511 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-09-29 14:01:02,511 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-09-29 14:01:02,512 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-09-29 14:01:02,512 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread44 given in one single declaration [2020-09-29 14:01:02,512 INFO L130 BoogieDeclarations]: Found specification of procedure thread44 [2020-09-29 14:01:02,512 INFO L138 BoogieDeclarations]: Found implementation of procedure thread44 [2020-09-29 14:01:02,513 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-09-29 14:01:02,513 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-09-29 14:01:02,513 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-09-29 14:01:02,513 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-09-29 14:01:02,514 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-09-29 14:01:02,514 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-09-29 14:01:02,514 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-09-29 14:01:02,514 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-09-29 14:01:02,514 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-09-29 14:01:02,515 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-09-29 14:01:02,515 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-09-29 14:01:02,515 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-09-29 14:01:02,515 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-09-29 14:01:02,515 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-09-29 14:01:02,516 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-09-29 14:01:02,516 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-09-29 14:01:02,516 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-09-29 14:01:02,516 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-09-29 14:01:02,516 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-09-29 14:01:02,517 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-09-29 14:01:02,517 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-09-29 14:01:02,517 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-09-29 14:01:02,517 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-09-29 14:01:02,518 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-09-29 14:01:02,518 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-09-29 14:01:02,518 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-09-29 14:01:02,518 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-09-29 14:01:02,518 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-09-29 14:01:02,519 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-09-29 14:01:02,519 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-09-29 14:01:02,519 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-09-29 14:01:02,519 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-09-29 14:01:02,520 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-09-29 14:01:02,520 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-09-29 14:01:02,520 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-09-29 14:01:02,520 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-09-29 14:01:02,520 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-09-29 14:01:02,521 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-09-29 14:01:02,521 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-09-29 14:01:02,521 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-09-29 14:01:02,521 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-09-29 14:01:02,521 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-09-29 14:01:02,522 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-09-29 14:01:02,522 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-09-29 14:01:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-09-29 14:01:02,522 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-09-29 14:01:02,522 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-09-29 14:01:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-09-29 14:01:02,523 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-09-29 14:01:02,523 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-09-29 14:01:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-09-29 14:01:02,524 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-09-29 14:01:02,524 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-09-29 14:01:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-09-29 14:01:02,524 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-09-29 14:01:02,524 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-09-29 14:01:02,525 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-09-29 14:01:02,525 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-09-29 14:01:02,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-29 14:01:02,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-29 14:01:02,526 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-09-29 14:01:02,526 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-09-29 14:01:02,526 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-09-29 14:01:02,526 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-09-29 14:01:02,526 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-09-29 14:01:02,527 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-09-29 14:01:02,527 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-09-29 14:01:02,527 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-09-29 14:01:02,528 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-09-29 14:01:02,528 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-09-29 14:01:02,528 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-09-29 14:01:02,528 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-09-29 14:01:02,529 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-09-29 14:01:02,529 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-09-29 14:01:02,529 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-09-29 14:01:02,529 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-09-29 14:01:02,530 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-09-29 14:01:02,530 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-09-29 14:01:02,530 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-09-29 14:01:02,530 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-09-29 14:01:02,530 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-09-29 14:01:02,531 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-09-29 14:01:02,531 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-09-29 14:01:02,531 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-09-29 14:01:02,531 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-09-29 14:01:02,531 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-09-29 14:01:02,532 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-09-29 14:01:02,532 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-09-29 14:01:02,532 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-09-29 14:01:02,532 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-09-29 14:01:02,532 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-09-29 14:01:02,533 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-09-29 14:01:02,533 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-09-29 14:01:02,535 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-09-29 14:01:03,015 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-29 14:01:03,015 INFO L298 CfgBuilder]: Removed 44 assume(true) statements. [2020-09-29 14:01:03,021 INFO L202 PluginConnector]: Adding new model example2_N=44.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 02:01:03 BoogieIcfgContainer [2020-09-29 14:01:03,022 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-29 14:01:03,023 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-29 14:01:03,023 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-29 14:01:03,027 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-29 14:01:03,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=44.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:01:02" (1/2) ... [2020-09-29 14:01:03,029 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77db94f9 and model type example2_N=44.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.09 02:01:03, skipping insertion in model container [2020-09-29 14:01:03,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=44.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 02:01:03" (2/2) ... [2020-09-29 14:01:03,031 INFO L109 eAbstractionObserver]: Analyzing ICFG example2_N=44.bpl [2020-09-29 14:01:03,043 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-29 14:01:03,043 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-29 14:01:03,054 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-29 14:01:03,055 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-29 14:01:04,080 INFO L251 AbstractCegarLoop]: Starting to check reachability of 45 error locations. [2020-09-29 14:01:04,108 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-29 14:01:04,108 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-29 14:01:04,108 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-29 14:01:04,108 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-29 14:01:04,109 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-29 14:01:04,109 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-29 14:01:04,109 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-29 14:01:04,109 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-29 14:01:04,139 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 313 places, 224 transitions, 800 flow Received shutdown request... [2020-09-29 14:13:52,014 WARN L544 AbstractCegarLoop]: Verification canceled [2020-09-29 14:13:52,024 WARN L228 ceAbstractionStarter]: Timeout [2020-09-29 14:13:52,024 INFO L202 PluginConnector]: Adding new model example2_N=44.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.09 02:13:52 BasicIcfg [2020-09-29 14:13:52,024 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-29 14:13:52,028 INFO L168 Benchmark]: Toolchain (without parser) took 769741.03 ms. Allocated memory was 249.6 MB in the beginning and 12.2 GB in the end (delta: 12.0 GB). Free memory was 221.7 MB in the beginning and 3.9 GB in the end (delta: -3.7 GB). Peak memory consumption was 10.8 GB. Max. memory is 14.2 GB. [2020-09-29 14:13:52,029 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.31 ms. Allocated memory is still 249.6 MB. Free memory is still 224.3 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-09-29 14:13:52,033 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.74 ms. Allocated memory is still 249.6 MB. Free memory was 221.7 MB in the beginning and 219.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 14.2 GB. [2020-09-29 14:13:52,034 INFO L168 Benchmark]: Boogie Preprocessor took 56.71 ms. Allocated memory is still 249.6 MB. Free memory was 219.2 MB in the beginning and 217.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.2 GB. [2020-09-29 14:13:52,037 INFO L168 Benchmark]: RCFGBuilder took 621.85 ms. Allocated memory is still 249.6 MB. Free memory was 217.5 MB in the beginning and 183.0 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 14.2 GB. [2020-09-29 14:13:52,038 INFO L168 Benchmark]: TraceAbstraction took 769001.79 ms. Allocated memory was 249.6 MB in the beginning and 12.2 GB in the end (delta: 12.0 GB). Free memory was 182.1 MB in the beginning and 3.9 GB in the end (delta: -3.7 GB). Peak memory consumption was 10.8 GB. Max. memory is 14.2 GB. [2020-09-29 14:13:52,050 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 0.31 ms. Allocated memory is still 249.6 MB. Free memory is still 224.3 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 50.74 ms. Allocated memory is still 249.6 MB. Free memory was 221.7 MB in the beginning and 219.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 56.71 ms. Allocated memory is still 249.6 MB. Free memory was 219.2 MB in the beginning and 217.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.2 GB. * RCFGBuilder took 621.85 ms. Allocated memory is still 249.6 MB. Free memory was 217.5 MB in the beginning and 183.0 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 14.2 GB. * TraceAbstraction took 769001.79 ms. Allocated memory was 249.6 MB in the beginning and 12.2 GB in the end (delta: 12.0 GB). Free memory was 182.1 MB in the beginning and 3.9 GB in the end (delta: -3.7 GB). Peak memory consumption was 10.8 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 98]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 98). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 313 places, 224 transitions, 800 flow. Already constructed 904261 states. Currently 345398 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 181 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 767.9s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 767.9s, 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