/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=41.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-11af1e5 [2020-10-08 15:48:33,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-08 15:48:33,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-08 15:48:33,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-08 15:48:33,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-08 15:48:33,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-08 15:48:33,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-08 15:48:33,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-08 15:48:33,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-08 15:48:33,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-08 15:48:33,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-08 15:48:33,594 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-08 15:48:33,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-08 15:48:33,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-08 15:48:33,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-08 15:48:33,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-08 15:48:33,602 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-08 15:48:33,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-08 15:48:33,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-08 15:48:33,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-08 15:48:33,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-08 15:48:33,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-08 15:48:33,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-08 15:48:33,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-08 15:48:33,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-08 15:48:33,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-08 15:48:33,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-08 15:48:33,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-08 15:48:33,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-08 15:48:33,640 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-08 15:48:33,640 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-08 15:48:33,641 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-08 15:48:33,641 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-08 15:48:33,642 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-08 15:48:33,645 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-08 15:48:33,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-08 15:48:33,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-08 15:48:33,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-08 15:48:33,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-08 15:48:33,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-08 15:48:33,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-08 15:48:33,650 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/VMCAI2021_FA.epf [2020-10-08 15:48:33,681 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-08 15:48:33,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-08 15:48:33,682 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-08 15:48:33,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-08 15:48:33,683 INFO L138 SettingsManager]: * Use SBE=true [2020-10-08 15:48:33,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-08 15:48:33,683 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-08 15:48:33,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-08 15:48:33,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-08 15:48:33,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-08 15:48:33,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-08 15:48:33,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-08 15:48:33,684 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-08 15:48:33,685 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-08 15:48:33,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-08 15:48:33,685 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-08 15:48:33,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-08 15:48:33,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-08 15:48:33,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-08 15:48:33,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-08 15:48:33,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-08 15:48:33,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-08 15:48:33,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-08 15:48:33,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-08 15:48:33,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-08 15:48:33,687 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-10-08 15:48:33,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-08 15:48:33,687 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-10-08 15:48:33,687 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-08 15:48:33,688 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-08 15:48:33,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-08 15:48:33,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-08 15:48:33,980 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-08 15:48:33,981 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-10-08 15:48:33,984 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-10-08 15:48:33,985 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=41.bpl [2020-10-08 15:48:33,988 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=41.bpl' [2020-10-08 15:48:34,060 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-08 15:48:34,062 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-08 15:48:34,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-08 15:48:34,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-08 15:48:34,063 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-08 15:48:34,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:48:34" (1/1) ... [2020-10-08 15:48:34,106 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:48:34" (1/1) ... [2020-10-08 15:48:34,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-08 15:48:34,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-08 15:48:34,119 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-08 15:48:34,119 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-08 15:48:34,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:48:34" (1/1) ... [2020-10-08 15:48:34,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:48:34" (1/1) ... [2020-10-08 15:48:34,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:48:34" (1/1) ... [2020-10-08 15:48:34,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:48:34" (1/1) ... [2020-10-08 15:48:34,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:48:34" (1/1) ... [2020-10-08 15:48:34,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:48:34" (1/1) ... [2020-10-08 15:48:34,204 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:48:34" (1/1) ... [2020-10-08 15:48:34,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-08 15:48:34,213 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-08 15:48:34,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-08 15:48:34,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-08 15:48:34,217 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:48:34" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-08 15:48:34,293 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-10-08 15:48:34,294 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-10-08 15:48:34,295 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-10-08 15:48:34,296 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-10-08 15:48:34,296 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-10-08 15:48:34,296 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-10-08 15:48:34,296 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-10-08 15:48:34,296 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-10-08 15:48:34,297 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-10-08 15:48:34,297 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-10-08 15:48:34,297 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-10-08 15:48:34,297 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-10-08 15:48:34,297 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-10-08 15:48:34,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-10-08 15:48:34,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-10-08 15:48:34,298 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-10-08 15:48:34,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-10-08 15:48:34,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-10-08 15:48:34,299 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-10-08 15:48:34,299 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-10-08 15:48:34,299 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-10-08 15:48:34,299 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-10-08 15:48:34,299 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-10-08 15:48:34,300 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-10-08 15:48:34,307 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-10-08 15:48:34,308 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-10-08 15:48:34,308 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-10-08 15:48:34,309 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-10-08 15:48:34,309 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-10-08 15:48:34,309 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-10-08 15:48:34,309 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-10-08 15:48:34,309 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-10-08 15:48:34,310 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-10-08 15:48:34,310 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-10-08 15:48:34,311 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-10-08 15:48:34,311 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-10-08 15:48:34,311 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-10-08 15:48:34,311 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-10-08 15:48:34,311 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-10-08 15:48:34,312 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-10-08 15:48:34,312 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-10-08 15:48:34,312 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-10-08 15:48:34,312 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-10-08 15:48:34,313 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-10-08 15:48:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-10-08 15:48:34,313 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-10-08 15:48:34,313 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-10-08 15:48:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-10-08 15:48:34,314 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-10-08 15:48:34,314 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-08 15:48:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-08 15:48:34,315 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-10-08 15:48:34,315 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-08 15:48:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-08 15:48:34,315 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-10-08 15:48:34,316 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-10-08 15:48:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-10-08 15:48:34,316 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-10-08 15:48:34,316 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-10-08 15:48:34,317 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-10-08 15:48:34,317 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-10-08 15:48:34,317 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-10-08 15:48:34,317 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-10-08 15:48:34,317 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-10-08 15:48:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-10-08 15:48:34,318 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-10-08 15:48:34,319 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-10-08 15:48:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-10-08 15:48:34,319 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-10-08 15:48:34,319 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-10-08 15:48:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-10-08 15:48:34,320 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-10-08 15:48:34,320 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-10-08 15:48:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-10-08 15:48:34,320 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-10-08 15:48:34,321 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-10-08 15:48:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-10-08 15:48:34,321 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-10-08 15:48:34,321 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-10-08 15:48:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-10-08 15:48:34,321 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-10-08 15:48:34,322 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-10-08 15:48:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-10-08 15:48:34,322 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-10-08 15:48:34,323 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-10-08 15:48:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-10-08 15:48:34,323 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-10-08 15:48:34,324 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-10-08 15:48:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-10-08 15:48:34,324 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-10-08 15:48:34,324 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-10-08 15:48:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-08 15:48:34,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-08 15:48:34,325 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-10-08 15:48:34,325 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-10-08 15:48:34,325 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-10-08 15:48:34,325 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-10-08 15:48:34,325 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-10-08 15:48:34,326 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-10-08 15:48:34,326 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-10-08 15:48:34,326 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-10-08 15:48:34,326 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-10-08 15:48:34,326 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-10-08 15:48:34,326 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-10-08 15:48:34,326 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-10-08 15:48:34,327 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-10-08 15:48:34,327 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-10-08 15:48:34,327 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-10-08 15:48:34,328 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-10-08 15:48:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-10-08 15:48:34,331 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-10-08 15:48:34,332 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-10-08 15:48:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-10-08 15:48:34,332 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-10-08 15:48:34,332 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-10-08 15:48:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-10-08 15:48:34,332 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-10-08 15:48:34,333 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-10-08 15:48:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-10-08 15:48:34,333 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-10-08 15:48:34,333 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-10-08 15:48:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-10-08 15:48:34,333 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-10-08 15:48:34,334 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-10-08 15:48:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-10-08 15:48:34,334 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-10-08 15:48:34,336 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-08 15:48:34,814 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-08 15:48:34,814 INFO L298 CfgBuilder]: Removed 41 assume(true) statements. [2020-10-08 15:48:34,816 INFO L202 PluginConnector]: Adding new model example2_N=41.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 03:48:34 BoogieIcfgContainer [2020-10-08 15:48:34,817 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-08 15:48:34,818 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-08 15:48:34,818 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-08 15:48:34,821 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-08 15:48:34,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.10 03:48:34" (1/2) ... [2020-10-08 15:48:34,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22753b9a and model type example2_N=41.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 03:48:34, skipping insertion in model container [2020-10-08 15:48:34,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=41.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 03:48:34" (2/2) ... [2020-10-08 15:48:34,825 INFO L111 eAbstractionObserver]: Analyzing ICFG example2_N=41.bpl [2020-10-08 15:48:34,841 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-08 15:48:34,841 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-08 15:48:34,849 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-08 15:48:34,850 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-08 15:48:35,651 INFO L253 AbstractCegarLoop]: Starting to check reachability of 42 error locations. [2020-10-08 15:48:35,675 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-08 15:48:35,676 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-08 15:48:35,676 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-08 15:48:35,676 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-08 15:48:35,676 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-08 15:48:35,676 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-08 15:48:35,676 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-08 15:48:35,677 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-08 15:48:35,702 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 333 places, 250 transitions, 828 flow Received shutdown request... [2020-10-08 16:02:05,090 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-08 16:02:05,097 WARN L235 ceAbstractionStarter]: Timeout [2020-10-08 16:02:05,098 INFO L202 PluginConnector]: Adding new model example2_N=41.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.10 04:02:05 BasicIcfg [2020-10-08 16:02:05,107 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-08 16:02:05,109 INFO L168 Benchmark]: Toolchain (without parser) took 811046.93 ms. Allocated memory was 254.8 MB in the beginning and 8.6 GB in the end (delta: 8.4 GB). Free memory was 229.5 MB in the beginning and 2.3 GB in the end (delta: -2.0 GB). Peak memory consumption was 8.0 GB. Max. memory is 14.2 GB. [2020-10-08 16:02:05,110 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.58 ms. Allocated memory is still 254.8 MB. Free memory is still 232.0 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-08 16:02:05,111 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.27 ms. Allocated memory is still 254.8 MB. Free memory was 229.5 MB in the beginning and 227.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.2 GB. [2020-10-08 16:02:05,112 INFO L168 Benchmark]: Boogie Preprocessor took 94.14 ms. Allocated memory is still 254.8 MB. Free memory was 227.8 MB in the beginning and 225.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-08 16:02:05,113 INFO L168 Benchmark]: RCFGBuilder took 603.74 ms. Allocated memory is still 254.8 MB. Free memory was 225.3 MB in the beginning and 187.9 MB in the end (delta: 37.4 MB). Peak memory consumption was 37.4 MB. Max. memory is 14.2 GB. [2020-10-08 16:02:05,114 INFO L168 Benchmark]: TraceAbstraction took 810289.03 ms. Allocated memory was 254.8 MB in the beginning and 8.6 GB in the end (delta: 8.4 GB). Free memory was 187.1 MB in the beginning and 2.3 GB in the end (delta: -2.1 GB). Peak memory consumption was 7.9 GB. Max. memory is 14.2 GB. [2020-10-08 16:02:05,118 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 0.58 ms. Allocated memory is still 254.8 MB. Free memory is still 232.0 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 55.27 ms. Allocated memory is still 254.8 MB. Free memory was 229.5 MB in the beginning and 227.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 94.14 ms. Allocated memory is still 254.8 MB. Free memory was 227.8 MB in the beginning and 225.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 603.74 ms. Allocated memory is still 254.8 MB. Free memory was 225.3 MB in the beginning and 187.9 MB in the end (delta: 37.4 MB). Peak memory consumption was 37.4 MB. Max. memory is 14.2 GB. * TraceAbstraction took 810289.03 ms. Allocated memory was 254.8 MB in the beginning and 8.6 GB in the end (delta: 8.4 GB). Free memory was 187.1 MB in the beginning and 2.3 GB in the end (delta: -2.1 GB). Peak memory consumption was 7.9 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 92). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 333 places, 250 transitions, 828 flow. Already constructed 954635 states. Currently 477321 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 809.4s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 809.4s, 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