/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=46.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-50b6972 [2020-10-06 19:21:16,568 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-06 19:21:16,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-06 19:21:16,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-06 19:21:16,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-06 19:21:16,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-06 19:21:16,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-06 19:21:16,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-06 19:21:16,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-06 19:21:16,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-06 19:21:16,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-06 19:21:16,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-06 19:21:16,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-06 19:21:16,603 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-06 19:21:16,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-06 19:21:16,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-06 19:21:16,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-06 19:21:16,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-06 19:21:16,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-06 19:21:16,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-06 19:21:16,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-06 19:21:16,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-06 19:21:16,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-06 19:21:16,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-06 19:21:16,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-06 19:21:16,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-06 19:21:16,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-06 19:21:16,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-06 19:21:16,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-06 19:21:16,622 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-06 19:21:16,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-06 19:21:16,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-06 19:21:16,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-06 19:21:16,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-06 19:21:16,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-06 19:21:16,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-06 19:21:16,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-06 19:21:16,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-06 19:21:16,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-06 19:21:16,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-06 19:21:16,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-06 19:21:16,632 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 [2020-10-06 19:21:16,671 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-06 19:21:16,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-06 19:21:16,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-06 19:21:16,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-06 19:21:16,673 INFO L138 SettingsManager]: * Use SBE=true [2020-10-06 19:21:16,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-06 19:21:16,673 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-06 19:21:16,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-06 19:21:16,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-06 19:21:16,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-06 19:21:16,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-06 19:21:16,675 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-06 19:21:16,676 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-06 19:21:16,676 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-06 19:21:16,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-06 19:21:16,677 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-06 19:21:16,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-06 19:21:16,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-06 19:21:16,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-06 19:21:16,677 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-06 19:21:16,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-06 19:21:16,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-06 19:21:16,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-06 19:21:16,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-06 19:21:16,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-06 19:21:16,678 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-06 19:21:16,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-06 19:21:16,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-06 19:21:16,679 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-06 19:21:16,679 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-06 19:21:16,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-06 19:21:16,974 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-06 19:21:16,978 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-06 19:21:16,979 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-10-06 19:21:16,980 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-10-06 19:21:16,981 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=46.bpl [2020-10-06 19:21:16,981 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=46.bpl' [2020-10-06 19:21:17,043 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-06 19:21:17,045 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-06 19:21:17,046 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-06 19:21:17,046 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-06 19:21:17,046 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-06 19:21:17,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=46.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:21:17" (1/1) ... [2020-10-06 19:21:17,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=46.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:21:17" (1/1) ... [2020-10-06 19:21:17,095 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-06 19:21:17,096 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-06 19:21:17,096 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-06 19:21:17,096 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-06 19:21:17,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=46.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:21:17" (1/1) ... [2020-10-06 19:21:17,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=46.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:21:17" (1/1) ... [2020-10-06 19:21:17,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=46.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:21:17" (1/1) ... [2020-10-06 19:21:17,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=46.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:21:17" (1/1) ... [2020-10-06 19:21:17,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=46.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:21:17" (1/1) ... [2020-10-06 19:21:17,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=46.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:21:17" (1/1) ... [2020-10-06 19:21:17,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=46.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:21:17" (1/1) ... [2020-10-06 19:21:17,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-06 19:21:17,153 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-06 19:21:17,153 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-06 19:21:17,153 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-06 19:21:17,154 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=46.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:21:17" (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 [2020-10-06 19:21:17,240 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-10-06 19:21:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-10-06 19:21:17,242 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-10-06 19:21:17,242 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-10-06 19:21:17,243 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-10-06 19:21:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-10-06 19:21:17,243 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-10-06 19:21:17,243 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-10-06 19:21:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-10-06 19:21:17,244 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-10-06 19:21:17,244 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-10-06 19:21:17,244 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-10-06 19:21:17,244 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-10-06 19:21:17,245 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-10-06 19:21:17,245 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-10-06 19:21:17,245 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread46 given in one single declaration [2020-10-06 19:21:17,245 INFO L130 BoogieDeclarations]: Found specification of procedure thread46 [2020-10-06 19:21:17,245 INFO L138 BoogieDeclarations]: Found implementation of procedure thread46 [2020-10-06 19:21:17,245 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-10-06 19:21:17,246 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-10-06 19:21:17,246 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-10-06 19:21:17,247 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-10-06 19:21:17,247 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-10-06 19:21:17,248 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-10-06 19:21:17,254 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-10-06 19:21:17,255 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-10-06 19:21:17,255 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-10-06 19:21:17,256 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread43 given in one single declaration [2020-10-06 19:21:17,257 INFO L130 BoogieDeclarations]: Found specification of procedure thread43 [2020-10-06 19:21:17,257 INFO L138 BoogieDeclarations]: Found implementation of procedure thread43 [2020-10-06 19:21:17,257 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-10-06 19:21:17,257 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-10-06 19:21:17,257 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-10-06 19:21:17,257 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread42 given in one single declaration [2020-10-06 19:21:17,259 INFO L130 BoogieDeclarations]: Found specification of procedure thread42 [2020-10-06 19:21:17,259 INFO L138 BoogieDeclarations]: Found implementation of procedure thread42 [2020-10-06 19:21:17,259 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-10-06 19:21:17,259 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-10-06 19:21:17,259 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-10-06 19:21:17,260 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread45 given in one single declaration [2020-10-06 19:21:17,260 INFO L130 BoogieDeclarations]: Found specification of procedure thread45 [2020-10-06 19:21:17,260 INFO L138 BoogieDeclarations]: Found implementation of procedure thread45 [2020-10-06 19:21:17,260 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-10-06 19:21:17,261 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-10-06 19:21:17,261 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-10-06 19:21:17,261 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread44 given in one single declaration [2020-10-06 19:21:17,261 INFO L130 BoogieDeclarations]: Found specification of procedure thread44 [2020-10-06 19:21:17,261 INFO L138 BoogieDeclarations]: Found implementation of procedure thread44 [2020-10-06 19:21:17,262 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-10-06 19:21:17,262 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-10-06 19:21:17,262 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-10-06 19:21:17,263 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-10-06 19:21:17,263 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-10-06 19:21:17,263 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-10-06 19:21:17,263 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-10-06 19:21:17,263 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-10-06 19:21:17,264 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-10-06 19:21:17,264 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-10-06 19:21:17,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-10-06 19:21:17,264 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-10-06 19:21:17,265 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-10-06 19:21:17,265 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-10-06 19:21:17,265 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-10-06 19:21:17,265 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-10-06 19:21:17,265 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-06 19:21:17,266 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-06 19:21:17,266 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-10-06 19:21:17,267 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-06 19:21:17,267 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-06 19:21:17,267 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-10-06 19:21:17,267 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-10-06 19:21:17,268 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-10-06 19:21:17,268 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-10-06 19:21:17,268 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-10-06 19:21:17,268 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-10-06 19:21:17,268 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-10-06 19:21:17,268 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-10-06 19:21:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-10-06 19:21:17,269 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-10-06 19:21:17,269 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-10-06 19:21:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-10-06 19:21:17,269 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-10-06 19:21:17,269 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-10-06 19:21:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-10-06 19:21:17,270 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-10-06 19:21:17,271 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-10-06 19:21:17,271 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-10-06 19:21:17,272 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-10-06 19:21:17,272 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-10-06 19:21:17,272 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-10-06 19:21:17,272 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-10-06 19:21:17,272 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-10-06 19:21:17,272 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-10-06 19:21:17,273 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-10-06 19:21:17,273 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-10-06 19:21:17,273 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-10-06 19:21:17,273 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-10-06 19:21:17,273 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-10-06 19:21:17,273 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-10-06 19:21:17,274 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-10-06 19:21:17,274 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-10-06 19:21:17,274 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-10-06 19:21:17,274 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-10-06 19:21:17,274 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-10-06 19:21:17,275 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-10-06 19:21:17,275 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-10-06 19:21:17,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-06 19:21:17,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-06 19:21:17,277 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-10-06 19:21:17,277 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-10-06 19:21:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-10-06 19:21:17,280 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-10-06 19:21:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-10-06 19:21:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-10-06 19:21:17,281 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-10-06 19:21:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-10-06 19:21:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-10-06 19:21:17,282 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-10-06 19:21:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-10-06 19:21:17,282 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-10-06 19:21:17,282 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-10-06 19:21:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-10-06 19:21:17,283 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-10-06 19:21:17,283 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-10-06 19:21:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-10-06 19:21:17,283 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-10-06 19:21:17,283 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-10-06 19:21:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-10-06 19:21:17,283 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-10-06 19:21:17,284 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-10-06 19:21:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-10-06 19:21:17,285 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-10-06 19:21:17,285 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-10-06 19:21:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-10-06 19:21:17,286 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-10-06 19:21:17,287 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-10-06 19:21:17,287 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-10-06 19:21:17,287 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-10-06 19:21:17,287 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-10-06 19:21:17,288 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-10-06 19:21:17,288 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-10-06 19:21:17,290 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-06 19:21:17,943 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-06 19:21:17,943 INFO L298 CfgBuilder]: Removed 46 assume(true) statements. [2020-10-06 19:21:17,946 INFO L202 PluginConnector]: Adding new model example2_N=46.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 07:21:17 BoogieIcfgContainer [2020-10-06 19:21:17,946 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-06 19:21:17,948 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-06 19:21:17,948 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-06 19:21:17,951 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-06 19:21:17,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=46.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:21:17" (1/2) ... [2020-10-06 19:21:17,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68f590e and model type example2_N=46.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 07:21:17, skipping insertion in model container [2020-10-06 19:21:17,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=46.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 07:21:17" (2/2) ... [2020-10-06 19:21:17,954 INFO L111 eAbstractionObserver]: Analyzing ICFG example2_N=46.bpl [2020-10-06 19:21:17,967 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-06 19:21:17,967 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-06 19:21:17,974 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-06 19:21:17,975 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-06 19:21:18,829 INFO L253 AbstractCegarLoop]: Starting to check reachability of 47 error locations. [2020-10-06 19:21:18,851 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-06 19:21:18,852 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-06 19:21:18,852 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-06 19:21:18,852 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-06 19:21:18,852 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-06 19:21:18,852 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-06 19:21:18,853 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-06 19:21:18,853 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-06 19:21:18,879 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-06 19:21:18,882 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 373 places, 280 transitions, 928 flow [2020-10-06 19:21:18,885 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 373 places, 280 transitions, 928 flow [2020-10-06 19:21:18,887 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 373 places, 280 transitions, 928 flow [2020-10-06 19:21:19,081 INFO L129 PetriNetUnfolder]: 46/234 cut-off events. [2020-10-06 19:21:19,081 INFO L130 PetriNetUnfolder]: For 46/46 co-relation queries the response was YES. [2020-10-06 19:21:19,096 INFO L80 FinitePrefix]: Finished finitePrefix Result has 419 conditions, 234 events. 46/234 cut-off events. For 46/46 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 317 event pairs, 0 based on Foata normal form. 0/187 useless extension candidates. Maximal degree in co-relation 273. Up to 2 conditions per place. [2020-10-06 19:21:19,122 INFO L117 LiptonReduction]: Number of co-enabled transitions 31050 [2020-10-06 19:21:20,191 INFO L132 LiptonReduction]: Checked pairs total: 49185 [2020-10-06 19:21:20,192 INFO L134 LiptonReduction]: Total number of compositions: 2 [2020-10-06 19:21:20,200 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 371 places, 278 transitions, 924 flow Received shutdown request... [2020-10-06 19:34:44,921 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-06 19:34:44,926 WARN L235 ceAbstractionStarter]: Timeout [2020-10-06 19:34:44,927 INFO L202 PluginConnector]: Adding new model example2_N=46.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.10 07:34:44 BasicIcfg [2020-10-06 19:34:44,927 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-06 19:34:44,929 INFO L168 Benchmark]: Toolchain (without parser) took 807883.92 ms. Allocated memory was 250.6 MB in the beginning and 9.3 GB in the end (delta: 9.0 GB). Free memory was 222.0 MB in the beginning and 3.5 GB in the end (delta: -3.2 GB). Peak memory consumption was 8.0 GB. Max. memory is 14.2 GB. [2020-10-06 19:34:44,930 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 250.6 MB. Free memory is still 224.5 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-06 19:34:44,931 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.40 ms. Allocated memory is still 250.6 MB. Free memory was 222.0 MB in the beginning and 219.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-06 19:34:44,932 INFO L168 Benchmark]: Boogie Preprocessor took 56.66 ms. Allocated memory is still 250.6 MB. Free memory was 219.4 MB in the beginning and 216.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-06 19:34:44,933 INFO L168 Benchmark]: RCFGBuilder took 793.82 ms. Allocated memory is still 250.6 MB. Free memory was 216.9 MB in the beginning and 176.6 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 14.2 GB. [2020-10-06 19:34:44,934 INFO L168 Benchmark]: TraceAbstraction took 806979.27 ms. Allocated memory was 250.6 MB in the beginning and 9.3 GB in the end (delta: 9.0 GB). Free memory was 176.6 MB in the beginning and 3.5 GB in the end (delta: -3.3 GB). Peak memory consumption was 8.0 GB. Max. memory is 14.2 GB. [2020-10-06 19:34:44,943 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 250.6 MB. Free memory is still 224.5 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 49.40 ms. Allocated memory is still 250.6 MB. Free memory was 222.0 MB in the beginning and 219.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 56.66 ms. Allocated memory is still 250.6 MB. Free memory was 219.4 MB in the beginning and 216.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 793.82 ms. Allocated memory is still 250.6 MB. Free memory was 216.9 MB in the beginning and 176.6 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 14.2 GB. * TraceAbstraction took 806979.27 ms. Allocated memory was 250.6 MB in the beginning and 9.3 GB in the end (delta: 9.0 GB). Free memory was 176.6 MB in the beginning and 3.5 GB in the end (delta: -3.3 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 11936 VarBasedMoverChecksPositive, 225 VarBasedMoverChecksNegative, 136 SemBasedMoverChecksPositive, 89 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.7s, 11944 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.3s, 373 PlacesBefore, 371 PlacesAfterwards, 280 TransitionsBefore, 278 TransitionsAfterwards, 31050 CoEnabledTransitionPairs, 1 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 49185 MoverChecksTotal - TimeoutResultAtElement [Line: 102]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 102). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 371 places, 278 transitions, 924 flow. Already constructed 896175 states. Currently 448087 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 47 procedures, 235 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 806.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 806.0s, 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