/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=43.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b665a9c [2020-09-29 12:42:47,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-29 12:42:47,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-29 12:42:47,349 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-29 12:42:47,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-29 12:42:47,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-29 12:42:47,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-29 12:42:47,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-29 12:42:47,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-29 12:42:47,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-29 12:42:47,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-29 12:42:47,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-29 12:42:47,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-29 12:42:47,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-29 12:42:47,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-29 12:42:47,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-29 12:42:47,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-29 12:42:47,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-29 12:42:47,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-29 12:42:47,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-29 12:42:47,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-29 12:42:47,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-29 12:42:47,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-29 12:42:47,399 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-29 12:42:47,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-29 12:42:47,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-29 12:42:47,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-29 12:42:47,413 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-29 12:42:47,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-29 12:42:47,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-29 12:42:47,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-29 12:42:47,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-29 12:42:47,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-29 12:42:47,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-29 12:42:47,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-29 12:42:47,428 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-29 12:42:47,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-29 12:42:47,430 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-29 12:42:47,430 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-29 12:42:47,431 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-29 12:42:47,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-29 12:42:47,436 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 [2020-09-29 12:42:47,475 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-29 12:42:47,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-29 12:42:47,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-29 12:42:47,479 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-29 12:42:47,479 INFO L138 SettingsManager]: * Use SBE=true [2020-09-29 12:42:47,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-29 12:42:47,480 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-29 12:42:47,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-29 12:42:47,480 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-29 12:42:47,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-29 12:42:47,481 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-29 12:42:47,482 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-29 12:42:47,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-29 12:42:47,482 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-29 12:42:47,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-29 12:42:47,483 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-29 12:42:47,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-29 12:42:47,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-29 12:42:47,483 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-29 12:42:47,484 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-29 12:42:47,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-29 12:42:47,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-29 12:42:47,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-29 12:42:47,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-29 12:42:47,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-29 12:42:47,485 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-29 12:42:47,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-29 12:42:47,485 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-29 12:42:47,486 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-29 12:42:47,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-29 12:42:47,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-29 12:42:47,940 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-29 12:42:47,946 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-29 12:42:47,947 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-09-29 12:42:47,948 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-09-29 12:42:47,949 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=43.bpl [2020-09-29 12:42:47,949 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=43.bpl' [2020-09-29 12:42:48,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-29 12:42:48,030 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-29 12:42:48,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-29 12:42:48,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-29 12:42:48,031 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-29 12:42:48,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:48" (1/1) ... [2020-09-29 12:42:48,067 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:48" (1/1) ... [2020-09-29 12:42:48,080 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-29 12:42:48,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-29 12:42:48,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-29 12:42:48,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-29 12:42:48,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:48" (1/1) ... [2020-09-29 12:42:48,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:48" (1/1) ... [2020-09-29 12:42:48,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:48" (1/1) ... [2020-09-29 12:42:48,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:48" (1/1) ... [2020-09-29 12:42:48,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:48" (1/1) ... [2020-09-29 12:42:48,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:48" (1/1) ... [2020-09-29 12:42:48,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:48" (1/1) ... [2020-09-29 12:42:48,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-29 12:42:48,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-29 12:42:48,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-29 12:42:48,146 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-29 12:42:48,148 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:48" (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 12:42:48,239 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-09-29 12:42:48,239 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-09-29 12:42:48,239 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-09-29 12:42:48,240 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-09-29 12:42:48,240 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-09-29 12:42:48,240 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-09-29 12:42:48,240 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-09-29 12:42:48,241 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-09-29 12:42:48,241 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-09-29 12:42:48,241 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-09-29 12:42:48,242 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-09-29 12:42:48,242 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-09-29 12:42:48,242 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-09-29 12:42:48,242 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-09-29 12:42:48,242 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-09-29 12:42:48,243 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-09-29 12:42:48,243 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-09-29 12:42:48,243 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-09-29 12:42:48,243 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-09-29 12:42:48,244 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-09-29 12:42:48,244 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-09-29 12:42:48,244 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-09-29 12:42:48,244 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-09-29 12:42:48,244 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-09-29 12:42:48,245 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread43 given in one single declaration [2020-09-29 12:42:48,245 INFO L130 BoogieDeclarations]: Found specification of procedure thread43 [2020-09-29 12:42:48,245 INFO L138 BoogieDeclarations]: Found implementation of procedure thread43 [2020-09-29 12:42:48,245 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-09-29 12:42:48,245 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-09-29 12:42:48,246 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-09-29 12:42:48,246 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread42 given in one single declaration [2020-09-29 12:42:48,246 INFO L130 BoogieDeclarations]: Found specification of procedure thread42 [2020-09-29 12:42:48,246 INFO L138 BoogieDeclarations]: Found implementation of procedure thread42 [2020-09-29 12:42:48,246 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-09-29 12:42:48,247 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-09-29 12:42:48,247 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-09-29 12:42:48,247 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-09-29 12:42:48,247 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-09-29 12:42:48,247 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-09-29 12:42:48,248 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-09-29 12:42:48,248 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-09-29 12:42:48,248 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-09-29 12:42:48,248 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-09-29 12:42:48,248 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-09-29 12:42:48,249 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-09-29 12:42:48,249 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-09-29 12:42:48,249 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-09-29 12:42:48,249 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-09-29 12:42:48,250 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-09-29 12:42:48,250 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-09-29 12:42:48,250 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-09-29 12:42:48,250 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-09-29 12:42:48,250 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-09-29 12:42:48,251 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-09-29 12:42:48,251 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-09-29 12:42:48,251 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-09-29 12:42:48,251 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-09-29 12:42:48,251 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-09-29 12:42:48,252 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-09-29 12:42:48,252 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-09-29 12:42:48,252 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-09-29 12:42:48,252 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-09-29 12:42:48,252 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-09-29 12:42:48,253 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-09-29 12:42:48,253 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-09-29 12:42:48,253 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-09-29 12:42:48,253 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-09-29 12:42:48,253 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-09-29 12:42:48,254 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-09-29 12:42:48,254 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-09-29 12:42:48,254 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-09-29 12:42:48,254 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-09-29 12:42:48,254 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-09-29 12:42:48,255 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-09-29 12:42:48,255 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-09-29 12:42:48,255 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-09-29 12:42:48,255 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-09-29 12:42:48,255 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-09-29 12:42:48,256 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-09-29 12:42:48,256 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-09-29 12:42:48,256 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-09-29 12:42:48,256 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-09-29 12:42:48,256 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-09-29 12:42:48,257 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-09-29 12:42:48,257 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-09-29 12:42:48,257 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-09-29 12:42:48,257 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-09-29 12:42:48,257 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-09-29 12:42:48,258 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-09-29 12:42:48,258 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-09-29 12:42:48,258 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-09-29 12:42:48,258 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-09-29 12:42:48,258 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-09-29 12:42:48,259 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-09-29 12:42:48,259 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-09-29 12:42:48,259 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-09-29 12:42:48,259 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-09-29 12:42:48,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-29 12:42:48,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-29 12:42:48,260 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-09-29 12:42:48,260 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-09-29 12:42:48,260 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-09-29 12:42:48,260 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-09-29 12:42:48,260 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-09-29 12:42:48,261 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-09-29 12:42:48,261 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-09-29 12:42:48,261 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-09-29 12:42:48,261 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-09-29 12:42:48,262 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-09-29 12:42:48,262 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-09-29 12:42:48,262 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-09-29 12:42:48,262 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-09-29 12:42:48,262 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-09-29 12:42:48,263 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-09-29 12:42:48,263 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-09-29 12:42:48,263 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-09-29 12:42:48,263 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-09-29 12:42:48,264 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-09-29 12:42:48,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-09-29 12:42:48,264 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-09-29 12:42:48,264 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-09-29 12:42:48,265 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-09-29 12:42:48,265 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-09-29 12:42:48,265 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-09-29 12:42:48,265 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-09-29 12:42:48,265 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-09-29 12:42:48,266 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-09-29 12:42:48,266 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-09-29 12:42:48,266 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-09-29 12:42:48,266 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-09-29 12:42:48,266 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-09-29 12:42:48,267 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-09-29 12:42:48,268 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 12:42:48,807 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-29 12:42:48,807 INFO L298 CfgBuilder]: Removed 43 assume(true) statements. [2020-09-29 12:42:48,813 INFO L202 PluginConnector]: Adding new model example2_N=43.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 12:42:48 BoogieIcfgContainer [2020-09-29 12:42:48,813 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-29 12:42:48,815 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-29 12:42:48,815 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-29 12:42:48,818 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-29 12:42:48,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 12:42:48" (1/2) ... [2020-09-29 12:42:48,820 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@375fbbb1 and model type example2_N=43.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.09 12:42:48, skipping insertion in model container [2020-09-29 12:42:48,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=43.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 12:42:48" (2/2) ... [2020-09-29 12:42:48,823 INFO L109 eAbstractionObserver]: Analyzing ICFG example2_N=43.bpl [2020-09-29 12:42:48,834 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-29 12:42:48,834 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-29 12:42:48,845 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-29 12:42:48,846 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-29 12:42:49,758 INFO L251 AbstractCegarLoop]: Starting to check reachability of 44 error locations. [2020-09-29 12:42:49,785 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-29 12:42:49,786 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-29 12:42:49,786 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-29 12:42:49,786 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-29 12:42:49,786 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-29 12:42:49,787 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-29 12:42:49,787 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-29 12:42:49,787 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-29 12:42:49,817 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 306 places, 219 transitions, 782 flow [2020-09-29 12:42:49,820 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 306 places, 219 transitions, 782 flow [2020-09-29 12:42:50,057 INFO L129 PetriNetUnfolder]: 43/176 cut-off events. [2020-09-29 12:42:50,057 INFO L130 PetriNetUnfolder]: For 43/43 co-relation queries the response was YES. [2020-09-29 12:42:50,078 INFO L80 FinitePrefix]: Finished finitePrefix Result has 349 conditions, 176 events. 43/176 cut-off events. For 43/43 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 127 event pairs, 0 based on Foata normal form. 0/132 useless extension candidates. Maximal degree in co-relation 212. Up to 2 conditions per place. [2020-09-29 12:42:50,093 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 306 places, 219 transitions, 782 flow [2020-09-29 12:42:50,200 INFO L129 PetriNetUnfolder]: 43/176 cut-off events. [2020-09-29 12:42:50,201 INFO L130 PetriNetUnfolder]: For 43/43 co-relation queries the response was YES. [2020-09-29 12:42:50,204 INFO L80 FinitePrefix]: Finished finitePrefix Result has 349 conditions, 176 events. 43/176 cut-off events. For 43/43 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 127 event pairs, 0 based on Foata normal form. 0/132 useless extension candidates. Maximal degree in co-relation 212. Up to 2 conditions per place. [2020-09-29 12:42:50,221 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 14448 [2020-09-29 12:42:50,222 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-29 12:42:50,415 INFO L206 etLargeBlockEncoding]: Checked pairs total: 0 [2020-09-29 12:42:50,415 INFO L214 etLargeBlockEncoding]: Total number of compositions: 1 [2020-09-29 12:42:50,419 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 305 places, 218 transitions, 780 flow Received shutdown request... [2020-09-29 12:55:52,718 WARN L544 AbstractCegarLoop]: Verification canceled [2020-09-29 12:55:52,724 WARN L228 ceAbstractionStarter]: Timeout [2020-09-29 12:55:52,725 INFO L202 PluginConnector]: Adding new model example2_N=43.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.09 12:55:52 BasicIcfg [2020-09-29 12:55:52,725 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-29 12:55:52,731 INFO L168 Benchmark]: Toolchain (without parser) took 784702.17 ms. Allocated memory was 251.7 MB in the beginning and 10.6 GB in the end (delta: 10.3 GB). Free memory was 223.0 MB in the beginning and 3.3 GB in the end (delta: -3.1 GB). Peak memory consumption was 9.4 GB. Max. memory is 14.2 GB. [2020-09-29 12:55:52,732 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 ms. Allocated memory is still 251.7 MB. Free memory is still 225.5 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-09-29 12:55:52,733 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.30 ms. Allocated memory is still 251.7 MB. Free memory was 223.0 MB in the beginning and 220.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-09-29 12:55:52,735 INFO L168 Benchmark]: Boogie Preprocessor took 62.90 ms. Allocated memory is still 251.7 MB. Free memory was 220.5 MB in the beginning and 218.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-09-29 12:55:52,737 INFO L168 Benchmark]: RCFGBuilder took 667.52 ms. Allocated memory is still 251.7 MB. Free memory was 218.0 MB in the beginning and 185.2 MB in the end (delta: 32.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 14.2 GB. [2020-09-29 12:55:52,738 INFO L168 Benchmark]: TraceAbstraction took 783910.39 ms. Allocated memory was 251.7 MB in the beginning and 10.6 GB in the end (delta: 10.3 GB). Free memory was 185.2 MB in the beginning and 3.3 GB in the end (delta: -3.1 GB). Peak memory consumption was 9.4 GB. Max. memory is 14.2 GB. [2020-09-29 12:55:52,750 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 0.17 ms. Allocated memory is still 251.7 MB. Free memory is still 225.5 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 49.30 ms. Allocated memory is still 251.7 MB. Free memory was 223.0 MB in the beginning and 220.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 62.90 ms. Allocated memory is still 251.7 MB. Free memory was 220.5 MB in the beginning and 218.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 667.52 ms. Allocated memory is still 251.7 MB. Free memory was 218.0 MB in the beginning and 185.2 MB in the end (delta: 32.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 14.2 GB. * TraceAbstraction took 783910.39 ms. Allocated memory was 251.7 MB in the beginning and 10.6 GB in the end (delta: 10.3 GB). Free memory was 185.2 MB in the beginning and 3.3 GB in the end (delta: -3.1 GB). Peak memory consumption was 9.4 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 0.5s, 306 ProgramPointsBefore, 305 ProgramPointsAfterwards, 219 TransitionsBefore, 218 TransitionsAfterwards, 14448 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 VarBasedMoverChecksPositive, 0 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 0 CheckedPairsTotal, 1 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 96]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 96). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 305 places, 218 transitions, 780 flow. Already constructed 720337 states. Currently 275152 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 177 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 782.9s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 782.9s, 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