/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=54.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-50b6972 [2020-10-06 19:43:37,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-06 19:43:37,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-06 19:43:37,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-06 19:43:37,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-06 19:43:37,224 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-06 19:43:37,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-06 19:43:37,228 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-06 19:43:37,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-06 19:43:37,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-06 19:43:37,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-06 19:43:37,237 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-06 19:43:37,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-06 19:43:37,240 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-06 19:43:37,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-06 19:43:37,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-06 19:43:37,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-06 19:43:37,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-06 19:43:37,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-06 19:43:37,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-06 19:43:37,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-06 19:43:37,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-06 19:43:37,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-06 19:43:37,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-06 19:43:37,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-06 19:43:37,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-06 19:43:37,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-06 19:43:37,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-06 19:43:37,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-06 19:43:37,271 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-06 19:43:37,271 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-06 19:43:37,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-06 19:43:37,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-06 19:43:37,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-06 19:43:37,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-06 19:43:37,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-06 19:43:37,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-06 19:43:37,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-06 19:43:37,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-06 19:43:37,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-06 19:43:37,279 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-06 19:43:37,279 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 19:43:37,320 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-06 19:43:37,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-06 19:43:37,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-06 19:43:37,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-06 19:43:37,322 INFO L138 SettingsManager]: * Use SBE=true [2020-10-06 19:43:37,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-06 19:43:37,322 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-06 19:43:37,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-06 19:43:37,323 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-06 19:43:37,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-06 19:43:37,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-06 19:43:37,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-06 19:43:37,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-06 19:43:37,325 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-06 19:43:37,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-06 19:43:37,325 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-06 19:43:37,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-06 19:43:37,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-06 19:43:37,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-06 19:43:37,326 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-06 19:43:37,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-06 19:43:37,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-06 19:43:37,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-06 19:43:37,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-06 19:43:37,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-06 19:43:37,327 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-06 19:43:37,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-06 19:43:37,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-06 19:43:37,328 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-06 19:43:37,328 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-06 19:43:37,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-06 19:43:37,612 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-06 19:43:37,616 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-06 19:43:37,617 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-10-06 19:43:37,618 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-10-06 19:43:37,618 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=54.bpl [2020-10-06 19:43:37,619 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=54.bpl' [2020-10-06 19:43:37,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-06 19:43:37,689 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-06 19:43:37,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-06 19:43:37,690 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-06 19:43:37,690 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-06 19:43:37,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=54.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:37" (1/1) ... [2020-10-06 19:43:37,721 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=54.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:37" (1/1) ... [2020-10-06 19:43:37,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-06 19:43:37,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-06 19:43:37,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-06 19:43:37,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-06 19:43:37,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=54.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:37" (1/1) ... [2020-10-06 19:43:37,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=54.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:37" (1/1) ... [2020-10-06 19:43:37,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=54.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:37" (1/1) ... [2020-10-06 19:43:37,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=54.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:37" (1/1) ... [2020-10-06 19:43:37,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=54.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:37" (1/1) ... [2020-10-06 19:43:37,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=54.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:37" (1/1) ... [2020-10-06 19:43:37,797 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=54.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:37" (1/1) ... [2020-10-06 19:43:37,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-06 19:43:37,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-06 19:43:37,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-06 19:43:37,806 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-06 19:43:37,807 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=54.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:37" (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 19:43:37,885 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-10-06 19:43:37,885 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-10-06 19:43:37,887 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-10-06 19:43:37,888 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-10-06 19:43:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-10-06 19:43:37,888 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-10-06 19:43:37,888 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-10-06 19:43:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-10-06 19:43:37,888 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-10-06 19:43:37,889 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-10-06 19:43:37,889 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-10-06 19:43:37,889 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-10-06 19:43:37,889 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-10-06 19:43:37,889 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-10-06 19:43:37,890 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-10-06 19:43:37,890 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-10-06 19:43:37,890 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-10-06 19:43:37,890 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-10-06 19:43:37,890 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-10-06 19:43:37,890 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-10-06 19:43:37,891 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-10-06 19:43:37,892 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-10-06 19:43:37,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-10-06 19:43:37,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-10-06 19:43:37,899 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-10-06 19:43:37,900 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-10-06 19:43:37,900 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-10-06 19:43:37,902 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-10-06 19:43:37,902 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-10-06 19:43:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-10-06 19:43:37,903 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-10-06 19:43:37,903 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-10-06 19:43:37,903 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-10-06 19:43:37,903 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-10-06 19:43:37,904 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-06 19:43:37,904 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-06 19:43:37,905 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-10-06 19:43:37,905 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-06 19:43:37,905 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-06 19:43:37,905 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-10-06 19:43:37,905 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-10-06 19:43:37,906 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-10-06 19:43:37,906 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-10-06 19:43:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-10-06 19:43:37,906 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-10-06 19:43:37,907 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-10-06 19:43:37,907 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-10-06 19:43:37,907 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-10-06 19:43:37,908 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-10-06 19:43:37,908 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-10-06 19:43:37,908 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-10-06 19:43:37,908 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-10-06 19:43:37,909 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-10-06 19:43:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-10-06 19:43:37,909 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-10-06 19:43:37,909 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-10-06 19:43:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-10-06 19:43:37,910 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-10-06 19:43:37,910 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-10-06 19:43:37,910 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-10-06 19:43:37,910 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-10-06 19:43:37,911 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-10-06 19:43:37,911 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-10-06 19:43:37,911 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-10-06 19:43:37,911 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-10-06 19:43:37,911 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-10-06 19:43:37,912 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-10-06 19:43:37,912 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-10-06 19:43:37,913 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-10-06 19:43:37,913 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-10-06 19:43:37,913 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-10-06 19:43:37,913 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-10-06 19:43:37,913 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-10-06 19:43:37,915 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-10-06 19:43:37,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-10-06 19:43:37,915 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-10-06 19:43:37,915 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-10-06 19:43:37,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-10-06 19:43:37,915 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-10-06 19:43:37,916 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-10-06 19:43:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-10-06 19:43:37,916 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-10-06 19:43:37,916 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-10-06 19:43:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-10-06 19:43:37,917 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-10-06 19:43:37,918 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-10-06 19:43:37,918 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-10-06 19:43:37,918 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-10-06 19:43:37,919 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-10-06 19:43:37,919 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-10-06 19:43:37,919 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-10-06 19:43:37,919 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-10-06 19:43:37,920 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-10-06 19:43:37,920 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread47 given in one single declaration [2020-10-06 19:43:37,920 INFO L130 BoogieDeclarations]: Found specification of procedure thread47 [2020-10-06 19:43:37,920 INFO L138 BoogieDeclarations]: Found implementation of procedure thread47 [2020-10-06 19:43:37,920 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread46 given in one single declaration [2020-10-06 19:43:37,921 INFO L130 BoogieDeclarations]: Found specification of procedure thread46 [2020-10-06 19:43:37,921 INFO L138 BoogieDeclarations]: Found implementation of procedure thread46 [2020-10-06 19:43:37,921 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread49 given in one single declaration [2020-10-06 19:43:37,921 INFO L130 BoogieDeclarations]: Found specification of procedure thread49 [2020-10-06 19:43:37,921 INFO L138 BoogieDeclarations]: Found implementation of procedure thread49 [2020-10-06 19:43:37,922 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread48 given in one single declaration [2020-10-06 19:43:37,922 INFO L130 BoogieDeclarations]: Found specification of procedure thread48 [2020-10-06 19:43:37,922 INFO L138 BoogieDeclarations]: Found implementation of procedure thread48 [2020-10-06 19:43:37,922 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread43 given in one single declaration [2020-10-06 19:43:37,922 INFO L130 BoogieDeclarations]: Found specification of procedure thread43 [2020-10-06 19:43:37,922 INFO L138 BoogieDeclarations]: Found implementation of procedure thread43 [2020-10-06 19:43:37,924 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread42 given in one single declaration [2020-10-06 19:43:37,924 INFO L130 BoogieDeclarations]: Found specification of procedure thread42 [2020-10-06 19:43:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure thread42 [2020-10-06 19:43:37,927 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread45 given in one single declaration [2020-10-06 19:43:37,927 INFO L130 BoogieDeclarations]: Found specification of procedure thread45 [2020-10-06 19:43:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure thread45 [2020-10-06 19:43:37,928 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread44 given in one single declaration [2020-10-06 19:43:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure thread44 [2020-10-06 19:43:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure thread44 [2020-10-06 19:43:37,928 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-10-06 19:43:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-10-06 19:43:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-10-06 19:43:37,929 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-10-06 19:43:37,929 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-10-06 19:43:37,929 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-10-06 19:43:37,929 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-10-06 19:43:37,929 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-10-06 19:43:37,929 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-10-06 19:43:37,930 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread50 given in one single declaration [2020-10-06 19:43:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure thread50 [2020-10-06 19:43:37,930 INFO L138 BoogieDeclarations]: Found implementation of procedure thread50 [2020-10-06 19:43:37,931 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread52 given in one single declaration [2020-10-06 19:43:37,931 INFO L130 BoogieDeclarations]: Found specification of procedure thread52 [2020-10-06 19:43:37,932 INFO L138 BoogieDeclarations]: Found implementation of procedure thread52 [2020-10-06 19:43:37,932 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread51 given in one single declaration [2020-10-06 19:43:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure thread51 [2020-10-06 19:43:37,932 INFO L138 BoogieDeclarations]: Found implementation of procedure thread51 [2020-10-06 19:43:37,933 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-10-06 19:43:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-10-06 19:43:37,934 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-10-06 19:43:37,934 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-10-06 19:43:37,934 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-10-06 19:43:37,934 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-10-06 19:43:37,934 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-10-06 19:43:37,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-06 19:43:37,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-06 19:43:37,935 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-10-06 19:43:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-10-06 19:43:37,936 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-10-06 19:43:37,937 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-10-06 19:43:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-10-06 19:43:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-10-06 19:43:37,939 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread54 given in one single declaration [2020-10-06 19:43:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure thread54 [2020-10-06 19:43:37,943 INFO L138 BoogieDeclarations]: Found implementation of procedure thread54 [2020-10-06 19:43:37,943 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-10-06 19:43:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-10-06 19:43:37,950 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-10-06 19:43:37,950 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread53 given in one single declaration [2020-10-06 19:43:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure thread53 [2020-10-06 19:43:37,951 INFO L138 BoogieDeclarations]: Found implementation of procedure thread53 [2020-10-06 19:43:37,951 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-10-06 19:43:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-10-06 19:43:37,951 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-10-06 19:43:37,952 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-10-06 19:43:37,952 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-10-06 19:43:37,952 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-10-06 19:43:37,954 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 19:43:38,526 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-06 19:43:38,527 INFO L298 CfgBuilder]: Removed 54 assume(true) statements. [2020-10-06 19:43:38,531 INFO L202 PluginConnector]: Adding new model example2_N=54.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 07:43:38 BoogieIcfgContainer [2020-10-06 19:43:38,531 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-06 19:43:38,533 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-06 19:43:38,533 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-06 19:43:38,537 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-06 19:43:38,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=54.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:37" (1/2) ... [2020-10-06 19:43:38,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ee0c357 and model type example2_N=54.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 07:43:38, skipping insertion in model container [2020-10-06 19:43:38,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=54.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 07:43:38" (2/2) ... [2020-10-06 19:43:38,540 INFO L111 eAbstractionObserver]: Analyzing ICFG example2_N=54.bpl [2020-10-06 19:43:38,557 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-06 19:43:38,557 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-06 19:43:38,566 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-06 19:43:38,567 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-06 19:43:39,775 INFO L253 AbstractCegarLoop]: Starting to check reachability of 55 error locations. [2020-10-06 19:43:39,799 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-06 19:43:39,799 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-06 19:43:39,799 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-06 19:43:39,799 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-06 19:43:39,799 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-06 19:43:39,800 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-06 19:43:39,800 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-06 19:43:39,800 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-06 19:43:39,826 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-06 19:43:39,830 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 437 places, 328 transitions, 1088 flow [2020-10-06 19:43:39,833 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 437 places, 328 transitions, 1088 flow [2020-10-06 19:43:39,835 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 437 places, 328 transitions, 1088 flow [2020-10-06 19:43:40,109 INFO L129 PetriNetUnfolder]: 54/274 cut-off events. [2020-10-06 19:43:40,110 INFO L130 PetriNetUnfolder]: For 54/54 co-relation queries the response was YES. [2020-10-06 19:43:40,140 INFO L80 FinitePrefix]: Finished finitePrefix Result has 491 conditions, 274 events. 54/274 cut-off events. For 54/54 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 373 event pairs, 0 based on Foata normal form. 0/219 useless extension candidates. Maximal degree in co-relation 321. Up to 2 conditions per place. [2020-10-06 19:43:40,180 INFO L117 LiptonReduction]: Number of co-enabled transitions 42930 [2020-10-06 19:43:41,717 INFO L132 LiptonReduction]: Checked pairs total: 68105 [2020-10-06 19:43:41,717 INFO L134 LiptonReduction]: Total number of compositions: 2 [2020-10-06 19:43:41,724 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 435 places, 326 transitions, 1084 flow Received shutdown request... [2020-10-06 19:56:49,551 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-06 19:56:49,554 WARN L235 ceAbstractionStarter]: Timeout [2020-10-06 19:56:49,556 INFO L202 PluginConnector]: Adding new model example2_N=54.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.10 07:56:49 BasicIcfg [2020-10-06 19:56:49,556 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-06 19:56:49,559 INFO L168 Benchmark]: Toolchain (without parser) took 791869.60 ms. Allocated memory was 253.2 MB in the beginning and 10.7 GB in the end (delta: 10.5 GB). Free memory was 224.6 MB in the beginning and 4.1 GB in the end (delta: -3.9 GB). Peak memory consumption was 9.1 GB. Max. memory is 14.2 GB. [2020-10-06 19:56:49,560 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 253.2 MB. Free memory is still 227.1 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-06 19:56:49,562 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.98 ms. Allocated memory is still 253.2 MB. Free memory was 224.6 MB in the beginning and 222.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-06 19:56:49,563 INFO L168 Benchmark]: Boogie Preprocessor took 69.53 ms. Allocated memory is still 253.2 MB. Free memory was 222.1 MB in the beginning and 219.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-06 19:56:49,565 INFO L168 Benchmark]: RCFGBuilder took 725.73 ms. Allocated memory is still 253.2 MB. Free memory was 219.5 MB in the beginning and 171.6 MB in the end (delta: 47.9 MB). Peak memory consumption was 47.9 MB. Max. memory is 14.2 GB. [2020-10-06 19:56:49,567 INFO L168 Benchmark]: TraceAbstraction took 791023.13 ms. Allocated memory was 253.2 MB in the beginning and 10.7 GB in the end (delta: 10.5 GB). Free memory was 171.6 MB in the beginning and 4.1 GB in the end (delta: -3.9 GB). Peak memory consumption was 9.1 GB. Max. memory is 14.2 GB. [2020-10-06 19:56:49,582 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 253.2 MB. Free memory is still 227.1 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 45.98 ms. Allocated memory is still 253.2 MB. Free memory was 224.6 MB in the beginning and 222.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 69.53 ms. Allocated memory is still 253.2 MB. Free memory was 222.1 MB in the beginning and 219.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 725.73 ms. Allocated memory is still 253.2 MB. Free memory was 219.5 MB in the beginning and 171.6 MB in the end (delta: 47.9 MB). Peak memory consumption was 47.9 MB. Max. memory is 14.2 GB. * TraceAbstraction took 791023.13 ms. Allocated memory was 253.2 MB in the beginning and 10.7 GB in the end (delta: 10.5 GB). Free memory was 171.6 MB in the beginning and 4.1 GB in the end (delta: -3.9 GB). Peak memory consumption was 9.1 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 11645 VarBasedMoverChecksPositive, 371 VarBasedMoverChecksNegative, 213 SemBasedMoverChecksPositive, 158 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.2s, 11801 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.8s, 437 PlacesBefore, 435 PlacesAfterwards, 328 TransitionsBefore, 326 TransitionsAfterwards, 42930 CoEnabledTransitionPairs, 1 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 68105 MoverChecksTotal - TimeoutResultAtElement [Line: 118]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 118). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 435 places, 326 transitions, 1084 flow. Already constructed 906404 states. Currently 453205 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 55 procedures, 275 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 789.7s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 789.7s, 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