/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=60.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-50b6972 [2020-10-06 19:48:09,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-06 19:48:09,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-06 19:48:09,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-06 19:48:09,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-06 19:48:09,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-06 19:48:09,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-06 19:48:09,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-06 19:48:09,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-06 19:48:09,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-06 19:48:09,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-06 19:48:09,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-06 19:48:09,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-06 19:48:09,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-06 19:48:09,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-06 19:48:09,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-06 19:48:09,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-06 19:48:09,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-06 19:48:09,850 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-06 19:48:09,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-06 19:48:09,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-06 19:48:09,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-06 19:48:09,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-06 19:48:09,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-06 19:48:09,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-06 19:48:09,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-06 19:48:09,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-06 19:48:09,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-06 19:48:09,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-06 19:48:09,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-06 19:48:09,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-06 19:48:09,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-06 19:48:09,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-06 19:48:09,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-06 19:48:09,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-06 19:48:09,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-06 19:48:09,864 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-06 19:48:09,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-06 19:48:09,865 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-06 19:48:09,866 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-06 19:48:09,866 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-06 19:48:09,867 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 19:48:09,889 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-06 19:48:09,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-06 19:48:09,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-06 19:48:09,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-06 19:48:09,891 INFO L138 SettingsManager]: * Use SBE=true [2020-10-06 19:48:09,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-06 19:48:09,891 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-06 19:48:09,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-06 19:48:09,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-06 19:48:09,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-06 19:48:09,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-06 19:48:09,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-06 19:48:09,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-06 19:48:09,892 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-06 19:48:09,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-06 19:48:09,893 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-06 19:48:09,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-06 19:48:09,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-06 19:48:09,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-06 19:48:09,893 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-06 19:48:09,894 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-06 19:48:09,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-06 19:48:09,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-06 19:48:09,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-06 19:48:09,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-06 19:48:09,895 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-06 19:48:09,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-06 19:48:09,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-06 19:48:09,895 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-06 19:48:09,896 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-06 19:48:10,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-06 19:48:10,237 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-06 19:48:10,240 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-06 19:48:10,241 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-10-06 19:48:10,242 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-10-06 19:48:10,243 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=60.bpl [2020-10-06 19:48:10,243 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=60.bpl' [2020-10-06 19:48:10,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-06 19:48:10,315 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-06 19:48:10,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-06 19:48:10,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-06 19:48:10,316 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-06 19:48:10,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:48:10" (1/1) ... [2020-10-06 19:48:10,349 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:48:10" (1/1) ... [2020-10-06 19:48:10,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-06 19:48:10,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-06 19:48:10,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-06 19:48:10,361 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-06 19:48:10,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:48:10" (1/1) ... [2020-10-06 19:48:10,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:48:10" (1/1) ... [2020-10-06 19:48:10,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:48:10" (1/1) ... [2020-10-06 19:48:10,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:48:10" (1/1) ... [2020-10-06 19:48:10,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:48:10" (1/1) ... [2020-10-06 19:48:10,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:48:10" (1/1) ... [2020-10-06 19:48:10,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:48:10" (1/1) ... [2020-10-06 19:48:10,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-06 19:48:10,458 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-06 19:48:10,458 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-06 19:48:10,459 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-06 19:48:10,460 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:48:10" (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 19:48:10,557 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-10-06 19:48:10,558 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-10-06 19:48:10,559 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-10-06 19:48:10,560 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-10-06 19:48:10,560 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-10-06 19:48:10,560 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-10-06 19:48:10,561 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread60 given in one single declaration [2020-10-06 19:48:10,561 INFO L130 BoogieDeclarations]: Found specification of procedure thread60 [2020-10-06 19:48:10,561 INFO L138 BoogieDeclarations]: Found implementation of procedure thread60 [2020-10-06 19:48:10,562 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-10-06 19:48:10,562 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-10-06 19:48:10,562 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-10-06 19:48:10,562 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-10-06 19:48:10,562 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-10-06 19:48:10,563 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-10-06 19:48:10,563 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-10-06 19:48:10,563 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-10-06 19:48:10,563 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-10-06 19:48:10,563 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-10-06 19:48:10,564 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-10-06 19:48:10,564 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-10-06 19:48:10,564 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-10-06 19:48:10,564 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-10-06 19:48:10,565 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-10-06 19:48:10,572 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-10-06 19:48:10,573 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-10-06 19:48:10,573 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-10-06 19:48:10,574 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-10-06 19:48:10,574 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-10-06 19:48:10,574 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-10-06 19:48:10,574 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-10-06 19:48:10,575 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-10-06 19:48:10,575 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-10-06 19:48:10,575 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-10-06 19:48:10,576 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-10-06 19:48:10,576 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-10-06 19:48:10,576 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-10-06 19:48:10,576 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-06 19:48:10,577 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-06 19:48:10,577 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-10-06 19:48:10,577 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-06 19:48:10,577 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-06 19:48:10,578 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-10-06 19:48:10,578 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-10-06 19:48:10,578 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-10-06 19:48:10,578 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-10-06 19:48:10,579 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-10-06 19:48:10,579 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-10-06 19:48:10,579 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-10-06 19:48:10,579 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-10-06 19:48:10,579 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-10-06 19:48:10,579 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-10-06 19:48:10,580 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-10-06 19:48:10,580 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-10-06 19:48:10,580 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-10-06 19:48:10,580 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-10-06 19:48:10,581 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-10-06 19:48:10,581 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-10-06 19:48:10,581 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-10-06 19:48:10,582 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-10-06 19:48:10,582 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-10-06 19:48:10,582 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-10-06 19:48:10,583 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-10-06 19:48:10,583 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-10-06 19:48:10,583 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-10-06 19:48:10,584 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-10-06 19:48:10,584 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-10-06 19:48:10,584 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-10-06 19:48:10,584 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-10-06 19:48:10,584 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-10-06 19:48:10,585 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-10-06 19:48:10,585 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-10-06 19:48:10,585 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-10-06 19:48:10,585 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-10-06 19:48:10,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-10-06 19:48:10,586 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-10-06 19:48:10,586 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-10-06 19:48:10,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-10-06 19:48:10,586 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-10-06 19:48:10,586 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-10-06 19:48:10,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-10-06 19:48:10,587 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-10-06 19:48:10,587 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-10-06 19:48:10,587 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-10-06 19:48:10,588 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-10-06 19:48:10,588 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-10-06 19:48:10,588 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-10-06 19:48:10,589 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-10-06 19:48:10,589 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-10-06 19:48:10,589 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-10-06 19:48:10,589 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-10-06 19:48:10,589 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-10-06 19:48:10,589 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-10-06 19:48:10,590 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-10-06 19:48:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-10-06 19:48:10,590 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-10-06 19:48:10,590 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread47 given in one single declaration [2020-10-06 19:48:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure thread47 [2020-10-06 19:48:10,590 INFO L138 BoogieDeclarations]: Found implementation of procedure thread47 [2020-10-06 19:48:10,591 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread46 given in one single declaration [2020-10-06 19:48:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure thread46 [2020-10-06 19:48:10,591 INFO L138 BoogieDeclarations]: Found implementation of procedure thread46 [2020-10-06 19:48:10,591 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread49 given in one single declaration [2020-10-06 19:48:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure thread49 [2020-10-06 19:48:10,591 INFO L138 BoogieDeclarations]: Found implementation of procedure thread49 [2020-10-06 19:48:10,592 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread48 given in one single declaration [2020-10-06 19:48:10,592 INFO L130 BoogieDeclarations]: Found specification of procedure thread48 [2020-10-06 19:48:10,592 INFO L138 BoogieDeclarations]: Found implementation of procedure thread48 [2020-10-06 19:48:10,593 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread43 given in one single declaration [2020-10-06 19:48:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure thread43 [2020-10-06 19:48:10,596 INFO L138 BoogieDeclarations]: Found implementation of procedure thread43 [2020-10-06 19:48:10,596 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread42 given in one single declaration [2020-10-06 19:48:10,596 INFO L130 BoogieDeclarations]: Found specification of procedure thread42 [2020-10-06 19:48:10,597 INFO L138 BoogieDeclarations]: Found implementation of procedure thread42 [2020-10-06 19:48:10,597 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread45 given in one single declaration [2020-10-06 19:48:10,597 INFO L130 BoogieDeclarations]: Found specification of procedure thread45 [2020-10-06 19:48:10,597 INFO L138 BoogieDeclarations]: Found implementation of procedure thread45 [2020-10-06 19:48:10,598 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread44 given in one single declaration [2020-10-06 19:48:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure thread44 [2020-10-06 19:48:10,598 INFO L138 BoogieDeclarations]: Found implementation of procedure thread44 [2020-10-06 19:48:10,598 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-10-06 19:48:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-10-06 19:48:10,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-10-06 19:48:10,599 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-10-06 19:48:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-10-06 19:48:10,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-10-06 19:48:10,599 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-10-06 19:48:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-10-06 19:48:10,600 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-10-06 19:48:10,600 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread50 given in one single declaration [2020-10-06 19:48:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure thread50 [2020-10-06 19:48:10,601 INFO L138 BoogieDeclarations]: Found implementation of procedure thread50 [2020-10-06 19:48:10,601 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread52 given in one single declaration [2020-10-06 19:48:10,602 INFO L130 BoogieDeclarations]: Found specification of procedure thread52 [2020-10-06 19:48:10,602 INFO L138 BoogieDeclarations]: Found implementation of procedure thread52 [2020-10-06 19:48:10,603 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread51 given in one single declaration [2020-10-06 19:48:10,603 INFO L130 BoogieDeclarations]: Found specification of procedure thread51 [2020-10-06 19:48:10,603 INFO L138 BoogieDeclarations]: Found implementation of procedure thread51 [2020-10-06 19:48:10,603 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread58 given in one single declaration [2020-10-06 19:48:10,603 INFO L130 BoogieDeclarations]: Found specification of procedure thread58 [2020-10-06 19:48:10,604 INFO L138 BoogieDeclarations]: Found implementation of procedure thread58 [2020-10-06 19:48:10,604 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-10-06 19:48:10,604 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-10-06 19:48:10,604 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-10-06 19:48:10,605 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread57 given in one single declaration [2020-10-06 19:48:10,606 INFO L130 BoogieDeclarations]: Found specification of procedure thread57 [2020-10-06 19:48:10,606 INFO L138 BoogieDeclarations]: Found implementation of procedure thread57 [2020-10-06 19:48:10,606 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-10-06 19:48:10,607 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-10-06 19:48:10,607 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-10-06 19:48:10,608 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-10-06 19:48:10,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-06 19:48:10,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-06 19:48:10,613 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-10-06 19:48:10,613 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-10-06 19:48:10,618 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-10-06 19:48:10,619 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread59 given in one single declaration [2020-10-06 19:48:10,619 INFO L130 BoogieDeclarations]: Found specification of procedure thread59 [2020-10-06 19:48:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure thread59 [2020-10-06 19:48:10,620 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-10-06 19:48:10,620 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-10-06 19:48:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-10-06 19:48:10,620 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread54 given in one single declaration [2020-10-06 19:48:10,620 INFO L130 BoogieDeclarations]: Found specification of procedure thread54 [2020-10-06 19:48:10,621 INFO L138 BoogieDeclarations]: Found implementation of procedure thread54 [2020-10-06 19:48:10,621 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-10-06 19:48:10,621 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-10-06 19:48:10,621 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-10-06 19:48:10,621 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread53 given in one single declaration [2020-10-06 19:48:10,621 INFO L130 BoogieDeclarations]: Found specification of procedure thread53 [2020-10-06 19:48:10,622 INFO L138 BoogieDeclarations]: Found implementation of procedure thread53 [2020-10-06 19:48:10,622 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread56 given in one single declaration [2020-10-06 19:48:10,622 INFO L130 BoogieDeclarations]: Found specification of procedure thread56 [2020-10-06 19:48:10,622 INFO L138 BoogieDeclarations]: Found implementation of procedure thread56 [2020-10-06 19:48:10,622 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-10-06 19:48:10,623 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-10-06 19:48:10,623 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-10-06 19:48:10,623 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread55 given in one single declaration [2020-10-06 19:48:10,623 INFO L130 BoogieDeclarations]: Found specification of procedure thread55 [2020-10-06 19:48:10,623 INFO L138 BoogieDeclarations]: Found implementation of procedure thread55 [2020-10-06 19:48:10,623 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-10-06 19:48:10,623 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-10-06 19:48:10,624 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-10-06 19:48:10,626 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 19:48:11,273 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-06 19:48:11,273 INFO L298 CfgBuilder]: Removed 60 assume(true) statements. [2020-10-06 19:48:11,276 INFO L202 PluginConnector]: Adding new model example2_N=60.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 07:48:11 BoogieIcfgContainer [2020-10-06 19:48:11,276 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-06 19:48:11,277 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-06 19:48:11,277 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-06 19:48:11,281 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-06 19:48:11,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:48:10" (1/2) ... [2020-10-06 19:48:11,282 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@212afe05 and model type example2_N=60.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 07:48:11, skipping insertion in model container [2020-10-06 19:48:11,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=60.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 07:48:11" (2/2) ... [2020-10-06 19:48:11,284 INFO L111 eAbstractionObserver]: Analyzing ICFG example2_N=60.bpl [2020-10-06 19:48:11,295 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-06 19:48:11,295 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-06 19:48:11,304 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-06 19:48:11,305 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-06 19:48:12,617 INFO L253 AbstractCegarLoop]: Starting to check reachability of 61 error locations. [2020-10-06 19:48:12,640 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-06 19:48:12,640 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-06 19:48:12,640 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-06 19:48:12,640 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-06 19:48:12,640 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-06 19:48:12,641 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-06 19:48:12,641 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-06 19:48:12,641 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-06 19:48:12,662 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-06 19:48:12,665 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 485 places, 364 transitions, 1208 flow [2020-10-06 19:48:12,668 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 485 places, 364 transitions, 1208 flow [2020-10-06 19:48:12,670 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 485 places, 364 transitions, 1208 flow [2020-10-06 19:48:12,963 INFO L129 PetriNetUnfolder]: 60/304 cut-off events. [2020-10-06 19:48:12,963 INFO L130 PetriNetUnfolder]: For 60/60 co-relation queries the response was YES. [2020-10-06 19:48:12,981 INFO L80 FinitePrefix]: Finished finitePrefix Result has 545 conditions, 304 events. 60/304 cut-off events. For 60/60 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 421 event pairs, 0 based on Foata normal form. 0/243 useless extension candidates. Maximal degree in co-relation 357. Up to 2 conditions per place. [2020-10-06 19:48:13,028 INFO L117 LiptonReduction]: Number of co-enabled transitions 53100 [2020-10-06 19:48:14,598 INFO L132 LiptonReduction]: Checked pairs total: 84311 [2020-10-06 19:48:14,599 INFO L134 LiptonReduction]: Total number of compositions: 2 [2020-10-06 19:48:14,605 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 483 places, 362 transitions, 1204 flow Received shutdown request... [2020-10-06 20:01:10,592 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-06 20:01:10,595 WARN L235 ceAbstractionStarter]: Timeout [2020-10-06 20:01:10,596 INFO L202 PluginConnector]: Adding new model example2_N=60.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.10 08:01:10 BasicIcfg [2020-10-06 20:01:10,596 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-06 20:01:10,598 INFO L168 Benchmark]: Toolchain (without parser) took 780282.52 ms. Allocated memory was 248.0 MB in the beginning and 10.6 GB in the end (delta: 10.4 GB). Free memory was 221.8 MB in the beginning and 2.9 GB in the end (delta: -2.7 GB). Peak memory consumption was 9.4 GB. Max. memory is 14.2 GB. [2020-10-06 20:01:10,599 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 248.0 MB. Free memory is still 224.4 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-06 20:01:10,601 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.37 ms. Allocated memory is still 248.0 MB. Free memory was 221.8 MB in the beginning and 219.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-06 20:01:10,604 INFO L168 Benchmark]: Boogie Preprocessor took 97.06 ms. Allocated memory is still 248.0 MB. Free memory was 219.3 MB in the beginning and 214.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 14.2 GB. [2020-10-06 20:01:10,605 INFO L168 Benchmark]: RCFGBuilder took 817.77 ms. Allocated memory is still 248.0 MB. Free memory was 214.3 MB in the beginning and 163.9 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 14.2 GB. [2020-10-06 20:01:10,606 INFO L168 Benchmark]: TraceAbstraction took 779318.75 ms. Allocated memory was 248.0 MB in the beginning and 10.6 GB in the end (delta: 10.4 GB). Free memory was 163.9 MB in the beginning and 2.9 GB in the end (delta: -2.8 GB). Peak memory consumption was 9.3 GB. Max. memory is 14.2 GB. [2020-10-06 20:01:10,609 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 248.0 MB. Free memory is still 224.4 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 44.37 ms. Allocated memory is still 248.0 MB. Free memory was 221.8 MB in the beginning and 219.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 97.06 ms. Allocated memory is still 248.0 MB. Free memory was 219.3 MB in the beginning and 214.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 14.2 GB. * RCFGBuilder took 817.77 ms. Allocated memory is still 248.0 MB. Free memory was 214.3 MB in the beginning and 163.9 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 14.2 GB. * TraceAbstraction took 779318.75 ms. Allocated memory was 248.0 MB in the beginning and 10.6 GB in the end (delta: 10.4 GB). Free memory was 163.9 MB in the beginning and 2.9 GB in the end (delta: -2.8 GB). Peak memory consumption was 9.3 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 20571 VarBasedMoverChecksPositive, 413 VarBasedMoverChecksNegative, 237 SemBasedMoverChecksPositive, 176 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.2s, 20713 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.9s, 485 PlacesBefore, 483 PlacesAfterwards, 364 TransitionsBefore, 362 TransitionsAfterwards, 53100 CoEnabledTransitionPairs, 1 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 84311 MoverChecksTotal - TimeoutResultAtElement [Line: 130]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 130). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 483 places, 362 transitions, 1204 flow. Already constructed 933215 states. Currently 466611 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 61 procedures, 305 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 777.9s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 777.9s, 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