/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/loops/bubble_sort-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 16:36:35,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 16:36:35,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 16:36:35,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 16:36:35,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 16:36:35,982 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 16:36:35,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 16:36:35,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 16:36:36,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 16:36:36,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 16:36:36,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 16:36:36,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 16:36:36,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 16:36:36,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 16:36:36,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 16:36:36,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 16:36:36,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 16:36:36,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 16:36:36,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 16:36:36,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 16:36:36,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 16:36:36,087 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 16:36:36,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 16:36:36,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 16:36:36,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 16:36:36,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 16:36:36,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 16:36:36,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 16:36:36,112 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 16:36:36,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 16:36:36,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 16:36:36,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 16:36:36,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 16:36:36,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 16:36:36,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 16:36:36,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 16:36:36,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 16:36:36,127 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 16:36:36,127 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 16:36:36,128 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 16:36:36,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 16:36:36,132 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 16:36:36,194 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 16:36:36,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 16:36:36,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 16:36:36,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 16:36:36,200 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 16:36:36,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 16:36:36,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 16:36:36,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 16:36:36,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 16:36:36,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 16:36:36,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 16:36:36,202 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 16:36:36,203 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 16:36:36,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 16:36:36,203 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 16:36:36,203 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 16:36:36,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 16:36:36,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 16:36:36,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 16:36:36,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 16:36:36,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 16:36:36,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 16:36:36,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 16:36:36,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 16:36:36,206 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 16:36:36,206 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 16:36:36,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 16:36:36,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 16:36:36,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 16:36:36,790 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 16:36:36,791 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 16:36:36,792 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/bubble_sort-1.c [2021-01-06 16:36:36,926 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/dd9f97157/1d9568c9eaea44f787a0ead6ddd2f0d3/FLAGd80679a68 [2021-01-06 16:36:37,809 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 16:36:37,809 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/loops/bubble_sort-1.c [2021-01-06 16:36:37,824 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/dd9f97157/1d9568c9eaea44f787a0ead6ddd2f0d3/FLAGd80679a68 [2021-01-06 16:36:38,104 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/dd9f97157/1d9568c9eaea44f787a0ead6ddd2f0d3 [2021-01-06 16:36:38,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 16:36:38,112 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 16:36:38,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 16:36:38,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 16:36:38,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 16:36:38,124 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 04:36:38" (1/1) ... [2021-01-06 16:36:38,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4220b9ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:36:38, skipping insertion in model container [2021-01-06 16:36:38,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 04:36:38" (1/1) ... [2021-01-06 16:36:38,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 16:36:38,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-06 16:36:38,339 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/loops/bubble_sort-1.c[325,338] left hand side expression in assignment: lhs: VariableLHS[~a~0,] left hand side expression in assignment: lhs: VariableLHS[~b~0,] left hand side expression in assignment: lhs: VariableLHS[~t~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~item,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~item,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],BinaryExpression[ARITHMINUS,IdentifierExpression[~b~0,],IntegerLiteral[1]]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~item,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~item,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],IdentifierExpression[~b~0,]]]]] left hand side expression in assignment: lhs: VariableLHS[~j~0,] left hand side expression in assignment: lhs: VariableLHS[~pivot~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~item,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~item,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],BinaryExpression[ARITHPLUS,IntegerLiteral[1],IdentifierExpression[~i~0,]]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~item,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~item,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],BinaryExpression[ARITHPLUS,IntegerLiteral[1],IdentifierExpression[~i~0,]]]]]] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~a~1,],[IdentifierExpression[~i~1,]]] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~a~1,],[IdentifierExpression[~i~1,]]] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~a~1,],[IdentifierExpression[~i~1,]]] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~a~1,],[IdentifierExpression[~i~1,]]] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~a~1,],[IdentifierExpression[~r~0,]]] [2021-01-06 16:36:38,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 16:36:38,408 INFO L203 MainTranslator]: Completed pre-run [2021-01-06 16:36:38,428 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/loops/bubble_sort-1.c[325,338] left hand side expression in assignment: lhs: VariableLHS[~a~0,] left hand side expression in assignment: lhs: VariableLHS[~b~0,] left hand side expression in assignment: lhs: VariableLHS[~t~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~item,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~item,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],BinaryExpression[ARITHMINUS,IdentifierExpression[~b~0,],IntegerLiteral[1]]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~item,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~item,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],IdentifierExpression[~b~0,]]]]] left hand side expression in assignment: lhs: VariableLHS[~j~0,] left hand side expression in assignment: lhs: VariableLHS[~pivot~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~item,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~item,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],BinaryExpression[ARITHPLUS,IntegerLiteral[1],IdentifierExpression[~i~0,]]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~item,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~item,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],BinaryExpression[ARITHPLUS,IntegerLiteral[1],IdentifierExpression[~i~0,]]]]]] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#a~1,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#a~1,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],IdentifierExpression[~i~1,]]]]] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#a~1,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#a~1,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],IdentifierExpression[~i~1,]]]]] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#a~1,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#a~1,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],IdentifierExpression[~i~1,]]]]] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#a~1,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#a~1,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],IdentifierExpression[~i~1,]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#a~1,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#a~1,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],IdentifierExpression[~r~0,]]]]] [2021-01-06 16:36:38,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 16:36:38,481 INFO L208 MainTranslator]: Completed translation [2021-01-06 16:36:38,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:36:38 WrapperNode [2021-01-06 16:36:38,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 16:36:38,484 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 16:36:38,484 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 16:36:38,484 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 16:36:38,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:36:38" (1/1) ... [2021-01-06 16:36:38,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:36:38" (1/1) ... [2021-01-06 16:36:38,582 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 16:36:38,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 16:36:38,586 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 16:36:38,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 16:36:38,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:36:38" (1/1) ... [2021-01-06 16:36:38,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:36:38" (1/1) ... [2021-01-06 16:36:38,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:36:38" (1/1) ... [2021-01-06 16:36:38,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:36:38" (1/1) ... [2021-01-06 16:36:38,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:36:38" (1/1) ... [2021-01-06 16:36:38,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:36:38" (1/1) ... [2021-01-06 16:36:38,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:36:38" (1/1) ... [2021-01-06 16:36:38,677 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 16:36:38,678 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 16:36:38,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 16:36:38,679 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 16:36:38,684 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:36:38" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/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 [2021-01-06 16:36:38,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 16:36:38,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 16:36:38,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-06 16:36:38,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 16:36:38,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 16:36:38,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-06 16:36:38,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-06 16:36:39,405 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 16:36:39,405 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-01-06 16:36:39,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 04:36:39 BoogieIcfgContainer [2021-01-06 16:36:39,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 16:36:39,412 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 16:36:39,413 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 16:36:39,419 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 16:36:39,420 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 04:36:38" (1/3) ... [2021-01-06 16:36:39,421 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e52913c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 04:36:39, skipping insertion in model container [2021-01-06 16:36:39,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:36:38" (2/3) ... [2021-01-06 16:36:39,422 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e52913c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 04:36:39, skipping insertion in model container [2021-01-06 16:36:39,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 04:36:39" (3/3) ... [2021-01-06 16:36:39,424 INFO L111 eAbstractionObserver]: Analyzing ICFG bubble_sort-1.c [2021-01-06 16:36:39,435 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 16:36:39,441 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2021-01-06 16:36:39,463 INFO L253 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2021-01-06 16:36:39,512 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 16:36:39,514 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 16:36:39,514 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 16:36:39,514 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 16:36:39,514 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 16:36:39,515 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 16:36:39,515 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 16:36:39,515 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 16:36:39,535 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states. [2021-01-06 16:36:39,542 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-06 16:36:39,547 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 27 states. [2021-01-06 16:36:39,672 INFO L189 CegarLoopUtils]: For program point L69(line 69) no Hoare annotation was computed. [2021-01-06 16:36:39,673 INFO L192 CegarLoopUtils]: At program point L94(lines 89 95) the Hoare annotation is: true [2021-01-06 16:36:39,674 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-01-06 16:36:39,674 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-01-06 16:36:39,674 INFO L189 CegarLoopUtils]: For program point L20-2(lines 20 32) no Hoare annotation was computed. [2021-01-06 16:36:39,674 INFO L192 CegarLoopUtils]: At program point L20-3(lines 20 32) the Hoare annotation is: true [2021-01-06 16:36:39,675 INFO L189 CegarLoopUtils]: For program point L70-2(line 70) no Hoare annotation was computed. [2021-01-06 16:36:39,675 INFO L192 CegarLoopUtils]: At program point L70-3(line 70) the Hoare annotation is: true [2021-01-06 16:36:39,675 INFO L192 CegarLoopUtils]: At program point L54(lines 54 87) the Hoare annotation is: true [2021-01-06 16:36:39,675 INFO L192 CegarLoopUtils]: At program point L63(lines 63 83) the Hoare annotation is: true [2021-01-06 16:36:39,676 INFO L189 CegarLoopUtils]: For program point L14(lines 14 34) no Hoare annotation was computed. [2021-01-06 16:36:39,676 INFO L189 CegarLoopUtils]: For program point L56(lines 56 57) no Hoare annotation was computed. [2021-01-06 16:36:39,676 INFO L189 CegarLoopUtils]: For program point L23(lines 23 31) no Hoare annotation was computed. [2021-01-06 16:36:39,676 INFO L189 CegarLoopUtils]: For program point L73(line 73) no Hoare annotation was computed. [2021-01-06 16:36:39,676 INFO L189 CegarLoopUtils]: For program point L65(line 65) no Hoare annotation was computed. [2021-01-06 16:36:39,677 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2021-01-06 16:36:39,677 INFO L189 CegarLoopUtils]: For program point L74-2(line 74) no Hoare annotation was computed. [2021-01-06 16:36:39,677 INFO L192 CegarLoopUtils]: At program point L74-3(line 74) the Hoare annotation is: true [2021-01-06 16:36:39,677 INFO L189 CegarLoopUtils]: For program point L74-4(line 74) no Hoare annotation was computed. [2021-01-06 16:36:39,678 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-01-06 16:36:39,678 INFO L189 CegarLoopUtils]: For program point L66-2(line 66) no Hoare annotation was computed. [2021-01-06 16:36:39,678 INFO L192 CegarLoopUtils]: At program point L66-3(line 66) the Hoare annotation is: true [2021-01-06 16:36:39,678 INFO L189 CegarLoopUtils]: For program point L25(lines 25 30) no Hoare annotation was computed. [2021-01-06 16:36:39,679 INFO L189 CegarLoopUtils]: For program point L18-2(lines 18 33) no Hoare annotation was computed. [2021-01-06 16:36:39,681 INFO L192 CegarLoopUtils]: At program point L18-3(lines 18 33) the Hoare annotation is: true [2021-01-06 16:36:39,681 INFO L189 CegarLoopUtils]: For program point L76-2(lines 76 81) no Hoare annotation was computed. [2021-01-06 16:36:39,682 INFO L192 CegarLoopUtils]: At program point L76-3(lines 76 81) the Hoare annotation is: true [2021-01-06 16:36:39,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 04:36:39 BoogieIcfgContainer [2021-01-06 16:36:39,695 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 16:36:39,697 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 16:36:39,697 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 16:36:39,697 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 16:36:39,697 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 04:36:39" (3/4) ... [2021-01-06 16:36:39,701 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-01-06 16:36:39,727 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-01-06 16:36:39,729 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-01-06 16:36:39,729 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-01-06 16:36:39,730 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 16:36:39,841 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/loops/bubble_sort-1.c-witness.graphml [2021-01-06 16:36:39,842 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 16:36:39,847 INFO L168 Benchmark]: Toolchain (without parser) took 1731.53 ms. Allocated memory is still 151.0 MB. Free memory was 126.4 MB in the beginning and 113.9 MB in the end (delta: 12.6 MB). Peak memory consumption was 13.9 MB. Max. memory is 8.0 GB. [2021-01-06 16:36:39,848 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 122.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 16:36:39,852 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.69 ms. Allocated memory is still 151.0 MB. Free memory was 126.2 MB in the beginning and 115.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-01-06 16:36:39,852 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.90 ms. Allocated memory is still 151.0 MB. Free memory was 115.4 MB in the beginning and 113.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-01-06 16:36:39,855 INFO L168 Benchmark]: Boogie Preprocessor took 91.26 ms. Allocated memory is still 151.0 MB. Free memory was 113.6 MB in the beginning and 112.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-01-06 16:36:39,856 INFO L168 Benchmark]: RCFGBuilder took 729.69 ms. Allocated memory is still 151.0 MB. Free memory was 112.1 MB in the beginning and 127.5 MB in the end (delta: -15.4 MB). Peak memory consumption was 14.9 MB. Max. memory is 8.0 GB. [2021-01-06 16:36:39,857 INFO L168 Benchmark]: TraceAbstraction took 282.94 ms. Allocated memory is still 151.0 MB. Free memory was 127.0 MB in the beginning and 117.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-01-06 16:36:39,857 INFO L168 Benchmark]: Witness Printer took 145.43 ms. Allocated memory is still 151.0 MB. Free memory was 117.5 MB in the beginning and 113.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-01-06 16:36:39,863 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 122.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 365.69 ms. Allocated memory is still 151.0 MB. Free memory was 126.2 MB in the beginning and 115.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 98.90 ms. Allocated memory is still 151.0 MB. Free memory was 115.4 MB in the beginning and 113.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 91.26 ms. Allocated memory is still 151.0 MB. Free memory was 113.6 MB in the beginning and 112.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 729.69 ms. Allocated memory is still 151.0 MB. Free memory was 112.1 MB in the beginning and 127.5 MB in the end (delta: -15.4 MB). Peak memory consumption was 14.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 282.94 ms. Allocated memory is still 151.0 MB. Free memory was 127.0 MB in the beginning and 117.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Witness Printer took 145.43 ms. Allocated memory is still 151.0 MB. Free memory was 117.5 MB in the beginning and 113.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 89]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 27 locations, 0 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=27occurred in iteration=0, 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: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 9 PreInvPairs, 9 NumberOfFragments, 9 HoareAnnotationTreeSize, 9 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...