/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-dcfa08f [2020-12-23 06:42:19,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 06:42:19,078 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 06:42:19,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 06:42:19,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 06:42:19,135 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 06:42:19,139 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 06:42:19,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 06:42:19,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 06:42:19,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 06:42:19,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 06:42:19,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 06:42:19,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 06:42:19,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 06:42:19,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 06:42:19,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 06:42:19,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 06:42:19,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 06:42:19,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 06:42:19,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 06:42:19,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 06:42:19,193 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 06:42:19,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 06:42:19,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 06:42:19,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 06:42:19,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 06:42:19,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 06:42:19,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 06:42:19,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 06:42:19,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 06:42:19,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 06:42:19,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 06:42:19,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 06:42:19,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 06:42:19,228 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 06:42:19,228 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 06:42:19,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 06:42:19,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 06:42:19,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 06:42:19,230 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 06:42:19,231 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 06:42:19,232 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 06:42:19,258 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 06:42:19,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 06:42:19,259 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 06:42:19,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 06:42:19,260 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 06:42:19,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 06:42:19,260 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 06:42:19,261 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 06:42:19,261 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 06:42:19,261 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 06:42:19,261 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 06:42:19,261 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 06:42:19,262 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 06:42:19,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 06:42:19,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 06:42:19,262 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 06:42:19,262 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 06:42:19,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 06:42:19,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 06:42:19,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 06:42:19,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 06:42:19,263 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 06:42:19,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 06:42:19,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 06:42:19,264 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 06:42:19,264 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 06:42:19,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 06:42:19,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 06:42:19,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 06:42:19,725 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 06:42:19,725 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 06:42:19,726 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/bubble_sort-1.c [2020-12-23 06:42:19,816 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/844afb76b/61d24b13bde14ef39c8aafa94f8b62cf/FLAGa104316d8 [2020-12-23 06:42:20,523 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 06:42:20,524 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/loops/bubble_sort-1.c [2020-12-23 06:42:20,534 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/844afb76b/61d24b13bde14ef39c8aafa94f8b62cf/FLAGa104316d8 [2020-12-23 06:42:20,888 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/844afb76b/61d24b13bde14ef39c8aafa94f8b62cf [2020-12-23 06:42:20,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 06:42:20,895 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 06:42:20,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 06:42:20,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 06:42:20,901 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 06:42:20,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 06:42:20" (1/1) ... [2020-12-23 06:42:20,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25c834a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 06:42:20, skipping insertion in model container [2020-12-23 06:42:20,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 06:42:20" (1/1) ... [2020-12-23 06:42:20,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 06:42:20,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-23 06:42:21,099 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,]]] [2020-12-23 06:42:21,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 06:42:21,145 INFO L203 MainTranslator]: Completed pre-run [2020-12-23 06:42:21,159 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,]]]]] [2020-12-23 06:42:21,177 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 06:42:21,195 INFO L208 MainTranslator]: Completed translation [2020-12-23 06:42:21,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 06:42:21 WrapperNode [2020-12-23 06:42:21,196 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 06:42:21,197 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 06:42:21,198 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 06:42:21,198 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 06:42:21,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 06:42:21" (1/1) ... [2020-12-23 06:42:21,218 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 06:42:21" (1/1) ... [2020-12-23 06:42:21,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 06:42:21,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 06:42:21,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 06:42:21,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 06:42:21,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 06:42:21" (1/1) ... [2020-12-23 06:42:21,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 06:42:21" (1/1) ... [2020-12-23 06:42:21,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 06:42:21" (1/1) ... [2020-12-23 06:42:21,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 06:42:21" (1/1) ... [2020-12-23 06:42:21,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 06:42:21" (1/1) ... [2020-12-23 06:42:21,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 06:42:21" (1/1) ... [2020-12-23 06:42:21,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 06:42:21" (1/1) ... [2020-12-23 06:42:21,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 06:42:21,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 06:42:21,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 06:42:21,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 06:42:21,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 06:42:21" (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 [2020-12-23 06:42:21,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 06:42:21,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 06:42:21,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-23 06:42:21,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 06:42:21,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 06:42:21,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-23 06:42:21,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-23 06:42:21,757 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 06:42:21,757 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2020-12-23 06:42:21,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 06:42:21 BoogieIcfgContainer [2020-12-23 06:42:21,762 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 06:42:21,767 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 06:42:21,767 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 06:42:21,770 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 06:42:21,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 06:42:20" (1/3) ... [2020-12-23 06:42:21,776 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56e00a8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 06:42:21, skipping insertion in model container [2020-12-23 06:42:21,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 06:42:21" (2/3) ... [2020-12-23 06:42:21,776 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56e00a8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 06:42:21, skipping insertion in model container [2020-12-23 06:42:21,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 06:42:21" (3/3) ... [2020-12-23 06:42:21,781 INFO L111 eAbstractionObserver]: Analyzing ICFG bubble_sort-1.c [2020-12-23 06:42:21,792 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 06:42:21,803 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-12-23 06:42:21,845 INFO L253 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-12-23 06:42:21,874 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 06:42:21,874 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 06:42:21,874 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 06:42:21,875 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 06:42:21,875 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 06:42:21,875 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 06:42:21,875 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 06:42:21,875 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 06:42:21,889 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states. [2020-12-23 06:42:21,895 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 06:42:21,899 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 27 states. [2020-12-23 06:42:21,958 INFO L189 CegarLoopUtils]: For program point L69(line 69) no Hoare annotation was computed. [2020-12-23 06:42:21,958 INFO L192 CegarLoopUtils]: At program point L94(lines 89 95) the Hoare annotation is: true [2020-12-23 06:42:21,958 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-23 06:42:21,959 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-23 06:42:21,959 INFO L189 CegarLoopUtils]: For program point L20-2(lines 20 32) no Hoare annotation was computed. [2020-12-23 06:42:21,959 INFO L192 CegarLoopUtils]: At program point L20-3(lines 20 32) the Hoare annotation is: true [2020-12-23 06:42:21,959 INFO L189 CegarLoopUtils]: For program point L70-2(line 70) no Hoare annotation was computed. [2020-12-23 06:42:21,960 INFO L192 CegarLoopUtils]: At program point L70-3(line 70) the Hoare annotation is: true [2020-12-23 06:42:21,960 INFO L192 CegarLoopUtils]: At program point L54(lines 54 87) the Hoare annotation is: true [2020-12-23 06:42:21,960 INFO L192 CegarLoopUtils]: At program point L63(lines 63 83) the Hoare annotation is: true [2020-12-23 06:42:21,960 INFO L189 CegarLoopUtils]: For program point L14(lines 14 34) no Hoare annotation was computed. [2020-12-23 06:42:21,960 INFO L189 CegarLoopUtils]: For program point L56(lines 56 57) no Hoare annotation was computed. [2020-12-23 06:42:21,961 INFO L189 CegarLoopUtils]: For program point L23(lines 23 31) no Hoare annotation was computed. [2020-12-23 06:42:21,961 INFO L189 CegarLoopUtils]: For program point L73(line 73) no Hoare annotation was computed. [2020-12-23 06:42:21,961 INFO L189 CegarLoopUtils]: For program point L65(line 65) no Hoare annotation was computed. [2020-12-23 06:42:21,961 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-23 06:42:21,961 INFO L189 CegarLoopUtils]: For program point L74-2(line 74) no Hoare annotation was computed. [2020-12-23 06:42:21,962 INFO L192 CegarLoopUtils]: At program point L74-3(line 74) the Hoare annotation is: true [2020-12-23 06:42:21,962 INFO L189 CegarLoopUtils]: For program point L74-4(line 74) no Hoare annotation was computed. [2020-12-23 06:42:21,962 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-23 06:42:21,962 INFO L189 CegarLoopUtils]: For program point L66-2(line 66) no Hoare annotation was computed. [2020-12-23 06:42:21,962 INFO L192 CegarLoopUtils]: At program point L66-3(line 66) the Hoare annotation is: true [2020-12-23 06:42:21,963 INFO L189 CegarLoopUtils]: For program point L25(lines 25 30) no Hoare annotation was computed. [2020-12-23 06:42:21,963 INFO L189 CegarLoopUtils]: For program point L18-2(lines 18 33) no Hoare annotation was computed. [2020-12-23 06:42:21,963 INFO L192 CegarLoopUtils]: At program point L18-3(lines 18 33) the Hoare annotation is: true [2020-12-23 06:42:21,963 INFO L189 CegarLoopUtils]: For program point L76-2(lines 76 81) no Hoare annotation was computed. [2020-12-23 06:42:21,963 INFO L192 CegarLoopUtils]: At program point L76-3(lines 76 81) the Hoare annotation is: true [2020-12-23 06:42:21,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 06:42:21 BoogieIcfgContainer [2020-12-23 06:42:21,973 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 06:42:21,974 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 06:42:21,974 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 06:42:21,975 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 06:42:21,975 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 06:42:21" (3/4) ... [2020-12-23 06:42:21,979 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-23 06:42:21,990 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-12-23 06:42:21,991 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-12-23 06:42:21,991 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-23 06:42:21,992 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 06:42:22,063 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/loops/bubble_sort-1.c-witness.graphml [2020-12-23 06:42:22,063 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 06:42:22,066 INFO L168 Benchmark]: Toolchain (without parser) took 1169.93 ms. Allocated memory is still 164.6 MB. Free memory was 139.5 MB in the beginning and 93.4 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 8.0 GB. [2020-12-23 06:42:22,066 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 164.6 MB. Free memory is still 138.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 06:42:22,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.55 ms. Allocated memory is still 164.6 MB. Free memory was 139.3 MB in the beginning and 128.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2020-12-23 06:42:22,067 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.54 ms. Allocated memory is still 164.6 MB. Free memory was 128.2 MB in the beginning and 126.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-23 06:42:22,068 INFO L168 Benchmark]: Boogie Preprocessor took 32.45 ms. Allocated memory is still 164.6 MB. Free memory was 126.5 MB in the beginning and 125.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2020-12-23 06:42:22,069 INFO L168 Benchmark]: RCFGBuilder took 479.42 ms. Allocated memory is still 164.6 MB. Free memory was 125.1 MB in the beginning and 106.3 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 8.0 GB. [2020-12-23 06:42:22,070 INFO L168 Benchmark]: TraceAbstraction took 206.41 ms. Allocated memory is still 164.6 MB. Free memory was 106.0 MB in the beginning and 96.8 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2020-12-23 06:42:22,070 INFO L168 Benchmark]: Witness Printer took 89.04 ms. Allocated memory is still 164.6 MB. Free memory was 96.8 MB in the beginning and 93.4 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-23 06:42:22,074 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 164.6 MB. Free memory is still 138.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 299.55 ms. Allocated memory is still 164.6 MB. Free memory was 139.3 MB in the beginning and 128.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 51.54 ms. Allocated memory is still 164.6 MB. Free memory was 128.2 MB in the beginning and 126.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 32.45 ms. Allocated memory is still 164.6 MB. Free memory was 126.5 MB in the beginning and 125.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 479.42 ms. Allocated memory is still 164.6 MB. Free memory was 125.1 MB in the beginning and 106.3 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 206.41 ms. Allocated memory is still 164.6 MB. Free memory was 106.0 MB in the beginning and 96.8 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Witness Printer took 89.04 ms. Allocated memory is still 164.6 MB. Free memory was 96.8 MB in the beginning and 93.4 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.1 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: 0.0s, 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...