/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/heap-manipulation/merge_sort-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 12:04:43,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 12:04:43,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 12:04:43,798 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 12:04:43,799 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 12:04:43,800 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 12:04:43,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 12:04:43,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 12:04:43,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 12:04:43,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 12:04:43,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 12:04:43,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 12:04:43,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 12:04:43,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 12:04:43,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 12:04:43,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 12:04:43,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 12:04:43,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 12:04:43,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 12:04:43,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 12:04:43,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 12:04:43,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 12:04:43,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 12:04:43,882 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 12:04:43,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 12:04:43,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 12:04:43,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 12:04:43,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 12:04:43,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 12:04:43,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 12:04:43,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 12:04:43,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 12:04:43,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 12:04:43,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 12:04:43,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 12:04:43,904 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 12:04:43,905 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 12:04:43,905 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 12:04:43,906 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 12:04:43,907 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 12:04:43,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 12:04:43,909 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 12:04:43,965 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 12:04:43,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 12:04:43,967 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 12:04:43,967 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 12:04:43,969 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 12:04:43,969 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 12:04:43,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 12:04:43,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 12:04:43,972 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 12:04:43,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 12:04:43,974 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 12:04:43,974 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 12:04:43,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 12:04:43,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 12:04:43,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 12:04:43,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 12:04:43,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 12:04:43,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 12:04:43,975 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 12:04:43,976 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 12:04:43,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 12:04:43,976 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 12:04:43,976 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 12:04:43,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 12:04:43,977 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 12:04:43,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 12:04:43,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:04:43,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 12:04:43,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 12:04:43,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 12:04:43,978 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 12:04:43,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 12:04:43,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 12:04:43,979 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 12:04:44,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 12:04:44,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 12:04:44,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 12:04:44,412 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 12:04:44,413 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 12:04:44,414 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/merge_sort-1.i [2022-10-16 12:04:44,497 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d08f7772/fe3177356753493796686a3adb94fd03/FLAG435122db8 [2022-10-16 12:04:45,185 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 12:04:45,189 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/merge_sort-1.i [2022-10-16 12:04:45,215 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d08f7772/fe3177356753493796686a3adb94fd03/FLAG435122db8 [2022-10-16 12:04:45,462 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d08f7772/fe3177356753493796686a3adb94fd03 [2022-10-16 12:04:45,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 12:04:45,470 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 12:04:45,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 12:04:45,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 12:04:45,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 12:04:45,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:04:45" (1/1) ... [2022-10-16 12:04:45,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2912ec74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:45, skipping insertion in model container [2022-10-16 12:04:45,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:04:45" (1/1) ... [2022-10-16 12:04:45,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 12:04:45,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 12:04:45,877 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/merge_sort-1.i[22632,22645] [2022-10-16 12:04:45,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:04:45,959 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 12:04:46,028 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/merge_sort-1.i[22632,22645] [2022-10-16 12:04:46,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:04:46,098 INFO L208 MainTranslator]: Completed translation [2022-10-16 12:04:46,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:46 WrapperNode [2022-10-16 12:04:46,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 12:04:46,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 12:04:46,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 12:04:46,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 12:04:46,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:46" (1/1) ... [2022-10-16 12:04:46,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:46" (1/1) ... [2022-10-16 12:04:46,169 INFO L138 Inliner]: procedures = 125, calls = 83, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 285 [2022-10-16 12:04:46,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 12:04:46,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 12:04:46,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 12:04:46,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 12:04:46,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:46" (1/1) ... [2022-10-16 12:04:46,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:46" (1/1) ... [2022-10-16 12:04:46,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:46" (1/1) ... [2022-10-16 12:04:46,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:46" (1/1) ... [2022-10-16 12:04:46,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:46" (1/1) ... [2022-10-16 12:04:46,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:46" (1/1) ... [2022-10-16 12:04:46,226 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:46" (1/1) ... [2022-10-16 12:04:46,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:46" (1/1) ... [2022-10-16 12:04:46,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 12:04:46,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 12:04:46,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 12:04:46,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 12:04:46,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:46" (1/1) ... [2022-10-16 12:04:46,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:04:46,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:04:46,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-16 12:04:46,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-16 12:04:46,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 12:04:46,393 INFO L130 BoogieDeclarations]: Found specification of procedure merge_single_node [2022-10-16 12:04:46,393 INFO L138 BoogieDeclarations]: Found implementation of procedure merge_single_node [2022-10-16 12:04:46,393 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2022-10-16 12:04:46,393 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2022-10-16 12:04:46,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 12:04:46,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 12:04:46,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 12:04:46,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 12:04:46,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 12:04:46,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 12:04:46,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 12:04:46,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 12:04:46,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 12:04:46,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 12:04:46,642 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 12:04:46,645 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 12:04:47,214 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 12:04:47,232 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 12:04:47,232 INFO L300 CfgBuilder]: Removed 33 assume(true) statements. [2022-10-16 12:04:47,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:04:47 BoogieIcfgContainer [2022-10-16 12:04:47,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 12:04:47,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 12:04:47,239 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 12:04:47,242 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 12:04:47,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:04:45" (1/3) ... [2022-10-16 12:04:47,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53b29b2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:04:47, skipping insertion in model container [2022-10-16 12:04:47,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:46" (2/3) ... [2022-10-16 12:04:47,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53b29b2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:04:47, skipping insertion in model container [2022-10-16 12:04:47,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:04:47" (3/3) ... [2022-10-16 12:04:47,246 INFO L112 eAbstractionObserver]: Analyzing ICFG merge_sort-1.i [2022-10-16 12:04:47,270 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 12:04:47,270 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-10-16 12:04:47,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53b29b2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 12:04:47, skipping insertion in model container [2022-10-16 12:04:47,272 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 12:04:47,277 INFO L158 Benchmark]: Toolchain (without parser) took 1806.82ms. Allocated memory is still 151.0MB. Free memory was 124.1MB in the beginning and 104.4MB in the end (delta: 19.7MB). Peak memory consumption was 19.7MB. Max. memory is 8.0GB. [2022-10-16 12:04:47,280 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 151.0MB. Free memory was 121.3MB in the beginning and 121.2MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 12:04:47,281 INFO L158 Benchmark]: CACSL2BoogieTranslator took 629.50ms. Allocated memory is still 151.0MB. Free memory was 123.8MB in the beginning and 106.2MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-10-16 12:04:47,283 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.86ms. Allocated memory is still 151.0MB. Free memory was 106.2MB in the beginning and 103.6MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-16 12:04:47,284 INFO L158 Benchmark]: Boogie Preprocessor took 68.18ms. Allocated memory is still 151.0MB. Free memory was 103.6MB in the beginning and 101.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-16 12:04:47,285 INFO L158 Benchmark]: RCFGBuilder took 996.29ms. Allocated memory is still 151.0MB. Free memory was 100.9MB in the beginning and 107.6MB in the end (delta: -6.7MB). Peak memory consumption was 5.0MB. Max. memory is 8.0GB. [2022-10-16 12:04:47,286 INFO L158 Benchmark]: TraceAbstraction took 33.73ms. Allocated memory is still 151.0MB. Free memory was 106.5MB in the beginning and 104.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-16 12:04:47,290 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 151.0MB. Free memory was 121.3MB in the beginning and 121.2MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 629.50ms. Allocated memory is still 151.0MB. Free memory was 123.8MB in the beginning and 106.2MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 66.86ms. Allocated memory is still 151.0MB. Free memory was 106.2MB in the beginning and 103.6MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 68.18ms. Allocated memory is still 151.0MB. Free memory was 103.6MB in the beginning and 101.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 996.29ms. Allocated memory is still 151.0MB. Free memory was 100.9MB in the beginning and 107.6MB in the end (delta: -6.7MB). Peak memory consumption was 5.0MB. Max. memory is 8.0GB. * TraceAbstraction took 33.73ms. Allocated memory is still 151.0MB. Free memory was 106.5MB in the beginning and 104.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * 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. RESULT: Ultimate proved your program to be correct! [2022-10-16 12:04:47,340 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...