./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/termination-crafted/Rotation180-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/termination-crafted/Rotation180-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2c72d82c532a02e29872b33df90bf95e27cdfe45 ...................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:17:55,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:17:55,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:17:55,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:17:55,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:17:55,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:17:55,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:17:55,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:17:55,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:17:55,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:17:55,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:17:55,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:17:55,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:17:55,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:17:55,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:17:55,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:17:55,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:17:55,423 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:17:55,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:17:55,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:17:55,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:17:55,436 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:17:55,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:17:55,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:17:55,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:17:55,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:17:55,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:17:55,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:17:55,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:17:55,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:17:55,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:17:55,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:17:55,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:17:55,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:17:55,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:17:55,448 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:17:55,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:17:55,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:17:55,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:17:55,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:17:55,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:17:55,456 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-20 06:17:55,479 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:17:55,480 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:17:55,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:17:55,481 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:17:55,482 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:17:55,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:17:55,482 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:17:55,482 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:17:55,483 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:17:55,483 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:17:55,483 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:17:55,483 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:17:55,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:17:55,484 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:17:55,484 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:17:55,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:17:55,485 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:17:55,485 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:17:55,485 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:17:55,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:17:55,486 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:17:55,486 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:17:55,486 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:17:55,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:17:55,487 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:17:55,487 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c72d82c532a02e29872b33df90bf95e27cdfe45 [2020-10-20 06:17:55,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:17:55,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:17:55,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:17:55,762 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:17:55,763 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:17:55,763 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Rotation180-1.c [2020-10-20 06:17:55,844 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc7ed8f6b/3526724ae52a4b72ad016174d9aa86b5/FLAG47481244f [2020-10-20 06:17:56,282 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:17:56,283 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Rotation180-1.c [2020-10-20 06:17:56,290 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc7ed8f6b/3526724ae52a4b72ad016174d9aa86b5/FLAG47481244f [2020-10-20 06:17:56,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc7ed8f6b/3526724ae52a4b72ad016174d9aa86b5 [2020-10-20 06:17:56,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:17:56,707 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:17:56,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:17:56,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:17:56,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:17:56,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:17:56" (1/1) ... [2020-10-20 06:17:56,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c208fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:56, skipping insertion in model container [2020-10-20 06:17:56,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:17:56" (1/1) ... [2020-10-20 06:17:56,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:17:56,742 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:17:56,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 06:17:57,002 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 06:17:57,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 06:17:57,039 INFO L208 MainTranslator]: Completed translation [2020-10-20 06:17:57,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:57 WrapperNode [2020-10-20 06:17:57,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:17:57,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 06:17:57,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 06:17:57,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 06:17:57,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:57" (1/1) ... [2020-10-20 06:17:57,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:57" (1/1) ... [2020-10-20 06:17:57,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:57" (1/1) ... [2020-10-20 06:17:57,061 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:57" (1/1) ... [2020-10-20 06:17:57,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:57" (1/1) ... [2020-10-20 06:17:57,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:57" (1/1) ... [2020-10-20 06:17:57,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:57" (1/1) ... [2020-10-20 06:17:57,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 06:17:57,078 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 06:17:57,078 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 06:17:57,078 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 06:17:57,079 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:17:57,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-20 06:17:57,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 06:17:57,140 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-20 06:17:57,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-20 06:17:57,140 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-20 06:17:57,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-20 06:17:57,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 06:17:57,292 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 06:17:57,292 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-20 06:17:57,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:17:57 BoogieIcfgContainer [2020-10-20 06:17:57,294 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 06:17:57,295 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 06:17:57,295 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 06:17:57,298 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 06:17:57,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 06:17:56" (1/3) ... [2020-10-20 06:17:57,299 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41796010 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 06:17:57, skipping insertion in model container [2020-10-20 06:17:57,299 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:57" (2/3) ... [2020-10-20 06:17:57,300 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41796010 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 06:17:57, skipping insertion in model container [2020-10-20 06:17:57,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:17:57" (3/3) ... [2020-10-20 06:17:57,302 INFO L111 eAbstractionObserver]: Analyzing ICFG Rotation180-1.c [2020-10-20 06:17:57,312 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 06:17:57,318 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-10-20 06:17:57,329 INFO L253 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-10-20 06:17:57,349 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 06:17:57,349 INFO L378 AbstractCegarLoop]: Hoare is false [2020-10-20 06:17:57,349 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 06:17:57,349 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 06:17:57,349 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 06:17:57,350 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 06:17:57,350 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 06:17:57,350 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 06:17:57,364 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2020-10-20 06:17:57,372 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 06:17:57,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 06:17:57 BoogieIcfgContainer [2020-10-20 06:17:57,376 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 06:17:57,377 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 06:17:57,377 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 06:17:57,377 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 06:17:57,378 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:17:57" (3/4) ... [2020-10-20 06:17:57,380 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 06:17:57,386 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2020-10-20 06:17:57,386 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2020-10-20 06:17:57,390 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 06:17:57,391 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 06:17:57,391 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 06:17:57,435 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 06:17:57,435 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 06:17:57,438 INFO L168 Benchmark]: Toolchain (without parser) took 735.73 ms. Allocated memory was 34.6 MB in the beginning and 45.6 MB in the end (delta: 11.0 MB). Free memory was 13.5 MB in the beginning and 16.6 MB in the end (delta: -3.1 MB). Peak memory consumption was 7.9 MB. Max. memory is 14.3 GB. [2020-10-20 06:17:57,439 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 33.6 MB. Free memory was 9.6 MB in the beginning and 9.6 MB in the end (delta: 42.0 kB). Peak memory consumption was 42.0 kB. Max. memory is 14.3 GB. [2020-10-20 06:17:57,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 332.21 ms. Allocated memory was 34.6 MB in the beginning and 44.0 MB in the end (delta: 9.4 MB). Free memory was 12.6 MB in the beginning and 26.1 MB in the end (delta: -13.5 MB). Peak memory consumption was 10.7 MB. Max. memory is 14.3 GB. [2020-10-20 06:17:57,440 INFO L168 Benchmark]: Boogie Preprocessor took 36.40 ms. Allocated memory is still 44.0 MB. Free memory was 26.1 MB in the beginning and 24.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 14.3 GB. [2020-10-20 06:17:57,441 INFO L168 Benchmark]: RCFGBuilder took 216.22 ms. Allocated memory was 44.0 MB in the beginning and 45.6 MB in the end (delta: 1.6 MB). Free memory was 24.7 MB in the beginning and 25.7 MB in the end (delta: -1.0 MB). Peak memory consumption was 11.9 MB. Max. memory is 14.3 GB. [2020-10-20 06:17:57,442 INFO L168 Benchmark]: TraceAbstraction took 81.60 ms. Allocated memory is still 45.6 MB. Free memory was 25.1 MB in the beginning and 19.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 14.3 GB. [2020-10-20 06:17:57,442 INFO L168 Benchmark]: Witness Printer took 58.82 ms. Allocated memory is still 45.6 MB. Free memory was 19.6 MB in the beginning and 16.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 14.3 GB. [2020-10-20 06:17:57,446 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 33.6 MB. Free memory was 9.6 MB in the beginning and 9.6 MB in the end (delta: 42.0 kB). Peak memory consumption was 42.0 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 332.21 ms. Allocated memory was 34.6 MB in the beginning and 44.0 MB in the end (delta: 9.4 MB). Free memory was 12.6 MB in the beginning and 26.1 MB in the end (delta: -13.5 MB). Peak memory consumption was 10.7 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 36.40 ms. Allocated memory is still 44.0 MB. Free memory was 26.1 MB in the beginning and 24.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 14.3 GB. * RCFGBuilder took 216.22 ms. Allocated memory was 44.0 MB in the beginning and 45.6 MB in the end (delta: 1.6 MB). Free memory was 24.7 MB in the beginning and 25.7 MB in the end (delta: -1.0 MB). Peak memory consumption was 11.9 MB. Max. memory is 14.3 GB. * TraceAbstraction took 81.60 ms. Allocated memory is still 45.6 MB. Free memory was 25.1 MB in the beginning and 19.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 14.3 GB. * Witness Printer took 58.82 ms. Allocated memory is still 45.6 MB. Free memory was 19.6 MB in the beginning and 16.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 14.3 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. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 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=13occurred 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: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...