./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/locks/test_locks_15_false-unreach-call_true-valid-memsafety_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/svcomp/c/locks/test_locks_15_false-unreach-call_true-valid-memsafety_false-termination.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-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 32bit --witnessprinter.graph.data.programhash 4892275a211cad54ffe3d940980c258aec58e47d ...................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 23:01:53,096 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 23:01:53,097 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 23:01:53,110 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 23:01:53,110 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 23:01:53,111 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 23:01:53,112 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 23:01:53,115 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 23:01:53,119 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 23:01:53,120 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 23:01:53,121 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 23:01:53,124 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 23:01:53,125 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 23:01:53,126 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 23:01:53,128 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 23:01:53,129 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 23:01:53,130 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 23:01:53,133 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 23:01:53,139 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 23:01:53,143 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 23:01:53,148 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 23:01:53,149 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 23:01:53,155 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 23:01:53,155 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 23:01:53,155 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 23:01:53,156 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 23:01:53,158 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 23:01:53,159 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 23:01:53,159 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 23:01:53,160 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 23:01:53,161 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 23:01:53,161 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 23:01:53,161 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 23:01:53,162 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 23:01:53,162 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 23:01:53,164 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 23:01:53,164 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-11-28 23:01:53,179 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 23:01:53,179 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 23:01:53,180 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 23:01:53,180 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 23:01:53,181 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 23:01:53,182 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 23:01:53,182 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 23:01:53,182 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 23:01:53,182 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 23:01:53,182 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 23:01:53,183 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 23:01:53,183 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 23:01:53,183 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 23:01:53,183 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-28 23:01:53,183 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-28 23:01:53,183 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-28 23:01:53,184 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 23:01:53,184 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 23:01:53,184 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 23:01:53,184 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 23:01:53,184 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 23:01:53,185 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 23:01:53,185 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 23:01:53,185 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 23:01:53,186 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 23:01:53,186 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 23:01:53,186 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 23:01:53,186 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 23:01:53,186 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4892275a211cad54ffe3d940980c258aec58e47d [2018-11-28 23:01:53,225 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 23:01:53,247 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 23:01:53,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 23:01:53,254 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 23:01:53,254 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 23:01:53,255 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/locks/test_locks_15_false-unreach-call_true-valid-memsafety_false-termination.c [2018-11-28 23:01:53,323 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3389c6fd3/6be4cf2924cf4533a0212d4cb9f868b2/FLAG55bfdd8df [2018-11-28 23:01:53,819 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 23:01:53,820 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/locks/test_locks_15_false-unreach-call_true-valid-memsafety_false-termination.c [2018-11-28 23:01:53,830 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3389c6fd3/6be4cf2924cf4533a0212d4cb9f868b2/FLAG55bfdd8df [2018-11-28 23:01:54,155 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3389c6fd3/6be4cf2924cf4533a0212d4cb9f868b2 [2018-11-28 23:01:54,158 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 23:01:54,160 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-28 23:01:54,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 23:01:54,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 23:01:54,167 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 23:01:54,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:01:54" (1/1) ... [2018-11-28 23:01:54,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71aa32a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:54, skipping insertion in model container [2018-11-28 23:01:54,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:01:54" (1/1) ... [2018-11-28 23:01:54,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 23:01:54,217 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 23:01:54,424 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:01:54,431 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 23:01:54,470 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:01:54,486 INFO L195 MainTranslator]: Completed translation [2018-11-28 23:01:54,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:54 WrapperNode [2018-11-28 23:01:54,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 23:01:54,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 23:01:54,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 23:01:54,488 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 23:01:54,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:54" (1/1) ... [2018-11-28 23:01:54,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:54" (1/1) ... [2018-11-28 23:01:54,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:54" (1/1) ... [2018-11-28 23:01:54,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:54" (1/1) ... [2018-11-28 23:01:54,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:54" (1/1) ... [2018-11-28 23:01:54,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:54" (1/1) ... [2018-11-28 23:01:54,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:54" (1/1) ... [2018-11-28 23:01:54,533 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 23:01:54,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 23:01:54,534 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 23:01:54,534 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 23:01:54,535 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:54" (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 [2018-11-28 23:01:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 23:01:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 23:01:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 23:01:54,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-28 23:01:54,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-28 23:01:54,676 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 23:01:54,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 23:01:54,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 23:01:55,347 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 23:01:55,348 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 23:01:55,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:01:55 BoogieIcfgContainer [2018-11-28 23:01:55,348 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 23:01:55,350 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 23:01:55,350 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 23:01:55,353 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 23:01:55,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:01:54" (1/3) ... [2018-11-28 23:01:55,355 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2876a7df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:01:55, skipping insertion in model container [2018-11-28 23:01:55,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:01:54" (2/3) ... [2018-11-28 23:01:55,355 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2876a7df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:01:55, skipping insertion in model container [2018-11-28 23:01:55,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:01:55" (3/3) ... [2018-11-28 23:01:55,359 INFO L112 eAbstractionObserver]: Analyzing ICFG test_locks_15_false-unreach-call_true-valid-memsafety_false-termination.c [2018-11-28 23:01:55,368 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 23:01:55,376 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-11-28 23:01:55,391 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2018-11-28 23:01:55,415 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 23:01:55,416 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 23:01:55,416 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-28 23:01:55,416 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 23:01:55,416 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 23:01:55,416 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 23:01:55,417 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 23:01:55,417 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 23:01:55,417 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 23:01:55,437 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states. [2018-11-28 23:01:55,448 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 23:01:55,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:01:55 BoogieIcfgContainer [2018-11-28 23:01:55,453 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 23:01:55,453 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 23:01:55,453 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 23:01:55,454 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 23:01:55,454 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:01:55" (3/4) ... [2018-11-28 23:01:55,459 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 23:01:55,466 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 23:01:55,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 23:01:55,474 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-28 23:01:55,474 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 23:01:55,475 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 23:01:55,566 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 23:01:55,567 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 23:01:55,568 INFO L168 Benchmark]: Toolchain (without parser) took 1409.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -125.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:01:55,570 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:01:55,570 INFO L168 Benchmark]: CACSL2BoogieTranslator took 324.92 ms. Allocated memory is still 1.0 GB. Free memory was 951.3 MB in the beginning and 940.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 23:01:55,570 INFO L168 Benchmark]: Boogie Preprocessor took 45.85 ms. Allocated memory is still 1.0 GB. Free memory was 940.6 MB in the beginning and 935.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-28 23:01:55,576 INFO L168 Benchmark]: RCFGBuilder took 814.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 935.2 MB in the beginning and 1.1 GB in the end (delta: -147.9 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-11-28 23:01:55,576 INFO L168 Benchmark]: TraceAbstraction took 103.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:01:55,577 INFO L168 Benchmark]: Witness Printer took 113.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-28 23:01:55,579 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 324.92 ms. Allocated memory is still 1.0 GB. Free memory was 951.3 MB in the beginning and 940.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.85 ms. Allocated memory is still 1.0 GB. Free memory was 940.6 MB in the beginning and 935.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 814.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 935.2 MB in the beginning and 1.1 GB in the end (delta: -147.9 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 103.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 113.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 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, 58 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=58occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 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...