./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/aaron2-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a379e328-8733-446a-bf8d-0dc7763edaaf/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a379e328-8733-446a-bf8d-0dc7763edaaf/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a379e328-8733-446a-bf8d-0dc7763edaaf/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a379e328-8733-446a-bf8d-0dc7763edaaf/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/aaron2-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a379e328-8733-446a-bf8d-0dc7763edaaf/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a379e328-8733-446a-bf8d-0dc7763edaaf/bin/uautomizer --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 51b008c7c9d1e1f97a8847fd6efe81beab0012cf ..................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 15:24:30,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:24:30,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:24:30,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:24:30,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:24:30,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:24:30,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:24:30,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:24:30,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:24:30,561 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:24:30,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:24:30,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:24:30,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:24:30,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:24:30,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:24:30,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:24:30,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:24:30,566 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:24:30,568 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:24:30,569 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:24:30,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:24:30,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:24:30,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:24:30,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:24:30,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:24:30,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:24:30,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:24:30,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:24:30,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:24:30,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:24:30,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:24:30,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:24:30,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:24:30,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:24:30,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:24:30,578 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:24:30,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:24:30,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:24:30,579 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:24:30,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:24:30,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:24:30,580 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a379e328-8733-446a-bf8d-0dc7763edaaf/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-12-07 15:24:30,592 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:24:30,593 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:24:30,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 15:24:30,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 15:24:30,594 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 15:24:30,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:24:30,595 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 15:24:30,595 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 15:24:30,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:24:30,595 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 15:24:30,595 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 15:24:30,595 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 15:24:30,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:24:30,596 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:24:30,596 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:24:30,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:24:30,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 15:24:30,597 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:24:30,597 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:24:30,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:24:30,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:24:30,597 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:24:30,598 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 15:24:30,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 15:24:30,598 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:24:30,598 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_a379e328-8733-446a-bf8d-0dc7763edaaf/bin/uautomizer 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 -> 51b008c7c9d1e1f97a8847fd6efe81beab0012cf [2019-12-07 15:24:30,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:24:30,713 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:24:30,715 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:24:30,717 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:24:30,717 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:24:30,718 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a379e328-8733-446a-bf8d-0dc7763edaaf/bin/uautomizer/../../sv-benchmarks/c/termination-crafted/aaron2-1.c [2019-12-07 15:24:30,756 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a379e328-8733-446a-bf8d-0dc7763edaaf/bin/uautomizer/data/75b695858/c4902a92c62340bab16f2abacf460f24/FLAGf4776a237 [2019-12-07 15:24:31,166 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:24:31,167 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a379e328-8733-446a-bf8d-0dc7763edaaf/sv-benchmarks/c/termination-crafted/aaron2-1.c [2019-12-07 15:24:31,172 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a379e328-8733-446a-bf8d-0dc7763edaaf/bin/uautomizer/data/75b695858/c4902a92c62340bab16f2abacf460f24/FLAGf4776a237 [2019-12-07 15:24:31,183 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a379e328-8733-446a-bf8d-0dc7763edaaf/bin/uautomizer/data/75b695858/c4902a92c62340bab16f2abacf460f24 [2019-12-07 15:24:31,186 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:24:31,187 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-07 15:24:31,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:24:31,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:24:31,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:24:31,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:24:31" (1/1) ... [2019-12-07 15:24:31,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20cc73ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:24:31, skipping insertion in model container [2019-12-07 15:24:31,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:24:31" (1/1) ... [2019-12-07 15:24:31,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:24:31,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:24:31,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:24:31,303 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 15:24:31,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:24:31,354 INFO L208 MainTranslator]: Completed translation [2019-12-07 15:24:31,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:24:31 WrapperNode [2019-12-07 15:24:31,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:24:31,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 15:24:31,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 15:24:31,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 15:24:31,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:24:31" (1/1) ... [2019-12-07 15:24:31,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:24:31" (1/1) ... [2019-12-07 15:24:31,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:24:31" (1/1) ... [2019-12-07 15:24:31,366 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:24:31" (1/1) ... [2019-12-07 15:24:31,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:24:31" (1/1) ... [2019-12-07 15:24:31,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:24:31" (1/1) ... [2019-12-07 15:24:31,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:24:31" (1/1) ... [2019-12-07 15:24:31,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 15:24:31,373 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 15:24:31,373 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 15:24:31,373 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 15:24:31,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:24:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a379e328-8733-446a-bf8d-0dc7763edaaf/bin/uautomizer/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 [2019-12-07 15:24:31,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-12-07 15:24:31,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 15:24:31,412 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-12-07 15:24:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-12-07 15:24:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-12-07 15:24:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-12-07 15:24:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 15:24:31,508 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 15:24:31,508 INFO L287 CfgBuilder]: Removed 1 assume(true) statements. [2019-12-07 15:24:31,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:24:31 BoogieIcfgContainer [2019-12-07 15:24:31,509 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 15:24:31,510 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 15:24:31,510 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 15:24:31,512 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 15:24:31,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 03:24:31" (1/3) ... [2019-12-07 15:24:31,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79a313a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 03:24:31, skipping insertion in model container [2019-12-07 15:24:31,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:24:31" (2/3) ... [2019-12-07 15:24:31,513 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79a313a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 03:24:31, skipping insertion in model container [2019-12-07 15:24:31,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:24:31" (3/3) ... [2019-12-07 15:24:31,514 INFO L109 eAbstractionObserver]: Analyzing ICFG aaron2-1.c [2019-12-07 15:24:31,520 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 15:24:31,524 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2019-12-07 15:24:31,531 INFO L249 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2019-12-07 15:24:31,543 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 15:24:31,543 INFO L374 AbstractCegarLoop]: Hoare is false [2019-12-07 15:24:31,543 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 15:24:31,543 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 15:24:31,544 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 15:24:31,544 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 15:24:31,544 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 15:24:31,544 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 15:24:31,552 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states. [2019-12-07 15:24:31,558 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 15:24:31,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 03:24:31 BoogieIcfgContainer [2019-12-07 15:24:31,560 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 15:24:31,560 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 15:24:31,560 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 15:24:31,560 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 15:24:31,561 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:24:31" (3/4) ... [2019-12-07 15:24:31,563 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 15:24:31,568 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2019-12-07 15:24:31,568 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2019-12-07 15:24:31,570 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-12-07 15:24:31,570 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-12-07 15:24:31,571 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 15:24:31,598 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a379e328-8733-446a-bf8d-0dc7763edaaf/bin/uautomizer/witness.graphml [2019-12-07 15:24:31,598 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 15:24:31,599 INFO L168 Benchmark]: Toolchain (without parser) took 412.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.0 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -124.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:24:31,600 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:24:31,600 INFO L168 Benchmark]: CACSL2BoogieTranslator took 166.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.0 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -149.7 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-12-07 15:24:31,600 INFO L168 Benchmark]: Boogie Preprocessor took 18.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-12-07 15:24:31,601 INFO L168 Benchmark]: RCFGBuilder took 136.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2019-12-07 15:24:31,601 INFO L168 Benchmark]: TraceAbstraction took 50.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 15:24:31,601 INFO L168 Benchmark]: Witness Printer took 37.93 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:24:31,603 INFO L335 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 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 166.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.0 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -149.7 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 136.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 50.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Witness Printer took 37.93 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. 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, 15 locations, 0 error locations. Result: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred 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...