./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/locks/test_locks_5_true-unreach-call_true-valid-memsafety_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0ed9222f 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_5_true-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 4f33d015f37d4475f0ca85a8ea6311ffc3e89abb .................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-14 20:48:47,772 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 20:48:47,774 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 20:48:47,790 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 20:48:47,790 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 20:48:47,791 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 20:48:47,793 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 20:48:47,795 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 20:48:47,796 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 20:48:47,797 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 20:48:47,798 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 20:48:47,799 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 20:48:47,800 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 20:48:47,801 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 20:48:47,803 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 20:48:47,804 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 20:48:47,804 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 20:48:47,807 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 20:48:47,809 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 20:48:47,811 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 20:48:47,812 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 20:48:47,813 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 20:48:47,816 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 20:48:47,816 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 20:48:47,817 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 20:48:47,818 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 20:48:47,819 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 20:48:47,820 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 20:48:47,821 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 20:48:47,822 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 20:48:47,822 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 20:48:47,823 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 20:48:47,823 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 20:48:47,823 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 20:48:47,825 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 20:48:47,826 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 20:48:47,826 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-01-14 20:48:47,845 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 20:48:47,845 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 20:48:47,847 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 20:48:47,847 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 20:48:47,847 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 20:48:47,847 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 20:48:47,847 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 20:48:47,847 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 20:48:47,848 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 20:48:47,848 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 20:48:47,848 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 20:48:47,848 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-14 20:48:47,848 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-14 20:48:47,848 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-14 20:48:47,849 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-14 20:48:47,849 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 20:48:47,849 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 20:48:47,849 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 20:48:47,849 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-14 20:48:47,850 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-14 20:48:47,850 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-14 20:48:47,850 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 20:48:47,850 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-14 20:48:47,850 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-14 20:48:47,850 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-14 20:48:47,851 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 -> 4f33d015f37d4475f0ca85a8ea6311ffc3e89abb [2019-01-14 20:48:47,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 20:48:47,907 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 20:48:47,911 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 20:48:47,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 20:48:47,913 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 20:48:47,914 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/locks/test_locks_5_true-unreach-call_true-valid-memsafety_false-termination.c [2019-01-14 20:48:47,973 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ab8e7984/8feff9797d2d493f9cae51a6f6aba868/FLAG41c7b561b [2019-01-14 20:48:48,397 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 20:48:48,398 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/locks/test_locks_5_true-unreach-call_true-valid-memsafety_false-termination.c [2019-01-14 20:48:48,406 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ab8e7984/8feff9797d2d493f9cae51a6f6aba868/FLAG41c7b561b [2019-01-14 20:48:48,770 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ab8e7984/8feff9797d2d493f9cae51a6f6aba868 [2019-01-14 20:48:48,774 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 20:48:48,776 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-14 20:48:48,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 20:48:48,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 20:48:48,782 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 20:48:48,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 08:48:48" (1/1) ... [2019-01-14 20:48:48,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f0e8c39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 08:48:48, skipping insertion in model container [2019-01-14 20:48:48,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 08:48:48" (1/1) ... [2019-01-14 20:48:48,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 20:48:48,822 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 20:48:49,041 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 20:48:49,045 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 20:48:49,070 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 20:48:49,090 INFO L195 MainTranslator]: Completed translation [2019-01-14 20:48:49,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 08:48:49 WrapperNode [2019-01-14 20:48:49,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 20:48:49,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 20:48:49,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 20:48:49,093 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 20:48:49,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 08:48:49" (1/1) ... [2019-01-14 20:48:49,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 08:48:49" (1/1) ... [2019-01-14 20:48:49,116 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 08:48:49" (1/1) ... [2019-01-14 20:48:49,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 08:48:49" (1/1) ... [2019-01-14 20:48:49,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 08:48:49" (1/1) ... [2019-01-14 20:48:49,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 08:48:49" (1/1) ... [2019-01-14 20:48:49,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 08:48:49" (1/1) ... [2019-01-14 20:48:49,148 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 20:48:49,148 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 20:48:49,148 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 20:48:49,148 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 20:48:49,149 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 08:48:49" (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 [2019-01-14 20:48:49,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-14 20:48:49,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 20:48:49,310 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-14 20:48:49,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-01-14 20:48:49,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-14 20:48:49,310 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-14 20:48:49,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-14 20:48:49,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 20:48:49,748 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 20:48:49,749 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-14 20:48:49,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 08:48:49 BoogieIcfgContainer [2019-01-14 20:48:49,751 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 20:48:49,752 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-14 20:48:49,752 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-14 20:48:49,755 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-14 20:48:49,755 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.01 08:48:48" (1/3) ... [2019-01-14 20:48:49,756 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c3b31cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 08:48:49, skipping insertion in model container [2019-01-14 20:48:49,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 08:48:49" (2/3) ... [2019-01-14 20:48:49,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c3b31cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 08:48:49, skipping insertion in model container [2019-01-14 20:48:49,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 08:48:49" (3/3) ... [2019-01-14 20:48:49,759 INFO L112 eAbstractionObserver]: Analyzing ICFG test_locks_5_true-unreach-call_true-valid-memsafety_false-termination.c [2019-01-14 20:48:49,769 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-14 20:48:49,777 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2019-01-14 20:48:49,793 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2019-01-14 20:48:49,825 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 20:48:49,826 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-14 20:48:49,826 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-14 20:48:49,826 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-14 20:48:49,826 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 20:48:49,827 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 20:48:49,827 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-14 20:48:49,827 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 20:48:49,827 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-14 20:48:49,843 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2019-01-14 20:48:49,853 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-14 20:48:49,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.01 08:48:49 BoogieIcfgContainer [2019-01-14 20:48:49,857 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-14 20:48:49,857 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 20:48:49,858 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 20:48:49,858 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 20:48:49,858 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 08:48:49" (3/4) ... [2019-01-14 20:48:49,863 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-14 20:48:49,871 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2019-01-14 20:48:49,871 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2019-01-14 20:48:49,877 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-01-14 20:48:49,877 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-14 20:48:49,878 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-14 20:48:49,954 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-14 20:48:49,955 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 20:48:49,955 INFO L168 Benchmark]: Toolchain (without parser) took 1180.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -116.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 20:48:49,957 INFO L168 Benchmark]: CDTParser took 0.15 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. [2019-01-14 20:48:49,958 INFO L168 Benchmark]: CACSL2BoogieTranslator took 314.22 ms. Allocated memory is still 1.0 GB. Free memory was 951.4 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. [2019-01-14 20:48:49,958 INFO L168 Benchmark]: Boogie Preprocessor took 55.66 ms. Allocated memory is still 1.0 GB. Free memory is still 940.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 20:48:49,961 INFO L168 Benchmark]: RCFGBuilder took 602.66 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -140.5 MB). Peak memory consumption was 12.7 MB. Max. memory is 11.5 GB. [2019-01-14 20:48:49,962 INFO L168 Benchmark]: TraceAbstraction took 105.08 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-01-14 20:48:49,966 INFO L168 Benchmark]: Witness Printer took 97.35 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-01-14 20:48:49,970 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 314.22 ms. Allocated memory is still 1.0 GB. Free memory was 951.4 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 55.66 ms. Allocated memory is still 1.0 GB. Free memory is still 940.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 602.66 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -140.5 MB). Peak memory consumption was 12.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 105.08 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Witness Printer took 97.35 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: 6.9 MB). Peak memory consumption was 6.9 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, 28 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=28occurred 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...