./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/locks/test_locks_15-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/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 ../sv-benchmarks/c/locks/test_locks_15-2.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 129b0578c0c64625cef50fbcfd5d128651ff3275 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/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 ../sv-benchmarks/c/locks/test_locks_15-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.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 129b0578c0c64625cef50fbcfd5d128651ff3275 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:23:41,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:23:41,120 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:23:41,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:23:41,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:23:41,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:23:41,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:23:41,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:23:41,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:23:41,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:23:41,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:23:41,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:23:41,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:23:41,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:23:41,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:23:41,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:23:41,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:23:41,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:23:41,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:23:41,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:23:41,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:23:41,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:23:41,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:23:41,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:23:41,261 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:23:41,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:23:41,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:23:41,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:23:41,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:23:41,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:23:41,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:23:41,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:23:41,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:23:41,276 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:23:41,279 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:23:41,281 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:23:41,282 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:23:41,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:23:41,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:23:41,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:23:41,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:23:41,292 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:23:41,330 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:23:41,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:23:41,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:23:41,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:23:41,340 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:23:41,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:23:41,341 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:23:41,343 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:23:41,343 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:23:41,343 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:23:41,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:23:41,345 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:23:41,348 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:23:41,348 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:23:41,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:23:41,349 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:23:41,349 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:23:41,350 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:23:41,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:23:41,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:23:41,351 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:23:41,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:23:41,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:23:41,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:23:41,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:23:41,354 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:23:41,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:23:41,356 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 129b0578c0c64625cef50fbcfd5d128651ff3275 [2019-11-27 11:23:41,970 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:23:42,000 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:23:42,008 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:23:42,011 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:23:42,015 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:23:42,016 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/locks/test_locks_15-2.c [2019-11-27 11:23:42,162 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62a7723cc/a34945989ef4444589a746e57a2f3daf/FLAG8f413d4ed [2019-11-27 11:23:43,242 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:23:43,246 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/locks/test_locks_15-2.c [2019-11-27 11:23:43,270 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62a7723cc/a34945989ef4444589a746e57a2f3daf/FLAG8f413d4ed [2019-11-27 11:23:43,309 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62a7723cc/a34945989ef4444589a746e57a2f3daf [2019-11-27 11:23:43,317 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:23:43,327 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:23:43,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:23:43,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:23:43,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:23:43,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:23:43" (1/1) ... [2019-11-27 11:23:43,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:43, skipping insertion in model container [2019-11-27 11:23:43,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:23:43" (1/1) ... [2019-11-27 11:23:43,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:23:43,442 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:23:43,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:43,966 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:23:44,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:44,175 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:23:44,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:44 WrapperNode [2019-11-27 11:23:44,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:23:44,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:23:44,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:23:44,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:23:44,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:44" (1/1) ... [2019-11-27 11:23:44,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:44" (1/1) ... [2019-11-27 11:23:44,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:44" (1/1) ... [2019-11-27 11:23:44,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:44" (1/1) ... [2019-11-27 11:23:44,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:44" (1/1) ... [2019-11-27 11:23:44,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:44" (1/1) ... [2019-11-27 11:23:44,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:44" (1/1) ... [2019-11-27 11:23:44,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:23:44,325 INFO L168 Benchmark]: Toolchain (without parser) took 991.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.4 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:23:44,327 INFO L168 Benchmark]: CDTParser took 0.85 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:23:44,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 851.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.4 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:44,331 INFO L168 Benchmark]: Boogie Preprocessor took 129.28 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:23:44,341 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 851.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.4 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 129.28 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:23:48,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:23:48,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:23:48,331 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:23:48,332 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:23:48,335 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:23:48,337 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:23:48,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:23:48,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:23:48,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:23:48,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:23:48,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:23:48,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:23:48,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:23:48,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:23:48,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:23:48,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:23:48,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:23:48,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:23:48,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:23:48,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:23:48,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:23:48,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:23:48,434 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:23:48,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:23:48,444 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:23:48,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:23:48,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:23:48,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:23:48,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:23:48,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:23:48,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:23:48,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:23:48,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:23:48,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:23:48,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:23:48,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:23:48,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:23:48,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:23:48,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:23:48,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:23:48,475 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:23:48,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:23:48,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:23:48,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:23:48,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:23:48,525 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:23:48,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:23:48,527 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:23:48,527 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:23:48,528 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:23:48,528 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:23:48,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:23:48,531 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:23:48,531 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:23:48,532 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:23:48,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:23:48,533 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:23:48,535 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:23:48,535 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:23:48,535 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:23:48,536 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:23:48,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:23:48,537 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:23:48,537 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:23:48,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:23:48,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:23:48,540 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:23:48,540 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:23:48,540 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:23:48,541 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:23:48,541 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:23:48,545 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> 129b0578c0c64625cef50fbcfd5d128651ff3275 [2019-11-27 11:23:49,146 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:23:49,174 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:23:49,181 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:23:49,186 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:23:49,187 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:23:49,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/locks/test_locks_15-2.c [2019-11-27 11:23:49,321 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85c969517/eaed46873506455c9111ff6ec709b8fa/FLAGda10e43d1 [2019-11-27 11:23:50,335 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:23:50,340 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/locks/test_locks_15-2.c [2019-11-27 11:23:50,365 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85c969517/eaed46873506455c9111ff6ec709b8fa/FLAGda10e43d1 [2019-11-27 11:23:50,486 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85c969517/eaed46873506455c9111ff6ec709b8fa [2019-11-27 11:23:50,497 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:23:50,502 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:23:50,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:23:50,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:23:50,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:23:50,516 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:23:50" (1/1) ... [2019-11-27 11:23:50,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31604e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:50, skipping insertion in model container [2019-11-27 11:23:50,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:23:50" (1/1) ... [2019-11-27 11:23:50,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:23:50,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:23:51,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:51,192 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:23:51,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:51,370 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:23:51,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:51 WrapperNode [2019-11-27 11:23:51,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:23:51,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:23:51,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:23:51,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:23:51,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:51" (1/1) ... [2019-11-27 11:23:51,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:51" (1/1) ... [2019-11-27 11:23:51,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:51" (1/1) ... [2019-11-27 11:23:51,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:51" (1/1) ... [2019-11-27 11:23:51,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:51" (1/1) ... [2019-11-27 11:23:51,579 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:51" (1/1) ... [2019-11-27 11:23:51,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:51" (1/1) ... [2019-11-27 11:23:51,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:23:51,607 INFO L168 Benchmark]: Toolchain (without parser) took 1102.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 1.0 GB in the end (delta: -38.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:23:51,609 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:23:51,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 870.24 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 996.8 MB in the end (delta: -33.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:51,617 INFO L168 Benchmark]: Boogie Preprocessor took 224.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 996.8 MB in the beginning and 1.0 GB in the end (delta: -5.0 MB). Peak memory consumption was 4.3 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:51,629 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 870.24 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 996.8 MB in the end (delta: -33.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 224.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 996.8 MB in the beginning and 1.0 GB in the end (delta: -5.0 MB). Peak memory consumption was 4.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...