./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/locks/test_locks_7.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 32f26835 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_7.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 ccd6d122756047ddb1225c106ac06a6748e14c22 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_7.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 ccd6d122756047ddb1225c106ac06a6748e14c22 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:23:55,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:55,275 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:55,307 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:55,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:55,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:55,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:55,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:55,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:55,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:55,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:55,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:55,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:55,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:55,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:55,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:55,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:55,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:55,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:55,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:55,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:55,401 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:55,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:55,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:55,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:55,419 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:55,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:55,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:55,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:55,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:55,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:55,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:55,430 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:55,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:55,442 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:55,442 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:55,444 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:55,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:55,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:55,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:55,453 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:55,454 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:23:55,508 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:55,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:55,513 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:55,520 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:55,520 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:55,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:55,521 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:55,523 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:55,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:55,524 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:55,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:55,524 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:55,528 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:55,529 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:55,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:55,530 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:55,532 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:55,532 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:55,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:55,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:55,533 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:55,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:55,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:55,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:55,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:55,538 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:23:55,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:23:55,538 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 -> ccd6d122756047ddb1225c106ac06a6748e14c22 [2019-11-24 22:23:56,119 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:56,148 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:56,158 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:56,160 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:56,163 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:56,164 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/locks/test_locks_7.c [2019-11-24 22:23:56,329 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dec343d14/fda002400e1045db9219be4dac7e0457/FLAG67f088c27 [2019-11-24 22:23:57,342 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:57,345 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/locks/test_locks_7.c [2019-11-24 22:23:57,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dec343d14/fda002400e1045db9219be4dac7e0457/FLAG67f088c27 [2019-11-24 22:23:57,402 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dec343d14/fda002400e1045db9219be4dac7e0457 [2019-11-24 22:23:57,411 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:57,416 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:57,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:57,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:57,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:57,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:57" (1/1) ... [2019-11-24 22:23:57,442 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 24.11 10:23:57, skipping insertion in model container [2019-11-24 22:23:57,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:57" (1/1) ... [2019-11-24 22:23:57,461 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:57,519 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:57,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:57,942 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:58,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:58,118 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:58,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:58 WrapperNode [2019-11-24 22:23:58,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:58,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:58,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:58,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:58,141 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:58" (1/1) ... [2019-11-24 22:23:58,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:58" (1/1) ... [2019-11-24 22:23:58,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:58" (1/1) ... [2019-11-24 22:23:58,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:58" (1/1) ... [2019-11-24 22:23:58,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:58" (1/1) ... [2019-11-24 22:23:58,205 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:58" (1/1) ... [2019-11-24 22:23:58,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:58" (1/1) ... [2019-11-24 22:23:58,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:58,224 INFO L168 Benchmark]: Toolchain (without parser) took 804.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.4 MB in the end (delta: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:58,225 INFO L168 Benchmark]: CDTParser took 3.04 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. [2019-11-24 22:23:58,227 INFO L168 Benchmark]: CACSL2BoogieTranslator took 705.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:58,230 INFO L168 Benchmark]: Boogie Preprocessor took 90.27 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. [2019-11-24 22:23:58,235 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.04 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 705.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 90.27 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 0.1.24-32f2683 [2019-11-24 22:24:02,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:02,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:02,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:02,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:02,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:02,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:02,200 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:02,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:02,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:02,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:02,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:02,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:02,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:02,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:02,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:02,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:02,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:02,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:02,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:02,263 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:02,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:02,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:02,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:02,285 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:02,286 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:02,286 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:02,288 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:02,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:02,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:02,294 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:02,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:02,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:02,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:02,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:02,305 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:02,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:02,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:02,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:02,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:02,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:02,315 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:24:02,369 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:02,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:02,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:02,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:02,382 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:02,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:02,383 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:24:02,383 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:02,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:02,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:24:02,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:02,385 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:02,386 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:02,387 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:24:02,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:02,388 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:02,389 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:24:02,389 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:24:02,392 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:24:02,392 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:02,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:02,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:02,393 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:02,394 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:02,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:02,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:02,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:02,397 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:24:02,398 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:24:02,398 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:24:02,400 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 -> ccd6d122756047ddb1225c106ac06a6748e14c22 [2019-11-24 22:24:02,978 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:03,011 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:03,018 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:03,025 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:03,028 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:03,030 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/locks/test_locks_7.c [2019-11-24 22:24:03,191 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b569210f/0729bb85da0942c3a9881ed4806a1da8/FLAG0c8eb97aa [2019-11-24 22:24:04,324 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:04,325 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/locks/test_locks_7.c [2019-11-24 22:24:04,345 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b569210f/0729bb85da0942c3a9881ed4806a1da8/FLAG0c8eb97aa [2019-11-24 22:24:04,384 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b569210f/0729bb85da0942c3a9881ed4806a1da8 [2019-11-24 22:24:04,392 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:04,396 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:04,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:04,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:04,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:04,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:04" (1/1) ... [2019-11-24 22:24:04,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:04, skipping insertion in model container [2019-11-24 22:24:04,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:04" (1/1) ... [2019-11-24 22:24:04,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:04,502 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:04,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:04,982 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:05,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:05,161 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:05,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:05 WrapperNode [2019-11-24 22:24:05,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:05,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:05,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:05,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:05,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:05" (1/1) ... [2019-11-24 22:24:05,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:05" (1/1) ... [2019-11-24 22:24:05,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:05" (1/1) ... [2019-11-24 22:24:05,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:05" (1/1) ... [2019-11-24 22:24:05,251 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:05" (1/1) ... [2019-11-24 22:24:05,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:05" (1/1) ... [2019-11-24 22:24:05,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:05" (1/1) ... [2019-11-24 22:24:05,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:05,295 INFO L168 Benchmark]: Toolchain (without parser) took 895.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:24:05,296 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. [2019-11-24 22:24:05,303 INFO L168 Benchmark]: CACSL2BoogieTranslator took 765.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:05,304 INFO L168 Benchmark]: Boogie Preprocessor took 119.22 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:05,317 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 765.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 119.22 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...