./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/forester-heap/sll-queue-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 509859d6 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/forester-heap/sll-queue-1.i -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 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/forester-heap/sll-queue-1.i -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 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:45:06,324 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:45:06,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:45:06,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:45:06,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:45:06,371 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:45:06,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:45:06,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:45:06,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:45:06,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:45:06,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:45:06,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:45:06,415 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:45:06,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:45:06,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:45:06,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:45:06,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:45:06,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:45:06,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:45:06,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:45:06,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:45:06,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:45:06,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:45:06,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:45:06,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:45:06,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:45:06,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:45:06,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:45:06,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:45:06,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:45:06,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:45:06,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:45:06,492 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:45:06,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:45:06,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:45:06,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:45:06,504 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:45:06,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:45:06,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:45:06,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:45:06,512 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:45:06,515 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:45:06,555 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:45:06,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:45:06,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:45:06,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:45:06,564 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:45:06,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:45:06,565 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:45:06,565 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:45:06,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:45:06,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:45:06,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:45:06,570 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:45:06,571 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:45:06,571 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:45:06,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:45:06,572 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:45:06,572 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:45:06,573 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:45:06,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:45:06,576 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:45:06,576 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:45:06,576 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:45:06,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:45:06,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:45:06,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:45:06,578 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:45:06,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:45:06,579 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 -> 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 [2019-11-27 17:45:07,136 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:45:07,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:45:07,177 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:45:07,179 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:45:07,184 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:45:07,185 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-27 17:45:07,353 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7bef0d94/b9d5e261f6174efb9cfa3e23bfa21691/FLAG8e6a70618 [2019-11-27 17:45:08,600 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:45:08,603 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-27 17:45:08,639 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7bef0d94/b9d5e261f6174efb9cfa3e23bfa21691/FLAG8e6a70618 [2019-11-27 17:45:08,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7bef0d94/b9d5e261f6174efb9cfa3e23bfa21691 [2019-11-27 17:45:08,684 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:45:08,691 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:45:08,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:08,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:45:08,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:45:08,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:08" (1/1) ... [2019-11-27 17:45:08,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1934ed88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:08, skipping insertion in model container [2019-11-27 17:45:08,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:08" (1/1) ... [2019-11-27 17:45:08,735 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:45:08,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:09,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:09,789 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:45:09,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:10,043 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:45:10,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:10 WrapperNode [2019-11-27 17:45:10,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:10,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:45:10,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:45:10,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:45:10,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:10" (1/1) ... [2019-11-27 17:45:10,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:10" (1/1) ... [2019-11-27 17:45:10,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:10" (1/1) ... [2019-11-27 17:45:10,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:10" (1/1) ... [2019-11-27 17:45:10,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:10" (1/1) ... [2019-11-27 17:45:10,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:10" (1/1) ... [2019-11-27 17:45:10,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:10" (1/1) ... [2019-11-27 17:45:10,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:45:10,249 INFO L168 Benchmark]: Toolchain (without parser) took 1555.85 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 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:45:10,261 INFO L168 Benchmark]: CDTParser took 0.89 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 17:45:10,268 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1354.04 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:10,271 INFO L168 Benchmark]: Boogie Preprocessor took 193.14 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:10,281 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 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 1354.04 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.14 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 17:45:14,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:45:14,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:45:14,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:45:14,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:45:14,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:45:14,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:45:14,202 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:45:14,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:45:14,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:45:14,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:45:14,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:45:14,224 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:45:14,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:45:14,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:45:14,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:45:14,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:45:14,243 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:45:14,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:45:14,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:45:14,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:45:14,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:45:14,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:45:14,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:45:14,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:45:14,291 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:45:14,291 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:45:14,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:45:14,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:45:14,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:45:14,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:45:14,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:45:14,304 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:45:14,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:45:14,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:45:14,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:45:14,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:45:14,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:45:14,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:45:14,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:45:14,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:45:14,326 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:45:14,372 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:45:14,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:45:14,379 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:45:14,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:45:14,382 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:45:14,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:45:14,382 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:45:14,383 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:45:14,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:45:14,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:45:14,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:45:14,386 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:45:14,386 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:45:14,387 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:45:14,390 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:45:14,390 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:45:14,390 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:45:14,391 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:45:14,391 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:45:14,391 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:45:14,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:45:14,392 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:45:14,392 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:45:14,393 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:45:14,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:45:14,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:45:14,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:45:14,397 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:45:14,397 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:45:14,397 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:45:14,399 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 -> 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 [2019-11-27 17:45:14,956 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:45:14,989 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:45:14,997 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:45:14,999 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:45:15,003 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:45:15,005 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-27 17:45:15,177 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8ff8b02a/91b8098ac8ae4bf087b504f2f41e9c7e/FLAG16be9887c [2019-11-27 17:45:16,402 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:45:16,403 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-27 17:45:16,442 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8ff8b02a/91b8098ac8ae4bf087b504f2f41e9c7e/FLAG16be9887c [2019-11-27 17:45:16,483 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8ff8b02a/91b8098ac8ae4bf087b504f2f41e9c7e [2019-11-27 17:45:16,489 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:45:16,499 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:45:16,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:16,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:45:16,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:45:16,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:16" (1/1) ... [2019-11-27 17:45:16,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5189edd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:16, skipping insertion in model container [2019-11-27 17:45:16,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:16" (1/1) ... [2019-11-27 17:45:16,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:45:16,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:17,617 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:17,641 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:45:17,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:17,906 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:45:17,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17 WrapperNode [2019-11-27 17:45:17,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:17,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:45:17,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:45:17,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:45:17,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:17,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:17,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:17,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:18,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:18,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:18,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:18,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:45:18,142 INFO L168 Benchmark]: Toolchain (without parser) took 1646.37 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 972.6 MB in the end (delta: -10.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:45:18,148 INFO L168 Benchmark]: CDTParser took 2.81 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 17:45:18,150 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1404.59 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:18,159 INFO L168 Benchmark]: Boogie Preprocessor took 228.91 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:18,165 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.81 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 1404.59 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 228.91 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 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...