./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/forester-heap/sll-01-1.i --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/forester-heap/sll-01-1.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 20b427b12ecab1a55ea16dbf631b005753a22a0b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-01-1.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 20b427b12ecab1a55ea16dbf631b005753a22a0b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:22:49,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:22:49,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:22:49,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:22:49,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:22:49,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:22:49,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:22:49,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:22:49,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:22:49,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:22:49,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:22:49,656 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:22:49,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:22:49,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:22:49,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:22:49,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:22:49,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:22:49,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:22:49,686 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:22:49,694 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:22:49,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:22:49,708 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:22:49,710 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:22:49,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:22:49,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:22:49,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:22:49,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:22:49,728 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:22:49,728 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:22:49,730 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:22:49,734 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:22:49,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:22:49,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:22:49,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:22:49,741 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:22:49,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:22:49,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:22:49,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:22:49,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:22:49,747 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:22:49,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:22:49,752 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:22:49,793 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:22:49,795 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:22:49,798 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:22:49,800 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:22:49,800 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:22:49,801 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:22:49,803 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:22:49,803 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:22:49,803 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:22:49,804 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:22:49,805 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:22:49,806 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:22:49,808 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:22:49,808 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:22:49,809 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:22:49,809 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:22:49,809 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:22:49,810 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:22:49,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:22:49,813 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:22:49,813 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:22:49,813 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:22:49,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:22:49,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:22:49,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:22:49,815 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:22:49,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:22:49,815 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 -> 20b427b12ecab1a55ea16dbf631b005753a22a0b [2019-11-24 22:22:50,434 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:22:50,467 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:22:50,474 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:22:50,477 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:22:50,479 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:22:50,482 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-01-1.i [2019-11-24 22:22:50,641 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0d787adf/9e5817519faa405183826344330c4f30/FLAGd1275f316 [2019-11-24 22:22:51,878 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:22:51,880 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-1.i [2019-11-24 22:22:51,917 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0d787adf/9e5817519faa405183826344330c4f30/FLAGd1275f316 [2019-11-24 22:22:51,954 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0d787adf/9e5817519faa405183826344330c4f30 [2019-11-24 22:22:51,961 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:22:51,963 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:22:51,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:22:51,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:22:51,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:22:51,982 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:51" (1/1) ... [2019-11-24 22:22:51,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41d41ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:51, skipping insertion in model container [2019-11-24 22:22:51,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:51" (1/1) ... [2019-11-24 22:22:52,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:22:52,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:22:53,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:22:53,043 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:22:53,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:22:53,316 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:22:53,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53 WrapperNode [2019-11-24 22:22:53,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:22:53,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:22:53,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:22:53,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:22:53,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:22:53" (1/1) ... [2019-11-24 22:22:53,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:22:53,528 INFO L168 Benchmark]: Toolchain (without parser) took 1562.36 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 978.4 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:22:53,544 INFO L168 Benchmark]: CDTParser took 0.74 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 22:22:53,546 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1347.85 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:22:53,549 INFO L168 Benchmark]: Boogie Preprocessor took 204.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:22:53,557 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74 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 1347.85 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 204.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 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 22:22:57,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:22:57,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:22:57,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:22:57,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:22:57,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:22:57,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:22:57,389 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:22:57,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:22:57,397 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:22:57,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:22:57,405 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:22:57,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:22:57,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:22:57,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:22:57,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:22:57,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:22:57,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:22:57,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:22:57,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:22:57,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:22:57,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:22:57,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:22:57,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:22:57,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:22:57,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:22:57,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:22:57,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:22:57,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:22:57,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:22:57,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:22:57,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:22:57,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:22:57,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:22:57,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:22:57,482 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:22:57,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:22:57,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:22:57,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:22:57,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:22:57,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:22:57,492 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:22:57,529 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:22:57,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:22:57,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:22:57,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:22:57,536 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:22:57,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:22:57,536 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:22:57,538 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:22:57,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:22:57,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:22:57,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:22:57,540 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:22:57,541 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:22:57,541 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:22:57,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:22:57,544 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:22:57,544 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:22:57,544 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:22:57,544 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:22:57,545 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:22:57,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:22:57,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:22:57,546 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:22:57,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:22:57,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:22:57,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:22:57,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:22:57,550 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:22:57,551 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:22:57,551 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:22:57,552 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 -> 20b427b12ecab1a55ea16dbf631b005753a22a0b [2019-11-24 22:22:58,190 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:22:58,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:22:58,226 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:22:58,231 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:22:58,234 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:22:58,236 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-01-1.i [2019-11-24 22:22:58,396 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35a92788/21f8534c22b541e09212eab99efc2140/FLAG8fffe746d [2019-11-24 22:22:59,584 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:22:59,584 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-1.i [2019-11-24 22:22:59,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35a92788/21f8534c22b541e09212eab99efc2140/FLAG8fffe746d [2019-11-24 22:22:59,657 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35a92788/21f8534c22b541e09212eab99efc2140 [2019-11-24 22:22:59,663 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:22:59,667 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:22:59,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:22:59,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:22:59,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:22:59,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:59" (1/1) ... [2019-11-24 22:22:59,694 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 24.11 10:22:59, skipping insertion in model container [2019-11-24 22:22:59,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:22:59" (1/1) ... [2019-11-24 22:22:59,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:22:59,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:00,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:00,793 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:00,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:01,085 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:01,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:01 WrapperNode [2019-11-24 22:23:01,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:01,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:01,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:01,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:01,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:01" (1/1) ... [2019-11-24 22:23:01,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:01" (1/1) ... [2019-11-24 22:23:01,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:01" (1/1) ... [2019-11-24 22:23:01,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:01" (1/1) ... [2019-11-24 22:23:01,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:01" (1/1) ... [2019-11-24 22:23:01,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:01" (1/1) ... [2019-11-24 22:23:01,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:01" (1/1) ... [2019-11-24 22:23:01,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:01,314 INFO L168 Benchmark]: Toolchain (without parser) took 1636.74 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. [2019-11-24 22:23:01,317 INFO L168 Benchmark]: CDTParser took 0.38 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 22:23:01,321 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1414.54 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. [2019-11-24 22:23:01,331 INFO L168 Benchmark]: Boogie Preprocessor took 212.31 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. [2019-11-24 22:23:01,337 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1414.54 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 212.31 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...