./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/termination-crafted/Stockholm-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 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/termination-crafted/Stockholm-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash 040d33ccd9815b678c9b7e32d7f71732a5b9b93a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/termination-crafted/Stockholm-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash 040d33ccd9815b678c9b7e32d7f71732a5b9b93a ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:28:57,477 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:28:57,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:28:57,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:28:57,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:28:57,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:28:57,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:28:57,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:28:57,554 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:28:57,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:28:57,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:28:57,566 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:28:57,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:28:57,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:28:57,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:28:57,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:28:57,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:28:57,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:28:57,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:28:57,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:28:57,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:28:57,611 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:28:57,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:28:57,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:28:57,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:28:57,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:28:57,627 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:28:57,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:28:57,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:28:57,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:28:57,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:28:57,637 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:28:57,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:28:57,642 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:28:57,645 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:28:57,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:28:57,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:28:57,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:28:57,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:28:57,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:28:57,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:28:57,660 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-26 00:28:57,713 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:28:57,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:28:57,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:28:57,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:28:57,725 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:28:57,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:28:57,726 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:28:57,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:28:57,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:28:57,732 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:28:57,733 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:28:57,733 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:28:57,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:28:57,734 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:28:57,734 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:28:57,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:28:57,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:28:57,735 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:28:57,738 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:28:57,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:28:57,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:28:57,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:28:57,740 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:28:57,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:28:57,742 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 040d33ccd9815b678c9b7e32d7f71732a5b9b93a [2019-11-26 00:28:58,282 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:28:58,315 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:28:58,324 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:28:58,327 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:28:58,329 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:28:58,330 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Stockholm-1.c [2019-11-26 00:28:58,490 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d809bad7f/2297a24b0f364154bd97cf60af95a341/FLAG745b2c3a4 [2019-11-26 00:28:59,557 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:28:59,558 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Stockholm-1.c [2019-11-26 00:28:59,573 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d809bad7f/2297a24b0f364154bd97cf60af95a341/FLAG745b2c3a4 [2019-11-26 00:28:59,612 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d809bad7f/2297a24b0f364154bd97cf60af95a341 [2019-11-26 00:28:59,621 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:28:59,629 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:28:59,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:28:59,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:28:59,643 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:28:59,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:28:59" (1/1) ... [2019-11-26 00:28:59,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:59, skipping insertion in model container [2019-11-26 00:28:59,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:28:59" (1/1) ... [2019-11-26 00:28:59,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:28:59,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:29:00,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:29:00,200 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:29:00,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:29:00,274 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:29:00,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:00 WrapperNode [2019-11-26 00:29:00,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:00,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:29:00,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:29:00,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:29:00,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:00" (1/1) ... [2019-11-26 00:29:00,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:00" (1/1) ... [2019-11-26 00:29:00,431 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:00" (1/1) ... [2019-11-26 00:29:00,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:00" (1/1) ... [2019-11-26 00:29:00,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:00" (1/1) ... [2019-11-26 00:29:00,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:00" (1/1) ... [2019-11-26 00:29:00,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:00" (1/1) ... [2019-11-26 00:29:00,462 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:29:00,478 INFO L168 Benchmark]: Toolchain (without parser) took 843.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:00,479 INFO L168 Benchmark]: CDTParser took 1.63 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. [2019-11-26 00:29:00,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 642.86 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:00,486 INFO L168 Benchmark]: Boogie Preprocessor took 187.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.3 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:00,495 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.63 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 642.86 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 187.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.3 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 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 0.1.24-65d6cd2 [2019-11-26 00:29:04,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:29:04,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:29:04,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:29:04,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:29:04,451 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:29:04,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:29:04,473 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:29:04,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:29:04,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:29:04,487 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:29:04,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:29:04,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:29:04,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:29:04,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:29:04,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:29:04,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:29:04,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:29:04,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:29:04,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:29:04,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:29:04,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:29:04,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:29:04,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:29:04,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:29:04,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:29:04,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:29:04,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:29:04,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:29:04,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:29:04,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:29:04,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:29:04,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:29:04,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:29:04,581 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:29:04,581 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:29:04,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:29:04,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:29:04,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:29:04,589 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:29:04,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:29:04,592 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-26 00:29:04,633 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:29:04,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:29:04,639 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:29:04,640 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:29:04,643 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:29:04,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:29:04,644 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:29:04,644 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:29:04,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:29:04,644 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:29:04,646 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:29:04,646 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:29:04,646 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:29:04,648 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:29:04,648 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:29:04,649 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:29:04,649 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:29:04,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:29:04,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:29:04,653 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:29:04,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:29:04,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:29:04,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:29:04,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:29:04,654 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:29:04,654 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:29:04,657 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:29:04,657 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 040d33ccd9815b678c9b7e32d7f71732a5b9b93a [2019-11-26 00:29:05,331 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:29:05,362 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:29:05,368 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:29:05,372 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:29:05,374 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:29:05,377 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Stockholm-1.c [2019-11-26 00:29:05,532 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7b60275a/d6f5a1f3473c4beab8d336d523d6d4c5/FLAG74f2b62f4 [2019-11-26 00:29:06,624 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:29:06,628 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Stockholm-1.c [2019-11-26 00:29:06,643 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7b60275a/d6f5a1f3473c4beab8d336d523d6d4c5/FLAG74f2b62f4 [2019-11-26 00:29:06,683 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7b60275a/d6f5a1f3473c4beab8d336d523d6d4c5 [2019-11-26 00:29:06,692 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:29:06,698 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:29:06,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:06,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:29:06,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:29:06,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:06" (1/1) ... [2019-11-26 00:29:06,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5734e45e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:06, skipping insertion in model container [2019-11-26 00:29:06,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:06" (1/1) ... [2019-11-26 00:29:06,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:29:06,805 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:29:07,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:29:07,272 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:29:07,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:29:07,349 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:29:07,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:07 WrapperNode [2019-11-26 00:29:07,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:07,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:29:07,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:29:07,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:29:07,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:07" (1/1) ... [2019-11-26 00:29:07,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:07" (1/1) ... [2019-11-26 00:29:07,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:07" (1/1) ... [2019-11-26 00:29:07,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:07" (1/1) ... [2019-11-26 00:29:07,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:07" (1/1) ... [2019-11-26 00:29:07,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:07" (1/1) ... [2019-11-26 00:29:07,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:07" (1/1) ... [2019-11-26 00:29:07,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:29:07,486 INFO L168 Benchmark]: Toolchain (without parser) took 785.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:07,487 INFO L168 Benchmark]: CDTParser took 0.81 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:29:07,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.40 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:07,493 INFO L168 Benchmark]: Boogie Preprocessor took 125.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:07,502 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 650.40 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 125.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...