./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ssh-simplified/s3_srvr_13.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/AutomizerReach.xml -i ../sv-benchmarks/c/ssh-simplified/s3_srvr_13.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4ba7a359047c30b647e3fae146392c1b2eaa08f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/AutomizerReach.xml -i ../sv-benchmarks/c/ssh-simplified/s3_srvr_13.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4ba7a359047c30b647e3fae146392c1b2eaa08f ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:38:34,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:38:34,376 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:38:34,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:38:34,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:38:34,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:38:34,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:38:34,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:38:34,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:38:34,445 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:38:34,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:38:34,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:38:34,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:38:34,460 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:38:34,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:38:34,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:38:34,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:38:34,476 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:38:34,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:38:34,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:38:34,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:38:34,506 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:38:34,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:38:34,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:38:34,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:38:34,521 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:38:34,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:38:34,525 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:38:34,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:38:34,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:38:34,530 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:38:34,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:38:34,534 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:38:34,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:38:34,540 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:38:34,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:38:34,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:38:34,544 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:38:34,545 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:38:34,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:38:34,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:38:34,552 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:38:34,591 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:38:34,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:38:34,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:38:34,601 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:38:34,601 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:38:34,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:38:34,602 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:38:34,602 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:38:34,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:38:34,603 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:38:34,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:38:34,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:38:34,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:38:34,608 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:38:34,609 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:38:34,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:38:34,609 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:38:34,610 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:38:34,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:38:34,612 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:38:34,612 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:38:34,612 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:38:34,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:38:34,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:38:34,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:38:34,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:38:34,616 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:38:34,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:38:34,617 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:38:34,618 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 ! call(__VERIFIER_error())) ) 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 -> a4ba7a359047c30b647e3fae146392c1b2eaa08f [2019-11-24 20:38:35,191 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:38:35,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:38:35,232 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:38:35,238 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:38:35,242 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:38:35,243 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_13.cil.c [2019-11-24 20:38:35,395 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e34766ea/52140d600dd74f41b5dd2b6ff65e6856/FLAGc3ae4f1df [2019-11-24 20:38:36,510 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:38:36,515 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_13.cil.c [2019-11-24 20:38:36,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e34766ea/52140d600dd74f41b5dd2b6ff65e6856/FLAGc3ae4f1df [2019-11-24 20:38:36,581 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e34766ea/52140d600dd74f41b5dd2b6ff65e6856 [2019-11-24 20:38:36,589 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:38:36,593 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:38:36,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:36,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:38:36,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:38:36,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:36" (1/1) ... [2019-11-24 20:38:36,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c001282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:36, skipping insertion in model container [2019-11-24 20:38:36,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:36" (1/1) ... [2019-11-24 20:38:36,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:38:36,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:38:37,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:37,475 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:38:37,682 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:37,713 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:38:37,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37 WrapperNode [2019-11-24 20:38:37,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:37,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:37,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:38:37,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:38:37,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37" (1/1) ... [2019-11-24 20:38:37,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37" (1/1) ... [2019-11-24 20:38:37,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:37,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:38:37,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:38:37,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:38:37,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37" (1/1) ... [2019-11-24 20:38:37,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37" (1/1) ... [2019-11-24 20:38:37,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37" (1/1) ... [2019-11-24 20:38:37,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37" (1/1) ... [2019-11-24 20:38:37,941 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37" (1/1) ... [2019-11-24 20:38:37,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37" (1/1) ... [2019-11-24 20:38:37,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37" (1/1) ... [2019-11-24 20:38:37,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:38:38,010 INFO L168 Benchmark]: Toolchain (without parser) took 1410.69 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 983.8 MB in the end (delta: -22.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:38,012 INFO L168 Benchmark]: CDTParser took 0.95 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 20:38:38,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1120.18 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 989.5 MB in the end (delta: -27.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:38,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.81 ms. Allocated memory is still 1.0 GB. Free memory was 989.5 MB in the beginning and 983.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:38,019 INFO L168 Benchmark]: Boogie Preprocessor took 131.68 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:38,030 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95 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 1120.18 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 989.5 MB in the end (delta: -27.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 151.81 ms. Allocated memory is still 1.0 GB. Free memory was 989.5 MB in the beginning and 983.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 131.68 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 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 20:38:41,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:38:41,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:38:41,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:38:41,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:38:41,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:38:41,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:38:41,995 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:38:41,997 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:38:42,004 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:38:42,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:38:42,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:38:42,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:38:42,016 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:38:42,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:38:42,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:38:42,028 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:38:42,031 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:38:42,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:38:42,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:38:42,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:38:42,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:38:42,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:38:42,063 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:38:42,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:38:42,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:38:42,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:38:42,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:38:42,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:38:42,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:38:42,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:38:42,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:38:42,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:38:42,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:38:42,091 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:38:42,094 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:38:42,095 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:38:42,095 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:38:42,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:38:42,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:38:42,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:38:42,103 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:38:42,144 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:38:42,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:38:42,150 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:38:42,151 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:38:42,151 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:38:42,151 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:38:42,155 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:38:42,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:38:42,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:38:42,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:38:42,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:38:42,158 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:38:42,158 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:38:42,158 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:38:42,159 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:38:42,159 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:38:42,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:38:42,161 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:38:42,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:38:42,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:38:42,162 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:38:42,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:38:42,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:38:42,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:38:42,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:38:42,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:38:42,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:38:42,166 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:38:42,166 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:38:42,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:38:42,169 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:38:42,169 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 ! call(__VERIFIER_error())) ) 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 -> a4ba7a359047c30b647e3fae146392c1b2eaa08f [2019-11-24 20:38:42,747 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:38:42,775 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:38:42,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:38:42,786 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:38:42,789 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:38:42,791 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_13.cil.c [2019-11-24 20:38:42,942 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c954604d3/bc99873c3ac646969236392e9481fc5f/FLAG931557767 [2019-11-24 20:38:44,024 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:38:44,028 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_13.cil.c [2019-11-24 20:38:44,062 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c954604d3/bc99873c3ac646969236392e9481fc5f/FLAG931557767 [2019-11-24 20:38:44,100 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c954604d3/bc99873c3ac646969236392e9481fc5f [2019-11-24 20:38:44,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:38:44,111 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:38:44,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:44,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:38:44,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:38:44,127 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:44" (1/1) ... [2019-11-24 20:38:44,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57c99d16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:44, skipping insertion in model container [2019-11-24 20:38:44,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:44" (1/1) ... [2019-11-24 20:38:44,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:38:44,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:38:45,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:45,045 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:38:45,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:45,235 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:38:45,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:45 WrapperNode [2019-11-24 20:38:45,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:45,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:45,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:38:45,240 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:38:45,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:45" (1/1) ... [2019-11-24 20:38:45,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:45" (1/1) ... [2019-11-24 20:38:45,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:45,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:38:45,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:38:45,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:38:45,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:45" (1/1) ... [2019-11-24 20:38:45,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:45" (1/1) ... [2019-11-24 20:38:45,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:45" (1/1) ... [2019-11-24 20:38:45,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:45" (1/1) ... [2019-11-24 20:38:45,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:45" (1/1) ... [2019-11-24 20:38:45,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:45" (1/1) ... [2019-11-24 20:38:45,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:45" (1/1) ... [2019-11-24 20:38:45,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:38:45,530 INFO L168 Benchmark]: Toolchain (without parser) took 1414.51 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 980.0 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:45,532 INFO L168 Benchmark]: CDTParser took 0.44 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 20:38:45,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1120.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.7 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:45,535 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.99 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:45,540 INFO L168 Benchmark]: Boogie Preprocessor took 128.09 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:45,548 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1120.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.7 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 156.99 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 128.09 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 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...