./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ssh-simplified/s3_srvr_14.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/AutomizerReach.xml -i ../sv-benchmarks/c/ssh-simplified/s3_srvr_14.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 f0194e72737fa00e9def2494335d4249cbea0bcd ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_14.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 f0194e72737fa00e9def2494335d4249cbea0bcd .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:24:36,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:24:36,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:24:36,302 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:24:36,304 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:24:36,307 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:24:36,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:24:36,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:24:36,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:24:36,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:24:36,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:24:36,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:24:36,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:24:36,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:24:36,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:24:36,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:24:36,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:24:36,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:24:36,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:24:36,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:24:36,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:24:36,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:24:36,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:24:36,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:24:36,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:24:36,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:24:36,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:24:36,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:24:36,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:24:36,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:24:36,434 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:24:36,435 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:24:36,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:24:36,440 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:24:36,443 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:24:36,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:24:36,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:24:36,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:24:36,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:24:36,450 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:24:36,454 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:24:36,456 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:24:36,498 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:24:36,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:24:36,504 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:24:36,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:24:36,507 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:24:36,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:24:36,507 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:24:36,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:24:36,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:24:36,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:24:36,511 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:24:36,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:24:36,512 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:24:36,512 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:24:36,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:24:36,516 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:24:36,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:24:36,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:24:36,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:24:36,517 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:24:36,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:24:36,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:24:36,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:24:36,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:24:36,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:24:36,519 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:24:36,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:24:36,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:24:36,521 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 -> f0194e72737fa00e9def2494335d4249cbea0bcd [2019-11-25 22:24:37,127 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:24:37,159 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:24:37,163 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:24:37,168 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:24:37,171 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:24:37,173 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_14.cil.c [2019-11-25 22:24:37,331 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81ed4b4c7/b5f4f594e6ff4e30b68f9c75294fe6c9/FLAG9d5df73a2 [2019-11-25 22:24:38,498 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:24:38,506 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_14.cil.c [2019-11-25 22:24:38,548 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81ed4b4c7/b5f4f594e6ff4e30b68f9c75294fe6c9/FLAG9d5df73a2 [2019-11-25 22:24:38,585 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81ed4b4c7/b5f4f594e6ff4e30b68f9c75294fe6c9 [2019-11-25 22:24:38,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:24:38,598 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:24:38,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:38,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:24:38,608 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:24:38,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:38" (1/1) ... [2019-11-25 22:24:38,620 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 25.11 10:24:38, skipping insertion in model container [2019-11-25 22:24:38,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:38" (1/1) ... [2019-11-25 22:24:38,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:24:38,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:24:39,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:39,535 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:24:39,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:39,763 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:24:39,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:39 WrapperNode [2019-11-25 22:24:39,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:39,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:39,775 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:24:39,775 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:24:39,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:39" (1/1) ... [2019-11-25 22:24:39,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:39" (1/1) ... [2019-11-25 22:24:39,937 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:39,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:24:39,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:24:39,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:24:39,956 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:39" (1/1) ... [2019-11-25 22:24:39,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:39" (1/1) ... [2019-11-25 22:24:39,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:39" (1/1) ... [2019-11-25 22:24:39,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:39" (1/1) ... [2019-11-25 22:24:39,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:39" (1/1) ... [2019-11-25 22:24:40,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:39" (1/1) ... [2019-11-25 22:24:40,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:39" (1/1) ... [2019-11-25 22:24:40,030 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:24:40,046 INFO L168 Benchmark]: Toolchain (without parser) took 1437.29 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 983.8 MB in the end (delta: -16.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:24:40,050 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-25 22:24:40,057 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1171.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.5 MB in the end (delta: -22.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:40,061 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.71 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. [2019-11-25 22:24:40,065 INFO L168 Benchmark]: Boogie Preprocessor took 88.89 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. [2019-11-25 22:24:40,074 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1171.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.5 MB in the end (delta: -22.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 169.71 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 88.89 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 0.1.24-65d6cd2 [2019-11-25 22:24:44,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:24:44,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:24:44,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:24:44,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:24:44,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:24:44,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:24:44,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:24:44,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:24:44,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:24:44,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:24:44,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:24:44,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:24:44,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:24:44,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:24:44,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:24:44,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:24:44,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:24:44,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:24:44,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:24:44,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:24:44,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:24:44,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:24:44,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:24:44,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:24:44,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:24:44,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:24:44,169 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:24:44,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:24:44,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:24:44,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:24:44,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:24:44,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:24:44,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:24:44,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:24:44,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:24:44,185 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:24:44,186 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:24:44,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:24:44,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:24:44,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:24:44,194 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:24:44,234 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:24:44,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:24:44,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:24:44,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:24:44,242 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:24:44,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:24:44,244 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:24:44,244 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:24:44,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:24:44,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:24:44,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:24:44,248 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:24:44,249 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:24:44,249 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:24:44,252 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:24:44,252 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:24:44,252 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:24:44,253 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:24:44,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:24:44,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:24:44,254 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:24:44,255 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:24:44,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:24:44,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:24:44,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:24:44,258 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:24:44,258 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:24:44,258 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:24:44,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:24:44,260 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:24:44,262 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 -> f0194e72737fa00e9def2494335d4249cbea0bcd [2019-11-25 22:24:44,825 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:24:44,855 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:24:44,863 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:24:44,867 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:24:44,871 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:24:44,873 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_14.cil.c [2019-11-25 22:24:45,028 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ebe1a385/ede2bdc8d6854246812b8a76ce906368/FLAG6af0bdcf7 [2019-11-25 22:24:46,144 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:24:46,149 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_14.cil.c [2019-11-25 22:24:46,188 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ebe1a385/ede2bdc8d6854246812b8a76ce906368/FLAG6af0bdcf7 [2019-11-25 22:24:46,319 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ebe1a385/ede2bdc8d6854246812b8a76ce906368 [2019-11-25 22:24:46,329 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:24:46,332 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:24:46,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:46,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:24:46,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:24:46,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:46" (1/1) ... [2019-11-25 22:24:46,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:46, skipping insertion in model container [2019-11-25 22:24:46,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:46" (1/1) ... [2019-11-25 22:24:46,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:24:46,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:24:47,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:47,207 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:24:47,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:47,439 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:24:47,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:47 WrapperNode [2019-11-25 22:24:47,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:47,455 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:47,455 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:24:47,458 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:24:47,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:47" (1/1) ... [2019-11-25 22:24:47,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:47" (1/1) ... [2019-11-25 22:24:47,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:47,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:24:47,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:24:47,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:24:47,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:47" (1/1) ... [2019-11-25 22:24:47,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:47" (1/1) ... [2019-11-25 22:24:47,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:47" (1/1) ... [2019-11-25 22:24:47,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:47" (1/1) ... [2019-11-25 22:24:47,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:47" (1/1) ... [2019-11-25 22:24:47,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:47" (1/1) ... [2019-11-25 22:24:47,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:47" (1/1) ... [2019-11-25 22:24:47,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:24:47,787 INFO L168 Benchmark]: Toolchain (without parser) took 1448.99 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 979.5 MB in the end (delta: -17.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:24:47,788 INFO L168 Benchmark]: CDTParser took 2.93 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. [2019-11-25 22:24:47,791 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1103.07 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 985.3 MB in the end (delta: -23.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:47,796 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.97 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:47,797 INFO L168 Benchmark]: Boogie Preprocessor took 137.64 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:24:47,807 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.93 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 1103.07 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 985.3 MB in the end (delta: -23.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 181.97 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 137.64 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 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...