./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 025d5a27 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 0.1.24-025d5a2 [2019-11-26 16:32:45,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:32:45,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:32:45,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:32:45,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:32:45,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:32:45,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:32:45,059 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:32:45,066 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:32:45,072 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:32:45,073 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:32:45,075 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:32:45,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:32:45,080 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:32:45,081 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:32:45,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:32:45,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:32:45,087 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:32:45,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:32:45,094 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:32:45,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:32:45,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:32:45,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:32:45,113 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:32:45,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:32:45,121 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:32:45,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:32:45,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:32:45,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:32:45,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:32:45,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:32:45,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:32:45,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:32:45,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:32:45,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:32:45,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:32:45,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:32:45,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:32:45,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:32:45,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:32:45,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:32:45,138 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:32:45,165 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:32:45,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:32:45,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:32:45,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:32:45,169 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:32:45,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:32:45,171 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:32:45,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:32:45,171 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:32:45,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:32:45,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:32:45,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:32:45,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:32:45,174 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:32:45,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:32:45,175 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:32:45,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:32:45,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:32:45,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:32:45,177 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:32:45,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:32:45,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:32:45,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:32:45,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:32:45,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:32:45,179 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:32:45,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:32:45,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:32:45,180 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 [2019-11-26 16:32:45,601 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:32:45,620 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:32:45,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:32:45,625 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:32:45,630 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:32:45,631 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_14.cil.c [2019-11-26 16:32:45,737 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbe3e7351/e2d56b54fc2e4db9ad476ce78af71976/FLAGf755462a8 [2019-11-26 16:32:46,488 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:32:46,493 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_14.cil.c [2019-11-26 16:32:46,516 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbe3e7351/e2d56b54fc2e4db9ad476ce78af71976/FLAGf755462a8 [2019-11-26 16:32:46,762 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbe3e7351/e2d56b54fc2e4db9ad476ce78af71976 [2019-11-26 16:32:46,765 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:32:46,769 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:32:46,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:46,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:32:46,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:32:46,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:46" (1/1) ... [2019-11-26 16:32:46,790 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:46, skipping insertion in model container [2019-11-26 16:32:46,790 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:46" (1/1) ... [2019-11-26 16:32:46,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:32:46,886 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:32:47,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:47,424 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:32:47,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:47,554 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:32:47,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:47 WrapperNode [2019-11-26 16:32:47,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:47,562 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:47,562 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:32:47,562 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:32:47,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:47" (1/1) ... [2019-11-26 16:32:47,593 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:47" (1/1) ... [2019-11-26 16:32:47,664 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:47,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:32:47,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:32:47,668 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:32:47,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:47" (1/1) ... [2019-11-26 16:32:47,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:47" (1/1) ... [2019-11-26 16:32:47,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:47" (1/1) ... [2019-11-26 16:32:47,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:47" (1/1) ... [2019-11-26 16:32:47,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:47" (1/1) ... [2019-11-26 16:32:47,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:47" (1/1) ... [2019-11-26 16:32:47,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:47" (1/1) ... [2019-11-26 16:32:47,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:32:47,760 INFO L168 Benchmark]: Toolchain (without parser) took 970.57 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 985.2 MB in the end (delta: -23.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:47,761 INFO L168 Benchmark]: CDTParser took 0.25 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 16:32:47,764 INFO L168 Benchmark]: CACSL2BoogieTranslator took 779.32 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 991.0 MB in the end (delta: -29.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:47,765 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.47 ms. Allocated memory is still 1.0 GB. Free memory was 991.0 MB in the beginning and 985.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:47,770 INFO L168 Benchmark]: Boogie Preprocessor took 70.70 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:47,773 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 779.32 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 991.0 MB in the end (delta: -29.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 105.47 ms. Allocated memory is still 1.0 GB. Free memory was 991.0 MB in the beginning and 985.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 70.70 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 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 0.1.24-025d5a2 [2019-11-26 16:32:50,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:32:50,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:32:50,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:32:50,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:32:50,642 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:32:50,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:32:50,650 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:32:50,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:32:50,652 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:32:50,656 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:32:50,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:32:50,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:32:50,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:32:50,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:32:50,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:32:50,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:32:50,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:32:50,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:32:50,694 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:32:50,700 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:32:50,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:32:50,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:32:50,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:32:50,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:32:50,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:32:50,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:32:50,718 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:32:50,719 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:32:50,720 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:32:50,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:32:50,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:32:50,723 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:32:50,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:32:50,728 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:32:50,728 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:32:50,729 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:32:50,729 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:32:50,731 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:32:50,732 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:32:50,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:32:50,734 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:32:50,763 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:32:50,766 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:32:50,768 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:32:50,768 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:32:50,768 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:32:50,769 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:32:50,769 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:32:50,769 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:32:50,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:32:50,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:32:50,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:32:50,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:32:50,772 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:32:50,773 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:32:50,773 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:32:50,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:32:50,773 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:32:50,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:32:50,776 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:32:50,776 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:32:50,776 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:32:50,776 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:32:50,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:32:50,777 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:32:50,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:32:50,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:32:50,777 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:32:50,778 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:32:50,778 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:32:50,781 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:32:50,782 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 [2019-11-26 16:32:51,199 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:32:51,217 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:32:51,222 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:32:51,226 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:32:51,230 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:32:51,231 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_14.cil.c [2019-11-26 16:32:51,335 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7032f74e9/a248823583364e49a235ee25e73a2297/FLAG8a7ad16ff [2019-11-26 16:32:52,126 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:32:52,127 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_14.cil.c [2019-11-26 16:32:52,150 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7032f74e9/a248823583364e49a235ee25e73a2297/FLAG8a7ad16ff [2019-11-26 16:32:52,371 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7032f74e9/a248823583364e49a235ee25e73a2297 [2019-11-26 16:32:52,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:32:52,380 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:32:52,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:52,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:32:52,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:32:52,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:52" (1/1) ... [2019-11-26 16:32:52,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a15442b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:52, skipping insertion in model container [2019-11-26 16:32:52,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:52" (1/1) ... [2019-11-26 16:32:52,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:32:52,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:32:53,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:53,025 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:32:53,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:53,151 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:32:53,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53 WrapperNode [2019-11-26 16:32:53,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:53,153 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:53,153 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:32:53,153 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:32:53,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:53,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:53,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:53,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:32:53,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:32:53,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:32:53,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:53,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:53,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:53,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:53,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:53,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:53,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:53,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:32:53,346 INFO L168 Benchmark]: Toolchain (without parser) took 966.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:53,351 INFO L168 Benchmark]: CDTParser took 0.23 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 16:32:53,352 INFO L168 Benchmark]: CACSL2BoogieTranslator took 770.79 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:53,354 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.10 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:53,354 INFO L168 Benchmark]: Boogie Preprocessor took 93.92 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:53,366 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 770.79 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 95.10 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 93.92 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 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...