./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ssh-simplified/s3_srvr_10.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_10.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 221038eb3d852e675138331615da45f0057866c6 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_10.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 221038eb3d852e675138331615da45f0057866c6 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:19:41,536 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:19:41,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:19:41,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:19:41,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:19:41,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:19:41,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:19:41,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:19:41,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:19:41,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:19:41,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:19:41,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:19:41,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:19:41,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:19:41,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:19:41,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:19:41,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:19:41,648 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:19:41,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:19:41,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:19:41,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:19:41,675 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:19:41,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:19:41,687 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:19:41,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:19:41,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:19:41,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:19:41,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:19:41,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:19:41,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:19:41,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:19:41,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:19:41,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:19:41,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:19:41,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:19:41,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:19:41,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:19:41,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:19:41,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:19:41,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:19:41,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:19:41,725 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:19:41,764 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:19:41,764 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:19:41,768 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:19:41,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:19:41,770 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:19:41,770 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:19:41,772 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:19:41,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:19:41,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:19:41,775 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:19:41,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:19:41,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:19:41,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:19:41,777 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:19:41,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:19:41,778 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:19:41,781 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:19:41,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:19:41,782 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:19:41,782 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:19:41,782 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:19:41,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:19:41,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:19:41,783 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:19:41,783 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:19:41,786 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:19:41,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:19:41,786 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:19:41,787 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 -> 221038eb3d852e675138331615da45f0057866c6 [2019-11-27 09:19:42,336 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:19:42,369 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:19:42,379 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:19:42,382 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:19:42,384 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:19:42,385 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_10.cil.c [2019-11-27 09:19:42,552 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a484e9c9/9f07aee2e1d649d68da4aedb1f377d5a/FLAG89f132b8f [2019-11-27 09:19:43,704 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:19:43,709 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_10.cil.c [2019-11-27 09:19:43,752 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a484e9c9/9f07aee2e1d649d68da4aedb1f377d5a/FLAG89f132b8f [2019-11-27 09:19:43,791 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a484e9c9/9f07aee2e1d649d68da4aedb1f377d5a [2019-11-27 09:19:43,797 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:19:43,801 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:19:43,807 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:43,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:19:43,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:19:43,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:43" (1/1) ... [2019-11-27 09:19:43,826 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 27.11 09:19:43, skipping insertion in model container [2019-11-27 09:19:43,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:43" (1/1) ... [2019-11-27 09:19:43,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:19:43,958 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:19:44,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:44,732 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:19:44,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:44,928 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:19:44,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44 WrapperNode [2019-11-27 09:19:44,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:44,932 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:44,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:19:44,933 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:19:44,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:45,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:45,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:19:45,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:19:45,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:19:45,135 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:45,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:45,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:45,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:45,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:45,196 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:45,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:45,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:19:45,219 INFO L168 Benchmark]: Toolchain (without parser) took 1414.00 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. [2019-11-27 09:19:45,236 INFO L168 Benchmark]: CDTParser took 1.51 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. [2019-11-27 09:19:45,238 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1124.11 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. [2019-11-27 09:19:45,245 INFO L168 Benchmark]: Boogie Procedure Inliner took 178.20 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. [2019-11-27 09:19:45,245 INFO L168 Benchmark]: Boogie Preprocessor took 102.38 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. [2019-11-27 09:19:45,257 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 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 1124.11 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 178.20 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 102.38 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:19:49,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:19:49,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:19:49,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:19:49,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:19:49,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:19:49,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:19:49,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:19:49,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:19:49,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:19:49,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:19:49,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:19:49,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:19:49,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:19:49,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:19:49,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:19:49,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:19:49,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:19:49,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:19:49,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:19:49,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:19:49,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:19:49,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:19:49,299 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:19:49,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:19:49,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:19:49,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:19:49,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:19:49,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:19:49,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:19:49,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:19:49,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:19:49,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:19:49,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:19:49,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:19:49,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:19:49,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:19:49,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:19:49,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:19:49,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:19:49,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:19:49,339 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:19:49,381 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:19:49,383 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:19:49,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:19:49,389 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:19:49,389 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:19:49,390 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:19:49,391 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:19:49,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:19:49,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:19:49,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:19:49,396 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:19:49,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:19:49,397 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:19:49,397 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:19:49,397 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:19:49,398 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:19:49,398 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:19:49,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:19:49,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:19:49,401 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:19:49,402 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:19:49,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:19:49,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:19:49,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:19:49,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:19:49,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:19:49,406 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:19:49,407 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:19:49,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:19:49,407 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:19:49,409 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 -> 221038eb3d852e675138331615da45f0057866c6 [2019-11-27 09:19:49,981 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:19:50,015 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:19:50,022 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:19:50,024 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:19:50,029 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:19:50,031 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_10.cil.c [2019-11-27 09:19:50,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1524dac93/93198c6da7e24bceab734f1381b7eb43/FLAG29a259de7 [2019-11-27 09:19:51,343 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:19:51,346 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_10.cil.c [2019-11-27 09:19:51,386 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1524dac93/93198c6da7e24bceab734f1381b7eb43/FLAG29a259de7 [2019-11-27 09:19:51,427 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1524dac93/93198c6da7e24bceab734f1381b7eb43 [2019-11-27 09:19:51,437 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:19:51,441 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:19:51,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:51,447 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:19:51,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:19:51,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:51" (1/1) ... [2019-11-27 09:19:51,465 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 27.11 09:19:51, skipping insertion in model container [2019-11-27 09:19:51,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:51" (1/1) ... [2019-11-27 09:19:51,486 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:19:51,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:19:52,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:52,366 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:19:52,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:52,571 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:19:52,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52 WrapperNode [2019-11-27 09:19:52,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:52,573 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:52,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:19:52,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:19:52,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,626 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,731 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:52,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:19:52,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:19:52,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:19:52,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,866 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:19:52,877 INFO L168 Benchmark]: Toolchain (without parser) took 1435.65 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: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:52,880 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-27 09:19:52,881 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1127.28 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 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:52,883 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.65 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. [2019-11-27 09:19:52,888 INFO L168 Benchmark]: Boogie Preprocessor took 137.58 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. [2019-11-27 09:19:52,902 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1127.28 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 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.65 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 137.58 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...