./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 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ssh-simplified/s3_srvr_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 0.1.24-32f2683 [2019-11-24 20:38:32,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:38:32,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:38:32,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:38:32,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:38:32,376 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:38:32,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:38:32,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:38:32,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:38:32,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:38:32,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:38:32,408 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:38:32,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:38:32,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:38:32,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:38:32,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:38:32,418 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:38:32,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:38:32,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:38:32,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:38:32,434 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:38:32,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:38:32,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:38:32,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:38:32,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:38:32,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:38:32,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:38:32,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:38:32,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:38:32,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:38:32,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:38:32,457 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:38:32,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:38:32,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:38:32,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:38:32,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:38:32,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:38:32,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:38:32,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:38:32,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:38:32,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:38:32,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:38:32,499 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:38:32,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:38:32,504 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:38:32,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:38:32,507 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:38:32,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:38:32,508 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:38:32,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:38:32,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:38:32,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:38:32,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:38:32,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:38:32,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:38:32,510 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:38:32,510 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:38:32,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:38:32,512 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:38:32,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:38:32,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:38:32,513 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:38:32,513 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:38:32,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:38:32,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:38:32,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:38:32,515 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:38:32,515 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:38:32,516 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:38:32,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:38:32,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:38:32,516 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 [2019-11-24 20:38:32,960 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:38:32,977 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:38:32,984 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:38:32,985 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:38:32,988 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:38:32,989 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_10.cil.c [2019-11-24 20:38:33,098 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fde09b727/67be7f88ce7b48f38f61e7fea1746a51/FLAG1a000d87c [2019-11-24 20:38:33,876 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:38:33,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_10.cil.c [2019-11-24 20:38:33,900 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fde09b727/67be7f88ce7b48f38f61e7fea1746a51/FLAG1a000d87c [2019-11-24 20:38:34,140 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fde09b727/67be7f88ce7b48f38f61e7fea1746a51 [2019-11-24 20:38:34,143 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:38:34,145 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:38:34,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:34,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:38:34,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:38:34,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:34" (1/1) ... [2019-11-24 20:38:34,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62a61c09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:34, skipping insertion in model container [2019-11-24 20:38:34,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:34" (1/1) ... [2019-11-24 20:38:34,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:38:34,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:38:34,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:34,798 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:38:34,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:34,942 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:38:34,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:34 WrapperNode [2019-11-24 20:38:34,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:34,949 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:34,950 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:38:34,950 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:38:34,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:34" (1/1) ... [2019-11-24 20:38:34,983 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:34" (1/1) ... [2019-11-24 20:38:35,064 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:35,065 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:38:35,065 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:38:35,065 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:38:35,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:34" (1/1) ... [2019-11-24 20:38:35,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:34" (1/1) ... [2019-11-24 20:38:35,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:34" (1/1) ... [2019-11-24 20:38:35,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:34" (1/1) ... [2019-11-24 20:38:35,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:34" (1/1) ... [2019-11-24 20:38:35,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:34" (1/1) ... [2019-11-24 20:38:35,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:34" (1/1) ... [2019-11-24 20:38:35,136 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:38:35,144 INFO L168 Benchmark]: Toolchain (without parser) took 993.72 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. [2019-11-24 20:38:35,158 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:35,159 INFO L168 Benchmark]: CACSL2BoogieTranslator took 790.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.2 MB in the end (delta: -23.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:35,160 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.97 ms. Allocated memory is still 1.0 GB. Free memory was 985.2 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. [2019-11-24 20:38:35,163 INFO L168 Benchmark]: Boogie Preprocessor took 72.18 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. [2019-11-24 20:38:35,169 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 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 790.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.2 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 114.97 ms. Allocated memory is still 1.0 GB. Free memory was 985.2 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 72.18 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 0.1.24-32f2683 [2019-11-24 20:38:37,812 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:38:37,814 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:38:37,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:38:37,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:38:37,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:38:37,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:38:37,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:38:37,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:38:37,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:38:37,878 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:38:37,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:38:37,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:38:37,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:38:37,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:38:37,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:38:37,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:38:37,894 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:38:37,898 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:38:37,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:38:37,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:38:37,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:38:37,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:38:37,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:38:37,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:38:37,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:38:37,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:38:37,929 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:38:37,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:38:37,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:38:37,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:38:37,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:38:37,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:38:37,937 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:38:37,938 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:38:37,938 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:38:37,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:38:37,942 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:38:37,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:38:37,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:38:37,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:38:37,947 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:38:37,975 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:38:37,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:38:37,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:38:37,981 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:38:37,981 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:38:37,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:38:37,981 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:38:37,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:38:37,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:38:37,984 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:38:37,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:38:37,985 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:38:37,986 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:38:37,986 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:38:37,986 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:38:37,986 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:38:37,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:38:37,987 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:38:37,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:38:37,990 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:38:37,990 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:38:37,990 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:38:37,990 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:38:37,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:38:37,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:38:37,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:38:37,991 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:38:37,991 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:38:37,992 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:38:37,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:38:37,993 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:38:37,993 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 [2019-11-24 20:38:38,401 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:38:38,428 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:38:38,435 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:38:38,440 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:38:38,441 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:38:38,441 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_10.cil.c [2019-11-24 20:38:38,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3c2743b0/e2233ef495464c678ec6c0f90e79148d/FLAG9ff84041c [2019-11-24 20:38:39,312 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:38:39,318 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_10.cil.c [2019-11-24 20:38:39,350 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3c2743b0/e2233ef495464c678ec6c0f90e79148d/FLAG9ff84041c [2019-11-24 20:38:39,561 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3c2743b0/e2233ef495464c678ec6c0f90e79148d [2019-11-24 20:38:39,572 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:38:39,574 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:38:39,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:39,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:38:39,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:38:39,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:39" (1/1) ... [2019-11-24 20:38:39,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ba7315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:39, skipping insertion in model container [2019-11-24 20:38:39,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:39" (1/1) ... [2019-11-24 20:38:39,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:38:39,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:38:40,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:40,250 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:38:40,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:40,417 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:38:40,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:40 WrapperNode [2019-11-24 20:38:40,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:40,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:40,419 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:38:40,420 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:38:40,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:40" (1/1) ... [2019-11-24 20:38:40,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:40" (1/1) ... [2019-11-24 20:38:40,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:40,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:38:40,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:38:40,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:38:40,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:40" (1/1) ... [2019-11-24 20:38:40,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:40" (1/1) ... [2019-11-24 20:38:40,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:40" (1/1) ... [2019-11-24 20:38:40,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:40" (1/1) ... [2019-11-24 20:38:40,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:40" (1/1) ... [2019-11-24 20:38:40,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:40" (1/1) ... [2019-11-24 20:38:40,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:40" (1/1) ... [2019-11-24 20:38:40,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:38:40,610 INFO L168 Benchmark]: Toolchain (without parser) took 1035.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.5 MB in the beginning and 974.2 MB in the end (delta: -9.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:40,611 INFO L168 Benchmark]: CDTParser took 1.33 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. [2019-11-24 20:38:40,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 841.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.5 MB in the beginning and 980.0 MB in the end (delta: -15.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:40,615 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.47 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:40,619 INFO L168 Benchmark]: Boogie Preprocessor took 87.90 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:40,629 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33 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 841.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.5 MB in the beginning and 980.0 MB in the end (delta: -15.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 100.47 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.90 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 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...