./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ssh-simplified/s3_clnt_2.cil-1.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_clnt_2.cil-1.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 c975132a42ade0be49f862cbbc74e280d19d26e6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_clnt_2.cil-1.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 c975132a42ade0be49f862cbbc74e280d19d26e6 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:19:38,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:19:38,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:19:38,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:19:38,449 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:19:38,451 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:19:38,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:19:38,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:19:38,474 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:19:38,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:19:38,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:19:38,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:19:38,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:19:38,487 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:19:38,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:19:38,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:19:38,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:19:38,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:19:38,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:19:38,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:19:38,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:19:38,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:19:38,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:19:38,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:19:38,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:19:38,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:19:38,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:19:38,528 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:19:38,531 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:19:38,532 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:19:38,532 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:19:38,533 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:19:38,533 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:19:38,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:19:38,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:19:38,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:19:38,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:19:38,541 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:19:38,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:19:38,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:19:38,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:19:38,547 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:19:38,575 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:19:38,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:19:38,578 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:19:38,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:19:38,580 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:19:38,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:19:38,581 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:19:38,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:19:38,581 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:19:38,582 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:19:38,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:19:38,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:19:38,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:19:38,585 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:19:38,586 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:19:38,586 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:19:38,586 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:19:38,586 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:19:38,586 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:19:38,587 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:19:38,587 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:19:38,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:19:38,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:19:38,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:19:38,590 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:19:38,591 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:19:38,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:19:38,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:19:38,591 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 -> c975132a42ade0be49f862cbbc74e280d19d26e6 [2019-11-27 09:19:39,028 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:19:39,044 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:19:39,050 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:19:39,052 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:19:39,056 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:19:39,057 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_2.cil-1.c [2019-11-27 09:19:39,165 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96910bf45/4aeea37645ca4ab2b60f7139e3f3975a/FLAG20390c86a [2019-11-27 09:19:39,908 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:19:39,912 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_2.cil-1.c [2019-11-27 09:19:39,937 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96910bf45/4aeea37645ca4ab2b60f7139e3f3975a/FLAG20390c86a [2019-11-27 09:19:40,173 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96910bf45/4aeea37645ca4ab2b60f7139e3f3975a [2019-11-27 09:19:40,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:19:40,180 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:19:40,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:40,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:19:40,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:19:40,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:40" (1/1) ... [2019-11-27 09:19:40,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38f933ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:40, skipping insertion in model container [2019-11-27 09:19:40,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:40" (1/1) ... [2019-11-27 09:19:40,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:19:40,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:19:40,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:40,786 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:19:40,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:40,904 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:19:40,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:40 WrapperNode [2019-11-27 09:19:40,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:40,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:40,911 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:19:40,911 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:19:40,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:40" (1/1) ... [2019-11-27 09:19:40,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:40" (1/1) ... [2019-11-27 09:19:41,011 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:41,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:19:41,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:19:41,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:19:41,027 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:40" (1/1) ... [2019-11-27 09:19:41,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:40" (1/1) ... [2019-11-27 09:19:41,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:40" (1/1) ... [2019-11-27 09:19:41,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:40" (1/1) ... [2019-11-27 09:19:41,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:40" (1/1) ... [2019-11-27 09:19:41,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:40" (1/1) ... [2019-11-27 09:19:41,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:40" (1/1) ... [2019-11-27 09:19:41,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:19:41,108 INFO L168 Benchmark]: Toolchain (without parser) took 910.35 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 984.1 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:41,109 INFO L168 Benchmark]: CDTParser took 0.53 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 09:19:41,110 INFO L168 Benchmark]: CACSL2BoogieTranslator took 718.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.8 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:41,112 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.73 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:41,115 INFO L168 Benchmark]: Boogie Preprocessor took 75.98 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:41,119 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 718.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.8 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 101.73 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 75.98 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 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 09:19:43,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:19:43,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:19:43,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:19:43,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:19:43,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:19:43,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:19:43,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:19:43,855 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:19:43,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:19:43,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:19:43,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:19:43,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:19:43,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:19:43,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:19:43,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:19:43,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:19:43,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:19:43,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:19:43,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:19:43,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:19:43,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:19:43,897 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:19:43,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:19:43,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:19:43,907 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:19:43,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:19:43,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:19:43,910 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:19:43,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:19:43,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:19:43,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:19:43,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:19:43,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:19:43,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:19:43,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:19:43,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:19:43,923 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:19:43,923 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:19:43,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:19:43,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:19:43,927 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:19:43,955 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:19:43,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:19:43,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:19:43,961 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:19:43,961 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:19:43,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:19:43,962 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:19:43,962 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:19:43,962 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:19:43,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:19:43,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:19:43,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:19:43,965 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:19:43,965 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:19:43,966 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:19:43,966 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:19:43,966 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:19:43,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:19:43,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:19:43,968 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:19:43,968 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:19:43,968 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:19:43,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:19:43,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:19:43,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:19:43,969 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:19:43,971 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:19:43,971 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:19:43,971 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:19:43,971 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:19:43,972 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 -> c975132a42ade0be49f862cbbc74e280d19d26e6 [2019-11-27 09:19:44,438 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:19:44,460 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:19:44,462 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:19:44,465 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:19:44,467 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:19:44,471 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_2.cil-1.c [2019-11-27 09:19:44,579 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/671bdb82c/0d7a3c66b7e3423db8660872c8a14e6c/FLAG89e9365ab [2019-11-27 09:19:45,362 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:19:45,366 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_2.cil-1.c [2019-11-27 09:19:45,386 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/671bdb82c/0d7a3c66b7e3423db8660872c8a14e6c/FLAG89e9365ab [2019-11-27 09:19:45,618 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/671bdb82c/0d7a3c66b7e3423db8660872c8a14e6c [2019-11-27 09:19:45,621 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:19:45,624 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:19:45,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:45,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:19:45,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:19:45,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:45" (1/1) ... [2019-11-27 09:19:45,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4583e70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:45, skipping insertion in model container [2019-11-27 09:19:45,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:45" (1/1) ... [2019-11-27 09:19:45,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:19:45,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:19:46,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:46,252 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:19:46,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:46,396 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:19:46,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:46 WrapperNode [2019-11-27 09:19:46,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:46,402 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:46,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:19:46,403 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:19:46,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:46" (1/1) ... [2019-11-27 09:19:46,446 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:46" (1/1) ... [2019-11-27 09:19:46,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:46,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:19:46,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:19:46,506 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:19:46,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:46" (1/1) ... [2019-11-27 09:19:46,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:46" (1/1) ... [2019-11-27 09:19:46,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:46" (1/1) ... [2019-11-27 09:19:46,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:46" (1/1) ... [2019-11-27 09:19:46,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:46" (1/1) ... [2019-11-27 09:19:46,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:46" (1/1) ... [2019-11-27 09:19:46,579 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:46" (1/1) ... [2019-11-27 09:19:46,585 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:19:46,602 INFO L168 Benchmark]: Toolchain (without parser) took 965.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 979.9 MB in the end (delta: -19.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:46,603 INFO L168 Benchmark]: CDTParser took 0.29 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 09:19:46,605 INFO L168 Benchmark]: CACSL2BoogieTranslator took 772.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 979.9 MB in the end (delta: -19.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:46,606 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.46 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:46,607 INFO L168 Benchmark]: Boogie Preprocessor took 80.99 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:46,613 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 772.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 979.9 MB in the end (delta: -19.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 103.46 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 80.99 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 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...