./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 509859d6 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 0.1.24-509859d [2019-11-27 15:41:26,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:41:26,755 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:41:26,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:41:26,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:41:26,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:41:26,790 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:41:26,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:41:26,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:41:26,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:41:26,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:41:26,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:41:26,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:41:26,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:41:26,828 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:41:26,832 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:41:26,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:41:26,838 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:41:26,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:41:26,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:41:26,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:41:26,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:41:26,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:41:26,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:41:26,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:41:26,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:41:26,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:41:26,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:41:26,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:41:26,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:41:26,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:41:26,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:41:26,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:41:26,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:41:26,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:41:26,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:41:26,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:41:26,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:41:26,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:41:26,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:41:26,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:41:26,891 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:41:26,917 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:41:26,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:41:26,921 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:41:26,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:41:26,924 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:41:26,924 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:41:26,925 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:41:26,925 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:41:26,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:41:26,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:41:26,926 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:41:26,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:41:26,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:41:26,929 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:41:26,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:41:26,930 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:41:26,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:41:26,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:41:26,930 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:41:26,930 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:41:26,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:41:26,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:41:26,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:41:26,934 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:41:26,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:41:26,935 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:41:26,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:41:26,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:41:26,935 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 15:41:27,392 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:41:27,413 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:41:27,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:41:27,419 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:41:27,422 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:41:27,423 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_2.cil-1.c [2019-11-27 15:41:27,530 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe10e5db2/a8a6335f76304e608a77cf49ca8b817b/FLAG228a9cce5 [2019-11-27 15:41:28,298 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:41:28,300 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_2.cil-1.c [2019-11-27 15:41:28,322 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe10e5db2/a8a6335f76304e608a77cf49ca8b817b/FLAG228a9cce5 [2019-11-27 15:41:28,533 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe10e5db2/a8a6335f76304e608a77cf49ca8b817b [2019-11-27 15:41:28,539 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:41:28,541 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:41:28,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:28,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:41:28,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:41:28,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:28" (1/1) ... [2019-11-27 15:41:28,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@601bf59b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:28, skipping insertion in model container [2019-11-27 15:41:28,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:28" (1/1) ... [2019-11-27 15:41:28,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:41:28,645 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:41:29,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:29,129 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:41:29,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:29,274 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:41:29,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:29 WrapperNode [2019-11-27 15:41:29,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:29,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:29,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:41:29,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:41:29,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:29" (1/1) ... [2019-11-27 15:41:29,312 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:29" (1/1) ... [2019-11-27 15:41:29,387 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:29,388 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:41:29,388 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:41:29,388 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:41:29,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:29" (1/1) ... [2019-11-27 15:41:29,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:29" (1/1) ... [2019-11-27 15:41:29,405 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:29" (1/1) ... [2019-11-27 15:41:29,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:29" (1/1) ... [2019-11-27 15:41:29,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:29" (1/1) ... [2019-11-27 15:41:29,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:29" (1/1) ... [2019-11-27 15:41:29,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:29" (1/1) ... [2019-11-27 15:41:29,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:41:29,483 INFO L168 Benchmark]: Toolchain (without parser) took 927.96 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 984.2 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:29,484 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:29,485 INFO L168 Benchmark]: CACSL2BoogieTranslator took 728.86 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 990.0 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:29,491 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.13 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:29,492 INFO L168 Benchmark]: Boogie Preprocessor took 78.92 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:29,503 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 728.86 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 990.0 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 107.13 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 78.92 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:41:32,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:41:32,200 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:41:32,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:41:32,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:41:32,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:41:32,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:41:32,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:41:32,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:41:32,266 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:41:32,267 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:41:32,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:41:32,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:41:32,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:41:32,277 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:41:32,279 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:41:32,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:41:32,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:41:32,287 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:41:32,292 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:41:32,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:41:32,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:41:32,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:41:32,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:41:32,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:41:32,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:41:32,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:41:32,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:41:32,317 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:41:32,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:41:32,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:41:32,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:41:32,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:41:32,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:41:32,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:41:32,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:41:32,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:41:32,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:41:32,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:41:32,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:41:32,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:41:32,335 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:41:32,359 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:41:32,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:41:32,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:41:32,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:41:32,366 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:41:32,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:41:32,369 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:41:32,369 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:41:32,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:41:32,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:41:32,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:41:32,371 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:41:32,371 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:41:32,371 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:41:32,371 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:41:32,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:41:32,372 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:41:32,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:41:32,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:41:32,374 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:41:32,374 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:41:32,374 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:41:32,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:41:32,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:41:32,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:41:32,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:41:32,377 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:41:32,377 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:41:32,377 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:41:32,377 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:41:32,378 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 15:41:32,814 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:41:32,831 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:41:32,834 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:41:32,839 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:41:32,840 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:41:32,842 INFO L428 ainManager$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 15:41:32,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd733c454/9271390dc4bb48a298cb240f1599a41e/FLAG307594a6b [2019-11-27 15:41:33,720 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:41:33,724 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_2.cil-1.c [2019-11-27 15:41:33,744 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd733c454/9271390dc4bb48a298cb240f1599a41e/FLAG307594a6b [2019-11-27 15:41:33,971 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd733c454/9271390dc4bb48a298cb240f1599a41e [2019-11-27 15:41:33,978 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:41:33,980 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:41:33,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:33,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:41:33,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:41:33,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:33" (1/1) ... [2019-11-27 15:41:34,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@601bf59b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:33, skipping insertion in model container [2019-11-27 15:41:34,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:33" (1/1) ... [2019-11-27 15:41:34,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:41:34,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:41:34,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:34,609 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:41:34,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:34,735 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:41:34,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:34 WrapperNode [2019-11-27 15:41:34,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:34,737 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:34,737 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:41:34,737 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:41:34,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:34" (1/1) ... [2019-11-27 15:41:34,770 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:34" (1/1) ... [2019-11-27 15:41:34,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:34,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:41:34,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:41:34,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:41:34,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:34" (1/1) ... [2019-11-27 15:41:34,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:34" (1/1) ... [2019-11-27 15:41:34,857 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:34" (1/1) ... [2019-11-27 15:41:34,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:34" (1/1) ... [2019-11-27 15:41:34,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:34" (1/1) ... [2019-11-27 15:41:34,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:34" (1/1) ... [2019-11-27 15:41:34,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:34" (1/1) ... [2019-11-27 15:41:34,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:41:34,916 INFO L168 Benchmark]: Toolchain (without parser) took 935.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 984.2 MB in the end (delta: -25.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:34,928 INFO L168 Benchmark]: CDTParser took 0.26 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 15:41:34,929 INFO L168 Benchmark]: CACSL2BoogieTranslator took 749.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 984.2 MB in the end (delta: -25.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:34,930 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.18 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:34,931 INFO L168 Benchmark]: Boogie Preprocessor took 82.80 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:34,944 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 749.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 984.2 MB in the end (delta: -25.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 93.18 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 82.80 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...