./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ssh-simplified/s3_srvr_6.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ssh-simplified/s3_srvr_6.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 cc62073ce79016c7df42a52e8632c95b513492d4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_6.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 cc62073ce79016c7df42a52e8632c95b513492d4 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:32:51,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:32:51,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:32:51,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:32:51,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:32:51,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:32:51,702 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:32:51,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:32:51,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:32:51,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:32:51,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:32:51,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:32:51,736 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:32:51,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:32:51,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:32:51,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:32:51,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:32:51,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:32:51,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:32:51,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:32:51,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:32:51,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:32:51,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:32:51,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:32:51,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:32:51,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:32:51,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:32:51,796 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:32:51,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:32:51,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:32:51,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:32:51,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:32:51,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:32:51,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:32:51,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:32:51,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:32:51,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:32:51,815 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:32:51,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:32:51,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:32:51,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:32:51,821 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:32:51,873 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:32:51,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:32:51,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:32:51,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:32:51,884 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:32:51,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:32:51,889 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:32:51,889 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:32:51,890 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:32:51,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:32:51,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:32:51,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:32:51,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:32:51,893 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:32:51,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:32:51,894 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:32:51,897 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:32:51,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:32:51,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:32:51,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:32:51,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:32:51,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:32:51,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:32:51,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:32:51,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:32:51,900 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:32:51,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:32:51,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:32:51,904 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 -> cc62073ce79016c7df42a52e8632c95b513492d4 [2019-11-26 16:32:52,467 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:32:52,495 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:32:52,503 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:32:52,508 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:32:52,511 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:32:52,513 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_6.cil-1.c [2019-11-26 16:32:52,669 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1595a6762/d9d844c683b84573808a1e804a372ca3/FLAG9971415a6 [2019-11-26 16:32:53,781 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:32:53,784 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_6.cil-1.c [2019-11-26 16:32:53,818 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1595a6762/d9d844c683b84573808a1e804a372ca3/FLAG9971415a6 [2019-11-26 16:32:53,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1595a6762/d9d844c683b84573808a1e804a372ca3 [2019-11-26 16:32:53,869 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:32:53,873 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:32:53,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:53,881 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:32:53,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:32:53,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:53,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13de8627 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53, skipping insertion in model container [2019-11-26 16:32:53,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:53,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:32:54,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:32:54,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:54,857 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:32:55,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:55,084 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:32:55,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:55 WrapperNode [2019-11-26 16:32:55,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:55,087 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:55,087 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:32:55,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:32:55,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:55" (1/1) ... [2019-11-26 16:32:55,147 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:55" (1/1) ... [2019-11-26 16:32:55,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:55,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:32:55,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:32:55,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:32:55,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:55" (1/1) ... [2019-11-26 16:32:55,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:55" (1/1) ... [2019-11-26 16:32:55,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:55" (1/1) ... [2019-11-26 16:32:55,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:55" (1/1) ... [2019-11-26 16:32:55,329 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:55" (1/1) ... [2019-11-26 16:32:55,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:55" (1/1) ... [2019-11-26 16:32:55,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:55" (1/1) ... [2019-11-26 16:32:55,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:32:55,400 INFO L168 Benchmark]: Toolchain (without parser) took 1521.13 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 983.8 MB in the end (delta: -22.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:55,402 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:55,403 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1205.56 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 989.5 MB in the end (delta: -27.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:55,407 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.48 ms. Allocated memory is still 1.0 GB. Free memory was 989.5 MB in the beginning and 983.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:55,409 INFO L168 Benchmark]: Boogie Preprocessor took 132.83 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:55,422 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1205.56 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 989.5 MB in the end (delta: -27.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 170.48 ms. Allocated memory is still 1.0 GB. Free memory was 989.5 MB in the beginning and 983.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 132.83 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:32:59,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:32:59,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:32:59,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:32:59,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:32:59,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:32:59,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:32:59,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:32:59,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:32:59,374 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:32:59,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:32:59,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:32:59,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:32:59,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:32:59,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:32:59,399 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:32:59,401 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:32:59,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:32:59,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:32:59,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:32:59,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:32:59,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:32:59,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:32:59,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:32:59,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:32:59,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:32:59,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:32:59,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:32:59,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:32:59,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:32:59,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:32:59,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:32:59,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:32:59,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:32:59,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:32:59,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:32:59,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:32:59,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:32:59,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:32:59,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:32:59,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:32:59,480 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:32:59,518 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:32:59,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:32:59,524 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:32:59,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:32:59,525 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:32:59,526 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:32:59,527 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:32:59,527 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:32:59,527 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:32:59,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:32:59,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:32:59,531 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:32:59,532 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:32:59,532 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:32:59,533 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:32:59,533 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:32:59,533 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:32:59,533 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:32:59,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:32:59,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:32:59,535 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:32:59,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:32:59,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:32:59,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:32:59,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:32:59,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:32:59,539 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:32:59,540 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:32:59,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:32:59,541 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:32:59,542 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 -> cc62073ce79016c7df42a52e8632c95b513492d4 [2019-11-26 16:33:00,101 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:00,131 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:00,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:00,145 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:00,146 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:00,147 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_6.cil-1.c [2019-11-26 16:33:00,312 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66d935885/747be1089f7645bf95c16b8b69c4d48e/FLAG596bd7280 [2019-11-26 16:33:01,427 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:01,428 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_6.cil-1.c [2019-11-26 16:33:01,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66d935885/747be1089f7645bf95c16b8b69c4d48e/FLAG596bd7280 [2019-11-26 16:33:01,512 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66d935885/747be1089f7645bf95c16b8b69c4d48e [2019-11-26 16:33:01,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:01,525 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:01,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:01,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:01,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:01,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:01" (1/1) ... [2019-11-26 16:33:01,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182d43ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:01, skipping insertion in model container [2019-11-26 16:33:01,550 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:01" (1/1) ... [2019-11-26 16:33:01,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:01,680 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:02,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:02,573 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:02,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:02,814 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:02,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:02 WrapperNode [2019-11-26 16:33:02,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:02,820 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:02,821 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:02,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:02,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:02" (1/1) ... [2019-11-26 16:33:02,888 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:02" (1/1) ... [2019-11-26 16:33:03,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:03,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:03,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:03,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:03,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:02" (1/1) ... [2019-11-26 16:33:03,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:02" (1/1) ... [2019-11-26 16:33:03,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:02" (1/1) ... [2019-11-26 16:33:03,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:02" (1/1) ... [2019-11-26 16:33:03,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:02" (1/1) ... [2019-11-26 16:33:03,113 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:02" (1/1) ... [2019-11-26 16:33:03,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:02" (1/1) ... [2019-11-26 16:33:03,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:03,148 INFO L168 Benchmark]: Toolchain (without parser) took 1610.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.6 MB in the end (delta: -17.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:03,149 INFO L168 Benchmark]: CDTParser took 2.25 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:03,150 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1289.37 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 985.4 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:03,157 INFO L168 Benchmark]: Boogie Procedure Inliner took 182.44 ms. Allocated memory is still 1.0 GB. Free memory was 985.4 MB in the beginning and 979.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:03,158 INFO L168 Benchmark]: Boogie Preprocessor took 129.42 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:03,168 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.25 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1289.37 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 985.4 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 182.44 ms. Allocated memory is still 1.0 GB. Free memory was 985.4 MB in the beginning and 979.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 129.42 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 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...