./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 da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ssh-simplified/s3_srvr_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-da95e15 [2019-11-27 09:19:51,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:19:51,227 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:19:51,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:19:51,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:19:51,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:19:51,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:19:51,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:19:51,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:19:51,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:19:51,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:19:51,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:19:51,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:19:51,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:19:51,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:19:51,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:19:51,296 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:19:51,297 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:19:51,301 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:19:51,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:19:51,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:19:51,317 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:19:51,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:19:51,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:19:51,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:19:51,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:19:51,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:19:51,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:19:51,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:19:51,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:19:51,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:19:51,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:19:51,336 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:19:51,337 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:19:51,341 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:19:51,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:19:51,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:19:51,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:19:51,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:19:51,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:19:51,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:19:51,347 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:19:51,375 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:19:51,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:19:51,379 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:19:51,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:19:51,381 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:19:51,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:19:51,382 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:19:51,382 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:19:51,382 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:19:51,384 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:19:51,385 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:19:51,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:19:51,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:19:51,386 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:19:51,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:19:51,390 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:19:51,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:19:51,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:19:51,391 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:19:51,391 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:19:51,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:19:51,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:19:51,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:19:51,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:19:51,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:19:51,392 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:19:51,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:19:51,393 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:19:51,393 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 [2019-11-27 09:19:51,749 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:19:51,765 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:19:51,773 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:19:51,777 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:19:51,778 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:19:51,779 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_6.cil-1.c [2019-11-27 09:19:51,880 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c39c3297/9d854e64901346399cb29efab753d467/FLAG742e08ea4 [2019-11-27 09:19:52,664 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:19:52,668 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_6.cil-1.c [2019-11-27 09:19:52,699 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c39c3297/9d854e64901346399cb29efab753d467/FLAG742e08ea4 [2019-11-27 09:19:52,902 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c39c3297/9d854e64901346399cb29efab753d467 [2019-11-27 09:19:52,908 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:19:52,911 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:19:52,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:52,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:19:52,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:19:52,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,929 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62a61c09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52, skipping insertion in model container [2019-11-27 09:19:52,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:19:53,023 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:19:53,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:53,596 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:19:53,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:53,740 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:19:53,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:53 WrapperNode [2019-11-27 09:19:53,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:53,747 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:53,748 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:19:53,748 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:19:53,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:53" (1/1) ... [2019-11-27 09:19:53,788 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:53" (1/1) ... [2019-11-27 09:19:53,879 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:53,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:19:53,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:19:53,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:19:53,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:53" (1/1) ... [2019-11-27 09:19:53,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:53" (1/1) ... [2019-11-27 09:19:53,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:53" (1/1) ... [2019-11-27 09:19:53,896 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:53" (1/1) ... [2019-11-27 09:19:53,911 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:53" (1/1) ... [2019-11-27 09:19:53,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:53" (1/1) ... [2019-11-27 09:19:53,943 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:53" (1/1) ... [2019-11-27 09:19:53,951 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:19:53,965 INFO L168 Benchmark]: Toolchain (without parser) took 1042.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.5 MB in the end (delta: -17.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:53,974 INFO L168 Benchmark]: CDTParser took 0.22 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 09:19:53,975 INFO L168 Benchmark]: CACSL2BoogieTranslator took 827.35 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 985.2 MB in the end (delta: -23.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:53,979 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.23 ms. Allocated memory is still 1.0 GB. Free memory was 985.2 MB in the beginning and 979.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:53,982 INFO L168 Benchmark]: Boogie Preprocessor took 71.50 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:53,992 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 827.35 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 985.2 MB in the end (delta: -23.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 132.23 ms. Allocated memory is still 1.0 GB. Free memory was 985.2 MB in the beginning and 979.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 71.50 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:19:56,726 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:19:56,728 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:19:56,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:19:56,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:19:56,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:19:56,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:19:56,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:19:56,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:19:56,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:19:56,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:19:56,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:19:56,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:19:56,794 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:19:56,798 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:19:56,800 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:19:56,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:19:56,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:19:56,808 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:19:56,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:19:56,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:19:56,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:19:56,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:19:56,830 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:19:56,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:19:56,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:19:56,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:19:56,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:19:56,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:19:56,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:19:56,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:19:56,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:19:56,844 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:19:56,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:19:56,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:19:56,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:19:56,852 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:19:56,852 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:19:56,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:19:56,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:19:56,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:19:56,858 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:19:56,885 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:19:56,887 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:19:56,889 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:19:56,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:19:56,890 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:19:56,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:19:56,893 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:19:56,893 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:19:56,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:19:56,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:19:56,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:19:56,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:19:56,895 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:19:56,895 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:19:56,895 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:19:56,896 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:19:56,896 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:19:56,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:19:56,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:19:56,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:19:56,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:19:56,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:19:56,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:19:56,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:19:56,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:19:56,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:19:56,899 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:19:56,901 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:19:56,901 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:19:56,901 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:19:56,902 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 [2019-11-27 09:19:57,379 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:19:57,401 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:19:57,404 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:19:57,410 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:19:57,410 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:19:57,414 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_6.cil-1.c [2019-11-27 09:19:57,522 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dab5c62a1/42330100a63246f2937dccfa01ce9c77/FLAG0b55d3eb0 [2019-11-27 09:19:58,283 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:19:58,289 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_6.cil-1.c [2019-11-27 09:19:58,315 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dab5c62a1/42330100a63246f2937dccfa01ce9c77/FLAG0b55d3eb0 [2019-11-27 09:19:58,533 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dab5c62a1/42330100a63246f2937dccfa01ce9c77 [2019-11-27 09:19:58,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:19:58,547 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:19:58,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:58,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:19:58,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:19:58,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:58" (1/1) ... [2019-11-27 09:19:58,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ba7315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:58, skipping insertion in model container [2019-11-27 09:19:58,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:58" (1/1) ... [2019-11-27 09:19:58,578 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:19:58,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:19:59,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:59,213 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:19:59,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:59,379 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:19:59,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:59 WrapperNode [2019-11-27 09:19:59,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:59,381 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:59,381 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:19:59,382 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:19:59,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:59" (1/1) ... [2019-11-27 09:19:59,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:59" (1/1) ... [2019-11-27 09:19:59,474 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:59,476 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:19:59,476 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:19:59,476 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:19:59,487 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:59" (1/1) ... [2019-11-27 09:19:59,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:59" (1/1) ... [2019-11-27 09:19:59,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:59" (1/1) ... [2019-11-27 09:19:59,500 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:59" (1/1) ... [2019-11-27 09:19:59,512 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:59" (1/1) ... [2019-11-27 09:19:59,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:59" (1/1) ... [2019-11-27 09:19:59,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:59" (1/1) ... [2019-11-27 09:19:59,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:19:59,573 INFO L168 Benchmark]: Toolchain (without parser) took 1021.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 978.5 MB in the end (delta: -15.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:59,578 INFO L168 Benchmark]: CDTParser took 0.32 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 09:19:59,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 833.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 984.3 MB in the end (delta: -21.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:59,581 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.49 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:59,583 INFO L168 Benchmark]: Boogie Preprocessor took 89.86 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:59,589 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 833.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 984.3 MB in the end (delta: -21.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 94.49 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 89.86 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...