./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ssh-simplified/s3_clnt_3.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ssh-simplified/s3_clnt_3.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 5377418547a5706dafa6030007433e8164dafce8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_3.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 5377418547a5706dafa6030007433e8164dafce8 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:19:41,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:19:41,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:19:41,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:19:41,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:19:41,129 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:19:41,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:19:41,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:19:41,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:19:41,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:19:41,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:19:41,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:19:41,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:19:41,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:19:41,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:19:41,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:19:41,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:19:41,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:19:41,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:19:41,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:19:41,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:19:41,231 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:19:41,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:19:41,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:19:41,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:19:41,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:19:41,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:19:41,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:19:41,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:19:41,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:19:41,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:19:41,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:19:41,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:19:41,262 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:19:41,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:19:41,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:19:41,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:19:41,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:19:41,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:19:41,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:19:41,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:19:41,277 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:19:41,321 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:19:41,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:19:41,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:19:41,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:19:41,329 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:19:41,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:19:41,330 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:19:41,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:19:41,331 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:19:41,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:19:41,332 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:19:41,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:19:41,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:19:41,336 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:19:41,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:19:41,337 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:19:41,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:19:41,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:19:41,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:19:41,338 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:19:41,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:19:41,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:19:41,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:19:41,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:19:41,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:19:41,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:19:41,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:19:41,344 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:19:41,344 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 -> 5377418547a5706dafa6030007433e8164dafce8 [2019-11-27 09:19:41,958 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:19:41,989 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:19:41,995 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:19:42,001 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:19:42,002 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:19:42,003 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_3.cil-1.c [2019-11-27 09:19:42,163 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10d319030/09dff0cdf28f45adb8c2cb68df9a28eb/FLAG110b6f161 [2019-11-27 09:19:43,328 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:19:43,332 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_3.cil-1.c [2019-11-27 09:19:43,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10d319030/09dff0cdf28f45adb8c2cb68df9a28eb/FLAG110b6f161 [2019-11-27 09:19:43,404 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10d319030/09dff0cdf28f45adb8c2cb68df9a28eb [2019-11-27 09:19:43,411 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:19:43,414 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:19:43,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:43,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:19:43,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:19:43,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:43" (1/1) ... [2019-11-27 09:19:43,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cca9c47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:43, skipping insertion in model container [2019-11-27 09:19:43,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:43" (1/1) ... [2019-11-27 09:19:43,461 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:19:43,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:19:44,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:44,278 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:19:44,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:44,461 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:19:44,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44 WrapperNode [2019-11-27 09:19:44,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:44,464 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:44,464 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:19:44,464 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:19:44,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,523 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:44,635 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:19:44,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:19:44,636 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:19:44,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,675 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:19:44,723 INFO L168 Benchmark]: Toolchain (without parser) took 1300.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.7 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:44,738 INFO L168 Benchmark]: CDTParser took 1.52 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:44,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1042.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.5 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:44,744 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.71 ms. Allocated memory is still 1.0 GB. Free memory was 985.5 MB in the beginning and 979.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:44,746 INFO L168 Benchmark]: Boogie Preprocessor took 76.79 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:44,753 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1042.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.5 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 170.71 ms. Allocated memory is still 1.0 GB. Free memory was 985.5 MB in the beginning and 979.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 76.79 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 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 09:19:48,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:19:48,608 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:19:48,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:19:48,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:19:48,649 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:19:48,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:19:48,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:19:48,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:19:48,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:19:48,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:19:48,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:19:48,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:19:48,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:19:48,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:19:48,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:19:48,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:19:48,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:19:48,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:19:48,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:19:48,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:19:48,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:19:48,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:19:48,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:19:48,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:19:48,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:19:48,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:19:48,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:19:48,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:19:48,765 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:19:48,767 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:19:48,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:19:48,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:19:48,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:19:48,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:19:48,780 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:19:48,781 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:19:48,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:19:48,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:19:48,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:19:48,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:19:48,791 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:19:48,828 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:19:48,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:19:48,835 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:19:48,836 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:19:48,836 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:19:48,836 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:19:48,837 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:19:48,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:19:48,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:19:48,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:19:48,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:19:48,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:19:48,843 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:19:48,844 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:19:48,844 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:19:48,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:19:48,845 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:19:48,845 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:19:48,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:19:48,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:19:48,846 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:19:48,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:19:48,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:19:48,848 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:19:48,849 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:19:48,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:19:48,851 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:19:48,851 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:19:48,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:19:48,852 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:19:48,853 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 -> 5377418547a5706dafa6030007433e8164dafce8 [2019-11-27 09:19:49,409 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:19:49,443 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:19:49,450 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:19:49,454 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:19:49,457 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:19:49,459 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_3.cil-1.c [2019-11-27 09:19:49,618 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d2a2ada3/f1d98c4caf6643f7b132b37854647483/FLAG12525f250 [2019-11-27 09:19:50,778 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:19:50,782 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_3.cil-1.c [2019-11-27 09:19:50,812 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d2a2ada3/f1d98c4caf6643f7b132b37854647483/FLAG12525f250 [2019-11-27 09:19:50,851 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d2a2ada3/f1d98c4caf6643f7b132b37854647483 [2019-11-27 09:19:50,861 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:19:50,864 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:19:50,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:50,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:19:50,878 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:19:50,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:50" (1/1) ... [2019-11-27 09:19:50,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50044e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:50, skipping insertion in model container [2019-11-27 09:19:50,889 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:50" (1/1) ... [2019-11-27 09:19:50,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:19:51,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:19:51,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:51,736 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:19:51,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:51,956 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:19:51,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:51 WrapperNode [2019-11-27 09:19:51,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:51,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:51,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:19:51,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:19:51,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:51" (1/1) ... [2019-11-27 09:19:52,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:51" (1/1) ... [2019-11-27 09:19:52,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:52,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:19:52,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:19:52,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:19:52,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:51" (1/1) ... [2019-11-27 09:19:52,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:51" (1/1) ... [2019-11-27 09:19:52,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:51" (1/1) ... [2019-11-27 09:19:52,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:51" (1/1) ... [2019-11-27 09:19:52,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:51" (1/1) ... [2019-11-27 09:19:52,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:51" (1/1) ... [2019-11-27 09:19:52,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:51" (1/1) ... [2019-11-27 09:19:52,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:19:52,272 INFO L168 Benchmark]: Toolchain (without parser) took 1404.66 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 984.0 MB in the end (delta: -22.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:52,276 INFO L168 Benchmark]: CDTParser took 0.42 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 09:19:52,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1087.19 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 989.7 MB in the end (delta: -28.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:52,279 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.83 ms. Allocated memory is still 1.0 GB. Free memory was 989.7 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:52,283 INFO L168 Benchmark]: Boogie Preprocessor took 129.09 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:52,295 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1087.19 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 989.7 MB in the end (delta: -28.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.83 ms. Allocated memory is still 1.0 GB. Free memory was 989.7 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 129.09 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 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...