./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ssh-simplified/s3_clnt_4.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_4.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 4e02aecb828ddbcb4cc0dcb3053661f316d65cc9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_4.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 4e02aecb828ddbcb4cc0dcb3053661f316d65cc9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:19:40,117 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:19:40,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:19:40,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:19:40,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:19:40,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:19:40,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:19:40,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:19:40,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:19:40,175 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:19:40,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:19:40,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:19:40,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:19:40,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:19:40,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:19:40,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:19:40,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:19:40,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:19:40,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:19:40,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:19:40,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:19:40,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:19:40,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:19:40,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:19:40,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:19:40,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:19:40,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:19:40,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:19:40,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:19:40,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:19:40,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:19:40,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:19:40,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:19:40,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:19:40,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:19:40,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:19:40,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:19:40,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:19:40,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:19:40,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:19:40,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:19:40,240 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:19:40,280 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:19:40,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:19:40,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:19:40,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:19:40,285 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:19:40,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:19:40,286 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:19:40,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:19:40,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:19:40,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:19:40,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:19:40,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:19:40,289 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:19:40,290 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:19:40,290 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:19:40,290 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:19:40,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:19:40,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:19:40,292 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:19:40,292 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:19:40,292 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:19:40,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:19:40,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:19:40,293 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:19:40,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:19:40,296 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:19:40,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:19:40,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:19:40,297 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 -> 4e02aecb828ddbcb4cc0dcb3053661f316d65cc9 [2019-11-27 09:19:40,724 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:19:40,741 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:19:40,747 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:19:40,748 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:19:40,750 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:19:40,753 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_4.cil-1.c [2019-11-27 09:19:40,859 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1395c32c0/7523c1a34a36431f89b53425164b2740/FLAG7a4ef677a [2019-11-27 09:19:41,647 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:19:41,648 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_4.cil-1.c [2019-11-27 09:19:41,675 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1395c32c0/7523c1a34a36431f89b53425164b2740/FLAG7a4ef677a [2019-11-27 09:19:41,888 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1395c32c0/7523c1a34a36431f89b53425164b2740 [2019-11-27 09:19:41,891 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:19:41,893 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:19:41,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:41,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:19:41,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:19:41,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:41" (1/1) ... [2019-11-27 09:19:41,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38f933ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:41, skipping insertion in model container [2019-11-27 09:19:41,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:41" (1/1) ... [2019-11-27 09:19:41,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:19:42,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:19:42,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:42,501 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:19:42,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:42,627 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:19:42,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:42 WrapperNode [2019-11-27 09:19:42,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:42,634 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:42,635 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:19:42,635 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:19:42,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:42" (1/1) ... [2019-11-27 09:19:42,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:42" (1/1) ... [2019-11-27 09:19:42,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:42,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:19:42,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:19:42,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:19:42,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:42" (1/1) ... [2019-11-27 09:19:42,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:42" (1/1) ... [2019-11-27 09:19:42,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:42" (1/1) ... [2019-11-27 09:19:42,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:42" (1/1) ... [2019-11-27 09:19:42,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:42" (1/1) ... [2019-11-27 09:19:42,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:42" (1/1) ... [2019-11-27 09:19:42,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:42" (1/1) ... [2019-11-27 09:19:42,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:19:42,825 INFO L168 Benchmark]: Toolchain (without parser) took 913.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 984.3 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:42,828 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:42,829 INFO L168 Benchmark]: CACSL2BoogieTranslator took 727.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 990.0 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:42,831 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.33 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 09:19:42,833 INFO L168 Benchmark]: Boogie Preprocessor took 70.88 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 09:19:42,836 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 727.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 990.0 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 99.33 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 70.88 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. 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 09:19:45,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:19:45,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:19:45,536 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:19:45,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:19:45,544 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:19:45,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:19:45,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:19:45,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:19:45,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:19:45,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:19:45,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:19:45,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:19:45,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:19:45,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:19:45,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:19:45,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:19:45,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:19:45,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:19:45,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:19:45,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:19:45,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:19:45,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:19:45,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:19:45,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:19:45,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:19:45,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:19:45,618 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:19:45,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:19:45,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:19:45,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:19:45,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:19:45,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:19:45,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:19:45,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:19:45,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:19:45,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:19:45,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:19:45,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:19:45,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:19:45,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:19:45,636 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:19:45,663 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:19:45,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:19:45,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:19:45,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:19:45,669 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:19:45,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:19:45,670 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:19:45,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:19:45,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:19:45,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:19:45,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:19:45,672 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:19:45,672 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:19:45,672 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:19:45,675 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:19:45,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:19:45,675 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:19:45,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:19:45,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:19:45,676 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:19:45,676 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:19:45,676 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:19:45,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:19:45,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:19:45,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:19:45,677 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:19:45,680 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:19:45,680 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:19:45,680 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:19:45,680 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:19:45,681 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 -> 4e02aecb828ddbcb4cc0dcb3053661f316d65cc9 [2019-11-27 09:19:46,176 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:19:46,195 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:19:46,201 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:19:46,206 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:19:46,207 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:19:46,208 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_4.cil-1.c [2019-11-27 09:19:46,313 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e0d52489/546ba003755f4cf0a52662374eb2b419/FLAGfa216dce7 [2019-11-27 09:19:47,076 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:19:47,076 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_4.cil-1.c [2019-11-27 09:19:47,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e0d52489/546ba003755f4cf0a52662374eb2b419/FLAGfa216dce7 [2019-11-27 09:19:47,327 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e0d52489/546ba003755f4cf0a52662374eb2b419 [2019-11-27 09:19:47,334 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:19:47,336 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:19:47,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:47,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:19:47,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:19:47,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:47" (1/1) ... [2019-11-27 09:19:47,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38f933ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:47, skipping insertion in model container [2019-11-27 09:19:47,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:47" (1/1) ... [2019-11-27 09:19:47,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:19:47,440 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:19:47,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:47,939 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:19:48,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:48,061 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:19:48,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:48 WrapperNode [2019-11-27 09:19:48,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:48,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:48,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:19:48,063 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:19:48,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:48" (1/1) ... [2019-11-27 09:19:48,097 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:48" (1/1) ... [2019-11-27 09:19:48,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:48,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:19:48,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:19:48,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:19:48,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:48" (1/1) ... [2019-11-27 09:19:48,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:48" (1/1) ... [2019-11-27 09:19:48,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:48" (1/1) ... [2019-11-27 09:19:48,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:48" (1/1) ... [2019-11-27 09:19:48,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:48" (1/1) ... [2019-11-27 09:19:48,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:48" (1/1) ... [2019-11-27 09:19:48,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:48" (1/1) ... [2019-11-27 09:19:48,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:19:48,256 INFO L168 Benchmark]: Toolchain (without parser) took 910.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 980.0 MB in the end (delta: -19.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:48,257 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:48,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 980.0 MB in the end (delta: -19.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:48,262 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.03 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:48,262 INFO L168 Benchmark]: Boogie Preprocessor took 92.49 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:48,265 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 720.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 980.0 MB in the end (delta: -19.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 88.03 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 92.49 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 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...