./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ssh-simplified/s3_clnt_4.cil-2.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-2.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 81368a04ddec74974b3367923efd498feea8a623 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-2.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 81368a04ddec74974b3367923efd498feea8a623 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:19:41,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:19:41,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:19:41,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:19:41,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:19:41,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:19:41,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:19:41,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:19:41,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:19:41,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:19:41,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:19:41,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:19:41,410 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:19:41,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:19:41,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:19:41,422 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:19:41,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:19:41,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:19:41,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:19:41,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:19:41,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:19:41,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:19:41,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:19:41,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:19:41,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:19:41,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:19:41,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:19:41,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:19:41,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:19:41,490 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:19:41,492 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:19:41,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:19:41,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:19:41,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:19:41,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:19:41,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:19:41,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:19:41,509 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:19:41,509 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:19:41,511 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:19:41,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:19:41,518 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:19:41,559 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:19:41,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:19:41,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:19:41,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:19:41,567 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:19:41,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:19:41,568 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:19:41,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:19:41,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:19:41,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:19:41,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:19:41,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:19:41,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:19:41,574 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:19:41,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:19:41,575 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:19:41,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:19:41,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:19:41,576 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:19:41,576 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:19:41,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:19:41,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:19:41,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:19:41,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:19:41,580 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:19:41,581 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:19:41,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:19:41,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:19:41,581 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 -> 81368a04ddec74974b3367923efd498feea8a623 [2019-11-27 09:19:42,139 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:19:42,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:19:42,180 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:19:42,182 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:19:42,185 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:19:42,187 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_4.cil-2.c [2019-11-27 09:19:42,356 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10fccc3c8/ba381ccda97b4a73b53f05487a859816/FLAGe83eb005d [2019-11-27 09:19:43,556 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:19:43,557 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_4.cil-2.c [2019-11-27 09:19:43,589 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10fccc3c8/ba381ccda97b4a73b53f05487a859816/FLAGe83eb005d [2019-11-27 09:19:43,626 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10fccc3c8/ba381ccda97b4a73b53f05487a859816 [2019-11-27 09:19:43,634 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:19:43,640 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:19:43,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:43,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:19:43,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:19:43,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:43" (1/1) ... [2019-11-27 09:19:43,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12144453 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 09:19:43,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:43" (1/1) ... [2019-11-27 09:19:43,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:19:43,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:19:44,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:44,504 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:19:44,685 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:44,721 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:19:44,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44 WrapperNode [2019-11-27 09:19:44,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:44,724 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:44,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:19:44,725 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:19:44,736 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 09:19:44,782 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 09:19:44,896 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:44,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:19:44,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:19:44,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:19:44,913 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 09:19:44,914 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 09:19:44,925 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 09:19:44,925 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 09:19:44,956 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 09:19:44,991 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 09:19:45,002 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 09:19:45,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:19:45,020 INFO L168 Benchmark]: Toolchain (without parser) took 1379.17 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 984.1 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:45,022 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:45,023 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1081.45 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 989.8 MB in the end (delta: -28.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:45,031 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.72 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:45,035 INFO L168 Benchmark]: Boogie Preprocessor took 112.73 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:45,044 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1081.45 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 989.8 MB in the end (delta: -28.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 175.72 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 112.73 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 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 09:19:48,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:19:48,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:19:48,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:19:48,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:19:48,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:19:48,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:19:48,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:19:48,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:19:48,959 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:19:48,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:19:48,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:19:48,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:19:48,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:19:48,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:19:48,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:19:48,977 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:19:48,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:19:48,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:19:48,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:19:48,998 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:19:49,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:19:49,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:19:49,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:19:49,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:19:49,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:19:49,019 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:19:49,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:19:49,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:19:49,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:19:49,027 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:19:49,028 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:19:49,030 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:19:49,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:19:49,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:19:49,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:19:49,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:19:49,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:19:49,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:19:49,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:19:49,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:19:49,049 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:19:49,108 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:19:49,109 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:19:49,110 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:19:49,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:19:49,116 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:19:49,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:19:49,117 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:19:49,117 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:19:49,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:19:49,117 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:19:49,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:19:49,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:19:49,123 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:19:49,124 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:19:49,124 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:19:49,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:19:49,128 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:19:49,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:19:49,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:19:49,131 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:19:49,131 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:19:49,131 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:19:49,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:19:49,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:19:49,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:19:49,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:19:49,136 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:19:49,137 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:19:49,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:19:49,138 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:19:49,140 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 -> 81368a04ddec74974b3367923efd498feea8a623 [2019-11-27 09:19:49,732 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:19:49,762 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:19:49,765 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:19:49,775 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:19:49,775 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:19:49,777 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_4.cil-2.c [2019-11-27 09:19:49,935 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1486b32c/70c671be32844f0ea5b65460bf241825/FLAG068a19435 [2019-11-27 09:19:51,053 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:19:51,059 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_4.cil-2.c [2019-11-27 09:19:51,094 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1486b32c/70c671be32844f0ea5b65460bf241825/FLAG068a19435 [2019-11-27 09:19:51,600 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1486b32c/70c671be32844f0ea5b65460bf241825 [2019-11-27 09:19:51,615 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:19:51,618 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:19:51,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:51,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:19:51,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:19:51,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:51" (1/1) ... [2019-11-27 09:19:51,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a8eb7d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:51, skipping insertion in model container [2019-11-27 09:19:51,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:51" (1/1) ... [2019-11-27 09:19:51,667 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:19:51,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:19:52,499 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:52,516 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:19:52,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:52,702 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:19:52,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52 WrapperNode [2019-11-27 09:19:52,703 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:52,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:52,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:19:52,709 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:19:52,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:52,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:19:52,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:19:52,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:19:52,860 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,940 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,945 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:52" (1/1) ... [2019-11-27 09:19:52,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:19:52,972 INFO L168 Benchmark]: Toolchain (without parser) took 1351.67 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 979.7 MB in the end (delta: -18.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:52,974 INFO L168 Benchmark]: CDTParser took 2.49 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 09:19:52,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1075.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.4 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:52,979 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.46 ms. Allocated memory is still 1.0 GB. Free memory was 985.4 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 09:19:52,981 INFO L168 Benchmark]: Boogie Preprocessor took 136.19 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 09:19:52,992 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.49 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 1075.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.4 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 121.46 ms. Allocated memory is still 1.0 GB. Free memory was 985.4 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 136.19 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...