./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ssh-simplified/s3_clnt_3.cil-3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ssh-simplified/s3_clnt_3.cil-3.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 b1d7062786d1cbe42a29d98cc634a5c85ac9a3f1 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-3.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 b1d7062786d1cbe42a29d98cc634a5c85ac9a3f1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:32:42,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:32:42,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:32:42,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:32:42,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:32:42,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:32:42,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:32:42,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:32:42,540 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:32:42,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:32:42,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:32:42,553 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:32:42,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:32:42,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:32:42,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:32:42,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:32:42,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:32:42,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:32:42,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:32:42,589 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:32:42,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:32:42,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:32:42,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:32:42,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:32:42,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:32:42,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:32:42,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:32:42,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:32:42,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:32:42,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:32:42,629 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:32:42,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:32:42,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:32:42,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:32:42,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:32:42,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:32:42,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:32:42,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:32:42,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:32:42,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:32:42,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:32:42,649 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:32:42,687 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:32:42,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:32:42,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:32:42,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:32:42,694 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:32:42,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:32:42,694 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:32:42,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:32:42,697 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:32:42,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:32:42,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:32:42,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:32:42,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:32:42,700 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:32:42,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:32:42,702 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:32:42,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:32:42,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:32:42,703 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:32:42,703 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:32:42,706 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:32:42,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:32:42,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:32:42,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:32:42,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:32:42,707 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:32:42,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:32:42,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:32:42,708 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 -> b1d7062786d1cbe42a29d98cc634a5c85ac9a3f1 [2019-11-26 16:32:43,314 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:32:43,339 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:32:43,348 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:32:43,350 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:32:43,353 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:32:43,354 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_3.cil-3.c [2019-11-26 16:32:43,511 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ebff4335/6f0c8fa047524d6190efbc03a29b6cf3/FLAG0fbffbf0d [2019-11-26 16:32:44,661 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:32:44,668 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_3.cil-3.c [2019-11-26 16:32:44,699 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ebff4335/6f0c8fa047524d6190efbc03a29b6cf3/FLAG0fbffbf0d [2019-11-26 16:32:44,737 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ebff4335/6f0c8fa047524d6190efbc03a29b6cf3 [2019-11-26 16:32:44,745 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:32:44,750 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:32:44,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:44,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:32:44,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:32:44,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:44" (1/1) ... [2019-11-26 16:32:44,776 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 26.11 04:32:44, skipping insertion in model container [2019-11-26 16:32:44,777 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:44" (1/1) ... [2019-11-26 16:32:44,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:32:44,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:32:45,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:45,645 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:32:45,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:45,885 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:32:45,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:45 WrapperNode [2019-11-26 16:32:45,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:45,889 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:45,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:32:45,889 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:32:45,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:45" (1/1) ... [2019-11-26 16:32:45,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:45" (1/1) ... [2019-11-26 16:32:46,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:46,045 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:32:46,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:32:46,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:32:46,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:45" (1/1) ... [2019-11-26 16:32:46,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:45" (1/1) ... [2019-11-26 16:32:46,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:45" (1/1) ... [2019-11-26 16:32:46,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:45" (1/1) ... [2019-11-26 16:32:46,126 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:45" (1/1) ... [2019-11-26 16:32:46,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:45" (1/1) ... [2019-11-26 16:32:46,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:45" (1/1) ... [2019-11-26 16:32:46,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:32:46,189 INFO L168 Benchmark]: Toolchain (without parser) took 1433.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:46,194 INFO L168 Benchmark]: CDTParser took 1.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:46,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1131.74 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:46,202 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.04 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:46,205 INFO L168 Benchmark]: Boogie Preprocessor took 135.61 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:46,215 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39 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 1131.74 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 156.04 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 135.61 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:32:50,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:32:50,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:32:50,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:32:50,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:32:50,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:32:50,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:32:50,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:32:50,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:32:50,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:32:50,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:32:50,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:32:50,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:32:50,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:32:50,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:32:50,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:32:50,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:32:50,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:32:50,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:32:50,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:32:50,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:32:50,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:32:50,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:32:50,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:32:50,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:32:50,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:32:50,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:32:50,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:32:50,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:32:50,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:32:50,229 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:32:50,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:32:50,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:32:50,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:32:50,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:32:50,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:32:50,244 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:32:50,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:32:50,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:32:50,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:32:50,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:32:50,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:32:50,291 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:32:50,293 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:32:50,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:32:50,297 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:32:50,298 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:32:50,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:32:50,299 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:32:50,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:32:50,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:32:50,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:32:50,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:32:50,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:32:50,304 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:32:50,305 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:32:50,305 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:32:50,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:32:50,306 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:32:50,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:32:50,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:32:50,309 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:32:50,309 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:32:50,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:32:50,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:32:50,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:32:50,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:32:50,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:32:50,311 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:32:50,311 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:32:50,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:32:50,314 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:32:50,316 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 -> b1d7062786d1cbe42a29d98cc634a5c85ac9a3f1 [2019-11-26 16:32:50,892 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:32:50,920 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:32:50,927 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:32:50,932 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:32:50,935 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:32:50,937 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_3.cil-3.c [2019-11-26 16:32:51,088 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88caf8bd2/35090f9045d2430ab144511ceedfec6f/FLAG0dc969b2d [2019-11-26 16:32:52,211 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:32:52,213 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_3.cil-3.c [2019-11-26 16:32:52,246 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88caf8bd2/35090f9045d2430ab144511ceedfec6f/FLAG0dc969b2d [2019-11-26 16:32:52,761 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88caf8bd2/35090f9045d2430ab144511ceedfec6f [2019-11-26 16:32:52,772 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:32:52,778 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:32:52,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:52,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:32:52,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:32:52,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:52" (1/1) ... [2019-11-26 16:32:52,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c493f8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:52, skipping insertion in model container [2019-11-26 16:32:52,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:52" (1/1) ... [2019-11-26 16:32:52,822 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:32:52,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:32:53,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:53,688 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:32:53,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:53,890 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:32:53,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53 WrapperNode [2019-11-26 16:32:53,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:53,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:53,900 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:32:53,900 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:32:53,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:53,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:54,068 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:54,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:32:54,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:32:54,074 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:32:54,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:54,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:54,119 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:54,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:54,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:54,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:54,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:53" (1/1) ... [2019-11-26 16:32:54,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:32:54,221 INFO L168 Benchmark]: Toolchain (without parser) took 1437.97 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. [2019-11-26 16:32:54,226 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:54,228 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1109.71 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 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:54,229 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.57 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. [2019-11-26 16:32:54,231 INFO L168 Benchmark]: Boogie Preprocessor took 139.71 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. [2019-11-26 16:32:54,244 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1109.71 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 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 173.57 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 139.71 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...