./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ssh-simplified/s3_clnt_2.cil-2.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_2.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 d33dcc608b21d2bdbfa0a947775d4e23b857cf07 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_2.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 d33dcc608b21d2bdbfa0a947775d4e23b857cf07 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:32:41,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:32:41,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:32:41,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:32:41,471 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:32:41,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:32:41,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:32:41,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:32:41,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:32:41,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:32:41,508 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:32:41,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:32:41,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:32:41,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:32:41,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:32:41,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:32:41,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:32:41,535 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:32:41,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:32:41,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:32:41,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:32:41,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:32:41,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:32:41,569 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:32:41,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:32:41,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:32:41,577 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:32:41,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:32:41,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:32:41,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:32:41,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:32:41,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:32:41,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:32:41,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:32:41,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:32:41,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:32:41,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:32:41,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:32:41,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:32:41,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:32:41,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:32:41,601 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:32:41,637 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:32:41,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:32:41,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:32:41,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:32:41,643 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:32:41,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:32:41,644 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:32:41,644 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:32:41,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:32:41,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:32:41,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:32:41,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:32:41,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:32:41,651 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:32:41,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:32:41,652 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:32:41,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:32:41,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:32:41,653 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:32:41,653 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:32:41,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:32:41,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:32:41,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:32:41,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:32:41,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:32:41,656 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:32:41,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:32:41,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:32:41,657 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 -> d33dcc608b21d2bdbfa0a947775d4e23b857cf07 [2019-11-26 16:32:42,287 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:32:42,321 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:32:42,327 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:32:42,331 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:32:42,336 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:32:42,338 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_2.cil-2.c [2019-11-26 16:32:42,514 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8a029e84/c06fb86df3cb40cbb092d6cd0e874a0b/FLAGb6de26c63 [2019-11-26 16:32:43,675 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:32:43,682 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_2.cil-2.c [2019-11-26 16:32:43,717 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8a029e84/c06fb86df3cb40cbb092d6cd0e874a0b/FLAGb6de26c63 [2019-11-26 16:32:43,753 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8a029e84/c06fb86df3cb40cbb092d6cd0e874a0b [2019-11-26 16:32:43,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:32:43,764 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:32:43,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:43,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:32:43,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:32:43,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:43" (1/1) ... [2019-11-26 16:32:43,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5519eb3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:43, skipping insertion in model container [2019-11-26 16:32:43,790 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:43" (1/1) ... [2019-11-26 16:32:43,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:32:43,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:32:44,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:44,649 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:32:44,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:44,841 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:32:44,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:44 WrapperNode [2019-11-26 16:32:44,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:44,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:44,846 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:32:44,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:32:44,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:44" (1/1) ... [2019-11-26 16:32:44,893 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:44" (1/1) ... [2019-11-26 16:32:45,008 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:45,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:32:45,014 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:32:45,014 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:32:45,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:44" (1/1) ... [2019-11-26 16:32:45,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:44" (1/1) ... [2019-11-26 16:32:45,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:44" (1/1) ... [2019-11-26 16:32:45,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:44" (1/1) ... [2019-11-26 16:32:45,083 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:44" (1/1) ... [2019-11-26 16:32:45,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:44" (1/1) ... [2019-11-26 16:32:45,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:44" (1/1) ... [2019-11-26 16:32:45,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:32:45,151 INFO L168 Benchmark]: Toolchain (without parser) took 1381.81 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 984.3 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:45,153 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. [2019-11-26 16:32:45,157 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1079.28 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:45,158 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.45 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. [2019-11-26 16:32:45,161 INFO L168 Benchmark]: Boogie Preprocessor took 129.58 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. [2019-11-26 16:32:45,171 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 1079.28 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 167.45 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 129.58 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 0.1.24-025d5a2 [2019-11-26 16:32:48,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:32:48,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:32:48,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:32:48,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:32:48,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:32:48,997 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:32:49,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:32:49,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:32:49,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:32:49,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:32:49,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:32:49,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:32:49,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:32:49,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:32:49,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:32:49,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:32:49,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:32:49,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:32:49,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:32:49,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:32:49,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:32:49,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:32:49,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:32:49,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:32:49,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:32:49,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:32:49,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:32:49,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:32:49,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:32:49,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:32:49,106 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:32:49,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:32:49,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:32:49,114 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:32:49,114 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:32:49,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:32:49,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:32:49,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:32:49,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:32:49,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:32:49,125 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:32:49,162 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:32:49,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:32:49,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:32:49,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:32:49,171 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:32:49,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:32:49,172 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:32:49,173 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:32:49,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:32:49,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:32:49,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:32:49,177 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:32:49,178 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:32:49,178 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:32:49,179 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:32:49,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:32:49,179 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:32:49,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:32:49,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:32:49,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:32:49,182 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:32:49,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:32:49,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:32:49,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:32:49,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:32:49,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:32:49,185 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:32:49,186 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:32:49,186 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:32:49,186 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:32:49,189 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 -> d33dcc608b21d2bdbfa0a947775d4e23b857cf07 [2019-11-26 16:32:49,789 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:32:49,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:32:49,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:32:49,826 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:32:49,829 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:32:49,831 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_2.cil-2.c [2019-11-26 16:32:49,992 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/746260b40/3127439b75554bf19dc01249c68abd84/FLAGfdae1b035 [2019-11-26 16:32:51,167 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:32:51,172 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_2.cil-2.c [2019-11-26 16:32:51,209 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/746260b40/3127439b75554bf19dc01249c68abd84/FLAGfdae1b035 [2019-11-26 16:32:51,247 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/746260b40/3127439b75554bf19dc01249c68abd84 [2019-11-26 16:32:51,253 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:32:51,259 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:32:51,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:51,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:32:51,271 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:32:51,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:51" (1/1) ... [2019-11-26 16:32:51,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cbcb891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:51, skipping insertion in model container [2019-11-26 16:32:51,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:51" (1/1) ... [2019-11-26 16:32:51,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:32:51,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:32:52,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:52,212 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:32:52,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:52,433 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:32:52,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:52 WrapperNode [2019-11-26 16:32:52,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:52,439 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:52,439 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:32:52,439 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:32:52,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:52" (1/1) ... [2019-11-26 16:32:52,496 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:52" (1/1) ... [2019-11-26 16:32:52,589 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:52,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:32:52,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:32:52,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:32:52,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:52" (1/1) ... [2019-11-26 16:32:52,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:52" (1/1) ... [2019-11-26 16:32:52,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:52" (1/1) ... [2019-11-26 16:32:52,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:52" (1/1) ... [2019-11-26 16:32:52,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:52" (1/1) ... [2019-11-26 16:32:52,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:52" (1/1) ... [2019-11-26 16:32:52,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:52" (1/1) ... [2019-11-26 16:32:52,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:32:52,709 INFO L168 Benchmark]: Toolchain (without parser) took 1448.75 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. [2019-11-26 16:32:52,710 INFO L168 Benchmark]: CDTParser took 2.80 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 16:32:52,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1173.96 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 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:52,716 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.07 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. [2019-11-26 16:32:52,719 INFO L168 Benchmark]: Boogie Preprocessor took 112.82 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. [2019-11-26 16:32:52,731 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.80 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 1173.96 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 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 151.07 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 112.82 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...