./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ssh-simplified/s3_clnt_2.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c975132a42ade0be49f862cbbc74e280d19d26e6 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c975132a42ade0be49f862cbbc74e280d19d26e6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:38:31,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:38:31,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:38:31,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:38:31,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:38:31,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:38:31,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:38:31,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:38:31,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:38:31,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:38:31,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:38:31,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:38:32,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:38:32,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:38:32,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:38:32,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:38:32,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:38:32,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:38:32,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:38:32,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:38:32,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:38:32,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:38:32,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:38:32,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:38:32,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:38:32,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:38:32,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:38:32,074 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:38:32,075 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:38:32,076 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:38:32,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:38:32,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:38:32,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:38:32,086 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:38:32,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:38:32,089 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:38:32,091 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:38:32,092 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:38:32,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:38:32,097 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:38:32,099 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:38:32,102 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:38:32,140 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:38:32,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:38:32,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:38:32,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:38:32,149 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:38:32,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:38:32,152 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:38:32,152 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:38:32,152 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:38:32,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:38:32,154 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:38:32,154 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:38:32,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:38:32,157 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:38:32,158 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:38:32,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:38:32,158 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:38:32,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:38:32,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:38:32,159 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:38:32,161 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:38:32,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:38:32,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:38:32,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:38:32,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:38:32,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:38:32,163 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:38:32,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:38:32,165 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:38:32,165 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 -> c975132a42ade0be49f862cbbc74e280d19d26e6 [2019-11-24 20:38:32,694 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:38:32,725 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:38:32,735 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:38:32,739 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:38:32,740 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:38:32,741 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_2.cil-1.c [2019-11-24 20:38:32,894 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2f0b2c2c/ee055efd120b448b8485ab151ba20dfc/FLAG5c548ce43 [2019-11-24 20:38:33,978 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:38:33,980 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_2.cil-1.c [2019-11-24 20:38:34,013 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2f0b2c2c/ee055efd120b448b8485ab151ba20dfc/FLAG5c548ce43 [2019-11-24 20:38:34,052 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2f0b2c2c/ee055efd120b448b8485ab151ba20dfc [2019-11-24 20:38:34,060 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:38:34,066 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:38:34,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:34,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:38:34,077 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:38:34,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:34" (1/1) ... [2019-11-24 20:38:34,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57cbf806 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:34, skipping insertion in model container [2019-11-24 20:38:34,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:34" (1/1) ... [2019-11-24 20:38:34,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:38:34,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:38:34,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:34,850 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:38:35,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:35,152 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:38:35,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:35 WrapperNode [2019-11-24 20:38:35,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:35,170 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:35,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:38:35,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:38:35,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:35" (1/1) ... [2019-11-24 20:38:35,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:35" (1/1) ... [2019-11-24 20:38:35,342 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:35,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:38:35,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:38:35,350 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:38:35,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:35" (1/1) ... [2019-11-24 20:38:35,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:35" (1/1) ... [2019-11-24 20:38:35,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:35" (1/1) ... [2019-11-24 20:38:35,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:35" (1/1) ... [2019-11-24 20:38:35,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:35" (1/1) ... [2019-11-24 20:38:35,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:35" (1/1) ... [2019-11-24 20:38:35,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:35" (1/1) ... [2019-11-24 20:38:35,453 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:38:35,464 INFO L168 Benchmark]: Toolchain (without parser) took 1389.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.4 MB in the end (delta: -17.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:35,467 INFO L168 Benchmark]: CDTParser took 3.57 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:35,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1092.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:35,488 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.76 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 985.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:35,488 INFO L168 Benchmark]: Boogie Preprocessor took 106.57 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:35,497 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.57 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1092.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 176.76 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 985.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 106.57 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 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 0.1.24-32f2683 [2019-11-24 20:38:39,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:38:39,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:38:39,479 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:38:39,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:38:39,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:38:39,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:38:39,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:38:39,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:38:39,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:38:39,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:38:39,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:38:39,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:38:39,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:38:39,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:38:39,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:38:39,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:38:39,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:38:39,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:38:39,561 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:38:39,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:38:39,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:38:39,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:38:39,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:38:39,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:38:39,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:38:39,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:38:39,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:38:39,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:38:39,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:38:39,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:38:39,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:38:39,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:38:39,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:38:39,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:38:39,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:38:39,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:38:39,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:38:39,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:38:39,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:38:39,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:38:39,619 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:38:39,656 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:38:39,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:38:39,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:38:39,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:38:39,662 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:38:39,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:38:39,664 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:38:39,664 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:38:39,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:38:39,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:38:39,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:38:39,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:38:39,669 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:38:39,670 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:38:39,670 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:38:39,670 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:38:39,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:38:39,673 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:38:39,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:38:39,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:38:39,674 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:38:39,674 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:38:39,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:38:39,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:38:39,675 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:38:39,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:38:39,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:38:39,678 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:38:39,679 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:38:39,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:38:39,680 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:38:39,681 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c975132a42ade0be49f862cbbc74e280d19d26e6 [2019-11-24 20:38:40,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:38:40,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:38:40,258 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:38:40,261 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:38:40,266 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:38:40,267 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_2.cil-1.c [2019-11-24 20:38:40,421 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/398239258/da44adca1e874b2badbe9845b6edd0fa/FLAGf31b84b67 [2019-11-24 20:38:41,513 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:38:41,515 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_2.cil-1.c [2019-11-24 20:38:41,547 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/398239258/da44adca1e874b2badbe9845b6edd0fa/FLAGf31b84b67 [2019-11-24 20:38:42,074 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/398239258/da44adca1e874b2badbe9845b6edd0fa [2019-11-24 20:38:42,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:38:42,086 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:38:42,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:42,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:38:42,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:38:42,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:42" (1/1) ... [2019-11-24 20:38:42,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57cbf806 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:42, skipping insertion in model container [2019-11-24 20:38:42,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:42" (1/1) ... [2019-11-24 20:38:42,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:38:42,234 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:38:42,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:42,986 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:38:43,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:43,201 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:38:43,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:43 WrapperNode [2019-11-24 20:38:43,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:43,205 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:43,205 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:38:43,207 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:38:43,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:43" (1/1) ... [2019-11-24 20:38:43,256 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:43" (1/1) ... [2019-11-24 20:38:43,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:43,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:38:43,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:38:43,361 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:38:43,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:43" (1/1) ... [2019-11-24 20:38:43,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:43" (1/1) ... [2019-11-24 20:38:43,405 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:43" (1/1) ... [2019-11-24 20:38:43,409 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:43" (1/1) ... [2019-11-24 20:38:43,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:43" (1/1) ... [2019-11-24 20:38:43,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:43" (1/1) ... [2019-11-24 20:38:43,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:43" (1/1) ... [2019-11-24 20:38:43,488 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:38:43,498 INFO L168 Benchmark]: Toolchain (without parser) took 1412.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.7 MB in the end (delta: -18.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:43,502 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-24 20:38:43,504 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1112.78 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 985.5 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:43,507 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.78 ms. Allocated memory is still 1.0 GB. Free memory was 985.5 MB in the beginning and 979.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:43,511 INFO L168 Benchmark]: Boogie Preprocessor took 134.82 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. [2019-11-24 20:38:43,521 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1112.78 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 985.5 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 154.78 ms. Allocated memory is still 1.0 GB. Free memory was 985.5 MB in the beginning and 979.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 134.82 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...