./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ssh-simplified/s3_srvr_14.cil.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_srvr_14.cil.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 f0194e72737fa00e9def2494335d4249cbea0bcd .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_srvr_14.cil.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 f0194e72737fa00e9def2494335d4249cbea0bcd ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:38:33,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:38:33,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:38:33,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:38:33,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:38:33,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:38:33,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:38:33,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:38:33,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:38:33,538 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:38:33,540 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:38:33,543 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:38:33,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:38:33,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:38:33,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:38:33,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:38:33,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:38:33,559 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:38:33,567 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:38:33,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:38:33,579 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:38:33,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:38:33,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:38:33,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:38:33,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:38:33,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:38:33,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:38:33,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:38:33,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:38:33,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:38:33,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:38:33,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:38:33,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:38:33,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:38:33,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:38:33,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:38:33,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:38:33,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:38:33,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:38:33,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:38:33,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:38:33,621 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:38:33,663 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:38:33,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:38:33,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:38:33,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:38:33,674 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:38:33,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:38:33,674 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:38:33,674 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:38:33,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:38:33,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:38:33,676 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:38:33,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:38:33,676 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:38:33,678 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:38:33,678 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:38:33,678 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:38:33,678 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:38:33,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:38:33,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:38:33,681 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:38:33,681 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:38:33,681 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:38:33,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:38:33,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:38:33,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:38:33,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:38:33,682 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:38:33,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:38:33,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:38:33,684 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 -> f0194e72737fa00e9def2494335d4249cbea0bcd [2019-11-24 20:38:34,143 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:38:34,161 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:38:34,168 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:38:34,170 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:38:34,172 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:38:34,173 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_14.cil.c [2019-11-24 20:38:34,277 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/849c33d72/5620ba99854341d6a9aa5d953cdfda11/FLAG3b46c8074 [2019-11-24 20:38:35,057 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:38:35,060 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_14.cil.c [2019-11-24 20:38:35,084 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/849c33d72/5620ba99854341d6a9aa5d953cdfda11/FLAG3b46c8074 [2019-11-24 20:38:35,305 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/849c33d72/5620ba99854341d6a9aa5d953cdfda11 [2019-11-24 20:38:35,314 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:38:35,317 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:38:35,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:35,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:38:35,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:38:35,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:35" (1/1) ... [2019-11-24 20:38:35,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ba7315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:35, skipping insertion in model container [2019-11-24 20:38:35,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:35" (1/1) ... [2019-11-24 20:38:35,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:38:35,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:38:35,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:35,943 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:38:36,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:36,095 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:38:36,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:36 WrapperNode [2019-11-24 20:38:36,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:36,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:36,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:38:36,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:38:36,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:36" (1/1) ... [2019-11-24 20:38:36,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:36" (1/1) ... [2019-11-24 20:38:36,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:36,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:38:36,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:38:36,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:38:36,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:36" (1/1) ... [2019-11-24 20:38:36,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:36" (1/1) ... [2019-11-24 20:38:36,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:36" (1/1) ... [2019-11-24 20:38:36,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:36" (1/1) ... [2019-11-24 20:38:36,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:36" (1/1) ... [2019-11-24 20:38:36,255 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:36" (1/1) ... [2019-11-24 20:38:36,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:36" (1/1) ... [2019-11-24 20:38:36,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:38:36,287 INFO L168 Benchmark]: Toolchain (without parser) took 951.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 983.8 MB in the end (delta: -23.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:36,289 INFO L168 Benchmark]: CDTParser took 0.56 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 20:38:36,291 INFO L168 Benchmark]: CACSL2BoogieTranslator took 775.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.5 MB in the end (delta: -29.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:36,293 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.58 ms. Allocated memory is still 1.0 GB. Free memory was 989.5 MB in the beginning and 983.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:36,295 INFO L168 Benchmark]: Boogie Preprocessor took 64.75 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:36,304 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 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 775.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.5 MB in the end (delta: -29.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 99.58 ms. Allocated memory is still 1.0 GB. Free memory was 989.5 MB in the beginning and 983.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 64.75 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 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 20:38:38,975 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:38:38,980 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:38:39,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:38:39,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:38:39,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:38:39,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:38:39,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:38:39,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:38:39,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:38:39,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:38:39,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:38:39,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:38:39,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:38:39,046 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:38:39,047 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:38:39,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:38:39,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:38:39,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:38:39,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:38:39,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:38:39,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:38:39,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:38:39,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:38:39,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:38:39,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:38:39,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:38:39,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:38:39,082 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:38:39,083 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:38:39,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:38:39,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:38:39,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:38:39,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:38:39,090 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:38:39,090 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:38:39,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:38:39,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:38:39,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:38:39,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:38:39,100 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:38:39,101 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:38:39,130 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:38:39,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:38:39,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:38:39,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:38:39,136 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:38:39,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:38:39,136 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:38:39,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:38:39,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:38:39,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:38:39,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:38:39,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:38:39,138 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:38:39,139 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:38:39,139 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:38:39,141 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:38:39,141 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:38:39,141 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:38:39,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:38:39,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:38:39,142 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:38:39,142 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:38:39,142 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:38:39,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:38:39,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:38:39,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:38:39,144 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:38:39,144 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:38:39,144 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:38:39,144 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:38:39,148 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:38:39,148 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 -> f0194e72737fa00e9def2494335d4249cbea0bcd [2019-11-24 20:38:39,620 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:38:39,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:38:39,641 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:38:39,646 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:38:39,647 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:38:39,648 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_14.cil.c [2019-11-24 20:38:39,738 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4794d1f85/4f91836deffa4470b8a44a95df8f72c3/FLAGb36d09ca9 [2019-11-24 20:38:40,488 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:38:40,492 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_14.cil.c [2019-11-24 20:38:40,515 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4794d1f85/4f91836deffa4470b8a44a95df8f72c3/FLAGb36d09ca9 [2019-11-24 20:38:40,761 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4794d1f85/4f91836deffa4470b8a44a95df8f72c3 [2019-11-24 20:38:40,767 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:38:40,772 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:38:40,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:40,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:38:40,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:38:40,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:40" (1/1) ... [2019-11-24 20:38:40,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7db1c4d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:40, skipping insertion in model container [2019-11-24 20:38:40,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:40" (1/1) ... [2019-11-24 20:38:40,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:38:40,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:38:41,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:41,406 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:38:41,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:41,544 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:38:41,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:41 WrapperNode [2019-11-24 20:38:41,545 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:41,546 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:41,546 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:38:41,547 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:38:41,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:41" (1/1) ... [2019-11-24 20:38:41,582 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:41" (1/1) ... [2019-11-24 20:38:41,646 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:41,647 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:38:41,647 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:38:41,647 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:38:41,655 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:41" (1/1) ... [2019-11-24 20:38:41,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:41" (1/1) ... [2019-11-24 20:38:41,669 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:41" (1/1) ... [2019-11-24 20:38:41,670 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:41" (1/1) ... [2019-11-24 20:38:41,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:41" (1/1) ... [2019-11-24 20:38:41,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:41" (1/1) ... [2019-11-24 20:38:41,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:41" (1/1) ... [2019-11-24 20:38:41,741 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:38:41,744 INFO L168 Benchmark]: Toolchain (without parser) took 974.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:41,749 INFO L168 Benchmark]: CDTParser took 0.21 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 20:38:41,751 INFO L168 Benchmark]: CACSL2BoogieTranslator took 771.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.3 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:41,752 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.96 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. [2019-11-24 20:38:41,753 INFO L168 Benchmark]: Boogie Preprocessor took 94.89 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:41,762 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 771.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.3 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 100.96 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 94.89 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...