./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ssh-simplified/s3_clnt_1.cil-1.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_1.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 a8546eefa2f2d2c21cb36b9121195492b8a27fd6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_1.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 a8546eefa2f2d2c21cb36b9121195492b8a27fd6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:32:41,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:32:41,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:32:41,425 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:32:41,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:32:41,432 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:32:41,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:32:41,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:32:41,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:32:41,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:32:41,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:32:41,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:32:41,476 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:32:41,482 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:32:41,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:32:41,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:32:41,492 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:32:41,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:32:41,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:32:41,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:32:41,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:32:41,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:32:41,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:32:41,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:32:41,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:32:41,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:32:41,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:32:41,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:32:41,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:32:41,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:32:41,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:32:41,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:32:41,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:32:41,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:32:41,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:32:41,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:32:41,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:32:41,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:32:41,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:32:41,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:32:41,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:32:41,571 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:32:41,624 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:32:41,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:32:41,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:32:41,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:32:41,637 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:32:41,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:32:41,639 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:32:41,639 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:32:41,639 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:32:41,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:32:41,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:32:41,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:32:41,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:32:41,644 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:32:41,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:32:41,644 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:32:41,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:32:41,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:32:41,648 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:32:41,648 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:32:41,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:32:41,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:32:41,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:32:41,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:32:41,650 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:32:41,650 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:32:41,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:32:41,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:32:41,653 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 -> a8546eefa2f2d2c21cb36b9121195492b8a27fd6 [2019-11-26 16:32:42,176 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:32:42,205 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:32:42,213 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:32:42,216 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:32:42,219 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:32:42,221 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_1.cil-1.c [2019-11-26 16:32:42,371 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78e89a8a7/ac9ecd0a2e2349b5be703f57269e5924/FLAG44308881f [2019-11-26 16:32:43,459 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:32:43,465 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_1.cil-1.c [2019-11-26 16:32:43,497 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78e89a8a7/ac9ecd0a2e2349b5be703f57269e5924/FLAG44308881f [2019-11-26 16:32:43,550 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78e89a8a7/ac9ecd0a2e2349b5be703f57269e5924 [2019-11-26 16:32:43,558 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:32:43,561 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:32:43,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:43,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:32:43,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:32:43,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:43" (1/1) ... [2019-11-26 16:32:43,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@668d757e 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 16:32:43,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:43" (1/1) ... [2019-11-26 16:32:43,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:32:43,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:32:44,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:44,321 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:32:44,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:44,597 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:32:44,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:44 WrapperNode [2019-11-26 16:32:44,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:44,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:44,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:32:44,608 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:32:44,618 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 16:32:44,643 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 16:32:44,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:44,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:32:44,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:32:44,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:32:44,776 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 16:32:44,777 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 16:32:44,787 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 16:32:44,788 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 16:32:44,817 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 16:32:44,846 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 16:32:44,850 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 16:32:44,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:32:44,879 INFO L168 Benchmark]: Toolchain (without parser) took 1303.85 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 983.9 MB in the end (delta: -22.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:44,881 INFO L168 Benchmark]: CDTParser took 0.29 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 16:32:44,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1029.76 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 991.0 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:44,889 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.12 ms. Allocated memory is still 1.0 GB. Free memory was 989.6 MB in the beginning and 983.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:44,890 INFO L168 Benchmark]: Boogie Preprocessor took 95.65 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:44,900 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 1029.76 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 991.0 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 158.12 ms. Allocated memory is still 1.0 GB. Free memory was 989.6 MB in the beginning and 983.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 95.65 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 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 16:32:48,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:32:48,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:32:48,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:32:48,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:32:48,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:32:48,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:32:48,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:32:48,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:32:48,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:32:48,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:32:48,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:32:48,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:32:48,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:32:48,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:32:48,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:32:48,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:32:48,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:32:48,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:32:48,766 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:32:48,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:32:48,777 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:32:48,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:32:48,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:32:48,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:32:48,795 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:32:48,795 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:32:48,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:32:48,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:32:48,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:32:48,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:32:48,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:32:48,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:32:48,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:32:48,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:32:48,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:32:48,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:32:48,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:32:48,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:32:48,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:32:48,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:32:48,821 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:32:48,861 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:32:48,863 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:32:48,867 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:32:48,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:32:48,869 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:32:48,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:32:48,870 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:32:48,871 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:32:48,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:32:48,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:32:48,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:32:48,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:32:48,877 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:32:48,877 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:32:48,878 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:32:48,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:32:48,878 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:32:48,882 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:32:48,882 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:32:48,883 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:32:48,883 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:32:48,883 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:32:48,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:32:48,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:32:48,885 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:32:48,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:32:48,887 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:32:48,888 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:32:48,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:32:48,888 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:32:48,891 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 -> a8546eefa2f2d2c21cb36b9121195492b8a27fd6 [2019-11-26 16:32:49,423 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:32:49,454 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:32:49,458 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:32:49,466 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:32:49,467 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:32:49,468 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_1.cil-1.c [2019-11-26 16:32:49,622 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24f9d1bf4/2b97972029b547a1ba209daa7721b7e1/FLAG58d3243f2 [2019-11-26 16:32:50,778 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:32:50,779 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_1.cil-1.c [2019-11-26 16:32:50,810 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24f9d1bf4/2b97972029b547a1ba209daa7721b7e1/FLAG58d3243f2 [2019-11-26 16:32:50,843 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24f9d1bf4/2b97972029b547a1ba209daa7721b7e1 [2019-11-26 16:32:50,850 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:32:50,854 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:32:50,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:50,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:32:50,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:32:50,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:50" (1/1) ... [2019-11-26 16:32:50,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57c99d16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:50, skipping insertion in model container [2019-11-26 16:32:50,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:50" (1/1) ... [2019-11-26 16:32:50,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:32:51,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:32:51,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:51,775 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:32:51,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:51,991 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:32:51,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:51 WrapperNode [2019-11-26 16:32:51,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:51,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:52,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:32:52,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:32:52,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:51" (1/1) ... [2019-11-26 16:32:52,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:51" (1/1) ... [2019-11-26 16:32:52,164 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:52,166 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:32:52,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:32:52,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:32:52,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:51" (1/1) ... [2019-11-26 16:32:52,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:51" (1/1) ... [2019-11-26 16:32:52,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:51" (1/1) ... [2019-11-26 16:32:52,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:51" (1/1) ... [2019-11-26 16:32:52,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:51" (1/1) ... [2019-11-26 16:32:52,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:51" (1/1) ... [2019-11-26 16:32:52,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:51" (1/1) ... [2019-11-26 16:32:52,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:32:52,275 INFO L168 Benchmark]: Toolchain (without parser) took 1421.10 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 980.0 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:52,278 INFO L168 Benchmark]: CDTParser took 1.67 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 16:32:52,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1128.32 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 980.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:52,285 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.58 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 16:32:52,286 INFO L168 Benchmark]: Boogie Preprocessor took 104.41 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 16:32:52,299 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.67 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 1128.32 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 980.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 166.58 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 104.41 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...