./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ssh-simplified/s3_srvr_3.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_3.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 04e0282fb07d3e422f01aa279aee523182698ba7 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_3.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 04e0282fb07d3e422f01aa279aee523182698ba7 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:24:41,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:24:41,614 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:24:41,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:24:41,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:24:41,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:24:41,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:24:41,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:24:41,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:24:41,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:24:41,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:24:41,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:24:41,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:24:41,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:24:41,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:24:41,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:24:41,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:24:41,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:24:41,690 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:24:41,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:24:41,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:24:41,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:24:41,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:24:41,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:24:41,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:24:41,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:24:41,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:24:41,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:24:41,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:24:41,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:24:41,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:24:41,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:24:41,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:24:41,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:24:41,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:24:41,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:24:41,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:24:41,743 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:24:41,743 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:24:41,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:24:41,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:24:41,747 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:24:41,781 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:24:41,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:24:41,786 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:24:41,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:24:41,786 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:24:41,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:24:41,787 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:24:41,787 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:24:41,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:24:41,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:24:41,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:24:41,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:24:41,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:24:41,792 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:24:41,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:24:41,792 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:24:41,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:24:41,793 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:24:41,793 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:24:41,793 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:24:41,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:24:41,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:24:41,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:24:41,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:24:41,795 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:24:41,795 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:24:41,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:24:41,798 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:24:41,798 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 -> 04e0282fb07d3e422f01aa279aee523182698ba7 [2019-11-25 22:24:42,258 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:24:42,275 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:24:42,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:24:42,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:24:42,287 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:24:42,288 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_3.cil.c [2019-11-25 22:24:42,394 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61c14b0cc/cd3249a719fa46038ac75ba0666da6b1/FLAG100c03a84 [2019-11-25 22:24:43,170 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:24:43,174 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_3.cil.c [2019-11-25 22:24:43,196 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61c14b0cc/cd3249a719fa46038ac75ba0666da6b1/FLAG100c03a84 [2019-11-25 22:24:43,421 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61c14b0cc/cd3249a719fa46038ac75ba0666da6b1 [2019-11-25 22:24:43,429 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:24:43,433 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:24:43,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:43,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:24:43,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:24:43,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:43" (1/1) ... [2019-11-25 22:24:43,452 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 25.11 10:24:43, skipping insertion in model container [2019-11-25 22:24:43,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:43" (1/1) ... [2019-11-25 22:24:43,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:24:43,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:24:44,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:44,099 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:24:44,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:44,257 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:24:44,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:44 WrapperNode [2019-11-25 22:24:44,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:44,261 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:44,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:24:44,265 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:24:44,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:44" (1/1) ... [2019-11-25 22:24:44,303 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:44" (1/1) ... [2019-11-25 22:24:44,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:44,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:24:44,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:24:44,391 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:24:44,403 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:44" (1/1) ... [2019-11-25 22:24:44,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:44" (1/1) ... [2019-11-25 22:24:44,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:44" (1/1) ... [2019-11-25 22:24:44,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:44" (1/1) ... [2019-11-25 22:24:44,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:44" (1/1) ... [2019-11-25 22:24:44,450 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:44" (1/1) ... [2019-11-25 22:24:44,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:44" (1/1) ... [2019-11-25 22:24:44,462 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:24:44,480 INFO L168 Benchmark]: Toolchain (without parser) took 1032.45 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 985.3 MB in the end (delta: -25.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:24:44,481 INFO L168 Benchmark]: CDTParser took 0.24 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. [2019-11-25 22:24:44,482 INFO L168 Benchmark]: CACSL2BoogieTranslator took 825.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.0 MB in the end (delta: -30.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:44,486 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.02 ms. Allocated memory is still 1.0 GB. Free memory was 991.0 MB in the beginning and 985.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:44,487 INFO L168 Benchmark]: Boogie Preprocessor took 72.53 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:24:44,494 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 825.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.0 MB in the end (delta: -30.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 128.02 ms. Allocated memory is still 1.0 GB. Free memory was 991.0 MB in the beginning and 985.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.53 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:24:47,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:24:47,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:24:47,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:24:47,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:24:47,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:24:47,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:24:47,326 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:24:47,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:24:47,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:24:47,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:24:47,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:24:47,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:24:47,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:24:47,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:24:47,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:24:47,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:24:47,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:24:47,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:24:47,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:24:47,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:24:47,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:24:47,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:24:47,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:24:47,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:24:47,384 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:24:47,385 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:24:47,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:24:47,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:24:47,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:24:47,390 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:24:47,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:24:47,392 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:24:47,395 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:24:47,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:24:47,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:24:47,401 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:24:47,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:24:47,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:24:47,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:24:47,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:24:47,404 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:24:47,433 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:24:47,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:24:47,439 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:24:47,439 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:24:47,439 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:24:47,440 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:24:47,440 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:24:47,440 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:24:47,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:24:47,440 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:24:47,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:24:47,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:24:47,442 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:24:47,442 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:24:47,442 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:24:47,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:24:47,445 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:24:47,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:24:47,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:24:47,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:24:47,446 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:24:47,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:24:47,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:24:47,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:24:47,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:24:47,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:24:47,447 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:24:47,450 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:24:47,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:24:47,450 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:24:47,451 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 -> 04e0282fb07d3e422f01aa279aee523182698ba7 [2019-11-25 22:24:47,883 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:24:47,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:24:47,911 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:24:47,914 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:24:47,916 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:24:47,917 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_3.cil.c [2019-11-25 22:24:48,028 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48678bde6/1af4bcfb284d4f29b92f4eeb32ac6e8a/FLAGd2209c29e [2019-11-25 22:24:48,841 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:24:48,842 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_3.cil.c [2019-11-25 22:24:48,870 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48678bde6/1af4bcfb284d4f29b92f4eeb32ac6e8a/FLAGd2209c29e [2019-11-25 22:24:49,090 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48678bde6/1af4bcfb284d4f29b92f4eeb32ac6e8a [2019-11-25 22:24:49,097 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:24:49,101 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:24:49,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:49,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:24:49,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:24:49,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:49" (1/1) ... [2019-11-25 22:24:49,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62a61c09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:49, skipping insertion in model container [2019-11-25 22:24:49,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:49" (1/1) ... [2019-11-25 22:24:49,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:24:49,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:24:49,732 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:49,737 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:24:49,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:49,888 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:24:49,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:49 WrapperNode [2019-11-25 22:24:49,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:49,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:49,891 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:24:49,891 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:24:49,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:49" (1/1) ... [2019-11-25 22:24:49,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:49" (1/1) ... [2019-11-25 22:24:50,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:50,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:24:50,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:24:50,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:24:50,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:49" (1/1) ... [2019-11-25 22:24:50,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:49" (1/1) ... [2019-11-25 22:24:50,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:49" (1/1) ... [2019-11-25 22:24:50,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:49" (1/1) ... [2019-11-25 22:24:50,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:49" (1/1) ... [2019-11-25 22:24:50,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:49" (1/1) ... [2019-11-25 22:24:50,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:49" (1/1) ... [2019-11-25 22:24:50,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:24:50,112 INFO L168 Benchmark]: Toolchain (without parser) took 998.72 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 985.5 MB in the end (delta: -25.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:24:50,115 INFO L168 Benchmark]: CDTParser took 1.60 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. [2019-11-25 22:24:50,117 INFO L168 Benchmark]: CACSL2BoogieTranslator took 785.44 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 985.5 MB in the end (delta: -25.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:50,119 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.60 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:24:50,120 INFO L168 Benchmark]: Boogie Preprocessor took 93.93 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:24:50,131 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60 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 785.44 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 985.5 MB in the end (delta: -25.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 111.60 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 93.93 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 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...