./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 509859d6 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 0.1.24-509859d [2019-11-27 15:41:27,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:41:27,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:41:27,425 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:41:27,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:41:27,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:41:27,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:41:27,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:41:27,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:41:27,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:41:27,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:41:27,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:41:27,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:41:27,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:41:27,488 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:41:27,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:41:27,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:41:27,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:41:27,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:41:27,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:41:27,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:41:27,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:41:27,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:41:27,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:41:27,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:41:27,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:41:27,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:41:27,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:41:27,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:41:27,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:41:27,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:41:27,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:41:27,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:41:27,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:41:27,561 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:41:27,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:41:27,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:41:27,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:41:27,567 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:41:27,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:41:27,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:41:27,573 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:41:27,616 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:41:27,619 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:41:27,626 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:41:27,626 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:41:27,626 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:41:27,627 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:41:27,627 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:41:27,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:41:27,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:41:27,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:41:27,632 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:41:27,632 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:41:27,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:41:27,633 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:41:27,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:41:27,634 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:41:27,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:41:27,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:41:27,638 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:41:27,638 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:41:27,638 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:41:27,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:41:27,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:41:27,639 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:41:27,639 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:41:27,640 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:41:27,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:41:27,640 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:41:27,640 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 [2019-11-27 15:41:28,178 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:41:28,209 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:41:28,215 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:41:28,221 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:41:28,224 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:41:28,225 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_1.cil-1.c [2019-11-27 15:41:28,378 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/173ab3eeb/77351dd3053642c0b713f77c0ed77ab9/FLAG277fe806c [2019-11-27 15:41:29,467 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:41:29,470 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_1.cil-1.c [2019-11-27 15:41:29,498 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/173ab3eeb/77351dd3053642c0b713f77c0ed77ab9/FLAG277fe806c [2019-11-27 15:41:29,550 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/173ab3eeb/77351dd3053642c0b713f77c0ed77ab9 [2019-11-27 15:41:29,555 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:41:29,558 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:41:29,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:29,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:41:29,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:41:29,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:29" (1/1) ... [2019-11-27 15:41:29,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5336134e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:29, skipping insertion in model container [2019-11-27 15:41:29,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:29" (1/1) ... [2019-11-27 15:41:29,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:41:29,717 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:41:30,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:30,418 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:41:30,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:30,635 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:41:30,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:30 WrapperNode [2019-11-27 15:41:30,637 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:30,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:30,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:41:30,645 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:41:30,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:30" (1/1) ... [2019-11-27 15:41:30,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:30" (1/1) ... [2019-11-27 15:41:30,785 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:30,785 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:41:30,786 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:41:30,786 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:41:30,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:30" (1/1) ... [2019-11-27 15:41:30,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:30" (1/1) ... [2019-11-27 15:41:30,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:30" (1/1) ... [2019-11-27 15:41:30,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:30" (1/1) ... [2019-11-27 15:41:30,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:30" (1/1) ... [2019-11-27 15:41:30,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:30" (1/1) ... [2019-11-27 15:41:30,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:30" (1/1) ... [2019-11-27 15:41:30,877 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:41:30,902 INFO L168 Benchmark]: Toolchain (without parser) took 1330.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.0 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:30,903 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:30,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1070.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.7 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:30,911 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.64 ms. Allocated memory is still 1.0 GB. Free memory was 989.7 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:30,915 INFO L168 Benchmark]: Boogie Preprocessor took 96.25 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:30,923 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1070.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.7 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 140.64 ms. Allocated memory is still 1.0 GB. Free memory was 989.7 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 96.25 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:41:34,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:41:34,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:41:34,714 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:41:34,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:41:34,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:41:34,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:41:34,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:41:34,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:41:34,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:41:34,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:41:34,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:41:34,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:41:34,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:41:34,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:41:34,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:41:34,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:41:34,785 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:41:34,791 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:41:34,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:41:34,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:41:34,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:41:34,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:41:34,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:41:34,825 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:41:34,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:41:34,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:41:34,832 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:41:34,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:41:34,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:41:34,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:41:34,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:41:34,839 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:41:34,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:41:34,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:41:34,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:41:34,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:41:34,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:41:34,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:41:34,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:41:34,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:41:34,856 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:41:34,893 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:41:34,895 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:41:34,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:41:34,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:41:34,901 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:41:34,901 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:41:34,901 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:41:34,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:41:34,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:41:34,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:41:34,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:41:34,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:41:34,906 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:41:34,907 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:41:34,907 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:41:34,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:41:34,909 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:41:34,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:41:34,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:41:34,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:41:34,911 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:41:34,911 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:41:34,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:41:34,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:41:34,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:41:34,914 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:41:34,914 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:41:34,916 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:41:34,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:41:34,916 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:41:34,918 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 [2019-11-27 15:41:35,557 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:41:35,586 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:41:35,589 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:41:35,594 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:41:35,597 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:41:35,599 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_clnt_1.cil-1.c [2019-11-27 15:41:35,752 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29c491d3b/55a0e60a12584f9aab79f2b8dc6be491/FLAG89d509b0f [2019-11-27 15:41:36,875 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:41:36,876 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_clnt_1.cil-1.c [2019-11-27 15:41:36,908 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29c491d3b/55a0e60a12584f9aab79f2b8dc6be491/FLAG89d509b0f [2019-11-27 15:41:36,952 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29c491d3b/55a0e60a12584f9aab79f2b8dc6be491 [2019-11-27 15:41:36,961 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:41:36,966 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:41:36,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:36,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:41:36,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:41:36,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:36" (1/1) ... [2019-11-27 15:41:36,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21baf589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:36, skipping insertion in model container [2019-11-27 15:41:36,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:36" (1/1) ... [2019-11-27 15:41:37,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:41:37,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:41:37,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:37,797 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:41:37,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:38,008 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:41:38,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:38 WrapperNode [2019-11-27 15:41:38,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:38,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:38,011 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:41:38,012 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:41:38,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:38" (1/1) ... [2019-11-27 15:41:38,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:38" (1/1) ... [2019-11-27 15:41:38,142 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:38,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:41:38,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:41:38,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:41:38,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:38" (1/1) ... [2019-11-27 15:41:38,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:38" (1/1) ... [2019-11-27 15:41:38,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:38" (1/1) ... [2019-11-27 15:41:38,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:38" (1/1) ... [2019-11-27 15:41:38,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:38" (1/1) ... [2019-11-27 15:41:38,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:38" (1/1) ... [2019-11-27 15:41:38,239 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:38" (1/1) ... [2019-11-27 15:41:38,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:41:38,267 INFO L168 Benchmark]: Toolchain (without parser) took 1294.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 980.0 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:38,270 INFO L168 Benchmark]: CDTParser took 1.84 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:38,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1040.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 980.0 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:38,275 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.56 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. [2019-11-27 15:41:38,280 INFO L168 Benchmark]: Boogie Preprocessor took 114.34 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. [2019-11-27 15:41:38,289 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.84 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1040.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 980.0 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 131.56 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 114.34 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...