./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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 64bit --witnessprinter.graph.data.programhash 718f726d7a6ead99d44c90df56151457cdb462bb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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 64bit --witnessprinter.graph.data.programhash 718f726d7a6ead99d44c90df56151457cdb462bb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:00:12,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:00:12,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:00:12,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:00:12,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:00:12,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:00:12,063 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:00:12,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:00:12,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:00:12,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:00:12,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:00:12,102 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:00:12,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:00:12,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:00:12,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:00:12,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:00:12,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:00:12,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:00:12,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:00:12,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:00:12,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:00:12,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:00:12,170 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:00:12,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:00:12,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:00:12,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:00:12,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:00:12,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:00:12,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:00:12,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:00:12,194 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:00:12,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:00:12,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:00:12,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:00:12,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:00:12,208 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:00:12,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:00:12,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:00:12,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:00:12,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:00:12,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:00:12,222 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-26 00:00:12,266 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:00:12,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:00:12,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:00:12,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:00:12,276 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:00:12,279 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:00:12,279 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:00:12,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:00:12,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 00:00:12,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:00:12,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 00:00:12,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 00:00:12,285 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:00:12,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 00:00:12,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:00:12,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:00:12,287 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:00:12,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:00:12,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:00:12,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:00:12,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:00:12,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 00:00:12,292 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:00:12,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:00:12,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 00:00:12,295 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:00:12,296 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 718f726d7a6ead99d44c90df56151457cdb462bb [2019-11-26 00:00:12,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:00:12,933 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:00:12,943 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:00:12,950 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:00:12,951 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:00:12,954 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2019-11-26 00:00:13,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5284401c4/88aabfc074a049639bf3e4711875a764/FLAGd7cdc319e [2019-11-26 00:00:15,003 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:00:15,010 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2019-11-26 00:00:15,130 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5284401c4/88aabfc074a049639bf3e4711875a764/FLAGd7cdc319e [2019-11-26 00:00:15,169 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5284401c4/88aabfc074a049639bf3e4711875a764 [2019-11-26 00:00:15,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:00:15,184 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 00:00:15,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:00:15,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:00:15,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:00:15,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:15" (1/1) ... [2019-11-26 00:00:15,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c123ca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:15, skipping insertion in model container [2019-11-26 00:00:15,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:15" (1/1) ... [2019-11-26 00:00:15,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:00:15,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:00:22,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:00:22,896 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:00:23,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:00:25,833 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:00:25,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:25 WrapperNode [2019-11-26 00:00:25,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:00:25,839 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 00:00:25,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 00:00:25,840 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 00:00:25,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:25" (1/1) ... [2019-11-26 00:00:26,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:25" (1/1) ... [2019-11-26 00:00:27,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 00:00:27,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:00:27,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:00:27,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:00:27,907 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:25" (1/1) ... [2019-11-26 00:00:27,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:25" (1/1) ... [2019-11-26 00:00:28,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:25" (1/1) ... [2019-11-26 00:00:28,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:25" (1/1) ... [2019-11-26 00:00:30,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:25" (1/1) ... [2019-11-26 00:00:30,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:25" (1/1) ... [2019-11-26 00:00:30,664 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:25" (1/1) ... [2019-11-26 00:00:31,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:00:31,018 INFO L168 Benchmark]: Toolchain (without parser) took 15825.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 739.2 MB in the end (delta: 205.3 MB). Peak memory consumption was 350.4 MB. Max. memory is 12.5 GB. [2019-11-26 00:00:31,020 INFO L168 Benchmark]: CDTParser took 0.64 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 00:00:31,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10649.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 885.0 MB in the end (delta: 59.5 MB). Peak memory consumption was 269.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:00:31,031 INFO L168 Benchmark]: Boogie Procedure Inliner took 2037.90 ms. Allocated memory is still 1.0 GB. Free memory was 885.0 MB in the beginning and 709.8 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.2 MB. Max. memory is 12.5 GB. [2019-11-26 00:00:31,040 INFO L168 Benchmark]: Boogie Preprocessor took 3128.19 ms. Allocated memory is still 1.0 GB. Free memory was 709.8 MB in the beginning and 739.2 MB in the end (delta: -29.4 MB). Peak memory consumption was 115.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:00:31,049 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 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 10649.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 885.0 MB in the end (delta: 59.5 MB). Peak memory consumption was 269.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2037.90 ms. Allocated memory is still 1.0 GB. Free memory was 885.0 MB in the beginning and 709.8 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3128.19 ms. Allocated memory is still 1.0 GB. Free memory was 709.8 MB in the beginning and 739.2 MB in the end (delta: -29.4 MB). Peak memory consumption was 115.7 MB. 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 [2019-11-26 00:00:35,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:00:35,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:00:35,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:00:35,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:00:35,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:00:35,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:00:35,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:00:35,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:00:35,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:00:35,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:00:35,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:00:35,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:00:35,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:00:35,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:00:35,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:00:35,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:00:35,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:00:35,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:00:35,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:00:35,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:00:35,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:00:35,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:00:35,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:00:35,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:00:35,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:00:35,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:00:35,560 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:00:35,564 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:00:35,565 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:00:35,565 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:00:35,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:00:35,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:00:35,570 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:00:35,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:00:35,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:00:35,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:00:35,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:00:35,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:00:35,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:00:35,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:00:35,583 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-26 00:00:35,613 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:00:35,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:00:35,618 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:00:35,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:00:35,619 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:00:35,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:00:35,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:00:35,622 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 00:00:35,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:00:35,623 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 00:00:35,624 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:00:35,624 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:00:35,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 00:00:35,625 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:00:35,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 00:00:35,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:00:35,627 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:00:35,627 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:00:35,627 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:00:35,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:00:35,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:00:35,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:00:35,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 00:00:35,630 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:00:35,630 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:00:35,630 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 00:00:35,632 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:00:35,632 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-26 00:00:35,632 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 718f726d7a6ead99d44c90df56151457cdb462bb [2019-11-26 00:00:36,230 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:00:36,260 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:00:36,267 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:00:36,270 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:00:36,274 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:00:36,275 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2019-11-26 00:00:36,432 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc3219aa1/41dd5da6b1d74504b81c1be0492b024a/FLAG22b3cacc8 [2019-11-26 00:00:38,458 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:00:38,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2019-11-26 00:00:38,582 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc3219aa1/41dd5da6b1d74504b81c1be0492b024a/FLAG22b3cacc8 [2019-11-26 00:00:38,623 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc3219aa1/41dd5da6b1d74504b81c1be0492b024a [2019-11-26 00:00:38,629 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:00:38,635 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 00:00:38,639 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:00:38,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:00:38,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:00:38,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:38" (1/1) ... [2019-11-26 00:00:38,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c123ca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:38, skipping insertion in model container [2019-11-26 00:00:38,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:38" (1/1) ... [2019-11-26 00:00:38,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:00:39,072 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:00:44,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:00:45,109 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:00:46,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:00:48,037 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:00:48,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:48 WrapperNode [2019-11-26 00:00:48,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:00:48,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 00:00:48,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 00:00:48,044 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 00:00:48,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:48" (1/1) ... [2019-11-26 00:00:48,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:48" (1/1) ... [2019-11-26 00:00:49,851 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 00:00:49,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:00:49,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:00:49,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:00:49,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:48" (1/1) ... [2019-11-26 00:00:49,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:48" (1/1) ... [2019-11-26 00:00:50,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:48" (1/1) ... [2019-11-26 00:00:50,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:48" (1/1) ... [2019-11-26 00:00:52,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:48" (1/1) ... [2019-11-26 00:00:52,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:48" (1/1) ... [2019-11-26 00:00:52,737 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:48" (1/1) ... [2019-11-26 00:00:53,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:00:53,125 INFO L168 Benchmark]: Toolchain (without parser) took 14485.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.2 MB in the end (delta: 228.3 MB). Peak memory consumption was 338.6 MB. Max. memory is 12.5 GB. [2019-11-26 00:00:53,139 INFO L168 Benchmark]: CDTParser took 0.32 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 00:00:53,140 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9401.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 849.3 MB in the end (delta: 95.2 MB). Peak memory consumption was 270.6 MB. Max. memory is 12.5 GB. [2019-11-26 00:00:53,141 INFO L168 Benchmark]: Boogie Procedure Inliner took 1811.67 ms. Allocated memory is still 1.0 GB. Free memory was 849.3 MB in the beginning and 689.7 MB in the end (delta: 159.6 MB). Peak memory consumption was 159.6 MB. Max. memory is 12.5 GB. [2019-11-26 00:00:53,147 INFO L168 Benchmark]: Boogie Preprocessor took 3260.72 ms. Allocated memory is still 1.0 GB. Free memory was 689.7 MB in the beginning and 716.2 MB in the end (delta: -26.4 MB). Peak memory consumption was 83.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:00:53,156 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 9401.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 849.3 MB in the end (delta: 95.2 MB). Peak memory consumption was 270.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1811.67 ms. Allocated memory is still 1.0 GB. Free memory was 849.3 MB in the beginning and 689.7 MB in the end (delta: 159.6 MB). Peak memory consumption was 159.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3260.72 ms. Allocated memory is still 1.0 GB. Free memory was 689.7 MB in the beginning and 716.2 MB in the end (delta: -26.4 MB). Peak memory consumption was 83.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...