./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 71a59a3596571aa79fb44a527a9b6a33b40c9acdae164ed96a4388ebcdf2e0df --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:28:43,846 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:28:43,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:28:43,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:28:43,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:28:43,896 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:28:43,897 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:28:43,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:28:43,900 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:28:43,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:28:43,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:28:43,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:28:43,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:28:43,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:28:43,905 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:28:43,906 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:28:43,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:28:43,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:28:43,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:28:43,910 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:28:43,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:28:43,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:28:43,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:28:43,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:28:43,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:28:43,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:28:43,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:28:43,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:28:43,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:28:43,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:28:43,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:28:43,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:28:43,922 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:28:43,922 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:28:43,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:28:43,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:28:43,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:28:43,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:28:43,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:28:43,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:28:43,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:28:43,928 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:28:43,954 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:28:43,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:28:43,955 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:28:43,956 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:28:43,957 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:28:43,957 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:28:43,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:28:43,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:28:43,957 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:28:43,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:28:43,959 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:28:43,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:28:43,959 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:28:43,959 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:28:43,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:28:43,959 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:28:43,960 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:28:43,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:28:43,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:28:43,960 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:28:43,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:28:43,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:28:43,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:28:43,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:28:43,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:28:43,961 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:28:43,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:28:43,962 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:28:43,962 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:28:43,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:28:43,962 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:28:43,962 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71a59a3596571aa79fb44a527a9b6a33b40c9acdae164ed96a4388ebcdf2e0df [2021-12-15 13:28:44,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:28:44,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:28:44,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:28:44,175 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:28:44,175 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:28:44,176 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i [2021-12-15 13:28:44,218 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24d1eebe0/bcf10a8f9e4f4121afbc97194d395945/FLAG203f24e6c [2021-12-15 13:28:44,788 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:28:44,788 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i [2021-12-15 13:28:44,824 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24d1eebe0/bcf10a8f9e4f4121afbc97194d395945/FLAG203f24e6c [2021-12-15 13:28:44,948 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24d1eebe0/bcf10a8f9e4f4121afbc97194d395945 [2021-12-15 13:28:44,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:28:44,952 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:28:44,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:28:44,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:28:44,963 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:28:44,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:28:44" (1/1) ... [2021-12-15 13:28:44,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c74afe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:44, skipping insertion in model container [2021-12-15 13:28:44,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:28:44" (1/1) ... [2021-12-15 13:28:44,970 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:28:45,057 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:28:46,207 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311030,311043] [2021-12-15 13:28:46,209 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311196,311209] [2021-12-15 13:28:46,211 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311360,311373] [2021-12-15 13:28:46,211 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311525,311538] [2021-12-15 13:28:46,218 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:28:46,247 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:28:46,432 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311030,311043] [2021-12-15 13:28:46,433 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311196,311209] [2021-12-15 13:28:46,433 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311360,311373] [2021-12-15 13:28:46,434 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311525,311538] [2021-12-15 13:28:46,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:28:46,512 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:28:46,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:46 WrapperNode [2021-12-15 13:28:46,512 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:28:46,513 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:28:46,513 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:28:46,514 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:28:46,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:46" (1/1) ... [2021-12-15 13:28:46,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:46" (1/1) ... [2021-12-15 13:28:46,681 INFO L137 Inliner]: procedures = 289, calls = 1070, calls flagged for inlining = 163, calls inlined = 153, statements flattened = 3446 [2021-12-15 13:28:46,682 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:28:46,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:28:46,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:28:46,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:28:46,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:46" (1/1) ... [2021-12-15 13:28:46,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:46" (1/1) ... [2021-12-15 13:28:46,705 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:46" (1/1) ... [2021-12-15 13:28:46,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:46" (1/1) ... [2021-12-15 13:28:46,777 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:46" (1/1) ... [2021-12-15 13:28:46,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:46" (1/1) ... [2021-12-15 13:28:46,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:46" (1/1) ... [2021-12-15 13:28:46,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:28:46,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:28:46,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:28:46,863 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:28:46,865 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:46" (1/1) ... [2021-12-15 13:28:46,870 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:28:46,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:28:46,912 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:28:46,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:28:46,997 INFO L130 BoogieDeclarations]: Found specification of procedure show_enabled [2021-12-15 13:28:46,997 INFO L138 BoogieDeclarations]: Found implementation of procedure show_enabled [2021-12-15 13:28:46,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdevice_notifier [2021-12-15 13:28:46,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdevice_notifier [2021-12-15 13:28:46,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:28:46,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:28:46,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:28:46,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:28:46,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:28:46,998 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:28:46,999 INFO L130 BoogieDeclarations]: Found specification of procedure show_local_mac [2021-12-15 13:28:46,999 INFO L138 BoogieDeclarations]: Found implementation of procedure show_local_mac [2021-12-15 13:28:46,999 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_put [2021-12-15 13:28:46,999 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_put [2021-12-15 13:28:46,999 INFO L130 BoogieDeclarations]: Found specification of procedure store_remote_ip [2021-12-15 13:28:46,999 INFO L138 BoogieDeclarations]: Found implementation of procedure store_remote_ip [2021-12-15 13:28:47,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:28:47,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:28:47,000 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-15 13:28:47,000 INFO L130 BoogieDeclarations]: Found specification of procedure show_dev_name [2021-12-15 13:28:47,000 INFO L138 BoogieDeclarations]: Found implementation of procedure show_dev_name [2021-12-15 13:28:47,000 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2021-12-15 13:28:47,000 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2021-12-15 13:28:47,000 INFO L130 BoogieDeclarations]: Found specification of procedure drop_netconsole_target [2021-12-15 13:28:47,000 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_netconsole_target [2021-12-15 13:28:47,001 INFO L130 BoogieDeclarations]: Found specification of procedure free_param_target [2021-12-15 13:28:47,001 INFO L138 BoogieDeclarations]: Found implementation of procedure free_param_target [2021-12-15 13:28:47,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:28:47,001 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:28:47,001 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_get [2021-12-15 13:28:47,001 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_get [2021-12-15 13:28:47,001 INFO L130 BoogieDeclarations]: Found specification of procedure store_remote_mac [2021-12-15 13:28:47,002 INFO L138 BoogieDeclarations]: Found implementation of procedure store_remote_mac [2021-12-15 13:28:47,002 INFO L130 BoogieDeclarations]: Found specification of procedure show_local_ip [2021-12-15 13:28:47,002 INFO L138 BoogieDeclarations]: Found implementation of procedure show_local_ip [2021-12-15 13:28:47,002 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:28:47,002 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:28:47,002 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-15 13:28:47,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-15 13:28:47,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_netconsole_target [2021-12-15 13:28:47,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_netconsole_target [2021-12-15 13:28:47,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:28:47,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:28:47,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-15 13:28:47,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-15 13:28:47,003 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-15 13:28:47,003 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-15 13:28:47,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:28:47,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:28:47,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-15 13:28:47,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-15 13:28:47,005 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:28:47,005 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:28:47,005 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_release [2021-12-15 13:28:47,006 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_release [2021-12-15 13:28:47,006 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_attr_show [2021-12-15 13:28:47,006 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_attr_show [2021-12-15 13:28:47,006 INFO L130 BoogieDeclarations]: Found specification of procedure make_netconsole_target [2021-12-15 13:28:47,006 INFO L138 BoogieDeclarations]: Found implementation of procedure make_netconsole_target [2021-12-15 13:28:47,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:28:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:28:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_cleanup [2021-12-15 13:28:47,007 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_cleanup [2021-12-15 13:28:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_setup [2021-12-15 13:28:47,007 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_setup [2021-12-15 13:28:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-15 13:28:47,008 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-15 13:28:47,008 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:28:47,008 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:28:47,008 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-15 13:28:47,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-15 13:28:47,008 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:28:47,008 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:28:47,008 INFO L130 BoogieDeclarations]: Found specification of procedure store_remote_port [2021-12-15 13:28:47,009 INFO L138 BoogieDeclarations]: Found implementation of procedure store_remote_port [2021-12-15 13:28:47,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-15 13:28:47,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-15 13:28:47,009 INFO L130 BoogieDeclarations]: Found specification of procedure strnchr [2021-12-15 13:28:47,009 INFO L138 BoogieDeclarations]: Found implementation of procedure strnchr [2021-12-15 13:28:47,009 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtou16 [2021-12-15 13:28:47,009 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtou16 [2021-12-15 13:28:47,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:28:47,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:28:47,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:28:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:28:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-15 13:28:47,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-15 13:28:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:28:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-15 13:28:47,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-15 13:28:47,011 INFO L130 BoogieDeclarations]: Found specification of procedure store_enabled [2021-12-15 13:28:47,011 INFO L138 BoogieDeclarations]: Found implementation of procedure store_enabled [2021-12-15 13:28:47,011 INFO L130 BoogieDeclarations]: Found specification of procedure show_remote_ip [2021-12-15 13:28:47,011 INFO L138 BoogieDeclarations]: Found implementation of procedure show_remote_ip [2021-12-15 13:28:47,012 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2021-12-15 13:28:47,012 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2021-12-15 13:28:47,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_cleanup_netconsole_14_2 [2021-12-15 13:28:47,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_cleanup_netconsole_14_2 [2021-12-15 13:28:47,012 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:28:47,012 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:28:47,012 INFO L130 BoogieDeclarations]: Found specification of procedure to_target [2021-12-15 13:28:47,012 INFO L138 BoogieDeclarations]: Found implementation of procedure to_target [2021-12-15 13:28:47,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-15 13:28:47,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-15 13:28:47,013 INFO L130 BoogieDeclarations]: Found specification of procedure config_item_put [2021-12-15 13:28:47,013 INFO L138 BoogieDeclarations]: Found implementation of procedure config_item_put [2021-12-15 13:28:47,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:28:47,013 INFO L130 BoogieDeclarations]: Found specification of procedure show_remote_mac [2021-12-15 13:28:47,013 INFO L138 BoogieDeclarations]: Found implementation of procedure show_remote_mac [2021-12-15 13:28:47,014 INFO L130 BoogieDeclarations]: Found specification of procedure in6_pton [2021-12-15 13:28:47,014 INFO L138 BoogieDeclarations]: Found implementation of procedure in6_pton [2021-12-15 13:28:47,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:28:47,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-15 13:28:47,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-15 13:28:47,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:28:47,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:28:47,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:28:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:28:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:28:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure store_local_ip [2021-12-15 13:28:47,018 INFO L138 BoogieDeclarations]: Found implementation of procedure store_local_ip [2021-12-15 13:28:47,019 INFO L130 BoogieDeclarations]: Found specification of procedure in_aton [2021-12-15 13:28:47,023 INFO L138 BoogieDeclarations]: Found implementation of procedure in_aton [2021-12-15 13:28:47,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-15 13:28:47,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-15 13:28:47,023 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-15 13:28:47,023 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-15 13:28:47,024 INFO L130 BoogieDeclarations]: Found specification of procedure store_dev_name [2021-12-15 13:28:47,024 INFO L138 BoogieDeclarations]: Found implementation of procedure store_dev_name [2021-12-15 13:28:47,024 INFO L130 BoogieDeclarations]: Found specification of procedure show_remote_port [2021-12-15 13:28:47,024 INFO L138 BoogieDeclarations]: Found implementation of procedure show_remote_port [2021-12-15 13:28:47,024 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_attr_store [2021-12-15 13:28:47,024 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_attr_store [2021-12-15 13:28:47,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:28:47,024 INFO L130 BoogieDeclarations]: Found specification of procedure store_local_port [2021-12-15 13:28:47,024 INFO L138 BoogieDeclarations]: Found implementation of procedure store_local_port [2021-12-15 13:28:47,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-15 13:28:47,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-15 13:28:47,025 INFO L130 BoogieDeclarations]: Found specification of procedure config_item_name [2021-12-15 13:28:47,025 INFO L138 BoogieDeclarations]: Found implementation of procedure config_item_name [2021-12-15 13:28:47,025 INFO L130 BoogieDeclarations]: Found specification of procedure show_local_port [2021-12-15 13:28:47,025 INFO L138 BoogieDeclarations]: Found implementation of procedure show_local_port [2021-12-15 13:28:47,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:28:47,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:28:47,629 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:28:47,631 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:28:47,679 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:28:47,682 INFO L158 Benchmark]: Toolchain (without parser) took 2729.67ms. Allocated memory was 88.1MB in the beginning and 146.8MB in the end (delta: 58.7MB). Free memory was 46.6MB in the beginning and 64.1MB in the end (delta: -17.5MB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. [2021-12-15 13:28:47,683 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 88.1MB. Free memory was 46.9MB in the beginning and 46.8MB in the end (delta: 34.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:28:47,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1559.74ms. Allocated memory was 88.1MB in the beginning and 146.8MB in the end (delta: 58.7MB). Free memory was 46.4MB in the beginning and 91.6MB in the end (delta: -45.2MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2021-12-15 13:28:47,683 INFO L158 Benchmark]: Boogie Procedure Inliner took 168.72ms. Allocated memory is still 146.8MB. Free memory was 91.6MB in the beginning and 73.4MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-15 13:28:47,684 INFO L158 Benchmark]: Boogie Preprocessor took 178.50ms. Allocated memory is still 146.8MB. Free memory was 73.4MB in the beginning and 74.7MB in the end (delta: -1.2MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2021-12-15 13:28:47,684 INFO L158 Benchmark]: RCFGBuilder took 819.02ms. Allocated memory is still 146.8MB. Free memory was 74.7MB in the beginning and 64.1MB in the end (delta: 10.6MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2021-12-15 13:28:47,686 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 88.1MB. Free memory was 46.9MB in the beginning and 46.8MB in the end (delta: 34.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1559.74ms. Allocated memory was 88.1MB in the beginning and 146.8MB in the end (delta: 58.7MB). Free memory was 46.4MB in the beginning and 91.6MB in the end (delta: -45.2MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 168.72ms. Allocated memory is still 146.8MB. Free memory was 91.6MB in the beginning and 73.4MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 178.50ms. Allocated memory is still 146.8MB. Free memory was 73.4MB in the beginning and 74.7MB in the end (delta: -1.2MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. * RCFGBuilder took 819.02ms. Allocated memory is still 146.8MB. Free memory was 74.7MB in the beginning and 64.1MB in the end (delta: 10.6MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:28:47,711 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 71a59a3596571aa79fb44a527a9b6a33b40c9acdae164ed96a4388ebcdf2e0df --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:28:49,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:28:49,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:28:49,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:28:49,792 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:28:49,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:28:49,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:28:49,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:28:49,804 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:28:49,806 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:28:49,808 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:28:49,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:28:49,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:28:49,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:28:49,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:28:49,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:28:49,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:28:49,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:28:49,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:28:49,826 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:28:49,829 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:28:49,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:28:49,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:28:49,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:28:49,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:28:49,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:28:49,833 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:28:49,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:28:49,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:28:49,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:28:49,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:28:49,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:28:49,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:28:49,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:28:49,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:28:49,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:28:49,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:28:49,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:28:49,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:28:49,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:28:49,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:28:49,842 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:28:49,872 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:28:49,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:28:49,873 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:28:49,873 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:28:49,874 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:28:49,874 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:28:49,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:28:49,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:28:49,875 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:28:49,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:28:49,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:28:49,877 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:28:49,877 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:28:49,877 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:28:49,877 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:28:49,877 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:28:49,877 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:28:49,877 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:28:49,878 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:28:49,878 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:28:49,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:28:49,884 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:28:49,884 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:28:49,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:28:49,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:28:49,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:28:49,884 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:28:49,885 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:28:49,885 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:28:49,885 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:28:49,885 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:28:49,885 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:28:49,886 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:28:49,886 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:28:49,886 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71a59a3596571aa79fb44a527a9b6a33b40c9acdae164ed96a4388ebcdf2e0df [2021-12-15 13:28:50,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:28:50,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:28:50,191 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:28:50,192 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:28:50,192 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:28:50,193 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i [2021-12-15 13:28:50,242 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcd9c03a2/c3ac775dc581488197e4270dab747ab3/FLAG3c442a8dd [2021-12-15 13:28:50,944 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:28:50,944 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i [2021-12-15 13:28:50,984 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcd9c03a2/c3ac775dc581488197e4270dab747ab3/FLAG3c442a8dd [2021-12-15 13:28:51,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcd9c03a2/c3ac775dc581488197e4270dab747ab3 [2021-12-15 13:28:51,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:28:51,286 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:28:51,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:28:51,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:28:51,289 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:28:51,290 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:28:51" (1/1) ... [2021-12-15 13:28:51,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@663fe347 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:51, skipping insertion in model container [2021-12-15 13:28:51,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:28:51" (1/1) ... [2021-12-15 13:28:51,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:28:51,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:28:52,827 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311030,311043] [2021-12-15 13:28:52,829 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311196,311209] [2021-12-15 13:28:52,830 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311360,311373] [2021-12-15 13:28:52,831 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311525,311538] [2021-12-15 13:28:52,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:28:52,870 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:28:52,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:28:53,084 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311030,311043] [2021-12-15 13:28:53,085 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311196,311209] [2021-12-15 13:28:53,085 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311360,311373] [2021-12-15 13:28:53,085 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311525,311538] [2021-12-15 13:28:53,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:28:53,111 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:28:53,282 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311030,311043] [2021-12-15 13:28:53,283 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311196,311209] [2021-12-15 13:28:53,283 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311360,311373] [2021-12-15 13:28:53,283 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311525,311538] [2021-12-15 13:28:53,285 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:28:53,337 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:28:53,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:53 WrapperNode [2021-12-15 13:28:53,338 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:28:53,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:28:53,339 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:28:53,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:28:53,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:53" (1/1) ... [2021-12-15 13:28:53,414 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:53" (1/1) ... [2021-12-15 13:28:53,529 INFO L137 Inliner]: procedures = 304, calls = 1070, calls flagged for inlining = 163, calls inlined = 153, statements flattened = 3335 [2021-12-15 13:28:53,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:28:53,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:28:53,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:28:53,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:28:53,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:53" (1/1) ... [2021-12-15 13:28:53,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:53" (1/1) ... [2021-12-15 13:28:53,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:53" (1/1) ... [2021-12-15 13:28:53,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:53" (1/1) ... [2021-12-15 13:28:53,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:53" (1/1) ... [2021-12-15 13:28:53,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:53" (1/1) ... [2021-12-15 13:28:53,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:53" (1/1) ... [2021-12-15 13:28:53,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:28:53,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:28:53,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:28:53,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:28:53,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:53" (1/1) ... [2021-12-15 13:28:53,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:28:53,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:28:53,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:28:53,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:28:53,859 INFO L130 BoogieDeclarations]: Found specification of procedure show_enabled [2021-12-15 13:28:53,860 INFO L138 BoogieDeclarations]: Found implementation of procedure show_enabled [2021-12-15 13:28:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdevice_notifier [2021-12-15 13:28:53,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdevice_notifier [2021-12-15 13:28:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:28:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:28:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:28:53,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:28:53,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:28:53,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:28:53,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:28:53,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:28:53,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:28:53,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:28:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure show_local_mac [2021-12-15 13:28:53,862 INFO L138 BoogieDeclarations]: Found implementation of procedure show_local_mac [2021-12-15 13:28:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_put [2021-12-15 13:28:53,862 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_put [2021-12-15 13:28:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure store_remote_ip [2021-12-15 13:28:53,862 INFO L138 BoogieDeclarations]: Found implementation of procedure store_remote_ip [2021-12-15 13:28:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:28:53,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:28:53,863 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-15 13:28:53,863 INFO L130 BoogieDeclarations]: Found specification of procedure show_dev_name [2021-12-15 13:28:53,863 INFO L138 BoogieDeclarations]: Found implementation of procedure show_dev_name [2021-12-15 13:28:53,863 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2021-12-15 13:28:53,864 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2021-12-15 13:28:53,864 INFO L130 BoogieDeclarations]: Found specification of procedure drop_netconsole_target [2021-12-15 13:28:53,864 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_netconsole_target [2021-12-15 13:28:53,864 INFO L130 BoogieDeclarations]: Found specification of procedure free_param_target [2021-12-15 13:28:53,864 INFO L138 BoogieDeclarations]: Found implementation of procedure free_param_target [2021-12-15 13:28:53,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:28:53,865 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:28:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_get [2021-12-15 13:28:53,865 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_get [2021-12-15 13:28:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure store_remote_mac [2021-12-15 13:28:53,865 INFO L138 BoogieDeclarations]: Found implementation of procedure store_remote_mac [2021-12-15 13:28:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure show_local_ip [2021-12-15 13:28:53,866 INFO L138 BoogieDeclarations]: Found implementation of procedure show_local_ip [2021-12-15 13:28:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:28:53,866 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:28:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-15 13:28:53,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-15 13:28:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_netconsole_target [2021-12-15 13:28:53,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_netconsole_target [2021-12-15 13:28:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:28:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:28:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-15 13:28:53,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-15 13:28:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-15 13:28:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-15 13:28:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:28:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:28:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-15 13:28:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-15 13:28:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:28:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:28:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_release [2021-12-15 13:28:53,870 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_release [2021-12-15 13:28:53,870 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_attr_show [2021-12-15 13:28:53,870 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_attr_show [2021-12-15 13:28:53,870 INFO L130 BoogieDeclarations]: Found specification of procedure make_netconsole_target [2021-12-15 13:28:53,871 INFO L138 BoogieDeclarations]: Found implementation of procedure make_netconsole_target [2021-12-15 13:28:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:28:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:28:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:28:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:28:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:28:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_cleanup [2021-12-15 13:28:53,872 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_cleanup [2021-12-15 13:28:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_setup [2021-12-15 13:28:53,872 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_setup [2021-12-15 13:28:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:28:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:28:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:28:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:28:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-15 13:28:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-15 13:28:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:28:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:28:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-15 13:28:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-15 13:28:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:28:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:28:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure store_remote_port [2021-12-15 13:28:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure store_remote_port [2021-12-15 13:28:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-15 13:28:53,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-15 13:28:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure strnchr [2021-12-15 13:28:53,875 INFO L138 BoogieDeclarations]: Found implementation of procedure strnchr [2021-12-15 13:28:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtou16 [2021-12-15 13:28:53,875 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtou16 [2021-12-15 13:28:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:28:53,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:28:53,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-15 13:28:53,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-15 13:28:53,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-15 13:28:53,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-15 13:28:53,876 INFO L130 BoogieDeclarations]: Found specification of procedure store_enabled [2021-12-15 13:28:53,876 INFO L138 BoogieDeclarations]: Found implementation of procedure store_enabled [2021-12-15 13:28:53,877 INFO L130 BoogieDeclarations]: Found specification of procedure show_remote_ip [2021-12-15 13:28:53,878 INFO L138 BoogieDeclarations]: Found implementation of procedure show_remote_ip [2021-12-15 13:28:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2021-12-15 13:28:53,880 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2021-12-15 13:28:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_cleanup_netconsole_14_2 [2021-12-15 13:28:53,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_cleanup_netconsole_14_2 [2021-12-15 13:28:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:28:53,881 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:28:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure to_target [2021-12-15 13:28:53,881 INFO L138 BoogieDeclarations]: Found implementation of procedure to_target [2021-12-15 13:28:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-15 13:28:53,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-15 13:28:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure config_item_put [2021-12-15 13:28:53,886 INFO L138 BoogieDeclarations]: Found implementation of procedure config_item_put [2021-12-15 13:28:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:28:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:28:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure show_remote_mac [2021-12-15 13:28:53,886 INFO L138 BoogieDeclarations]: Found implementation of procedure show_remote_mac [2021-12-15 13:28:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:28:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:28:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure in6_pton [2021-12-15 13:28:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure in6_pton [2021-12-15 13:28:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:28:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-15 13:28:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-15 13:28:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:28:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:28:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:28:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:28:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:28:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure store_local_ip [2021-12-15 13:28:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure store_local_ip [2021-12-15 13:28:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:28:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:28:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:28:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure in_aton [2021-12-15 13:28:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure in_aton [2021-12-15 13:28:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-15 13:28:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-15 13:28:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-15 13:28:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-15 13:28:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure store_dev_name [2021-12-15 13:28:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure store_dev_name [2021-12-15 13:28:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure show_remote_port [2021-12-15 13:28:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure show_remote_port [2021-12-15 13:28:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_attr_store [2021-12-15 13:28:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_attr_store [2021-12-15 13:28:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:28:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure store_local_port [2021-12-15 13:28:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure store_local_port [2021-12-15 13:28:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-15 13:28:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-15 13:28:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure config_item_name [2021-12-15 13:28:53,891 INFO L138 BoogieDeclarations]: Found implementation of procedure config_item_name [2021-12-15 13:28:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure show_local_port [2021-12-15 13:28:53,891 INFO L138 BoogieDeclarations]: Found implementation of procedure show_local_port [2021-12-15 13:28:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:28:53,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:28:54,549 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:28:54,551 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:28:54,632 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:28:54,635 INFO L158 Benchmark]: Toolchain (without parser) took 3349.13ms. Allocated memory was 62.9MB in the beginning and 276.8MB in the end (delta: 213.9MB). Free memory was 43.1MB in the beginning and 163.3MB in the end (delta: -120.1MB). Peak memory consumption was 97.1MB. Max. memory is 16.1GB. [2021-12-15 13:28:54,636 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 48.2MB. Free memory was 30.7MB in the beginning and 30.6MB in the end (delta: 54.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:28:54,641 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2051.68ms. Allocated memory was 62.9MB in the beginning and 138.4MB in the end (delta: 75.5MB). Free memory was 42.9MB in the beginning and 53.8MB in the end (delta: -10.9MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2021-12-15 13:28:54,641 INFO L158 Benchmark]: Boogie Procedure Inliner took 190.83ms. Allocated memory is still 138.4MB. Free memory was 53.8MB in the beginning and 63.2MB in the end (delta: -9.4MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2021-12-15 13:28:54,642 INFO L158 Benchmark]: Boogie Preprocessor took 195.21ms. Allocated memory was 138.4MB in the beginning and 276.8MB in the end (delta: 138.4MB). Free memory was 63.2MB in the beginning and 198.9MB in the end (delta: -135.7MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2021-12-15 13:28:54,642 INFO L158 Benchmark]: RCFGBuilder took 907.95ms. Allocated memory is still 276.8MB. Free memory was 198.9MB in the beginning and 163.3MB in the end (delta: 35.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-12-15 13:28:54,644 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 48.2MB. Free memory was 30.7MB in the beginning and 30.6MB in the end (delta: 54.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2051.68ms. Allocated memory was 62.9MB in the beginning and 138.4MB in the end (delta: 75.5MB). Free memory was 42.9MB in the beginning and 53.8MB in the end (delta: -10.9MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 190.83ms. Allocated memory is still 138.4MB. Free memory was 53.8MB in the beginning and 63.2MB in the end (delta: -9.4MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 195.21ms. Allocated memory was 138.4MB in the beginning and 276.8MB in the end (delta: 138.4MB). Free memory was 63.2MB in the beginning and 198.9MB in the end (delta: -135.7MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. * RCFGBuilder took 907.95ms. Allocated memory is still 276.8MB. Free memory was 198.9MB in the beginning and 163.3MB in the end (delta: 35.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:28:54,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable