./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--rcu--rcutorture.ko-entry_point.cil.out.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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--rcu--rcutorture.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c03ff0e1d4e2a66597a31ca6ded2a913d5939d15859e07d994603aee1d1d7fe4 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:09:55,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:09:56,019 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:09:56,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:09:56,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:09:56,060 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:09:56,070 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:09:56,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:09:56,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:09:56,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:09:56,078 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:09:56,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:09:56,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:09:56,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:09:56,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:09:56,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:09:56,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:09:56,085 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:09:56,086 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:09:56,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:09:56,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:09:56,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:09:56,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:09:56,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:09:56,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:09:56,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:09:56,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:09:56,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:09:56,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:09:56,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:09:56,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:09:56,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:09:56,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:09:56,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:09:56,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:09:56,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:09:56,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:09:56,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:09:56,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:09:56,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:09:56,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:09:56,104 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:09:56,118 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:09:56,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:09:56,119 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:09:56,119 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:09:56,120 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:09:56,120 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:09:56,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:09:56,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:09:56,121 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:09:56,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:09:56,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:09:56,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:09:56,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:09:56,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:09:56,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:09:56,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:09:56,124 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:09:56,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:09:56,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:09:56,124 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:09:56,124 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:09:56,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:09:56,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:09:56,125 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:09:56,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:09:56,125 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:09:56,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:09:56,126 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:09:56,126 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:09:56,126 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:09:56,127 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:09:56,127 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c03ff0e1d4e2a66597a31ca6ded2a913d5939d15859e07d994603aee1d1d7fe4 [2021-12-15 13:09:56,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:09:56,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:09:56,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:09:56,342 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:09:56,343 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:09:56,344 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--rcu--rcutorture.ko-entry_point.cil.out.i [2021-12-15 13:09:56,408 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c778ce7f/516cc0e7d90a445aac1fbce20f3dbe1a/FLAG69074d554 [2021-12-15 13:09:57,333 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:09:57,334 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--rcu--rcutorture.ko-entry_point.cil.out.i [2021-12-15 13:09:57,365 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c778ce7f/516cc0e7d90a445aac1fbce20f3dbe1a/FLAG69074d554 [2021-12-15 13:09:57,435 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c778ce7f/516cc0e7d90a445aac1fbce20f3dbe1a [2021-12-15 13:09:57,437 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:09:57,438 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:09:57,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:09:57,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:09:57,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:09:57,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:09:57" (1/1) ... [2021-12-15 13:09:57,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143c0568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:57, skipping insertion in model container [2021-12-15 13:09:57,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:09:57" (1/1) ... [2021-12-15 13:09:57,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:09:57,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:09:57,998 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1863] [2021-12-15 13:09:57,998 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1864-1865] [2021-12-15 13:09:58,344 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--rcu--rcutorture.ko-entry_point.cil.out.i[75539,75552] [2021-12-15 13:09:58,786 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:09:58,829 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:09:58,859 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1863] [2021-12-15 13:09:58,861 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1864-1865] [2021-12-15 13:09:58,880 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--rcu--rcutorture.ko-entry_point.cil.out.i[75539,75552] [2021-12-15 13:09:59,019 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:09:59,087 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:09:59,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:59 WrapperNode [2021-12-15 13:09:59,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:09:59,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:09:59,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:09:59,089 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:09:59,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:59" (1/1) ... [2021-12-15 13:09:59,152 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:59" (1/1) ... [2021-12-15 13:09:59,265 INFO L137 Inliner]: procedures = 294, calls = 1582, calls flagged for inlining = 112, calls inlined = 90, statements flattened = 3902 [2021-12-15 13:09:59,265 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:09:59,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:09:59,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:09:59,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:09:59,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:59" (1/1) ... [2021-12-15 13:09:59,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:59" (1/1) ... [2021-12-15 13:09:59,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:59" (1/1) ... [2021-12-15 13:09:59,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:59" (1/1) ... [2021-12-15 13:09:59,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:59" (1/1) ... [2021-12-15 13:09:59,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:59" (1/1) ... [2021-12-15 13:09:59,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:59" (1/1) ... [2021-12-15 13:09:59,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:09:59,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:09:59,442 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:09:59,442 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:09:59,443 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:59" (1/1) ... [2021-12-15 13:09:59,454 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:09:59,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:09:59,474 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 13:09:59,505 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 13:09:59,516 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-15 13:09:59,517 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-15 13:09:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_read_unlock [2021-12-15 13:09:59,517 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_read_unlock [2021-12-15 13:09:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-15 13:09:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_delay [2021-12-15 13:09:59,517 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_delay [2021-12-15 13:09:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_bh_torture_read_lock [2021-12-15 13:09:59,517 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_bh_torture_read_lock [2021-12-15 13:09:59,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:09:59,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:09:59,518 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_read_lock [2021-12-15 13:09:59,518 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_read_lock [2021-12-15 13:09:59,518 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lockdep_current_cpu_online [2021-12-15 13:09:59,518 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lockdep_current_cpu_online [2021-12-15 13:09:59,518 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_barrier_sched [2021-12-15 13:09:59,518 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_barrier_sched [2021-12-15 13:09:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-15 13:09:59,519 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-15 13:09:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-15 13:09:59,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-15 13:09:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure call_rcu_busted [2021-12-15 13:09:59,519 INFO L138 BoogieDeclarations]: Found implementation of procedure call_rcu_busted [2021-12-15 13:09:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure process_srcu [2021-12-15 13:09:59,519 INFO L138 BoogieDeclarations]: Found implementation of procedure process_srcu [2021-12-15 13:09:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:09:59,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:09:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_create_kthread [2021-12-15 13:09:59,520 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_create_kthread [2021-12-15 13:09:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-15 13:09:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_sched [2021-12-15 13:09:59,520 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_sched [2021-12-15 13:09:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_rcu_head_on_stack [2021-12-15 13:09:59,521 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_rcu_head_on_stack [2021-12-15 13:09:59,521 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_stats [2021-12-15 13:09:59,521 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_stats [2021-12-15 13:09:59,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2021-12-15 13:09:59,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2021-12-15 13:09:59,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_8 [2021-12-15 13:09:59,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_8 [2021-12-15 13:09:59,521 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:09:59,521 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:09:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2021-12-15 13:09:59,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2021-12-15 13:09:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:09:59,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:09:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2021-12-15 13:09:59,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2021-12-15 13:09:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2021-12-15 13:09:59,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2021-12-15 13:09:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure torture_random [2021-12-15 13:09:59,523 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_random [2021-12-15 13:09:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_read_delay [2021-12-15 13:09:59,523 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_read_delay [2021-12-15 13:09:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-15 13:09:59,523 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-15 13:09:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_deferred_free [2021-12-15 13:09:59,524 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_deferred_free [2021-12-15 13:09:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure torture_init_end [2021-12-15 13:09:59,524 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_init_end [2021-12-15 13:09:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:09:59,524 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:09:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2021-12-15 13:09:59,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2021-12-15 13:09:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure sched_torture_read_unlock [2021-12-15 13:09:59,525 INFO L138 BoogieDeclarations]: Found implementation of procedure sched_torture_read_unlock [2021-12-15 13:09:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_cleanup [2021-12-15 13:09:59,525 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_cleanup [2021-12-15 13:09:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2021-12-15 13:09:59,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2021-12-15 13:09:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2021-12-15 13:09:59,525 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2021-12-15 13:09:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_free [2021-12-15 13:09:59,526 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_free [2021-12-15 13:09:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure sched_torture_read_lock [2021-12-15 13:09:59,526 INFO L138 BoogieDeclarations]: Found implementation of procedure sched_torture_read_lock [2021-12-15 13:09:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_timer [2021-12-15 13:09:59,526 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_timer [2021-12-15 13:09:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_synchronize [2021-12-15 13:09:59,526 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_synchronize [2021-12-15 13:09:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:09:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 13:09:59,527 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 13:09:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2021-12-15 13:09:59,527 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2021-12-15 13:09:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu_bh [2021-12-15 13:09:59,527 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu_bh [2021-12-15 13:09:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:09:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_completed [2021-12-15 13:09:59,527 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_completed [2021-12-15 13:09:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-15 13:09:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-15 13:09:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure rcutorture_trace_dump [2021-12-15 13:09:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure rcutorture_trace_dump [2021-12-15 13:09:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_sync_torture_init [2021-12-15 13:09:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_sync_torture_init [2021-12-15 13:09:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:09:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:09:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure call_rcu_bh [2021-12-15 13:09:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure call_rcu_bh [2021-12-15 13:09:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_completed [2021-12-15 13:09:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_completed [2021-12-15 13:09:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_barrier_bh [2021-12-15 13:09:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_barrier_bh [2021-12-15 13:09:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~int [2021-12-15 13:09:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~int [2021-12-15 13:09:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:09:59,530 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:09:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure rcutorture_record_test_transition [2021-12-15 13:09:59,530 INFO L138 BoogieDeclarations]: Found implementation of procedure rcutorture_record_test_transition [2021-12-15 13:09:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure get_state_synchronize_rcu [2021-12-15 13:09:59,530 INFO L138 BoogieDeclarations]: Found implementation of procedure get_state_synchronize_rcu [2021-12-15 13:09:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure rcutorture_booster_init [2021-12-15 13:09:59,530 INFO L138 BoogieDeclarations]: Found implementation of procedure rcutorture_booster_init [2021-12-15 13:09:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 13:09:59,531 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 13:09:59,531 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_barrier [2021-12-15 13:09:59,531 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_barrier [2021-12-15 13:09:59,531 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-15 13:09:59,531 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-15 13:09:59,531 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_synchronize_expedited [2021-12-15 13:09:59,531 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_synchronize_expedited [2021-12-15 13:09:59,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:09:59,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:09:59,532 INFO L130 BoogieDeclarations]: Found specification of procedure __this_cpu_preempt_check [2021-12-15 13:09:59,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __this_cpu_preempt_check [2021-12-15 13:09:59,532 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu_bh_expedited [2021-12-15 13:09:59,532 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu_bh_expedited [2021-12-15 13:09:59,532 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_stop_kthread [2021-12-15 13:09:59,533 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_stop_kthread [2021-12-15 13:09:59,533 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_bh_torture_read_unlock [2021-12-15 13:09:59,533 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_bh_torture_read_unlock [2021-12-15 13:09:59,533 INFO L130 BoogieDeclarations]: Found specification of procedure call_rcu_sched [2021-12-15 13:09:59,533 INFO L138 BoogieDeclarations]: Found implementation of procedure call_rcu_sched [2021-12-15 13:09:59,533 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-15 13:09:59,533 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-15 13:09:59,533 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_busted_torture_deferred_free [2021-12-15 13:09:59,534 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_busted_torture_deferred_free [2021-12-15 13:09:59,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:09:59,534 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_pipe_update_one [2021-12-15 13:09:59,534 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_pipe_update_one [2021-12-15 13:09:59,534 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu_busted [2021-12-15 13:09:59,534 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu_busted [2021-12-15 13:09:59,534 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_bh_force_quiescent_state [2021-12-15 13:09:59,534 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_bh_force_quiescent_state [2021-12-15 13:09:59,534 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_sched_expedited [2021-12-15 13:09:59,535 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_sched_expedited [2021-12-15 13:09:59,535 INFO L130 BoogieDeclarations]: Found specification of procedure do_trace_rcu_torture_read [2021-12-15 13:09:59,535 INFO L138 BoogieDeclarations]: Found implementation of procedure do_trace_rcu_torture_read [2021-12-15 13:09:59,535 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_trace_clock_local [2021-12-15 13:09:59,535 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_trace_clock_local [2021-12-15 13:09:59,535 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-15 13:09:59,535 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-15 13:09:59,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-15 13:09:59,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-15 13:09:59,536 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_stats_print [2021-12-15 13:09:59,536 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_stats_print [2021-12-15 13:09:59,536 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-12-15 13:09:59,536 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-12-15 13:09:59,536 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2021-12-15 13:09:59,536 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2021-12-15 13:09:59,536 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:09:59,536 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:09:59,536 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-15 13:09:59,537 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-15 13:09:59,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:09:59,537 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2021-12-15 13:09:59,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2021-12-15 13:09:59,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:09:59,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:09:59,537 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_force_quiescent_state [2021-12-15 13:09:59,537 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_force_quiescent_state [2021-12-15 13:09:59,537 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-12-15 13:09:59,538 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-12-15 13:09:59,538 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2021-12-15 13:09:59,538 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2021-12-15 13:09:59,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:09:59,538 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2021-12-15 13:09:59,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2021-12-15 13:09:59,538 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_read_lock_held [2021-12-15 13:09:59,538 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_read_lock_held [2021-12-15 13:09:59,539 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-15 13:09:59,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-15 13:09:59,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:09:59,539 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-15 13:09:59,539 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-15 13:09:59,539 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-12-15 13:09:59,539 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-12-15 13:09:59,539 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_barrier [2021-12-15 13:09:59,540 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_barrier [2021-12-15 13:09:59,540 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_read_unlock [2021-12-15 13:09:59,540 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_read_unlock [2021-12-15 13:09:59,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:09:59,540 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-15 13:09:59,540 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-15 13:09:59,540 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2021-12-15 13:09:59,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2021-12-15 13:09:59,541 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:09:59,541 INFO L130 BoogieDeclarations]: Found specification of procedure rcutorture_booster_cleanup [2021-12-15 13:09:59,541 INFO L138 BoogieDeclarations]: Found implementation of procedure rcutorture_booster_cleanup [2021-12-15 13:09:59,541 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh_held [2021-12-15 13:09:59,541 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh_held [2021-12-15 13:09:59,541 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:09:59,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:09:59,542 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_check [2021-12-15 13:09:59,542 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_check [2021-12-15 13:09:59,542 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_no_completed [2021-12-15 13:09:59,542 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_no_completed [2021-12-15 13:09:59,542 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_cb [2021-12-15 13:09:59,542 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_cb [2021-12-15 13:09:59,542 INFO L130 BoogieDeclarations]: Found specification of procedure init_rcu_head_on_stack [2021-12-15 13:09:59,542 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rcu_head_on_stack [2021-12-15 13:09:59,543 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2021-12-15 13:09:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2021-12-15 13:09:59,543 INFO L130 BoogieDeclarations]: Found specification of procedure cond_synchronize_rcu [2021-12-15 13:09:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure cond_synchronize_rcu [2021-12-15 13:09:59,543 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-15 13:09:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-15 13:09:59,543 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_bh_torture_completed [2021-12-15 13:09:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_bh_torture_completed [2021-12-15 13:09:59,543 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_sched_torture_deferred_free [2021-12-15 13:09:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_sched_torture_deferred_free [2021-12-15 13:09:59,544 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu_expedited [2021-12-15 13:09:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu_expedited [2021-12-15 13:09:59,544 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-12-15 13:09:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-12-15 13:09:59,544 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_read_lock [2021-12-15 13:09:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_read_lock [2021-12-15 13:09:59,544 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_sched_force_quiescent_state [2021-12-15 13:09:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_sched_force_quiescent_state [2021-12-15 13:09:59,545 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-12-15 13:09:59,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-12-15 13:09:59,545 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_deferred_free [2021-12-15 13:09:59,545 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_deferred_free [2021-12-15 13:09:59,545 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_bh_torture_deferred_free [2021-12-15 13:09:59,545 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_bh_torture_deferred_free [2021-12-15 13:09:59,545 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-15 13:09:59,545 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-15 13:09:59,545 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-12-15 13:09:59,545 INFO L138 BoogieDeclarations]: Found implementation of procedure delayed_work_timer_fn [2021-12-15 13:09:59,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:09:59,546 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_call [2021-12-15 13:09:59,546 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_call [2021-12-15 13:09:59,546 INFO L130 BoogieDeclarations]: Found specification of procedure call_srcu [2021-12-15 13:09:59,546 INFO L138 BoogieDeclarations]: Found implementation of procedure call_srcu [2021-12-15 13:09:59,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:09:59,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:09:59,546 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_print_module_parms [2021-12-15 13:09:59,547 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_print_module_parms [2021-12-15 13:09:59,547 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-15 13:09:59,547 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-15 13:09:59,547 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:09:59,547 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:09:59,945 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:09:59,948 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:10:00,067 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:10:00,073 INFO L158 Benchmark]: Toolchain (without parser) took 2634.49ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 94.7MB in the beginning and 80.2MB in the end (delta: 14.5MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2021-12-15 13:10:00,074 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 86.0MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:10:00,075 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1649.55ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 94.5MB in the beginning and 113.9MB in the end (delta: -19.4MB). Peak memory consumption was 67.7MB. Max. memory is 16.1GB. [2021-12-15 13:10:00,075 INFO L158 Benchmark]: Boogie Procedure Inliner took 176.57ms. Allocated memory is still 174.1MB. Free memory was 113.9MB in the beginning and 94.1MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-15 13:10:00,076 INFO L158 Benchmark]: Boogie Preprocessor took 174.79ms. Allocated memory is still 174.1MB. Free memory was 94.1MB in the beginning and 113.5MB in the end (delta: -19.3MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2021-12-15 13:10:00,076 INFO L158 Benchmark]: RCFGBuilder took 630.17ms. Allocated memory is still 174.1MB. Free memory was 113.5MB in the beginning and 80.2MB in the end (delta: 33.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-12-15 13:10:00,079 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 86.0MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1649.55ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 94.5MB in the beginning and 113.9MB in the end (delta: -19.4MB). Peak memory consumption was 67.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 176.57ms. Allocated memory is still 174.1MB. Free memory was 113.9MB in the beginning and 94.1MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 174.79ms. Allocated memory is still 174.1MB. Free memory was 94.1MB in the beginning and 113.5MB in the end (delta: -19.3MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. * RCFGBuilder took 630.17ms. Allocated memory is still 174.1MB. Free memory was 113.5MB in the beginning and 80.2MB in the end (delta: 33.3MB). Peak memory consumption was 33.6MB. 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 13:10:00,105 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 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--rcu--rcutorture.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c03ff0e1d4e2a66597a31ca6ded2a913d5939d15859e07d994603aee1d1d7fe4 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:10:01,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:10:01,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:10:01,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:10:01,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:10:01,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:10:01,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:10:01,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:10:01,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:10:01,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:10:01,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:10:01,891 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:10:01,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:10:01,895 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:10:01,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:10:01,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:10:01,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:10:01,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:10:01,903 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:10:01,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:10:01,908 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:10:01,910 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:10:01,911 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:10:01,912 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:10:01,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:10:01,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:10:01,924 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:10:01,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:10:01,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:10:01,927 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:10:01,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:10:01,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:10:01,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:10:01,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:10:01,933 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:10:01,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:10:01,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:10:01,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:10:01,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:10:01,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:10:01,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:10:01,938 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:10:01,969 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:10:01,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:10:01,973 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:10:01,973 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:10:01,974 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:10:01,974 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:10:01,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:10:01,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:10:01,976 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:10:01,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:10:01,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:10:01,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:10:01,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:10:01,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:10:01,978 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:10:01,978 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:10:01,978 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:10:01,978 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:10:01,979 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:10:01,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:10:01,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:10:01,979 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:10:01,979 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:10:01,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:10:01,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:10:01,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:10:01,980 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:10:01,980 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:10:01,980 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:10:01,981 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:10:01,981 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:10:01,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:10:01,981 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:10:01,982 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:10:01,982 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c03ff0e1d4e2a66597a31ca6ded2a913d5939d15859e07d994603aee1d1d7fe4 [2021-12-15 13:10:02,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:10:02,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:10:02,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:10:02,294 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:10:02,295 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:10:02,296 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--rcu--rcutorture.ko-entry_point.cil.out.i [2021-12-15 13:10:02,340 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ac27c4fc/a5dd693d547c4261847c6387ed71cff1/FLAGea97e2862 [2021-12-15 13:10:02,997 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:10:02,997 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--rcu--rcutorture.ko-entry_point.cil.out.i [2021-12-15 13:10:03,026 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ac27c4fc/a5dd693d547c4261847c6387ed71cff1/FLAGea97e2862 [2021-12-15 13:10:03,205 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ac27c4fc/a5dd693d547c4261847c6387ed71cff1 [2021-12-15 13:10:03,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:10:03,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:10:03,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:10:03,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:10:03,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:10:03,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:10:03" (1/1) ... [2021-12-15 13:10:03,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a5736bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:03, skipping insertion in model container [2021-12-15 13:10:03,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:10:03" (1/1) ... [2021-12-15 13:10:03,237 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:10:03,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:10:03,676 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1863] [2021-12-15 13:10:03,677 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1864-1865] [2021-12-15 13:10:04,124 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--rcu--rcutorture.ko-entry_point.cil.out.i[75539,75552] [2021-12-15 13:10:04,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:10:04,630 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:10:04,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:10:04,700 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1863] [2021-12-15 13:10:04,701 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1864-1865] [2021-12-15 13:10:04,726 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--rcu--rcutorture.ko-entry_point.cil.out.i[75539,75552] [2021-12-15 13:10:04,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:10:04,900 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:10:04,953 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1863] [2021-12-15 13:10:04,953 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1864-1865] [2021-12-15 13:10:04,966 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--rcu--rcutorture.ko-entry_point.cil.out.i[75539,75552] [2021-12-15 13:10:05,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:10:05,170 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:10:05,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:05 WrapperNode [2021-12-15 13:10:05,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:10:05,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:10:05,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:10:05,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:10:05,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:05" (1/1) ... [2021-12-15 13:10:05,254 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:05" (1/1) ... [2021-12-15 13:10:05,378 INFO L137 Inliner]: procedures = 302, calls = 1582, calls flagged for inlining = 114, calls inlined = 90, statements flattened = 3760 [2021-12-15 13:10:05,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:10:05,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:10:05,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:10:05,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:10:05,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:05" (1/1) ... [2021-12-15 13:10:05,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:05" (1/1) ... [2021-12-15 13:10:05,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:05" (1/1) ... [2021-12-15 13:10:05,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:05" (1/1) ... [2021-12-15 13:10:05,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:05" (1/1) ... [2021-12-15 13:10:05,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:05" (1/1) ... [2021-12-15 13:10:05,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:05" (1/1) ... [2021-12-15 13:10:05,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:10:05,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:10:05,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:10:05,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:10:05,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:05" (1/1) ... [2021-12-15 13:10:05,550 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:10:05,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:10:05,567 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 13:10:05,586 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 13:10:05,596 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-15 13:10:05,597 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-15 13:10:05,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:10:05,597 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_read_unlock [2021-12-15 13:10:05,597 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_read_unlock [2021-12-15 13:10:05,597 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-15 13:10:05,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:10:05,597 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_delay [2021-12-15 13:10:05,598 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_delay [2021-12-15 13:10:05,598 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_bh_torture_read_lock [2021-12-15 13:10:05,598 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_bh_torture_read_lock [2021-12-15 13:10:05,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:10:05,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:10:05,598 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_read_lock [2021-12-15 13:10:05,598 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_read_lock [2021-12-15 13:10:05,598 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lockdep_current_cpu_online [2021-12-15 13:10:05,598 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lockdep_current_cpu_online [2021-12-15 13:10:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_barrier_sched [2021-12-15 13:10:05,599 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_barrier_sched [2021-12-15 13:10:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-15 13:10:05,599 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-15 13:10:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-15 13:10:05,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-15 13:10:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure call_rcu_busted [2021-12-15 13:10:05,599 INFO L138 BoogieDeclarations]: Found implementation of procedure call_rcu_busted [2021-12-15 13:10:05,600 INFO L130 BoogieDeclarations]: Found specification of procedure process_srcu [2021-12-15 13:10:05,600 INFO L138 BoogieDeclarations]: Found implementation of procedure process_srcu [2021-12-15 13:10:05,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:10:05,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:10:05,600 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_create_kthread [2021-12-15 13:10:05,600 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_create_kthread [2021-12-15 13:10:05,600 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-15 13:10:05,600 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_sched [2021-12-15 13:10:05,600 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_sched [2021-12-15 13:10:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_rcu_head_on_stack [2021-12-15 13:10:05,601 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_rcu_head_on_stack [2021-12-15 13:10:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_stats [2021-12-15 13:10:05,601 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_stats [2021-12-15 13:10:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2021-12-15 13:10:05,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2021-12-15 13:10:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_8 [2021-12-15 13:10:05,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_8 [2021-12-15 13:10:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:10:05,602 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:10:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2021-12-15 13:10:05,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2021-12-15 13:10:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:10:05,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:10:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2021-12-15 13:10:05,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2021-12-15 13:10:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2021-12-15 13:10:05,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2021-12-15 13:10:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure torture_random [2021-12-15 13:10:05,603 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_random [2021-12-15 13:10:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_read_delay [2021-12-15 13:10:05,603 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_read_delay [2021-12-15 13:10:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-15 13:10:05,603 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-15 13:10:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_deferred_free [2021-12-15 13:10:05,604 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_deferred_free [2021-12-15 13:10:05,604 INFO L130 BoogieDeclarations]: Found specification of procedure torture_init_end [2021-12-15 13:10:05,604 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_init_end [2021-12-15 13:10:05,604 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:10:05,604 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:10:05,604 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2021-12-15 13:10:05,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2021-12-15 13:10:05,604 INFO L130 BoogieDeclarations]: Found specification of procedure sched_torture_read_unlock [2021-12-15 13:10:05,604 INFO L138 BoogieDeclarations]: Found implementation of procedure sched_torture_read_unlock [2021-12-15 13:10:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_cleanup [2021-12-15 13:10:05,605 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_cleanup [2021-12-15 13:10:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2021-12-15 13:10:05,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2021-12-15 13:10:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2021-12-15 13:10:05,605 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2021-12-15 13:10:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_free [2021-12-15 13:10:05,605 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_free [2021-12-15 13:10:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure sched_torture_read_lock [2021-12-15 13:10:05,606 INFO L138 BoogieDeclarations]: Found implementation of procedure sched_torture_read_lock [2021-12-15 13:10:05,606 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_timer [2021-12-15 13:10:05,606 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_timer [2021-12-15 13:10:05,606 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_synchronize [2021-12-15 13:10:05,606 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_synchronize [2021-12-15 13:10:05,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:10:05,606 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 13:10:05,606 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 13:10:05,607 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2021-12-15 13:10:05,607 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2021-12-15 13:10:05,607 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu_bh [2021-12-15 13:10:05,607 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu_bh [2021-12-15 13:10:05,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:10:05,607 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_completed [2021-12-15 13:10:05,607 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_completed [2021-12-15 13:10:05,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-15 13:10:05,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-15 13:10:05,608 INFO L130 BoogieDeclarations]: Found specification of procedure rcutorture_trace_dump [2021-12-15 13:10:05,608 INFO L138 BoogieDeclarations]: Found implementation of procedure rcutorture_trace_dump [2021-12-15 13:10:05,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:10:05,608 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_sync_torture_init [2021-12-15 13:10:05,608 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_sync_torture_init [2021-12-15 13:10:05,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:10:05,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:10:05,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:10:05,608 INFO L130 BoogieDeclarations]: Found specification of procedure call_rcu_bh [2021-12-15 13:10:05,609 INFO L138 BoogieDeclarations]: Found implementation of procedure call_rcu_bh [2021-12-15 13:10:05,609 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_completed [2021-12-15 13:10:05,610 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_completed [2021-12-15 13:10:05,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:10:05,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:10:05,612 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_barrier_bh [2021-12-15 13:10:05,612 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_barrier_bh [2021-12-15 13:10:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:10:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:10:05,614 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:10:05,615 INFO L130 BoogieDeclarations]: Found specification of procedure rcutorture_record_test_transition [2021-12-15 13:10:05,615 INFO L138 BoogieDeclarations]: Found implementation of procedure rcutorture_record_test_transition [2021-12-15 13:10:05,618 INFO L130 BoogieDeclarations]: Found specification of procedure get_state_synchronize_rcu [2021-12-15 13:10:05,618 INFO L138 BoogieDeclarations]: Found implementation of procedure get_state_synchronize_rcu [2021-12-15 13:10:05,618 INFO L130 BoogieDeclarations]: Found specification of procedure rcutorture_booster_init [2021-12-15 13:10:05,618 INFO L138 BoogieDeclarations]: Found implementation of procedure rcutorture_booster_init [2021-12-15 13:10:05,618 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 13:10:05,618 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 13:10:05,618 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_barrier [2021-12-15 13:10:05,619 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_barrier [2021-12-15 13:10:05,619 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-15 13:10:05,619 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-15 13:10:05,619 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~C_INT [2021-12-15 13:10:05,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~C_INT [2021-12-15 13:10:05,619 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_synchronize_expedited [2021-12-15 13:10:05,619 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_synchronize_expedited [2021-12-15 13:10:05,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:10:05,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:10:05,620 INFO L130 BoogieDeclarations]: Found specification of procedure __this_cpu_preempt_check [2021-12-15 13:10:05,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __this_cpu_preempt_check [2021-12-15 13:10:05,620 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu_bh_expedited [2021-12-15 13:10:05,620 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu_bh_expedited [2021-12-15 13:10:05,620 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_stop_kthread [2021-12-15 13:10:05,620 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_stop_kthread [2021-12-15 13:10:05,620 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_bh_torture_read_unlock [2021-12-15 13:10:05,620 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_bh_torture_read_unlock [2021-12-15 13:10:05,620 INFO L130 BoogieDeclarations]: Found specification of procedure call_rcu_sched [2021-12-15 13:10:05,620 INFO L138 BoogieDeclarations]: Found implementation of procedure call_rcu_sched [2021-12-15 13:10:05,621 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-15 13:10:05,621 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-15 13:10:05,621 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_busted_torture_deferred_free [2021-12-15 13:10:05,621 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_busted_torture_deferred_free [2021-12-15 13:10:05,621 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_pipe_update_one [2021-12-15 13:10:05,621 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_pipe_update_one [2021-12-15 13:10:05,621 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu_busted [2021-12-15 13:10:05,621 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu_busted [2021-12-15 13:10:05,621 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_bh_force_quiescent_state [2021-12-15 13:10:05,621 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_bh_force_quiescent_state [2021-12-15 13:10:05,622 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_sched_expedited [2021-12-15 13:10:05,622 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_sched_expedited [2021-12-15 13:10:05,622 INFO L130 BoogieDeclarations]: Found specification of procedure do_trace_rcu_torture_read [2021-12-15 13:10:05,622 INFO L138 BoogieDeclarations]: Found implementation of procedure do_trace_rcu_torture_read [2021-12-15 13:10:05,622 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_trace_clock_local [2021-12-15 13:10:05,622 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_trace_clock_local [2021-12-15 13:10:05,622 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-15 13:10:05,622 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-15 13:10:05,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-15 13:10:05,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-15 13:10:05,623 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_stats_print [2021-12-15 13:10:05,623 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_stats_print [2021-12-15 13:10:05,623 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-12-15 13:10:05,623 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-12-15 13:10:05,623 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2021-12-15 13:10:05,623 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2021-12-15 13:10:05,623 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:10:05,623 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:10:05,623 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-15 13:10:05,623 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-15 13:10:05,624 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2021-12-15 13:10:05,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2021-12-15 13:10:05,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:10:05,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:10:05,624 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_force_quiescent_state [2021-12-15 13:10:05,624 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_force_quiescent_state [2021-12-15 13:10:05,624 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-12-15 13:10:05,624 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-12-15 13:10:05,624 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2021-12-15 13:10:05,625 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2021-12-15 13:10:05,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:10:05,625 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2021-12-15 13:10:05,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2021-12-15 13:10:05,625 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_read_lock_held [2021-12-15 13:10:05,625 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_read_lock_held [2021-12-15 13:10:05,625 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-15 13:10:05,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-15 13:10:05,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:10:05,625 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-15 13:10:05,626 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-15 13:10:05,626 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-12-15 13:10:05,626 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-12-15 13:10:05,626 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_barrier [2021-12-15 13:10:05,626 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_barrier [2021-12-15 13:10:05,626 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_read_unlock [2021-12-15 13:10:05,626 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_read_unlock [2021-12-15 13:10:05,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:10:05,626 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-15 13:10:05,626 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-15 13:10:05,627 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2021-12-15 13:10:05,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2021-12-15 13:10:05,627 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:10:05,627 INFO L130 BoogieDeclarations]: Found specification of procedure rcutorture_booster_cleanup [2021-12-15 13:10:05,627 INFO L138 BoogieDeclarations]: Found implementation of procedure rcutorture_booster_cleanup [2021-12-15 13:10:05,627 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh_held [2021-12-15 13:10:05,627 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh_held [2021-12-15 13:10:05,627 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:10:05,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:10:05,627 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_check [2021-12-15 13:10:05,628 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_check [2021-12-15 13:10:05,628 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_no_completed [2021-12-15 13:10:05,628 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_no_completed [2021-12-15 13:10:05,628 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_cb [2021-12-15 13:10:05,628 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_cb [2021-12-15 13:10:05,628 INFO L130 BoogieDeclarations]: Found specification of procedure init_rcu_head_on_stack [2021-12-15 13:10:05,628 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rcu_head_on_stack [2021-12-15 13:10:05,628 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2021-12-15 13:10:05,628 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2021-12-15 13:10:05,628 INFO L130 BoogieDeclarations]: Found specification of procedure cond_synchronize_rcu [2021-12-15 13:10:05,629 INFO L138 BoogieDeclarations]: Found implementation of procedure cond_synchronize_rcu [2021-12-15 13:10:05,629 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~TO~VOID [2021-12-15 13:10:05,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~TO~VOID [2021-12-15 13:10:05,629 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-15 13:10:05,629 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-15 13:10:05,629 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_bh_torture_completed [2021-12-15 13:10:05,629 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_bh_torture_completed [2021-12-15 13:10:05,629 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_sched_torture_deferred_free [2021-12-15 13:10:05,629 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_sched_torture_deferred_free [2021-12-15 13:10:05,629 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu_expedited [2021-12-15 13:10:05,630 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu_expedited [2021-12-15 13:10:05,630 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-12-15 13:10:05,630 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-12-15 13:10:05,630 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_read_lock [2021-12-15 13:10:05,630 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_read_lock [2021-12-15 13:10:05,630 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_sched_force_quiescent_state [2021-12-15 13:10:05,630 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_sched_force_quiescent_state [2021-12-15 13:10:05,630 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_deferred_free [2021-12-15 13:10:05,630 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_deferred_free [2021-12-15 13:10:05,631 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_bh_torture_deferred_free [2021-12-15 13:10:05,631 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_bh_torture_deferred_free [2021-12-15 13:10:05,631 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-15 13:10:05,631 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-15 13:10:05,631 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-12-15 13:10:05,631 INFO L138 BoogieDeclarations]: Found implementation of procedure delayed_work_timer_fn [2021-12-15 13:10:05,631 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_call [2021-12-15 13:10:05,631 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_call [2021-12-15 13:10:05,631 INFO L130 BoogieDeclarations]: Found specification of procedure call_srcu [2021-12-15 13:10:05,631 INFO L138 BoogieDeclarations]: Found implementation of procedure call_srcu [2021-12-15 13:10:05,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:10:05,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:10:05,632 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_print_module_parms [2021-12-15 13:10:05,632 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_print_module_parms [2021-12-15 13:10:05,632 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-15 13:10:05,632 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-15 13:10:05,632 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:10:05,632 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:10:06,150 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:10:06,152 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:10:07,981 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:10:07,986 INFO L158 Benchmark]: Toolchain (without parser) took 4770.32ms. Allocated memory was 65.0MB in the beginning and 163.6MB in the end (delta: 98.6MB). Free memory was 36.0MB in the beginning and 80.9MB in the end (delta: -45.0MB). Peak memory consumption was 85.9MB. Max. memory is 16.1GB. [2021-12-15 13:10:07,986 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory was 46.5MB in the beginning and 46.4MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:10:07,986 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1954.99ms. Allocated memory was 65.0MB in the beginning and 163.6MB in the end (delta: 98.6MB). Free memory was 35.9MB in the beginning and 85.3MB in the end (delta: -49.5MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2021-12-15 13:10:07,986 INFO L158 Benchmark]: Boogie Procedure Inliner took 209.08ms. Allocated memory is still 163.6MB. Free memory was 85.3MB in the beginning and 103.8MB in the end (delta: -18.5MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2021-12-15 13:10:07,987 INFO L158 Benchmark]: Boogie Preprocessor took 162.00ms. Allocated memory is still 163.6MB. Free memory was 103.8MB in the beginning and 80.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-12-15 13:10:07,987 INFO L158 Benchmark]: RCFGBuilder took 2440.40ms. Allocated memory is still 163.6MB. Free memory was 80.7MB in the beginning and 80.9MB in the end (delta: -198.7kB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2021-12-15 13:10:07,988 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory was 46.5MB in the beginning and 46.4MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1954.99ms. Allocated memory was 65.0MB in the beginning and 163.6MB in the end (delta: 98.6MB). Free memory was 35.9MB in the beginning and 85.3MB in the end (delta: -49.5MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 209.08ms. Allocated memory is still 163.6MB. Free memory was 85.3MB in the beginning and 103.8MB in the end (delta: -18.5MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 162.00ms. Allocated memory is still 163.6MB. Free memory was 103.8MB in the beginning and 80.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2440.40ms. Allocated memory is still 163.6MB. Free memory was 80.7MB in the beginning and 80.9MB in the end (delta: -198.7kB). Peak memory consumption was 32.2MB. 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 13:10:08,030 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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable