./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--synclinkmp.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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--synclinkmp.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 2472cece0c5850e18a2b5f94d1cf0b687bb4a9cf075a19883fc5a2f42ed6c5a6 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:24:23,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:24:23,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:24:23,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:24:23,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:24:23,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:24:23,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:24:23,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:24:23,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:24:23,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:24:23,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:24:23,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:24:23,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:24:23,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:24:23,629 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:24:23,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:24:23,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:24:23,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:24:23,635 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:24:23,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:24:23,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:24:23,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:24:23,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:24:23,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:24:23,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:24:23,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:24:23,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:24:23,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:24:23,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:24:23,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:24:23,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:24:23,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:24:23,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:24:23,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:24:23,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:24:23,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:24:23,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:24:23,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:24:23,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:24:23,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:24:23,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:24:23,656 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:24:23,681 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:24:23,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:24:23,681 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:24:23,682 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:24:23,682 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:24:23,682 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:24:23,683 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:24:23,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:24:23,683 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:24:23,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:24:23,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:24:23,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:24:23,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:24:23,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:24:23,684 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:24:23,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:24:23,685 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:24:23,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:24:23,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:24:23,685 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:24:23,685 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:24:23,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:24:23,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:24:23,686 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:24:23,686 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:24:23,686 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:24:23,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:24:23,686 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:24:23,686 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:24:23,687 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:24:23,687 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:24:23,687 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2472cece0c5850e18a2b5f94d1cf0b687bb4a9cf075a19883fc5a2f42ed6c5a6 [2021-12-15 13:24:23,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:24:23,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:24:23,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:24:23,900 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:24:23,900 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:24:23,901 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--synclinkmp.ko-entry_point.cil.out.i [2021-12-15 13:24:23,972 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4d85b473/bee516653cd94f4b892444dfcaa99cb9/FLAG452505417 [2021-12-15 13:24:24,580 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:24:24,582 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--synclinkmp.ko-entry_point.cil.out.i [2021-12-15 13:24:24,615 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4d85b473/bee516653cd94f4b892444dfcaa99cb9/FLAG452505417 [2021-12-15 13:24:24,684 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4d85b473/bee516653cd94f4b892444dfcaa99cb9 [2021-12-15 13:24:24,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:24:24,687 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:24:24,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:24:24,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:24:24,691 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:24:24,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:24:24" (1/1) ... [2021-12-15 13:24:24,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5287f2d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:24, skipping insertion in model container [2021-12-15 13:24:24,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:24:24" (1/1) ... [2021-12-15 13:24:24,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:24:24,816 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:24:26,771 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--synclinkmp.ko-entry_point.cil.out.i[431060,431073] [2021-12-15 13:24:26,827 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:24:26,857 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:24:27,253 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--synclinkmp.ko-entry_point.cil.out.i[431060,431073] [2021-12-15 13:24:27,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:24:27,364 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:24:27,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:27 WrapperNode [2021-12-15 13:24:27,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:24:27,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:24:27,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:24:27,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:24:27,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:27" (1/1) ... [2021-12-15 13:24:27,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:27" (1/1) ... [2021-12-15 13:24:27,702 INFO L137 Inliner]: procedures = 389, calls = 4006, calls flagged for inlining = 186, calls inlined = 180, statements flattened = 9132 [2021-12-15 13:24:27,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:24:27,704 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:24:27,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:24:27,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:24:27,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:27" (1/1) ... [2021-12-15 13:24:27,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:27" (1/1) ... [2021-12-15 13:24:27,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:27" (1/1) ... [2021-12-15 13:24:27,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:27" (1/1) ... [2021-12-15 13:24:27,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:27" (1/1) ... [2021-12-15 13:24:27,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:27" (1/1) ... [2021-12-15 13:24:28,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:27" (1/1) ... [2021-12-15 13:24:28,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:24:28,054 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:24:28,054 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:24:28,054 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:24:28,055 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:27" (1/1) ... [2021-12-15 13:24:28,061 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:24:28,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:24:28,095 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 13:24:28,101 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 13:24:28,123 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2021-12-15 13:24:28,123 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2021-12-15 13:24:28,123 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-15 13:24:28,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:24:28,124 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:24:28,124 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-15 13:24:28,124 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-15 13:24:28,124 INFO L130 BoogieDeclarations]: Found specification of procedure set_signals [2021-12-15 13:24:28,124 INFO L138 BoogieDeclarations]: Found implementation of procedure set_signals [2021-12-15 13:24:28,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-15 13:24:28,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-15 13:24:28,125 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_dma_bufs [2021-12-15 13:24:28,125 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_dma_bufs [2021-12-15 13:24:28,125 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_ioctl [2021-12-15 13:24:28,125 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_ioctl [2021-12-15 13:24:28,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:24:28,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:24:28,125 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2021-12-15 13:24:28,125 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2021-12-15 13:24:28,125 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2021-12-15 13:24:28,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2021-12-15 13:24:28,126 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2021-12-15 13:24:28,126 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2021-12-15 13:24:28,126 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-15 13:24:28,126 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-15 13:24:28,126 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-15 13:24:28,126 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-15 13:24:28,126 INFO L130 BoogieDeclarations]: Found specification of procedure chars_in_buffer [2021-12-15 13:24:28,127 INFO L138 BoogieDeclarations]: Found implementation of procedure chars_in_buffer [2021-12-15 13:24:28,127 INFO L130 BoogieDeclarations]: Found specification of procedure change_params [2021-12-15 13:24:28,127 INFO L138 BoogieDeclarations]: Found implementation of procedure change_params [2021-12-15 13:24:28,127 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2021-12-15 13:24:28,127 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_change_mtu [2021-12-15 13:24:28,127 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:24:28,127 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:24:28,127 INFO L130 BoogieDeclarations]: Found specification of procedure set_break [2021-12-15 13:24:28,127 INFO L138 BoogieDeclarations]: Found implementation of procedure set_break [2021-12-15 13:24:28,128 INFO L130 BoogieDeclarations]: Found specification of procedure tx_start [2021-12-15 13:24:28,128 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_start [2021-12-15 13:24:28,128 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-15 13:24:28,128 INFO L130 BoogieDeclarations]: Found specification of procedure startup [2021-12-15 13:24:28,128 INFO L138 BoogieDeclarations]: Found implementation of procedure startup [2021-12-15 13:24:28,128 INFO L130 BoogieDeclarations]: Found specification of procedure isr_io_pin [2021-12-15 13:24:28,128 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_io_pin [2021-12-15 13:24:28,128 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_frame_bufs [2021-12-15 13:24:28,129 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_frame_bufs [2021-12-15 13:24:28,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:24:28,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:24:28,129 INFO L130 BoogieDeclarations]: Found specification of procedure wait_until_sent [2021-12-15 13:24:28,129 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_until_sent [2021-12-15 13:24:28,129 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:24:28,129 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:24:28,129 INFO L130 BoogieDeclarations]: Found specification of procedure synclinkmp_cleanup [2021-12-15 13:24:28,129 INFO L138 BoogieDeclarations]: Found implementation of procedure synclinkmp_cleanup [2021-12-15 13:24:28,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:24:28,130 INFO L130 BoogieDeclarations]: Found specification of procedure dtr_rts [2021-12-15 13:24:28,130 INFO L138 BoogieDeclarations]: Found implementation of procedure dtr_rts [2021-12-15 13:24:28,130 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-15 13:24:28,130 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-15 13:24:28,130 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-15 13:24:28,130 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-15 13:24:28,130 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-12-15 13:24:28,131 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-12-15 13:24:28,131 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:24:28,131 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:24:28,131 INFO L130 BoogieDeclarations]: Found specification of procedure tiocmset [2021-12-15 13:24:28,131 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocmset [2021-12-15 13:24:28,131 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-15 13:24:28,131 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-15 13:24:28,131 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-15 13:24:28,131 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-15 13:24:28,132 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_tx_timeout [2021-12-15 13:24:28,132 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_tx_timeout [2021-12-15 13:24:28,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:24:28,132 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 13:24:28,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 13:24:28,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:24:28,132 INFO L130 BoogieDeclarations]: Found specification of procedure release_resources [2021-12-15 13:24:28,132 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resources [2021-12-15 13:24:28,132 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2021-12-15 13:24:28,133 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2021-12-15 13:24:28,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:24:28,133 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2021-12-15 13:24:28,133 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2021-12-15 13:24:28,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:24:28,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:24:28,133 INFO L130 BoogieDeclarations]: Found specification of procedure install [2021-12-15 13:24:28,133 INFO L138 BoogieDeclarations]: Found implementation of procedure install [2021-12-15 13:24:28,134 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_destroy [2021-12-15 13:24:28,134 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_destroy [2021-12-15 13:24:28,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-15 13:24:28,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-15 13:24:28,134 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unlock [2021-12-15 13:24:28,134 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unlock [2021-12-15 13:24:28,134 INFO L130 BoogieDeclarations]: Found specification of procedure tx_load_fifo [2021-12-15 13:24:28,134 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_load_fifo [2021-12-15 13:24:28,134 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_tx_done [2021-12-15 13:24:28,135 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_tx_done [2021-12-15 13:24:28,135 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:24:28,135 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:24:28,135 INFO L130 BoogieDeclarations]: Found specification of procedure program_hw [2021-12-15 13:24:28,135 INFO L138 BoogieDeclarations]: Found implementation of procedure program_hw [2021-12-15 13:24:28,135 INFO L130 BoogieDeclarations]: Found specification of procedure carrier_raised [2021-12-15 13:24:28,135 INFO L138 BoogieDeclarations]: Found implementation of procedure carrier_raised [2021-12-15 13:24:28,135 INFO L130 BoogieDeclarations]: Found specification of procedure reset_port [2021-12-15 13:24:28,135 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_port [2021-12-15 13:24:28,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:24:28,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:24:28,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:24:28,136 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2021-12-15 13:24:28,136 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2021-12-15 13:24:28,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:24:28,136 INFO L130 BoogieDeclarations]: Found specification of procedure register_test [2021-12-15 13:24:28,136 INFO L138 BoogieDeclarations]: Found implementation of procedure register_test [2021-12-15 13:24:28,136 INFO L130 BoogieDeclarations]: Found specification of procedure flush_buffer [2021-12-15 13:24:28,137 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_buffer [2021-12-15 13:24:28,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:24:28,137 INFO L130 BoogieDeclarations]: Found specification of procedure hangup [2021-12-15 13:24:28,137 INFO L138 BoogieDeclarations]: Found implementation of procedure hangup [2021-12-15 13:24:28,137 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:24:28,137 INFO L130 BoogieDeclarations]: Found specification of procedure bh_handler [2021-12-15 13:24:28,137 INFO L138 BoogieDeclarations]: Found implementation of procedure bh_handler [2021-12-15 13:24:28,137 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2021-12-15 13:24:28,138 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2021-12-15 13:24:28,138 INFO L130 BoogieDeclarations]: Found specification of procedure write_control_reg [2021-12-15 13:24:28,138 INFO L138 BoogieDeclarations]: Found implementation of procedure write_control_reg [2021-12-15 13:24:28,138 INFO L130 BoogieDeclarations]: Found specification of procedure put_char [2021-12-15 13:24:28,138 INFO L138 BoogieDeclarations]: Found implementation of procedure put_char [2021-12-15 13:24:28,138 INFO L130 BoogieDeclarations]: Found specification of procedure isr_timer [2021-12-15 13:24:28,138 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_timer [2021-12-15 13:24:28,138 INFO L130 BoogieDeclarations]: Found specification of procedure bh_transmit [2021-12-15 13:24:28,138 INFO L138 BoogieDeclarations]: Found implementation of procedure bh_transmit [2021-12-15 13:24:28,139 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-15 13:24:28,139 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-15 13:24:28,139 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_mode [2021-12-15 13:24:28,139 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_mode [2021-12-15 13:24:28,139 INFO L130 BoogieDeclarations]: Found specification of procedure send_xchar [2021-12-15 13:24:28,139 INFO L138 BoogieDeclarations]: Found implementation of procedure send_xchar [2021-12-15 13:24:28,139 INFO L130 BoogieDeclarations]: Found specification of procedure tiocmget [2021-12-15 13:24:28,139 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocmget [2021-12-15 13:24:28,139 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg16 [2021-12-15 13:24:28,140 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg16 [2021-12-15 13:24:28,140 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-15 13:24:28,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-15 13:24:28,140 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-15 13:24:28,140 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-15 13:24:28,140 INFO L130 BoogieDeclarations]: Found specification of procedure trace_block [2021-12-15 13:24:28,140 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_block [2021-12-15 13:24:28,140 INFO L130 BoogieDeclarations]: Found specification of procedure tty_lock [2021-12-15 13:24:28,140 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_lock [2021-12-15 13:24:28,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:24:28,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:24:28,141 INFO L130 BoogieDeclarations]: Found specification of procedure read_status_reg [2021-12-15 13:24:28,141 INFO L138 BoogieDeclarations]: Found implementation of procedure read_status_reg [2021-12-15 13:24:28,141 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:24:28,141 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:24:28,141 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2021-12-15 13:24:28,141 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2021-12-15 13:24:28,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:24:28,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:24:28,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:24:28,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:24:28,142 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2021-12-15 13:24:28,142 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2021-12-15 13:24:28,142 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:24:28,142 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:24:28,142 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-15 13:24:28,142 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-15 13:24:28,142 INFO L130 BoogieDeclarations]: Found specification of procedure irq_test [2021-12-15 13:24:28,143 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_test [2021-12-15 13:24:28,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_5 [2021-12-15 13:24:28,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_5 [2021-12-15 13:24:28,143 INFO L130 BoogieDeclarations]: Found specification of procedure flush_chars [2021-12-15 13:24:28,143 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_chars [2021-12-15 13:24:28,143 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2021-12-15 13:24:28,143 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2021-12-15 13:24:28,143 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:24:28,143 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:24:28,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:24:28,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:24:28,144 INFO L130 BoogieDeclarations]: Found specification of procedure tx_stop [2021-12-15 13:24:28,144 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_stop [2021-12-15 13:24:28,144 INFO L130 BoogieDeclarations]: Found specification of procedure sca_init [2021-12-15 13:24:28,144 INFO L138 BoogieDeclarations]: Found implementation of procedure sca_init [2021-12-15 13:24:28,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:24:28,144 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:24:28,144 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:24:28,144 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:24:28,145 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-15 13:24:28,145 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-15 13:24:28,145 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-12-15 13:24:28,145 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-12-15 13:24:28,145 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-12-15 13:24:28,145 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-12-15 13:24:28,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_4 [2021-12-15 13:24:28,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_4 [2021-12-15 13:24:28,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2021-12-15 13:24:28,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2021-12-15 13:24:28,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:24:28,146 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 13:24:28,146 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 13:24:28,146 INFO L130 BoogieDeclarations]: Found specification of procedure rx_free_frame_buffers [2021-12-15 13:24:28,146 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_free_frame_buffers [2021-12-15 13:24:28,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:24:28,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-15 13:24:28,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-15 13:24:28,146 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-15 13:24:28,147 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-15 13:24:28,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:24:28,147 INFO L130 BoogieDeclarations]: Found specification of procedure set_rate [2021-12-15 13:24:28,147 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rate [2021-12-15 13:24:28,147 INFO L130 BoogieDeclarations]: Found specification of procedure ioctl [2021-12-15 13:24:28,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ioctl [2021-12-15 13:24:28,147 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-15 13:24:28,147 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-15 13:24:28,147 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 13:24:28,148 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 13:24:28,148 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2021-12-15 13:24:28,148 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2021-12-15 13:24:28,148 INFO L130 BoogieDeclarations]: Found specification of procedure rx_stop [2021-12-15 13:24:28,148 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_stop [2021-12-15 13:24:28,148 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_test [2021-12-15 13:24:28,148 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_test [2021-12-15 13:24:28,148 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-12-15 13:24:28,148 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-12-15 13:24:28,148 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hung_up_p [2021-12-15 13:24:28,149 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hung_up_p [2021-12-15 13:24:28,149 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-15 13:24:28,149 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-15 13:24:28,149 INFO L130 BoogieDeclarations]: Found specification of procedure tx_set_idle [2021-12-15 13:24:28,149 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_set_idle [2021-12-15 13:24:28,149 INFO L130 BoogieDeclarations]: Found specification of procedure set_termios [2021-12-15 13:24:28,149 INFO L138 BoogieDeclarations]: Found implementation of procedure set_termios [2021-12-15 13:24:28,149 INFO L130 BoogieDeclarations]: Found specification of procedure write_room [2021-12-15 13:24:28,149 INFO L138 BoogieDeclarations]: Found implementation of procedure write_room [2021-12-15 13:24:28,150 INFO L130 BoogieDeclarations]: Found specification of procedure enable_loopback [2021-12-15 13:24:28,150 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_loopback [2021-12-15 13:24:28,150 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2021-12-15 13:24:28,150 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2021-12-15 13:24:28,150 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-15 13:24:28,150 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-15 13:24:28,150 INFO L130 BoogieDeclarations]: Found specification of procedure throttle [2021-12-15 13:24:28,150 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle [2021-12-15 13:24:28,150 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-15 13:24:28,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-15 13:24:28,151 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:24:28,151 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:24:28,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:24:28,151 INFO L130 BoogieDeclarations]: Found specification of procedure tx_load_dma_buffer [2021-12-15 13:24:28,151 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_load_dma_buffer [2021-12-15 13:24:28,151 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg16 [2021-12-15 13:24:28,151 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg16 [2021-12-15 13:24:28,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:24:28,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:24:28,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-15 13:24:28,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-15 13:24:28,152 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 13:24:28,152 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 13:24:28,152 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2021-12-15 13:24:28,152 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2021-12-15 13:24:28,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-15 13:24:28,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-15 13:24:28,152 INFO L130 BoogieDeclarations]: Found specification of procedure get_icount [2021-12-15 13:24:28,153 INFO L138 BoogieDeclarations]: Found implementation of procedure get_icount [2021-12-15 13:24:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure unthrottle [2021-12-15 13:24:28,153 INFO L138 BoogieDeclarations]: Found implementation of procedure unthrottle [2021-12-15 13:24:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure tx_release [2021-12-15 13:24:28,153 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_release [2021-12-15 13:24:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 13:24:28,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 13:24:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure rx_get_frame [2021-12-15 13:24:28,153 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_get_frame [2021-12-15 13:24:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure shutdown [2021-12-15 13:24:28,154 INFO L138 BoogieDeclarations]: Found implementation of procedure shutdown [2021-12-15 13:24:28,154 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-15 13:24:28,154 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-15 13:24:28,154 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2021-12-15 13:24:28,154 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2021-12-15 13:24:28,154 INFO L130 BoogieDeclarations]: Found specification of procedure get_signals [2021-12-15 13:24:28,154 INFO L138 BoogieDeclarations]: Found implementation of procedure get_signals [2021-12-15 13:24:28,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:24:28,154 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-12-15 13:24:28,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-12-15 13:24:28,155 INFO L130 BoogieDeclarations]: Found specification of procedure rx_start [2021-12-15 13:24:28,155 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_start [2021-12-15 13:24:28,155 INFO L130 BoogieDeclarations]: Found specification of procedure sanity_check [2021-12-15 13:24:28,155 INFO L138 BoogieDeclarations]: Found implementation of procedure sanity_check [2021-12-15 13:24:28,938 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:24:28,940 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:24:29,182 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:24:29,186 INFO L158 Benchmark]: Toolchain (without parser) took 4498.81ms. Allocated memory was 109.1MB in the beginning and 283.1MB in the end (delta: 174.1MB). Free memory was 77.9MB in the beginning and 148.2MB in the end (delta: -70.2MB). Peak memory consumption was 176.4MB. Max. memory is 16.1GB. [2021-12-15 13:24:29,187 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 90.2MB. Free memory was 49.4MB in the beginning and 49.3MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:24:29,187 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2677.97ms. Allocated memory was 109.1MB in the beginning and 207.6MB in the end (delta: 98.6MB). Free memory was 77.9MB in the beginning and 64.5MB in the end (delta: 13.5MB). Peak memory consumption was 119.6MB. Max. memory is 16.1GB. [2021-12-15 13:24:29,188 INFO L158 Benchmark]: Boogie Procedure Inliner took 335.99ms. Allocated memory was 207.6MB in the beginning and 283.1MB in the end (delta: 75.5MB). Free memory was 64.5MB in the beginning and 150.7MB in the end (delta: -86.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 13:24:29,188 INFO L158 Benchmark]: Boogie Preprocessor took 349.36ms. Allocated memory is still 283.1MB. Free memory was 150.7MB in the beginning and 150.9MB in the end (delta: -216.8kB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. [2021-12-15 13:24:29,189 INFO L158 Benchmark]: RCFGBuilder took 1131.54ms. Allocated memory is still 283.1MB. Free memory was 150.6MB in the beginning and 148.2MB in the end (delta: 2.4MB). Peak memory consumption was 74.0MB. Max. memory is 16.1GB. [2021-12-15 13:24:29,191 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 90.2MB. Free memory was 49.4MB in the beginning and 49.3MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2677.97ms. Allocated memory was 109.1MB in the beginning and 207.6MB in the end (delta: 98.6MB). Free memory was 77.9MB in the beginning and 64.5MB in the end (delta: 13.5MB). Peak memory consumption was 119.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 335.99ms. Allocated memory was 207.6MB in the beginning and 283.1MB in the end (delta: 75.5MB). Free memory was 64.5MB in the beginning and 150.7MB in the end (delta: -86.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 349.36ms. Allocated memory is still 283.1MB. Free memory was 150.7MB in the beginning and 150.9MB in the end (delta: -216.8kB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1131.54ms. Allocated memory is still 283.1MB. Free memory was 150.6MB in the beginning and 148.2MB in the end (delta: 2.4MB). Peak memory consumption was 74.0MB. 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 13:24:29,221 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--synclinkmp.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 2472cece0c5850e18a2b5f94d1cf0b687bb4a9cf075a19883fc5a2f42ed6c5a6 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:24:30,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:24:30,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:24:30,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:24:30,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:24:30,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:24:30,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:24:30,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:24:30,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:24:30,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:24:30,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:24:30,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:24:30,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:24:30,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:24:30,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:24:30,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:24:30,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:24:30,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:24:30,890 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:24:30,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:24:30,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:24:30,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:24:30,900 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:24:30,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:24:30,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:24:30,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:24:30,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:24:30,910 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:24:30,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:24:30,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:24:30,917 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:24:30,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:24:30,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:24:30,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:24:30,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:24:30,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:24:30,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:24:30,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:24:30,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:24:30,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:24:30,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:24:30,925 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:24:30,956 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:24:30,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:24:30,957 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:24:30,957 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:24:30,958 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:24:30,958 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:24:30,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:24:30,959 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:24:30,959 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:24:30,959 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:24:30,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:24:30,960 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:24:30,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:24:30,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:24:30,960 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:24:30,961 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:24:30,961 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:24:30,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:24:30,961 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:24:30,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:24:30,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:24:30,962 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:24:30,962 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:24:30,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:24:30,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:24:30,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:24:30,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:24:30,962 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:24:30,963 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:24:30,963 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:24:30,963 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:24:30,963 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:24:30,963 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:24:30,963 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:24:30,964 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2472cece0c5850e18a2b5f94d1cf0b687bb4a9cf075a19883fc5a2f42ed6c5a6 [2021-12-15 13:24:31,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:24:31,268 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:24:31,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:24:31,271 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:24:31,272 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:24:31,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--synclinkmp.ko-entry_point.cil.out.i [2021-12-15 13:24:31,319 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3db7c99e6/0d6a75055cdc4548a76d6b5cdccc6640/FLAG82c006c0f [2021-12-15 13:24:32,023 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:24:32,024 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--synclinkmp.ko-entry_point.cil.out.i [2021-12-15 13:24:32,059 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3db7c99e6/0d6a75055cdc4548a76d6b5cdccc6640/FLAG82c006c0f [2021-12-15 13:24:32,352 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3db7c99e6/0d6a75055cdc4548a76d6b5cdccc6640 [2021-12-15 13:24:32,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:24:32,355 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:24:32,357 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:24:32,357 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:24:32,360 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:24:32,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:24:32" (1/1) ... [2021-12-15 13:24:32,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4adc3acc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:32, skipping insertion in model container [2021-12-15 13:24:32,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:24:32" (1/1) ... [2021-12-15 13:24:32,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:24:32,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:24:34,599 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--synclinkmp.ko-entry_point.cil.out.i[431060,431073] [2021-12-15 13:24:34,676 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:24:34,713 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:24:34,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:24:35,217 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--synclinkmp.ko-entry_point.cil.out.i[431060,431073] [2021-12-15 13:24:35,225 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:24:35,240 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:24:35,745 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--synclinkmp.ko-entry_point.cil.out.i[431060,431073] [2021-12-15 13:24:35,752 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:24:35,884 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:24:35,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:35 WrapperNode [2021-12-15 13:24:35,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:24:35,886 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:24:35,886 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:24:35,887 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:24:35,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:35" (1/1) ... [2021-12-15 13:24:36,004 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:35" (1/1) ... [2021-12-15 13:24:36,166 INFO L137 Inliner]: procedures = 404, calls = 4006, calls flagged for inlining = 186, calls inlined = 180, statements flattened = 8926 [2021-12-15 13:24:36,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:24:36,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:24:36,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:24:36,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:24:36,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:35" (1/1) ... [2021-12-15 13:24:36,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:35" (1/1) ... [2021-12-15 13:24:36,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:35" (1/1) ... [2021-12-15 13:24:36,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:35" (1/1) ... [2021-12-15 13:24:36,345 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:35" (1/1) ... [2021-12-15 13:24:36,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:35" (1/1) ... [2021-12-15 13:24:36,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:35" (1/1) ... [2021-12-15 13:24:36,532 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:24:36,533 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:24:36,533 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:24:36,534 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:24:36,534 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:24:35" (1/1) ... [2021-12-15 13:24:36,539 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:24:36,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:24:36,556 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 13:24:36,574 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 13:24:36,598 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2021-12-15 13:24:36,598 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2021-12-15 13:24:36,598 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-15 13:24:36,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:24:36,599 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:24:36,599 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-15 13:24:36,599 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-15 13:24:36,599 INFO L130 BoogieDeclarations]: Found specification of procedure set_signals [2021-12-15 13:24:36,599 INFO L138 BoogieDeclarations]: Found implementation of procedure set_signals [2021-12-15 13:24:36,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-15 13:24:36,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-15 13:24:36,599 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_dma_bufs [2021-12-15 13:24:36,600 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_dma_bufs [2021-12-15 13:24:36,600 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_ioctl [2021-12-15 13:24:36,600 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_ioctl [2021-12-15 13:24:36,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:24:36,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:24:36,600 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2021-12-15 13:24:36,600 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2021-12-15 13:24:36,600 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2021-12-15 13:24:36,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2021-12-15 13:24:36,601 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2021-12-15 13:24:36,601 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2021-12-15 13:24:36,601 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-15 13:24:36,601 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-15 13:24:36,601 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-15 13:24:36,601 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-15 13:24:36,601 INFO L130 BoogieDeclarations]: Found specification of procedure chars_in_buffer [2021-12-15 13:24:36,601 INFO L138 BoogieDeclarations]: Found implementation of procedure chars_in_buffer [2021-12-15 13:24:36,601 INFO L130 BoogieDeclarations]: Found specification of procedure change_params [2021-12-15 13:24:36,602 INFO L138 BoogieDeclarations]: Found implementation of procedure change_params [2021-12-15 13:24:36,602 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2021-12-15 13:24:36,602 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_change_mtu [2021-12-15 13:24:36,602 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:24:36,603 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:24:36,603 INFO L130 BoogieDeclarations]: Found specification of procedure set_break [2021-12-15 13:24:36,603 INFO L138 BoogieDeclarations]: Found implementation of procedure set_break [2021-12-15 13:24:36,603 INFO L130 BoogieDeclarations]: Found specification of procedure tx_start [2021-12-15 13:24:36,603 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_start [2021-12-15 13:24:36,603 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-15 13:24:36,603 INFO L130 BoogieDeclarations]: Found specification of procedure startup [2021-12-15 13:24:36,604 INFO L138 BoogieDeclarations]: Found implementation of procedure startup [2021-12-15 13:24:36,604 INFO L130 BoogieDeclarations]: Found specification of procedure isr_io_pin [2021-12-15 13:24:36,604 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_io_pin [2021-12-15 13:24:36,604 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_frame_bufs [2021-12-15 13:24:36,604 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_frame_bufs [2021-12-15 13:24:36,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:24:36,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:24:36,605 INFO L130 BoogieDeclarations]: Found specification of procedure wait_until_sent [2021-12-15 13:24:36,605 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_until_sent [2021-12-15 13:24:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:24:36,606 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:24:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure synclinkmp_cleanup [2021-12-15 13:24:36,606 INFO L138 BoogieDeclarations]: Found implementation of procedure synclinkmp_cleanup [2021-12-15 13:24:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:24:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure dtr_rts [2021-12-15 13:24:36,606 INFO L138 BoogieDeclarations]: Found implementation of procedure dtr_rts [2021-12-15 13:24:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-15 13:24:36,607 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-15 13:24:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:24:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:24:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:24:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:24:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-15 13:24:36,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-15 13:24:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-12-15 13:24:36,608 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-12-15 13:24:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:24:36,608 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:24:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure tiocmset [2021-12-15 13:24:36,608 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocmset [2021-12-15 13:24:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-15 13:24:36,609 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-15 13:24:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-15 13:24:36,609 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-15 13:24:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_tx_timeout [2021-12-15 13:24:36,609 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_tx_timeout [2021-12-15 13:24:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 13:24:36,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 13:24:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure release_resources [2021-12-15 13:24:36,610 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resources [2021-12-15 13:24:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2021-12-15 13:24:36,610 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2021-12-15 13:24:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2021-12-15 13:24:36,610 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2021-12-15 13:24:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:24:36,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:24:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure install [2021-12-15 13:24:36,611 INFO L138 BoogieDeclarations]: Found implementation of procedure install [2021-12-15 13:24:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_destroy [2021-12-15 13:24:36,612 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_destroy [2021-12-15 13:24:36,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-15 13:24:36,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-15 13:24:36,612 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unlock [2021-12-15 13:24:36,613 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unlock [2021-12-15 13:24:36,613 INFO L130 BoogieDeclarations]: Found specification of procedure tx_load_fifo [2021-12-15 13:24:36,613 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_load_fifo [2021-12-15 13:24:36,613 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_tx_done [2021-12-15 13:24:36,613 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_tx_done [2021-12-15 13:24:36,613 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:24:36,613 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:24:36,613 INFO L130 BoogieDeclarations]: Found specification of procedure program_hw [2021-12-15 13:24:36,613 INFO L138 BoogieDeclarations]: Found implementation of procedure program_hw [2021-12-15 13:24:36,614 INFO L130 BoogieDeclarations]: Found specification of procedure carrier_raised [2021-12-15 13:24:36,614 INFO L138 BoogieDeclarations]: Found implementation of procedure carrier_raised [2021-12-15 13:24:36,614 INFO L130 BoogieDeclarations]: Found specification of procedure reset_port [2021-12-15 13:24:36,614 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_port [2021-12-15 13:24:36,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:24:36,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:24:36,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:24:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2021-12-15 13:24:36,615 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2021-12-15 13:24:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:24:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure register_test [2021-12-15 13:24:36,617 INFO L138 BoogieDeclarations]: Found implementation of procedure register_test [2021-12-15 13:24:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure flush_buffer [2021-12-15 13:24:36,618 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_buffer [2021-12-15 13:24:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:24:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure hangup [2021-12-15 13:24:36,619 INFO L138 BoogieDeclarations]: Found implementation of procedure hangup [2021-12-15 13:24:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:24:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:24:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:24:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure bh_handler [2021-12-15 13:24:36,624 INFO L138 BoogieDeclarations]: Found implementation of procedure bh_handler [2021-12-15 13:24:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:24:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2021-12-15 13:24:36,624 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2021-12-15 13:24:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure write_control_reg [2021-12-15 13:24:36,624 INFO L138 BoogieDeclarations]: Found implementation of procedure write_control_reg [2021-12-15 13:24:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure put_char [2021-12-15 13:24:36,624 INFO L138 BoogieDeclarations]: Found implementation of procedure put_char [2021-12-15 13:24:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure isr_timer [2021-12-15 13:24:36,624 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_timer [2021-12-15 13:24:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure bh_transmit [2021-12-15 13:24:36,625 INFO L138 BoogieDeclarations]: Found implementation of procedure bh_transmit [2021-12-15 13:24:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-15 13:24:36,625 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-15 13:24:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_mode [2021-12-15 13:24:36,625 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_mode [2021-12-15 13:24:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure send_xchar [2021-12-15 13:24:36,625 INFO L138 BoogieDeclarations]: Found implementation of procedure send_xchar [2021-12-15 13:24:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure tiocmget [2021-12-15 13:24:36,625 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocmget [2021-12-15 13:24:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg16 [2021-12-15 13:24:36,626 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg16 [2021-12-15 13:24:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-15 13:24:36,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-15 13:24:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-15 13:24:36,626 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-15 13:24:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:24:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure trace_block [2021-12-15 13:24:36,626 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_block [2021-12-15 13:24:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure tty_lock [2021-12-15 13:24:36,627 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_lock [2021-12-15 13:24:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:24:36,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:24:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure read_status_reg [2021-12-15 13:24:36,627 INFO L138 BoogieDeclarations]: Found implementation of procedure read_status_reg [2021-12-15 13:24:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:24:36,627 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:24:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:24:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2021-12-15 13:24:36,628 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2021-12-15 13:24:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:24:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:24:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:24:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:24:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:24:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:24:36,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:24:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2021-12-15 13:24:36,628 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2021-12-15 13:24:36,629 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:24:36,629 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:24:36,629 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-15 13:24:36,629 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-15 13:24:36,629 INFO L130 BoogieDeclarations]: Found specification of procedure irq_test [2021-12-15 13:24:36,629 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_test [2021-12-15 13:24:36,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_5 [2021-12-15 13:24:36,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_5 [2021-12-15 13:24:36,629 INFO L130 BoogieDeclarations]: Found specification of procedure flush_chars [2021-12-15 13:24:36,629 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_chars [2021-12-15 13:24:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2021-12-15 13:24:36,630 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2021-12-15 13:24:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:24:36,630 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:24:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:24:36,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:24:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure tx_stop [2021-12-15 13:24:36,630 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_stop [2021-12-15 13:24:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure sca_init [2021-12-15 13:24:36,630 INFO L138 BoogieDeclarations]: Found implementation of procedure sca_init [2021-12-15 13:24:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:24:36,631 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:24:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:24:36,631 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:24:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-15 13:24:36,631 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-15 13:24:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-12-15 13:24:36,631 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-12-15 13:24:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-12-15 13:24:36,631 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-12-15 13:24:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_4 [2021-12-15 13:24:36,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_4 [2021-12-15 13:24:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2021-12-15 13:24:36,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2021-12-15 13:24:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:24:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 13:24:36,632 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 13:24:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure rx_free_frame_buffers [2021-12-15 13:24:36,632 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_free_frame_buffers [2021-12-15 13:24:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:24:36,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-15 13:24:36,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-15 13:24:36,633 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-15 13:24:36,633 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-15 13:24:36,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:24:36,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:24:36,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:24:36,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:24:36,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:24:36,634 INFO L130 BoogieDeclarations]: Found specification of procedure set_rate [2021-12-15 13:24:36,634 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rate [2021-12-15 13:24:36,634 INFO L130 BoogieDeclarations]: Found specification of procedure ioctl [2021-12-15 13:24:36,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ioctl [2021-12-15 13:24:36,634 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-15 13:24:36,634 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-15 13:24:36,634 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 13:24:36,634 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 13:24:36,634 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2021-12-15 13:24:36,634 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2021-12-15 13:24:36,634 INFO L130 BoogieDeclarations]: Found specification of procedure rx_stop [2021-12-15 13:24:36,635 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_stop [2021-12-15 13:24:36,635 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_test [2021-12-15 13:24:36,635 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_test [2021-12-15 13:24:36,635 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-12-15 13:24:36,635 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-12-15 13:24:36,636 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hung_up_p [2021-12-15 13:24:36,638 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hung_up_p [2021-12-15 13:24:36,638 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-15 13:24:36,638 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-15 13:24:36,639 INFO L130 BoogieDeclarations]: Found specification of procedure tx_set_idle [2021-12-15 13:24:36,639 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_set_idle [2021-12-15 13:24:36,639 INFO L130 BoogieDeclarations]: Found specification of procedure set_termios [2021-12-15 13:24:36,639 INFO L138 BoogieDeclarations]: Found implementation of procedure set_termios [2021-12-15 13:24:36,639 INFO L130 BoogieDeclarations]: Found specification of procedure write_room [2021-12-15 13:24:36,639 INFO L138 BoogieDeclarations]: Found implementation of procedure write_room [2021-12-15 13:24:36,640 INFO L130 BoogieDeclarations]: Found specification of procedure enable_loopback [2021-12-15 13:24:36,640 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_loopback [2021-12-15 13:24:36,640 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2021-12-15 13:24:36,640 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2021-12-15 13:24:36,640 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-15 13:24:36,640 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-15 13:24:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure throttle [2021-12-15 13:24:36,641 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle [2021-12-15 13:24:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-15 13:24:36,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-15 13:24:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:24:36,641 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:24:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure tx_load_dma_buffer [2021-12-15 13:24:36,641 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_load_dma_buffer [2021-12-15 13:24:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg16 [2021-12-15 13:24:36,641 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg16 [2021-12-15 13:24:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:24:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:24:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:24:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:24:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:24:36,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:24:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-15 13:24:36,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-15 13:24:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 13:24:36,642 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 13:24:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2021-12-15 13:24:36,643 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2021-12-15 13:24:36,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-15 13:24:36,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-15 13:24:36,643 INFO L130 BoogieDeclarations]: Found specification of procedure get_icount [2021-12-15 13:24:36,643 INFO L138 BoogieDeclarations]: Found implementation of procedure get_icount [2021-12-15 13:24:36,643 INFO L130 BoogieDeclarations]: Found specification of procedure unthrottle [2021-12-15 13:24:36,643 INFO L138 BoogieDeclarations]: Found implementation of procedure unthrottle [2021-12-15 13:24:36,643 INFO L130 BoogieDeclarations]: Found specification of procedure tx_release [2021-12-15 13:24:36,643 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_release [2021-12-15 13:24:36,643 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 13:24:36,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 13:24:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure rx_get_frame [2021-12-15 13:24:36,644 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_get_frame [2021-12-15 13:24:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure shutdown [2021-12-15 13:24:36,644 INFO L138 BoogieDeclarations]: Found implementation of procedure shutdown [2021-12-15 13:24:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-15 13:24:36,644 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-15 13:24:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2021-12-15 13:24:36,644 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2021-12-15 13:24:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure get_signals [2021-12-15 13:24:36,644 INFO L138 BoogieDeclarations]: Found implementation of procedure get_signals [2021-12-15 13:24:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-12-15 13:24:36,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-12-15 13:24:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure rx_start [2021-12-15 13:24:36,645 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_start [2021-12-15 13:24:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure sanity_check [2021-12-15 13:24:36,645 INFO L138 BoogieDeclarations]: Found implementation of procedure sanity_check [2021-12-15 13:24:37,465 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:24:37,469 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:24:37,930 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:24:37,933 INFO L158 Benchmark]: Toolchain (without parser) took 5577.15ms. Allocated memory was 67.1MB in the beginning and 436.2MB in the end (delta: 369.1MB). Free memory was 40.4MB in the beginning and 241.5MB in the end (delta: -201.2MB). Peak memory consumption was 168.7MB. Max. memory is 16.1GB. [2021-12-15 13:24:37,933 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory was 47.6MB in the beginning and 47.6MB in the end (delta: 32.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:24:37,933 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3527.81ms. Allocated memory was 67.1MB in the beginning and 436.2MB in the end (delta: 369.1MB). Free memory was 40.2MB in the beginning and 291.2MB in the end (delta: -251.0MB). Peak memory consumption was 194.9MB. Max. memory is 16.1GB. [2021-12-15 13:24:37,934 INFO L158 Benchmark]: Boogie Procedure Inliner took 281.09ms. Allocated memory is still 436.2MB. Free memory was 290.1MB in the beginning and 240.8MB in the end (delta: 49.3MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-12-15 13:24:37,934 INFO L158 Benchmark]: Boogie Preprocessor took 363.92ms. Allocated memory is still 436.2MB. Free memory was 240.8MB in the beginning and 311.8MB in the end (delta: -71.0MB). Peak memory consumption was 95.8MB. Max. memory is 16.1GB. [2021-12-15 13:24:37,934 INFO L158 Benchmark]: RCFGBuilder took 1398.81ms. Allocated memory is still 436.2MB. Free memory was 311.8MB in the beginning and 241.5MB in the end (delta: 70.3MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2021-12-15 13:24:37,935 INFO L339 ainManager$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 67.1MB. Free memory was 47.6MB in the beginning and 47.6MB in the end (delta: 32.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3527.81ms. Allocated memory was 67.1MB in the beginning and 436.2MB in the end (delta: 369.1MB). Free memory was 40.2MB in the beginning and 291.2MB in the end (delta: -251.0MB). Peak memory consumption was 194.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 281.09ms. Allocated memory is still 436.2MB. Free memory was 290.1MB in the beginning and 240.8MB in the end (delta: 49.3MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 363.92ms. Allocated memory is still 436.2MB. Free memory was 240.8MB in the beginning and 311.8MB in the end (delta: -71.0MB). Peak memory consumption was 95.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1398.81ms. Allocated memory is still 436.2MB. Free memory was 311.8MB in the beginning and 241.5MB in the end (delta: 70.3MB). Peak memory consumption was 69.2MB. 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 13:24:37,969 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable