[INFO] fetching crate notmuch 0.8.0...
[INFO] testing notmuch-0.8.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate notmuch 0.8.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate notmuch 0.8.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate notmuch 0.8.0
[INFO] tweaked toml for crates.io crate notmuch 0.8.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate notmuch 0.8.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 138 packages to latest compatible versions
[INFO] [stderr]       Adding dirs v1.0.5 (available: v6.0.0)
[INFO] [stderr]       Adding from_variants v0.6.0 (available: v1.0.2)
[INFO] [stderr]       Adding gethostname v0.2.3 (available: v1.1.0)
[INFO] [stderr]       Adding lettre v0.9.6 (available: v0.11.19)
[INFO] [stderr]       Adding maildir v0.3.4 (available: v0.6.4)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85c21b89969519c37ee9cd2b4e05a5070d39d441c74751b11c9af2b81d5f4bf8
[INFO] running `Command { std: "docker" "start" "-a" "85c21b89969519c37ee9cd2b4e05a5070d39d441c74751b11c9af2b81d5f4bf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85c21b89969519c37ee9cd2b4e05a5070d39d441c74751b11c9af2b81d5f4bf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85c21b89969519c37ee9cd2b4e05a5070d39d441c74751b11c9af2b81d5f4bf8", kill_on_drop: false }`
[INFO] [stdout] 85c21b89969519c37ee9cd2b4e05a5070d39d441c74751b11c9af2b81d5f4bf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7dd82f2b37afb9602da24d1bef7022359463baf6a46f0b07baaa8c786f887942
[INFO] running `Command { std: "docker" "start" "-a" "7dd82f2b37afb9602da24d1bef7022359463baf6a46f0b07baaa8c786f887942", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling from_variants_impl v0.6.0
[INFO] [stderr]    Compiling from_variants v0.6.0
[INFO] [stderr]    Compiling notmuch v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `clippy`
[INFO] [stdout]  --> src/lib.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature = "clippy", feature(plugin))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default`, `v0_21`, `v0_26`, and `v0_32`
[INFO] [stdout]   = help: consider adding `clippy` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `clippy`
[INFO] [stdout]  --> src/lib.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(feature = "clippy", plugin(clippy))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default`, `v0_21`, `v0_26`, and `v0_32`
[INFO] [stdout]   = help: consider adding `clippy` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/messages.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/messages.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::DerefMut`
[INFO] [stdout]  --> src/messages.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::DerefMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `0.26`
[INFO] [stdout]   --> src/thread.rs:55:11
[INFO] [stdout]    |
[INFO] [stdout] 55 |     #[cfg(feature = "0.26")]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `v0_21`, `v0_26`, and `v0_32`
[INFO] [stdout]    = help: consider adding `0.26` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_escape]` attribute cannot be used on macro defs
[INFO] [stdout]  --> src/macros.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_escape]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = help: `#[macro_escape]` can be applied to crates, extern crates, and modules
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ToString` is never used
[INFO] [stdout]   --> src/utils.rs:40:11
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub trait ToString {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/config_list.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct ConfigList {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 13 |     ptr: Rc<ConfigListPtr>,
[INFO] [stdout] 14 |     owner: Database,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ConfigList` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/directory.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Directory {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 13 |     ptr: Rc<DirectoryPtr>,
[INFO] [stdout] 14 |     owner: Database,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Directory` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `child_directories` is never used
[INFO] [stdout]   --> src/directory.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl Directory {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn child_directories(&self) -> Filenames {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/filenames.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Directory(Directory),
[INFO] [stdout]    |     --------- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FilenamesOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 16 -     Directory(Directory),
[INFO] [stdout] 16 +     Directory(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/filenames.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Message(Message),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FilenamesOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     Message(Message),
[INFO] [stdout] 17 +     Message(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/filenames.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Filenames {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 31 |     ptr: Rc<FilenamesPtr>,
[INFO] [stdout] 32 |     owner: FilenamesOwner,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Filenames` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/index_opts.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct IndexOpts {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 20 |     pub(crate) ptr: Rc<IndexOptsPtr>,
[INFO] [stdout] 21 |     owner: Database,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IndexOpts` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/message.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Database(Database),
[INFO] [stdout]    |     -------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessageOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 22 -     Database(Database),
[INFO] [stdout] 22 +     Database(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/message.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Messages(Messages),
[INFO] [stdout]    |     -------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessageOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 23 -     Messages(Messages),
[INFO] [stdout] 23 +     Messages(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/message.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Thread(Thread),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessageOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 24 -     Thread(Thread),
[INFO] [stdout] 24 +     Thread(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/message.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Query(Query),
[INFO] [stdout]    |     ----- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessageOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 25 -     Query(Query),
[INFO] [stdout] 25 +     Query(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/message.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct Message {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 40 |     ptr: Rc<MessagePtr>,
[INFO] [stdout] 41 |     owner: Box<MessageOwner>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Message` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/message_properties.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct MessageProperties {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 19 |     ptr: Rc<MessagePropertiesPtr>,
[INFO] [stdout] 20 |     owner: Message,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessageProperties` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/messages.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Query(Query),
[INFO] [stdout]    |     ----- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessagesOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 16 -     Query(Query),
[INFO] [stdout] 16 +     Query(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/messages.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Message(Message),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessagesOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     Message(Message),
[INFO] [stdout] 17 +     Message(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/messages.rs:18:14
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Messages(Messages),
[INFO] [stdout]    |     -------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessagesOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 18 -     Messages(Messages),
[INFO] [stdout] 18 +     Messages(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/messages.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Thread(Thread),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessagesOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 19 -     Thread(Thread),
[INFO] [stdout] 19 +     Thread(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/messages.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct Messages {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 33 |     ptr: Rc<MessagesPtr>,
[INFO] [stdout] 34 |     owner: Box<MessagesOwner>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Messages` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/query.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Query{
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 24 |     ptr: Rc<QueryPtr>,
[INFO] [stdout] 25 |     owner: Box<Database>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Query` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tags.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Database(Database),
[INFO] [stdout]    |     -------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TagsOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     Database(Database),
[INFO] [stdout] 17 +     Database(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tags.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Message(Message),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TagsOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 18 -     Message(Message),
[INFO] [stdout] 18 +     Message(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tags.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Messages(Messages),
[INFO] [stdout]    |     -------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TagsOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 19 -     Messages(Messages),
[INFO] [stdout] 19 +     Messages(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tags.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Thread(Thread),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TagsOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 20 -     Thread(Thread),
[INFO] [stdout] 20 +     Thread(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/tags.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct Tags
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 44 |     owner: TagsOwner,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Tags` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/thread.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Query(Query),
[INFO] [stdout]    |     ----- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ThreadOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 16 -     Query(Query),
[INFO] [stdout] 16 +     Query(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/thread.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Threads(Threads),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ThreadOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     Threads(Threads),
[INFO] [stdout] 17 +     Threads(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/thread.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Thread {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 31 |     ptr: Rc<ThreadPtr>,
[INFO] [stdout] 32 |     owner: Box<ThreadOwner>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Thread` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/threads.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Query(Query),
[INFO] [stdout]    |     ----- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ThreadsOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 13 -     Query(Query),
[INFO] [stdout] 13 +     Query(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/threads.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Threads
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     owner: Box<ThreadsOwner>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Threads` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.20s
[INFO] running `Command { std: "docker" "inspect" "7dd82f2b37afb9602da24d1bef7022359463baf6a46f0b07baaa8c786f887942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dd82f2b37afb9602da24d1bef7022359463baf6a46f0b07baaa8c786f887942", kill_on_drop: false }`
[INFO] [stdout] 7dd82f2b37afb9602da24d1bef7022359463baf6a46f0b07baaa8c786f887942
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9c6e0b252df5792d00f828c0afdddbcd21b77f1f47788f4ac502c8819c398bd
[INFO] running `Command { std: "docker" "start" "-a" "d9c6e0b252df5792d00f828c0afdddbcd21b77f1f47788f4ac502c8819c398bd", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling ascii_utils v0.9.3
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling quoted_printable v0.4.8
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling charset v0.1.5
[INFO] [stderr]    Compiling fast_chemail v0.9.6
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling mailparse v0.10.4
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling gethostname v0.2.3
[INFO] [stdout] warning: unexpected `cfg` condition value: `clippy`
[INFO] [stdout]  --> src/lib.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature = "clippy", feature(plugin))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default`, `v0_21`, `v0_26`, and `v0_32`
[INFO] [stdout]   = help: consider adding `clippy` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `clippy`
[INFO] [stdout]  --> src/lib.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(feature = "clippy", plugin(clippy))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default`, `v0_21`, `v0_26`, and `v0_32`
[INFO] [stdout]   = help: consider adding `clippy` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/messages.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/messages.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::DerefMut`
[INFO] [stdout]  --> src/messages.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::DerefMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `0.26`
[INFO] [stdout]   --> src/thread.rs:55:11
[INFO] [stdout]    |
[INFO] [stdout] 55 |     #[cfg(feature = "0.26")]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `v0_21`, `v0_26`, and `v0_32`
[INFO] [stdout]    = help: consider adding `0.26` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_escape]` attribute cannot be used on macro defs
[INFO] [stdout]  --> src/macros.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_escape]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = help: `#[macro_escape]` can be applied to crates, extern crates, and modules
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ToString` is never used
[INFO] [stdout]   --> src/utils.rs:40:11
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub trait ToString {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/config_list.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct ConfigList {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 13 |     ptr: Rc<ConfigListPtr>,
[INFO] [stdout] 14 |     owner: Database,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ConfigList` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/directory.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Directory {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 13 |     ptr: Rc<DirectoryPtr>,
[INFO] [stdout] 14 |     owner: Database,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Directory` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `child_directories` is never used
[INFO] [stdout]   --> src/directory.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl Directory {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn child_directories(&self) -> Filenames {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/filenames.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Directory(Directory),
[INFO] [stdout]    |     --------- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FilenamesOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 16 -     Directory(Directory),
[INFO] [stdout] 16 +     Directory(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/filenames.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Message(Message),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FilenamesOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     Message(Message),
[INFO] [stdout] 17 +     Message(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/filenames.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Filenames {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 31 |     ptr: Rc<FilenamesPtr>,
[INFO] [stdout] 32 |     owner: FilenamesOwner,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Filenames` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/index_opts.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct IndexOpts {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 20 |     pub(crate) ptr: Rc<IndexOptsPtr>,
[INFO] [stdout] 21 |     owner: Database,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IndexOpts` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/message.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Database(Database),
[INFO] [stdout]    |     -------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessageOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 22 -     Database(Database),
[INFO] [stdout] 22 +     Database(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/message.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Messages(Messages),
[INFO] [stdout]    |     -------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessageOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 23 -     Messages(Messages),
[INFO] [stdout] 23 +     Messages(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/message.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Thread(Thread),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessageOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 24 -     Thread(Thread),
[INFO] [stdout] 24 +     Thread(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/message.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Query(Query),
[INFO] [stdout]    |     ----- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessageOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 25 -     Query(Query),
[INFO] [stdout] 25 +     Query(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/message.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct Message {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 40 |     ptr: Rc<MessagePtr>,
[INFO] [stdout] 41 |     owner: Box<MessageOwner>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Message` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/message_properties.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct MessageProperties {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 19 |     ptr: Rc<MessagePropertiesPtr>,
[INFO] [stdout] 20 |     owner: Message,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessageProperties` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/messages.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Query(Query),
[INFO] [stdout]    |     ----- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessagesOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 16 -     Query(Query),
[INFO] [stdout] 16 +     Query(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/messages.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Message(Message),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessagesOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     Message(Message),
[INFO] [stdout] 17 +     Message(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/messages.rs:18:14
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Messages(Messages),
[INFO] [stdout]    |     -------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessagesOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 18 -     Messages(Messages),
[INFO] [stdout] 18 +     Messages(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/messages.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Thread(Thread),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessagesOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 19 -     Thread(Thread),
[INFO] [stdout] 19 +     Thread(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/messages.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct Messages {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 33 |     ptr: Rc<MessagesPtr>,
[INFO] [stdout] 34 |     owner: Box<MessagesOwner>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Messages` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/query.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Query{
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 24 |     ptr: Rc<QueryPtr>,
[INFO] [stdout] 25 |     owner: Box<Database>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Query` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tags.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Database(Database),
[INFO] [stdout]    |     -------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TagsOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     Database(Database),
[INFO] [stdout] 17 +     Database(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tags.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Message(Message),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TagsOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 18 -     Message(Message),
[INFO] [stdout] 18 +     Message(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tags.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Messages(Messages),
[INFO] [stdout]    |     -------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TagsOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 19 -     Messages(Messages),
[INFO] [stdout] 19 +     Messages(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tags.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Thread(Thread),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TagsOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 20 -     Thread(Thread),
[INFO] [stdout] 20 +     Thread(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/tags.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct Tags
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 44 |     owner: TagsOwner,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Tags` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/thread.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Query(Query),
[INFO] [stdout]    |     ----- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ThreadOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 16 -     Query(Query),
[INFO] [stdout] 16 +     Query(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/thread.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Threads(Threads),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ThreadOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     Threads(Threads),
[INFO] [stdout] 17 +     Threads(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/thread.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Thread {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 31 |     ptr: Rc<ThreadPtr>,
[INFO] [stdout] 32 |     owner: Box<ThreadOwner>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Thread` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/threads.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Query(Query),
[INFO] [stdout]    |     ----- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ThreadsOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 13 -     Query(Query),
[INFO] [stdout] 13 +     Query(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/threads.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Threads
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     owner: Box<ThreadsOwner>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Threads` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling email v0.0.20
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling maildir v0.3.4
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling lettre v0.9.6
[INFO] [stderr]    Compiling lettre_email v0.9.4
[INFO] [stderr]    Compiling notmuch v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `clippy`
[INFO] [stdout]  --> src/lib.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature = "clippy", feature(plugin))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default`, `v0_21`, `v0_26`, and `v0_32`
[INFO] [stdout]   = help: consider adding `clippy` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `clippy`
[INFO] [stdout]  --> src/lib.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(feature = "clippy", plugin(clippy))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default`, `v0_21`, `v0_26`, and `v0_32`
[INFO] [stdout]   = help: consider adding `clippy` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/messages.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/messages.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::DerefMut`
[INFO] [stdout]  --> src/messages.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::DerefMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/messages.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |     use std::rc::Rc;
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `0.26`
[INFO] [stdout]   --> src/thread.rs:55:11
[INFO] [stdout]    |
[INFO] [stdout] 55 |     #[cfg(feature = "0.26")]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `v0_21`, `v0_26`, and `v0_32`
[INFO] [stdout]    = help: consider adding `0.26` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> tests/test_message.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> tests/test_query.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_escape]` attribute cannot be used on macro defs
[INFO] [stdout]  --> src/macros.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_escape]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = help: `#[macro_escape]` can be applied to crates, extern crates, and modules
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `database::Database::open`: Replaced with `open_with_config`
[INFO] [stdout]    --> src/messages.rs:109:35
[INFO] [stdout]     |
[INFO] [stdout] 109 |         match database::Database::open(&String::new(), database::DatabaseMode::ReadOnly) {
[INFO] [stdout]     |                                   ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `notmuch::Database::open`: Replaced with `open_with_config`
[INFO] [stdout]    --> tests/test_database.rs:271:43
[INFO] [stdout]     |
[INFO] [stdout] 271 |         let database = notmuch::Database::open(&mailbox.path(), notmuch::DatabaseMode::ReadWrite).unwrap();
[INFO] [stdout]     |                                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `notmuch::Database::open`: Replaced with `open_with_config`
[INFO] [stdout]   --> tests/test_query.rs:88:43
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let database = notmuch::Database::open(&mailbox.path(), notmuch::DatabaseMode::ReadWrite).unwrap();
[INFO] [stdout]    |                                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `notmuch::Database::open`: Replaced with `open_with_config`
[INFO] [stdout]   --> tests/test_tags.rs:33:43
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let database = notmuch::Database::open(
[INFO] [stdout]    |                                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `notmuch::Database::open`: Replaced with `open_with_config`
[INFO] [stdout]   --> tests/test_tags.rs:68:32
[INFO] [stdout]    |
[INFO] [stdout] 68 |             notmuch::Database::open(&tagset.mailbox.path(), notmuch::DatabaseMode::ReadOnly)
[INFO] [stdout]    |                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `notmuch::Database::open`: Replaced with `open_with_config`
[INFO] [stdout]   --> tests/test_thread.rs:47:36
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 notmuch::Database::open(&mailbox.path(), notmuch::DatabaseMode::ReadWrite).unwrap();
[INFO] [stdout]    |                                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ToString` is never used
[INFO] [stdout]   --> src/utils.rs:40:11
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub trait ToString {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/config_list.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct ConfigList {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 13 |     ptr: Rc<ConfigListPtr>,
[INFO] [stdout] 14 |     owner: Database,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ConfigList` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/directory.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Directory {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 13 |     ptr: Rc<DirectoryPtr>,
[INFO] [stdout] 14 |     owner: Database,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Directory` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `child_directories` is never used
[INFO] [stdout]   --> src/directory.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl Directory {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn child_directories(&self) -> Filenames {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/filenames.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Directory(Directory),
[INFO] [stdout]    |     --------- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FilenamesOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 16 -     Directory(Directory),
[INFO] [stdout] 16 +     Directory(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/filenames.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Message(Message),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FilenamesOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     Message(Message),
[INFO] [stdout] 17 +     Message(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/filenames.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Filenames {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 31 |     ptr: Rc<FilenamesPtr>,
[INFO] [stdout] 32 |     owner: FilenamesOwner,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Filenames` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/index_opts.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct IndexOpts {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 20 |     pub(crate) ptr: Rc<IndexOptsPtr>,
[INFO] [stdout] 21 |     owner: Database,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IndexOpts` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/message.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Database(Database),
[INFO] [stdout]    |     -------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessageOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 22 -     Database(Database),
[INFO] [stdout] 22 +     Database(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/message.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Messages(Messages),
[INFO] [stdout]    |     -------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessageOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 23 -     Messages(Messages),
[INFO] [stdout] 23 +     Messages(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/message.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Thread(Thread),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessageOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 24 -     Thread(Thread),
[INFO] [stdout] 24 +     Thread(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/message.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Query(Query),
[INFO] [stdout]    |     ----- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessageOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 25 -     Query(Query),
[INFO] [stdout] 25 +     Query(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/message.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct Message {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 40 |     ptr: Rc<MessagePtr>,
[INFO] [stdout] 41 |     owner: Box<MessageOwner>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Message` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/message_properties.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct MessageProperties {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 19 |     ptr: Rc<MessagePropertiesPtr>,
[INFO] [stdout] 20 |     owner: Message,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessageProperties` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/messages.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Query(Query),
[INFO] [stdout]    |     ----- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessagesOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 16 -     Query(Query),
[INFO] [stdout] 16 +     Query(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/messages.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Message(Message),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessagesOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     Message(Message),
[INFO] [stdout] 17 +     Message(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/messages.rs:18:14
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Messages(Messages),
[INFO] [stdout]    |     -------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessagesOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 18 -     Messages(Messages),
[INFO] [stdout] 18 +     Messages(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/messages.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Thread(Thread),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessagesOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 19 -     Thread(Thread),
[INFO] [stdout] 19 +     Thread(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/messages.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct Messages {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 33 |     ptr: Rc<MessagesPtr>,
[INFO] [stdout] 34 |     owner: Box<MessagesOwner>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Messages` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/query.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Query{
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 24 |     ptr: Rc<QueryPtr>,
[INFO] [stdout] 25 |     owner: Box<Database>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Query` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tags.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Database(Database),
[INFO] [stdout]    |     -------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TagsOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     Database(Database),
[INFO] [stdout] 17 +     Database(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tags.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Message(Message),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TagsOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 18 -     Message(Message),
[INFO] [stdout] 18 +     Message(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tags.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Messages(Messages),
[INFO] [stdout]    |     -------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TagsOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 19 -     Messages(Messages),
[INFO] [stdout] 19 +     Messages(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tags.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Thread(Thread),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TagsOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 20 -     Thread(Thread),
[INFO] [stdout] 20 +     Thread(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/tags.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct Tags
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 44 |     owner: TagsOwner,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Tags` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/thread.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Query(Query),
[INFO] [stdout]    |     ----- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ThreadOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 16 -     Query(Query),
[INFO] [stdout] 16 +     Query(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/thread.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Threads(Threads),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ThreadOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     Threads(Threads),
[INFO] [stdout] 17 +     Threads(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/thread.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Thread {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 31 |     ptr: Rc<ThreadPtr>,
[INFO] [stdout] 32 |     owner: Box<ThreadOwner>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Thread` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/threads.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Query(Query),
[INFO] [stdout]    |     ----- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ThreadsOwner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 13 -     Query(Query),
[INFO] [stdout] 13 +     Query(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `owner` is never read
[INFO] [stdout]   --> src/threads.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Threads
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     owner: Box<ThreadsOwner>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Threads` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mailbox` is never read
[INFO] [stdout]    --> tests/test_database.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 252 | struct DatabaseFixture {
[INFO] [stdout]     |        --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 256 |     pub mailbox: MailBox,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mailbox` is never read
[INFO] [stdout]  --> tests/test_message.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct MessageFixture {
[INFO] [stdout]   |        -------------- field in this struct
[INFO] [stdout] 6 |     // Return a single thread with 2 messages
[INFO] [stdout] 7 |     pub mailbox: MailBox,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mailbox` is never read
[INFO] [stdout]  --> tests/test_query.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct QueryFixture {
[INFO] [stdout]   |        ------------ field in this struct
[INFO] [stdout] 5 |     pub mailbox: MailBox,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mailbox` is never read
[INFO] [stdout]  --> tests/test_thread.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct ThreadFixture {
[INFO] [stdout]   |        ------------- field in this struct
[INFO] [stdout] 4 |     // Return a single thread with 2 messages
[INFO] [stdout] 5 |     pub mailbox: MailBox,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/tmp/rustcge79bd/symbols.o" "<3 object files omitted>" "-Wl,--as-needed" "-Wl,-Bdynamic" "-lnotmuch" "-Wl,-Bstatic" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/debug/deps/{liblibc-e2775a15e5abc6fd,libfrom_variants-e00b23588ae7b177}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustcge79bd/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/notmuch-46269b56612548f4" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: unable to find library -lnotmuch
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `notmuch` (lib test) due to 1 previous error; 39 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/tmp/rustckoQrau/symbols.o" "<9 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/debug/deps/{libtempfile-1809a39ad197a360,libgetrandom-943b1f3832e4b7bc,libfastrand-503f12a96d791409,librustix-e4c52e4f903aa0c4,liblinux_raw_sys-693dbac71fe04287,libnotmuch-baa132a85b140b8c,libfrom_variants-e00b23588ae7b177,libmaildir-e991063617e6d4f5,libnix-97941f75e3d4c997,libvoid-c8c62e9ffd6f4978,libcfg_if-7e9efee4241be1ca,libbitflags-e2b4db6c651223da,libmailparse-fbfcfb906c674392,libquoted_printable-24596657839d31cb,libcharset-d685b2ac1b50ce45,libencoding_rs-cc14b3dbbd1394c4,libbase64-eba67f1c2c4da4a1,liblettre_email-0ef9e75b3ca48535,libuuid-f14fb85f830d60bd,librand-58810cba66bc86b7,librand_xorshift-14e9b45bdf59ad1d,librand_pcg-e9528f8dfe279d43,librand_hc-8c6bc8b58dca19e2,librand_chacha-8349b7f8676f64e7,librand_isaac-d86d4a8db0c58845,librand_core-a81fe7808f612aa2,librand_os-4bebd4bd4532edc0,librand_jitter-7a2811bedef919f4,librand_core-071c4ecd390d5ba3,libtime-21b02a6d7ab02e1a,libmime-4b44681fdb2c65f7,libemail-76399ad11993fb97,liblazy_static-b3603208c0de2608,librand-f765a919687808fc,libchrono-93fa291e31182156,libiana_time_zone-54997521cde77023,libnum_traits-6a9f211205bd6663,libencoding-12cd434b271d2a34,libencoding_index_tradchinese-103ea0db005794df,libencoding_index_simpchinese-0f28173b02550510,libencoding_index_japanese-e831acb7dcb52763,libencoding_index_korean-78858c5b57d45170,libencoding_index_singlebyte-91b4ce467b9b7660,libbase64-52d0e335df9f8e87,libsafemem-698baee350018e8c,liblettre-9b7a552afb4c0e16,libserde_json-a7e4773c7c619128,libitoa-6b76ec393d6a2c41,libryu-0ea4bafc9bef6d8b,libfast_chemail-69280e1b1322c231,libascii_utils-b86f7828263ac532,libserde-37646bd4e49bfacd,libserde_core-89637146ece38bd9,libnom-9c01987d6f084134,libmemchr-5fd09d2ea5922a66,libnative_tls-508586191b1bbf3d,libopenssl_probe-cbab9b905ab83f66,libopenssl-48861f6773d59ef1,libonce_cell-0ba6aecba7086d38,libbitflags-9710438662028847,libcfg_if-5af52f617df93f8f,libforeign_types-0d5385f641bbbadd,libforeign_types_shared-1d09a6084921ca40,libopenssl_sys-c15d41620109f91e,liblog-45f74354a8b36c20,libhostname-b1e77c8ac8f4a014,libbufstream-cf227641efe514c2,libbase64-10ce4d4134a74520,libbyteorder-1efcbe4f07366651,libgethostname-e96a1f00019348a9,libdirs-a7170126e19d14e3,liblibc-e2775a15e5abc6fd}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lnotmuch" "-lssl" "-lcrypto" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustckoQrau/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/tests-ae13bfd04dd37255" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: unable to find library -lnotmuch
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `notmuch` (test "tests") due to 1 previous error; 11 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d9c6e0b252df5792d00f828c0afdddbcd21b77f1f47788f4ac502c8819c398bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9c6e0b252df5792d00f828c0afdddbcd21b77f1f47788f4ac502c8819c398bd", kill_on_drop: false }`
[INFO] [stdout] d9c6e0b252df5792d00f828c0afdddbcd21b77f1f47788f4ac502c8819c398bd
