[INFO] fetching crate bar-config 0.2.1... [INFO] testing bar-config-0.2.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate bar-config 0.2.1 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate bar-config 0.2.1 [INFO] finished tweaking crates.io crate bar-config 0.2.1 [INFO] tweaked toml for crates.io crate bar-config 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate bar-config 0.2.1 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 87 packages to latest compatible versions [INFO] [stderr] Adding dirs v1.0.5 (available: v6.0.0) [INFO] [stderr] Adding serde_yaml v0.8.26 (available: v0.9.34+deprecated) [INFO] [stderr] Adding time v0.1.45 (available: v0.3.44) [INFO] [stderr] Adding tokio v0.1.22 (available: v1.48.0) [INFO] [stderr] Adding toml v0.4.10 (available: v0.9.8) [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: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d5ecda837c24c2ffea378e6db42df8c2814c7be6c0cc1e2e4d9b563ce80b774b [INFO] running `Command { std: "docker" "start" "-a" "d5ecda837c24c2ffea378e6db42df8c2814c7be6c0cc1e2e4d9b563ce80b774b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d5ecda837c24c2ffea378e6db42df8c2814c7be6c0cc1e2e4d9b563ce80b774b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5ecda837c24c2ffea378e6db42df8c2814c7be6c0cc1e2e4d9b563ce80b774b", kill_on_drop: false }` [INFO] [stdout] d5ecda837c24c2ffea378e6db42df8c2814c7be6c0cc1e2e4d9b563ce80b774b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 11da7a45b1198dfda45b3019ede6ec7de92ca731d0f767481f581f00e4fe10dc [INFO] running `Command { std: "docker" "start" "-a" "11da7a45b1198dfda45b3019ede6ec7de92ca731d0f767481f581f00e4fe10dc", kill_on_drop: false }` [INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling num_cpus v1.17.0 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling quote v1.0.42 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling time v0.1.45 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling serde_yaml v0.8.26 [INFO] [stderr] Compiling tokio-uds v0.2.7 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling bar-config v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/bar.rs:342:20 [INFO] [stdout] | [INFO] [stdout] 342 | #[cfg_attr(feature = "cargo-clippy", allow(ifs_same_cond))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `json-fmt`, `serde_json`, `serde_yaml`, `toml`, and `toml-fmt` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/config.rs:53:23 [INFO] [stdout] | [INFO] [stdout] 53 | pub left: Vec>, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 53 | pub left: Vec>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/config.rs:55:25 [INFO] [stdout] | [INFO] [stdout] 55 | pub center: Vec>, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 55 | pub center: Vec>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/config.rs:57:24 [INFO] [stdout] | [INFO] [stdout] 57 | pub right: Vec>, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 57 | pub right: Vec>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/components/mod.rs:24:39 [INFO] [stdout] | [INFO] [stdout] 24 | pub(crate) type ComponentStream = Box + Send>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 24 | pub(crate) type ComponentStream = Box + Send>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bar.rs:226:47 [INFO] [stdout] | [INFO] [stdout] 226 | let mut notify = |comps: &mut Vec>| { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 226 | let mut notify = |comps: &mut Vec>| { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bar.rs:273:57 [INFO] [stdout] | [INFO] [stdout] 273 | let update_comps = |comps: &mut Vec>| { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 273 | let update_comps = |comps: &mut Vec>| { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `error_count` is never read [INFO] [stdout] --> src/bar.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 42 | pub struct Bar { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 43 | error_count: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Bar` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/bar.rs:191:17 [INFO] [stdout] | [INFO] [stdout] 191 | pub fn lock(&self) -> MutexGuard { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 191 | pub fn lock(&self) -> MutexGuard<'_, Config> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.13s [INFO] running `Command { std: "docker" "inspect" "11da7a45b1198dfda45b3019ede6ec7de92ca731d0f767481f581f00e4fe10dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11da7a45b1198dfda45b3019ede6ec7de92ca731d0f767481f581f00e4fe10dc", kill_on_drop: false }` [INFO] [stdout] 11da7a45b1198dfda45b3019ede6ec7de92ca731d0f767481f581f00e4fe10dc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7e42e7449654a0cdffe6c1d5f41d3354e4db0b548ad0a49e008fdba274bda06b [INFO] running `Command { std: "docker" "start" "-a" "7e42e7449654a0cdffe6c1d5f41d3354e4db0b548ad0a49e008fdba274bda06b", kill_on_drop: false }` [INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/bar.rs:342:20 [INFO] [stdout] | [INFO] [stdout] 342 | #[cfg_attr(feature = "cargo-clippy", allow(ifs_same_cond))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `json-fmt`, `serde_json`, `serde_yaml`, `toml`, and `toml-fmt` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/config.rs:53:23 [INFO] [stdout] | [INFO] [stdout] 53 | pub left: Vec>, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 53 | pub left: Vec>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/config.rs:55:25 [INFO] [stdout] | [INFO] [stdout] 55 | pub center: Vec>, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 55 | pub center: Vec>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/config.rs:57:24 [INFO] [stdout] | [INFO] [stdout] 57 | pub right: Vec>, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 57 | pub right: Vec>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/components/mod.rs:24:39 [INFO] [stdout] | [INFO] [stdout] 24 | pub(crate) type ComponentStream = Box + Send>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 24 | pub(crate) type ComponentStream = Box + Send>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bar.rs:226:47 [INFO] [stdout] | [INFO] [stdout] 226 | let mut notify = |comps: &mut Vec>| { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 226 | let mut notify = |comps: &mut Vec>| { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling bar-config v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bar.rs:273:57 [INFO] [stdout] | [INFO] [stdout] 273 | let update_comps = |comps: &mut Vec>| { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 273 | let update_comps = |comps: &mut Vec>| { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `error_count` is never read [INFO] [stdout] --> src/bar.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 42 | pub struct Bar { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 43 | error_count: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Bar` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/bar.rs:191:17 [INFO] [stdout] | [INFO] [stdout] 191 | pub fn lock(&self) -> MutexGuard { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 191 | pub fn lock(&self) -> MutexGuard<'_, Config> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/bar.rs:342:20 [INFO] [stdout] | [INFO] [stdout] 342 | #[cfg_attr(feature = "cargo-clippy", allow(ifs_same_cond))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `json-fmt`, `serde_json`, `serde_yaml`, `toml`, and `toml-fmt` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/config.rs:53:23 [INFO] [stdout] | [INFO] [stdout] 53 | pub left: Vec>, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 53 | pub left: Vec>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/config.rs:55:25 [INFO] [stdout] | [INFO] [stdout] 55 | pub center: Vec>, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 55 | pub center: Vec>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/config.rs:57:24 [INFO] [stdout] | [INFO] [stdout] 57 | pub right: Vec>, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 57 | pub right: Vec>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/components/mod.rs:24:39 [INFO] [stdout] | [INFO] [stdout] 24 | pub(crate) type ComponentStream = Box + Send>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 24 | pub(crate) type ComponentStream = Box + Send>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bar.rs:226:47 [INFO] [stdout] | [INFO] [stdout] 226 | let mut notify = |comps: &mut Vec>| { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 226 | let mut notify = |comps: &mut Vec>| { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bar.rs:273:57 [INFO] [stdout] | [INFO] [stdout] 273 | let update_comps = |comps: &mut Vec>| { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 273 | let update_comps = |comps: &mut Vec>| { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `error_count` is never read [INFO] [stdout] --> src/bar.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 42 | pub struct Bar { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 43 | error_count: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Bar` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/bar.rs:191:17 [INFO] [stdout] | [INFO] [stdout] 191 | pub fn lock(&self) -> MutexGuard { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 191 | pub fn lock(&self) -> MutexGuard<'_, Config> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.92s [INFO] running `Command { std: "docker" "inspect" "7e42e7449654a0cdffe6c1d5f41d3354e4db0b548ad0a49e008fdba274bda06b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e42e7449654a0cdffe6c1d5f41d3354e4db0b548ad0a49e008fdba274bda06b", kill_on_drop: false }` [INFO] [stdout] 7e42e7449654a0cdffe6c1d5f41d3354e4db0b548ad0a49e008fdba274bda06b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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", kill_on_drop: false }` [INFO] [stdout] 5a40cd4c262f0316a948067ba6acce9793ea5b7fd751f927bb1a315c535075d1 [INFO] running `Command { std: "docker" "start" "-a" "5a40cd4c262f0316a948067ba6acce9793ea5b7fd751f927bb1a315c535075d1", kill_on_drop: false }` [INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] [stderr] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stderr] --> src/bar.rs:342:20 [INFO] [stderr] | [INFO] [stderr] 342 | #[cfg_attr(feature = "cargo-clippy", allow(ifs_same_cond))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: expected values for `feature` are: `default`, `json-fmt`, `serde_json`, `serde_yaml`, `toml`, and `toml-fmt` [INFO] [stderr] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/config.rs:53:23 [INFO] [stderr] | [INFO] [stderr] 53 | pub left: Vec>, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 53 | pub left: Vec>, [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/config.rs:55:25 [INFO] [stderr] | [INFO] [stderr] 55 | pub center: Vec>, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 55 | pub center: Vec>, [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/config.rs:57:24 [INFO] [stderr] | [INFO] [stderr] 57 | pub right: Vec>, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 57 | pub right: Vec>, [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/components/mod.rs:24:39 [INFO] [stderr] | [INFO] [stderr] 24 | pub(crate) type ComponentStream = Box + Send>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 24 | pub(crate) type ComponentStream = Box + Send>; [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bar.rs:226:47 [INFO] [stderr] | [INFO] [stderr] 226 | let mut notify = |comps: &mut Vec>| { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 226 | let mut notify = |comps: &mut Vec>| { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bar.rs:273:57 [INFO] [stderr] | [INFO] [stderr] 273 | let update_comps = |comps: &mut Vec>| { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 273 | let update_comps = |comps: &mut Vec>| { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: field `error_count` is never read [INFO] [stderr] --> src/bar.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 42 | pub struct Bar { [INFO] [stderr] | --- field in this struct [INFO] [stderr] 43 | error_count: usize, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Bar` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/bar.rs:191:17 [INFO] [stderr] | [INFO] [stderr] 191 | pub fn lock(&self) -> MutexGuard { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 191 | pub fn lock(&self) -> MutexGuard<'_, Config> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `bar-config` (lib) generated 9 warnings (run `cargo fix --lib -p bar-config` to apply 7 suggestions) [INFO] [stderr] warning: `bar-config` (lib test) generated 9 warnings (9 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bar_config-ba16cd7ddc808d30) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/bar.rs (/opt/rustwide/target/debug/deps/bar-b4780986b863ff42) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test load_config ... ok [INFO] [stdout] test undynamic_component ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests bar_config [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test src/bar.rs - bar::Bar::recv (line 106) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 18) - compile ... ok [INFO] [stdout] test src/bar.rs - bar::config_file (line 330) ... ok [INFO] [stdout] test src/event.rs - event (line 10) ... ok [INFO] [stdout] test src/bar.rs - bar::Bar::try_recv (line 137) ... ok [INFO] [stdout] test src/bar.rs - bar::Bar::load (line 63) ... ok [INFO] [stdout] test src/bar.rs - bar::Bar::notify (line 204) ... ok [INFO] [stdout] test src/bar.rs - bar::Bar::lock (line 174) ... ok [INFO] [stdout] test src/config.rs - config (line 8) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.09s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5a40cd4c262f0316a948067ba6acce9793ea5b7fd751f927bb1a315c535075d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a40cd4c262f0316a948067ba6acce9793ea5b7fd751f927bb1a315c535075d1", kill_on_drop: false }` [INFO] [stdout] 5a40cd4c262f0316a948067ba6acce9793ea5b7fd751f927bb1a315c535075d1