[INFO] fetching crate mmrbi 0.0.20... [INFO] testing mmrbi-0.0.20 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate mmrbi 0.0.20 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate mmrbi 0.0.20 [INFO] finished tweaking crates.io crate mmrbi 0.0.20 [INFO] tweaked toml for crates.io crate mmrbi 0.0.20 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mmrbi 0.0.20 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mmrbi 0.0.20 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded alphanumeric-sort v1.4.0 [INFO] [stderr] Downloaded thiserror-impl v1.0.47 [INFO] [stderr] Downloaded thiserror v1.0.47 [INFO] [stderr] Downloaded serde v1.0.183 [INFO] [stderr] Downloaded pest v2.7.2 [INFO] [stderr] Downloaded serde_derive v1.0.183 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 247c2ef0d5346ee131243b3ee6c9513f4e378f7dd0b26f5d4164a72261bd84d0 [INFO] running `Command { std: "docker" "start" "-a" "247c2ef0d5346ee131243b3ee6c9513f4e378f7dd0b26f5d4164a72261bd84d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "247c2ef0d5346ee131243b3ee6c9513f4e378f7dd0b26f5d4164a72261bd84d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "247c2ef0d5346ee131243b3ee6c9513f4e378f7dd0b26f5d4164a72261bd84d0", kill_on_drop: false }` [INFO] [stdout] 247c2ef0d5346ee131243b3ee6c9513f4e378f7dd0b26f5d4164a72261bd84d0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] ff7e6c999d40101b20726fda134cdecd52478eef1a579e4693ad7f7582694d5b [INFO] running `Command { std: "docker" "start" "-a" "ff7e6c999d40101b20726fda134cdecd52478eef1a579e4693ad7f7582694d5b", kill_on_drop: false }` [INFO] [stderr] Compiling alphanumeric-sort v1.4.0 [INFO] [stderr] Compiling mmrbi v0.0.20 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg` [INFO] [stdout] --> src/_lib.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(doc_cfg, feature(doc_cfg))] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs` [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: unexpected `cfg` condition name: `doc_cfg` [INFO] [stdout] --> src/fs/windows.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(doc_cfg, doc(cfg(windows)))] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rustup.rs:79:23 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn toolchains(&self) -> RustupToolchains { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 79 | pub fn toolchains(&self) -> RustupToolchains<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rustup.rs:167:20 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn targets(&self) -> ToolchainTargets { ToolchainTargets { toolchain: self } } [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 167 | pub fn targets(&self) -> ToolchainTargets<'_> { ToolchainTargets { toolchain: self } } [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.55s [INFO] running `Command { std: "docker" "inspect" "ff7e6c999d40101b20726fda134cdecd52478eef1a579e4693ad7f7582694d5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff7e6c999d40101b20726fda134cdecd52478eef1a579e4693ad7f7582694d5b", kill_on_drop: false }` [INFO] [stdout] ff7e6c999d40101b20726fda134cdecd52478eef1a579e4693ad7f7582694d5b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 3621395f6de4cc6a5878ef08f0432b37d806b1ded1843dc9de804765b86253f0 [INFO] running `Command { std: "docker" "start" "-a" "3621395f6de4cc6a5878ef08f0432b37d806b1ded1843dc9de804765b86253f0", kill_on_drop: false }` [INFO] [stderr] Compiling mmrbi v0.0.20 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg` [INFO] [stdout] --> src/_lib.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(doc_cfg, feature(doc_cfg))] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs` [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: unexpected `cfg` condition name: `doc_cfg` [INFO] [stdout] --> src/fs/windows.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(doc_cfg, doc(cfg(windows)))] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rustup.rs:79:23 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn toolchains(&self) -> RustupToolchains { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 79 | pub fn toolchains(&self) -> RustupToolchains<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rustup.rs:167:20 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn targets(&self) -> ToolchainTargets { ToolchainTargets { toolchain: self } } [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 167 | pub fn targets(&self) -> ToolchainTargets<'_> { ToolchainTargets { toolchain: self } } [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg` [INFO] [stdout] --> src/_lib.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(doc_cfg, feature(doc_cfg))] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs` [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: unexpected `cfg` condition name: `doc_cfg` [INFO] [stdout] --> src/fs/windows.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(doc_cfg, doc(cfg(windows)))] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rustup.rs:79:23 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn toolchains(&self) -> RustupToolchains { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 79 | pub fn toolchains(&self) -> RustupToolchains<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rustup.rs:167:20 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn targets(&self) -> ToolchainTargets { ToolchainTargets { toolchain: self } } [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 167 | pub fn targets(&self) -> ToolchainTargets<'_> { ToolchainTargets { toolchain: self } } [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `Command { std: "docker" "inspect" "3621395f6de4cc6a5878ef08f0432b37d806b1ded1843dc9de804765b86253f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3621395f6de4cc6a5878ef08f0432b37d806b1ded1843dc9de804765b86253f0", kill_on_drop: false }` [INFO] [stdout] 3621395f6de4cc6a5878ef08f0432b37d806b1ded1843dc9de804765b86253f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 60d68b032213f0e16a29994eb6b114c9a4fd306c963f5c659861181c4cfc45fa [INFO] running `Command { std: "docker" "start" "-a" "60d68b032213f0e16a29994eb6b114c9a4fd306c963f5c659861181c4cfc45fa", kill_on_drop: false }` [INFO] [stderr] warning: unexpected `cfg` condition name: `doc_cfg` [INFO] [stderr] --> src/_lib.rs:3:13 [INFO] [stderr] | [INFO] [stderr] 3 | #![cfg_attr(doc_cfg, feature(doc_cfg))] [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs` [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: unexpected `cfg` condition name: `doc_cfg` [INFO] [stderr] --> src/fs/windows.rs:3:13 [INFO] [stderr] | [INFO] [stderr] 3 | #![cfg_attr(doc_cfg, doc(cfg(windows)))] [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/rustup.rs:79:23 [INFO] [stderr] | [INFO] [stderr] 79 | pub fn toolchains(&self) -> RustupToolchains { [INFO] [stderr] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 79 | pub fn toolchains(&self) -> RustupToolchains<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/rustup.rs:167:20 [INFO] [stderr] | [INFO] [stderr] 167 | pub fn targets(&self) -> ToolchainTargets { ToolchainTargets { toolchain: self } } [INFO] [stderr] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 167 | pub fn targets(&self) -> ToolchainTargets<'_> { ToolchainTargets { toolchain: self } } [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `mmrbi` (lib) generated 4 warnings (run `cargo fix --lib -p mmrbi` to apply 2 suggestions) [INFO] [stderr] warning: `mmrbi` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/_lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/mmrbi-a1b97facdbd61eb1) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test fs::platforms ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "60d68b032213f0e16a29994eb6b114c9a4fd306c963f5c659861181c4cfc45fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60d68b032213f0e16a29994eb6b114c9a4fd306c963f5c659861181c4cfc45fa", kill_on_drop: false }` [INFO] [stdout] 60d68b032213f0e16a29994eb6b114c9a4fd306c963f5c659861181c4cfc45fa