[INFO] fetching crate nested_containment_list 0.3.1... [INFO] building nested_containment_list-0.3.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2 [INFO] extracting crate nested_containment_list 0.3.1 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate nested_containment_list 0.3.1 [INFO] finished tweaking crates.io crate nested_containment_list 0.3.1 [INFO] tweaked toml for crates.io crate nested_containment_list 0.3.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate nested_containment_list 0.3.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 14 packages to latest compatible versions [INFO] [stderr] Adding autocfg v1.0.1 (available: v1.5.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a6eabcd3ccbd336b15e8af05cb35f60f14f843bbdccbe150d41e1c990fdd5b25 [INFO] running `Command { std: "docker" "start" "-a" "a6eabcd3ccbd336b15e8af05cb35f60f14f843bbdccbe150d41e1c990fdd5b25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a6eabcd3ccbd336b15e8af05cb35f60f14f843bbdccbe150d41e1c990fdd5b25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6eabcd3ccbd336b15e8af05cb35f60f14f843bbdccbe150d41e1c990fdd5b25", kill_on_drop: false }` [INFO] [stdout] a6eabcd3ccbd336b15e8af05cb35f60f14f843bbdccbe150d41e1c990fdd5b25 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b8aed709b920e451956a4bf476c01116981422aa79caca98f92b1173785be007 [INFO] running `Command { std: "docker" "start" "-a" "b8aed709b920e451956a4bf476c01116981422aa79caca98f92b1173785be007", kill_on_drop: false }` [INFO] [stderr] Compiling nested_containment_list v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `rustc_1_36` [INFO] [stdout] --> src/lib.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | #![cfg_attr(rustc_1_36, no_std)] [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(rustc_1_36)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_1_36)");` 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: `rustc_1_36` [INFO] [stdout] --> src/lib.rs:90:7 [INFO] [stdout] | [INFO] [stdout] 90 | #[cfg(rustc_1_36)] [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(rustc_1_36)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_1_36)");` 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: unexpected `cfg` condition name: `rustc_1_36` [INFO] [stdout] --> src/lib.rs:92:11 [INFO] [stdout] | [INFO] [stdout] 92 | #[cfg(not(rustc_1_36))] [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(rustc_1_36)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_1_36)");` 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: unexpected `cfg` condition name: `rustc_1_36` [INFO] [stdout] --> src/lib.rs:94:11 [INFO] [stdout] | [INFO] [stdout] 94 | #[cfg(not(rustc_1_36))] [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(rustc_1_36)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_1_36)");` 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: unexpected `cfg` condition name: `rustc_1_41` [INFO] [stdout] --> src/lib.rs:1338:7 [INFO] [stdout] | [INFO] [stdout] 1338 | #[cfg(rustc_1_41)] [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(rustc_1_41)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_1_41)");` 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: unexpected `cfg` condition name: `rustc_1_41` [INFO] [stdout] --> src/lib.rs:1371:11 [INFO] [stdout] | [INFO] [stdout] 1371 | #[cfg(not(rustc_1_41))] [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(rustc_1_41)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_1_41)");` 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: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/lib.rs:212:5 [INFO] [stdout] | [INFO] [stdout] 212 | #[must_use] [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: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:1224:21 [INFO] [stdout] | [INFO] [stdout] 1224 | let mut sublist_element = unsafe { [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s [INFO] running `Command { std: "docker" "inspect" "b8aed709b920e451956a4bf476c01116981422aa79caca98f92b1173785be007", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8aed709b920e451956a4bf476c01116981422aa79caca98f92b1173785be007", kill_on_drop: false }` [INFO] [stdout] b8aed709b920e451956a4bf476c01116981422aa79caca98f92b1173785be007 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 01ea571b0f575ee09cd94703928d3bdf2d486a3ed391577f892df8bbeeff3c87 [INFO] running `Command { std: "docker" "start" "-a" "01ea571b0f575ee09cd94703928d3bdf2d486a3ed391577f892df8bbeeff3c87", kill_on_drop: false }` [INFO] [stderr] Compiling claim v0.5.0 [INFO] [stderr] Compiling more_ranges v0.1.0 [INFO] [stdout] warning: unexpected `cfg` condition name: `rustc_1_36` [INFO] [stdout] --> src/lib.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | #![cfg_attr(rustc_1_36, no_std)] [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(rustc_1_36)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_1_36)");` 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: `rustc_1_36` [INFO] [stdout] --> src/lib.rs:90:7 [INFO] [stdout] | [INFO] [stdout] 90 | #[cfg(rustc_1_36)] [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(rustc_1_36)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_1_36)");` 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: unexpected `cfg` condition name: `rustc_1_36` [INFO] [stdout] --> src/lib.rs:92:11 [INFO] [stdout] | [INFO] [stdout] 92 | #[cfg(not(rustc_1_36))] [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(rustc_1_36)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_1_36)");` 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: unexpected `cfg` condition name: `rustc_1_36` [INFO] [stdout] --> src/lib.rs:94:11 [INFO] [stdout] | [INFO] [stdout] 94 | #[cfg(not(rustc_1_36))] [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(rustc_1_36)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_1_36)");` 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: unexpected `cfg` condition name: `rustc_1_41` [INFO] [stdout] --> src/lib.rs:1338:7 [INFO] [stdout] | [INFO] [stdout] 1338 | #[cfg(rustc_1_41)] [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(rustc_1_41)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_1_41)");` 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: unexpected `cfg` condition name: `rustc_1_41` [INFO] [stdout] --> src/lib.rs:1371:11 [INFO] [stdout] | [INFO] [stdout] 1371 | #[cfg(not(rustc_1_41))] [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(rustc_1_41)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_1_41)");` 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: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/lib.rs:212:5 [INFO] [stdout] | [INFO] [stdout] 212 | #[must_use] [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: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:1224:21 [INFO] [stdout] | [INFO] [stdout] 1224 | let mut sublist_element = unsafe { [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling nested_containment_list v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `rustc_1_36` [INFO] [stdout] --> src/lib.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | #![cfg_attr(rustc_1_36, no_std)] [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(rustc_1_36)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_1_36)");` 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: `rustc_1_36` [INFO] [stdout] --> src/lib.rs:90:7 [INFO] [stdout] | [INFO] [stdout] 90 | #[cfg(rustc_1_36)] [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(rustc_1_36)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_1_36)");` 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: unexpected `cfg` condition name: `rustc_1_36` [INFO] [stdout] --> src/lib.rs:92:11 [INFO] [stdout] | [INFO] [stdout] 92 | #[cfg(not(rustc_1_36))] [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(rustc_1_36)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_1_36)");` 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: unexpected `cfg` condition name: `rustc_1_36` [INFO] [stdout] --> src/lib.rs:94:11 [INFO] [stdout] | [INFO] [stdout] 94 | #[cfg(not(rustc_1_36))] [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(rustc_1_36)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_1_36)");` 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: unexpected `cfg` condition name: `rustc_1_41` [INFO] [stdout] --> src/lib.rs:1338:7 [INFO] [stdout] | [INFO] [stdout] 1338 | #[cfg(rustc_1_41)] [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(rustc_1_41)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_1_41)");` 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: unexpected `cfg` condition name: `rustc_1_41` [INFO] [stdout] --> src/lib.rs:1371:11 [INFO] [stdout] | [INFO] [stdout] 1371 | #[cfg(not(rustc_1_41))] [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(rustc_1_41)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_1_41)");` 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: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/lib.rs:212:5 [INFO] [stdout] | [INFO] [stdout] 212 | #[must_use] [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: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:1224:21 [INFO] [stdout] | [INFO] [stdout] 1224 | let mut sublist_element = unsafe { [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.69s [INFO] running `Command { std: "docker" "inspect" "01ea571b0f575ee09cd94703928d3bdf2d486a3ed391577f892df8bbeeff3c87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01ea571b0f575ee09cd94703928d3bdf2d486a3ed391577f892df8bbeeff3c87", kill_on_drop: false }` [INFO] [stdout] 01ea571b0f575ee09cd94703928d3bdf2d486a3ed391577f892df8bbeeff3c87