[INFO] cloning repository https://github.com/yatima-inc/sp-im
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yatima-inc/sp-im" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyatima-inc%2Fsp-im", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyatima-inc%2Fsp-im'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 15a6668a5a378d9dfc5efdc9105d062282153a61
[INFO] checking yatima-inc/sp-im against master#32cd9114712a24010b0583624dc52ac302194128 for pr-143717
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyatima-inc%2Fsp-im" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yatima-inc/sp-im
[INFO] finished tweaking git repo https://github.com/yatima-inc/sp-im
[INFO] tweaked toml for git repo https://github.com/yatima-inc/sp-im written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yatima-inc/sp-im on toolchain 32cd9114712a24010b0583624dc52ac302194128
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yatima-inc/sp-im 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" "+32cd9114712a24010b0583624dc52ac302194128" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded metrohash v1.0.6
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a292f11674fcc2fa083339d062dc19b79ece8e8f3dc2d598766aa504cd4585a1
[INFO] running `Command { std: "docker" "start" "-a" "a292f11674fcc2fa083339d062dc19b79ece8e8f3dc2d598766aa504cd4585a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a292f11674fcc2fa083339d062dc19b79ece8e8f3dc2d598766aa504cd4585a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a292f11674fcc2fa083339d062dc19b79ece8e8f3dc2d598766aa504cd4585a1", kill_on_drop: false }`
[INFO] [stdout] a292f11674fcc2fa083339d062dc19b79ece8e8f3dc2d598766aa504cd4585a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+32cd9114712a24010b0583624dc52ac302194128" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7126b3e4c4ade3a0e41d6af34b64c243540dc52fa486539024c83eec9e8145c9
[INFO] running `Command { std: "docker" "start" "-a" "7126b3e4c4ade3a0e41d6af34b64c243540dc52fa486539024c83eec9e8145c9", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking lock_api v0.4.4
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[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking bit-vec v0.4.4
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[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
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[INFO] [stderr]     Checking either v1.6.1
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[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking sp-sized-chunks v0.1.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking sp-im v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stdout] warning: unexpected `cfg` condition name: `has_specialisation`
[INFO] [stdout]    --> src/lib.rs:335:13
[INFO] [stdout]     |
[INFO] [stdout] 335 | #![cfg_attr(has_specialisation, feature(specialization))]
[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(has_specialisation)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_specialisation)");` to the top of the `build.rs`
[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 name: `threadsafe`
[INFO] [stdout]    --> src/lib.rs:378:11
[INFO] [stdout]     |
[INFO] [stdout] 378 | #[cfg(all(threadsafe))]
[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(threadsafe)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(threadsafe)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `threadsafe`
[INFO] [stdout]    --> src/lib.rs:386:11
[INFO] [stdout]     |
[INFO] [stdout] 386 | #[cfg(any(threadsafe, not(feature = "pool")))]
[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(threadsafe)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(threadsafe)");` to the top of the `build.rs`
[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: unexpected `cfg` condition value: `pool`
[INFO] [stdout]    --> src/lib.rs:386:27
[INFO] [stdout]     |
[INFO] [stdout] 386 | #[cfg(any(threadsafe, not(feature = "pool")))]
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `debug`, `rayon`, `refpool`, `serde`, and `std`
[INFO] [stdout]     = help: consider adding `pool` 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: unexpected `cfg` condition value: `pool`
[INFO] [stdout]   --> src/nodes/btree.rs:60:7
[INFO] [stdout]    |
[INFO] [stdout] 60 | #[cfg(feature = "pool")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `debug`, `rayon`, `refpool`, `serde`, and `std`
[INFO] [stdout]    = help: consider adding `pool` 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: unexpected `cfg` condition value: `pool`
[INFO] [stdout]   --> src/nodes/btree.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |   #[cfg(feature = "pool")]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `debug`, `rayon`, `refpool`, `serde`, and `std`
[INFO] [stdout]    = help: consider adding `pool` 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: unexpected `cfg` condition value: `pool`
[INFO] [stdout]   --> src/nodes/btree.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |   #[cfg(feature = "pool")]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `debug`, `rayon`, `refpool`, `serde`, and `std`
[INFO] [stdout]    = help: consider adding `pool` 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: unexpected `cfg` condition value: `pool`
[INFO] [stdout]   --> src/util.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[cfg(feature = "pool")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `debug`, `rayon`, `refpool`, `serde`, and `std`
[INFO] [stdout]    = help: consider adding `pool` 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: unexpected `cfg` condition name: `threadsafe`
[INFO] [stdout]   --> src/util.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[cfg(all(threadsafe))]
[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(threadsafe)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(threadsafe)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `threadsafe`
[INFO] [stdout]   --> src/util.rs:36:7
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[cfg(threadsafe)]
[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(threadsafe)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(threadsafe)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `threadsafe`
[INFO] [stdout]   --> src/util.rs:40:15
[INFO] [stdout]    |
[INFO] [stdout] 40 | #[cfg(all(not(threadsafe), not(feature = "pool")))]
[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(threadsafe)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(threadsafe)");` to the top of the `build.rs`
[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: unexpected `cfg` condition value: `pool`
[INFO] [stdout]   --> src/util.rs:40:32
[INFO] [stdout]    |
[INFO] [stdout] 40 | #[cfg(all(not(threadsafe), not(feature = "pool")))]
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `debug`, `rayon`, `refpool`, `serde`, and `std`
[INFO] [stdout]    = help: consider adding `pool` 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: unexpected `cfg` condition name: `threadsafe`
[INFO] [stdout]   --> src/util.rs:49:15
[INFO] [stdout]    |
[INFO] [stdout] 49 | #[cfg(all(not(threadsafe), feature = "pool"))]
[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(threadsafe)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(threadsafe)");` to the top of the `build.rs`
[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: unexpected `cfg` condition value: `pool`
[INFO] [stdout]   --> src/util.rs:49:28
[INFO] [stdout]    |
[INFO] [stdout] 49 | #[cfg(all(not(threadsafe), feature = "pool"))]
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `debug`, `rayon`, `refpool`, `serde`, and `std`
[INFO] [stdout]    = help: consider adding `pool` 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: unexpected `cfg` condition name: `threadsafe`
[INFO] [stdout]   --> src/util.rs:51:15
[INFO] [stdout]    |
[INFO] [stdout] 51 | #[cfg(all(not(threadsafe), feature = "pool"))]
[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(threadsafe)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(threadsafe)");` to the top of the `build.rs`
[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: unexpected `cfg` condition value: `pool`
[INFO] [stdout]   --> src/util.rs:51:28
[INFO] [stdout]    |
[INFO] [stdout] 51 | #[cfg(all(not(threadsafe), feature = "pool"))]
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `debug`, `rayon`, `refpool`, `serde`, and `std`
[INFO] [stdout]    = help: consider adding `pool` 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: unexpected `cfg` condition name: `threadsafe`
[INFO] [stdout]   --> src/util.rs:55:11
[INFO] [stdout]    |
[INFO] [stdout] 55 | #[cfg(not(threadsafe))]
[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(threadsafe)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(threadsafe)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `has_specialisation`
[INFO] [stdout]   --> src/ord/map.rs:57:7
[INFO] [stdout]    |
[INFO] [stdout] 57 | #[cfg(has_specialisation)]
[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(has_specialisation)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_specialisation)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `has_specialisation`
[INFO] [stdout]    --> src/ord/map.rs:110:11
[INFO] [stdout]     |
[INFO] [stdout] 110 | #[cfg(not(has_specialisation))]
[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(has_specialisation)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_specialisation)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `has_specialisation`
[INFO] [stdout]    --> src/ord/map.rs:137:7
[INFO] [stdout]     |
[INFO] [stdout] 137 | #[cfg(has_specialisation)]
[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(has_specialisation)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_specialisation)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `has_specialisation`
[INFO] [stdout]    --> src/ord/map.rs:164:7
[INFO] [stdout]     |
[INFO] [stdout] 164 | #[cfg(has_specialisation)]
[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(has_specialisation)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_specialisation)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `has_specialisation`
[INFO] [stdout]     --> src/ord/map.rs:1585:11
[INFO] [stdout]      |
[INFO] [stdout] 1585 | #[cfg(not(has_specialisation))]
[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(has_specialisation)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_specialisation)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `has_specialisation`
[INFO] [stdout]     --> src/ord/map.rs:1596:7
[INFO] [stdout]      |
[INFO] [stdout] 1596 | #[cfg(has_specialisation)]
[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(has_specialisation)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_specialisation)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `has_specialisation`
[INFO] [stdout]     --> src/ord/map.rs:1607:7
[INFO] [stdout]      |
[INFO] [stdout] 1607 | #[cfg(has_specialisation)]
[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(has_specialisation)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_specialisation)");` to the top of the `build.rs`
[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: unexpected `cfg` condition value: `pool`
[INFO] [stdout]    --> src/ord/map.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |   #[cfg(feature = "pool")]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `debug`, `rayon`, `refpool`, `serde`, and `std`
[INFO] [stdout]     = help: consider adding `pool` 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: unexpected `cfg` condition value: `pool`
[INFO] [stdout]    --> src/ord/map.rs:290:9
[INFO] [stdout]     |
[INFO] [stdout] 290 |   #[cfg(feature = "pool")]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `debug`, `rayon`, `refpool`, `serde`, and `std`
[INFO] [stdout]     = help: consider adding `pool` 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: unexpected `cfg` condition name: `has_specialisation`
[INFO] [stdout]   --> src/ord/set.rs:53:7
[INFO] [stdout]    |
[INFO] [stdout] 53 | #[cfg(has_specialisation)]
[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(has_specialisation)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_specialisation)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `has_specialisation`
[INFO] [stdout]    --> src/ord/set.rs:108:11
[INFO] [stdout]     |
[INFO] [stdout] 108 | #[cfg(not(has_specialisation))]
[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(has_specialisation)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_specialisation)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `has_specialisation`
[INFO] [stdout]    --> src/ord/set.rs:135:7
[INFO] [stdout]     |
[INFO] [stdout] 135 | #[cfg(has_specialisation)]
[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(has_specialisation)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_specialisation)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `has_specialisation`
[INFO] [stdout]    --> src/ord/set.rs:162:7
[INFO] [stdout]     |
[INFO] [stdout] 162 | #[cfg(has_specialisation)]
[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(has_specialisation)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_specialisation)");` to the top of the `build.rs`
[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: unexpected `cfg` condition value: `pool`
[INFO] [stdout]    --> src/ord/set.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |   #[cfg(feature = "pool")]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `debug`, `rayon`, `refpool`, `serde`, and `std`
[INFO] [stdout]     = help: consider adding `pool` 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: unexpected `cfg` condition value: `pool`
[INFO] [stdout]    --> src/ord/set.rs:281:9
[INFO] [stdout]     |
[INFO] [stdout] 281 |   #[cfg(feature = "pool")]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `debug`, `rayon`, `refpool`, `serde`, and `std`
[INFO] [stdout]     = help: consider adding `pool` 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: unexpected `cfg` condition name: `threadsafe`
[INFO] [stdout]    --> src/vector.rs:126:11
[INFO] [stdout]     |
[INFO] [stdout] 126 | #[cfg(all(threadsafe, any(test, feature = "rayon")))]
[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(threadsafe)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(threadsafe)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `has_specialisation`
[INFO] [stdout]     --> src/vector.rs:1747:11
[INFO] [stdout]      |
[INFO] [stdout] 1747 | #[cfg(not(has_specialisation))]
[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(has_specialisation)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_specialisation)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `has_specialisation`
[INFO] [stdout]     --> src/vector.rs:1754:7
[INFO] [stdout]      |
[INFO] [stdout] 1754 | #[cfg(has_specialisation)]
[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(has_specialisation)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_specialisation)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `has_specialisation`
[INFO] [stdout]     --> src/vector.rs:1761:7
[INFO] [stdout]      |
[INFO] [stdout] 1761 | #[cfg(has_specialisation)]
[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(has_specialisation)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_specialisation)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `threadsafe`
[INFO] [stdout]    --> src/vector/focus.rs:297:7
[INFO] [stdout]     |
[INFO] [stdout] 297 | #[cfg(threadsafe)]
[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(threadsafe)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(threadsafe)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `threadsafe`
[INFO] [stdout]    --> src/vector/focus.rs:300:7
[INFO] [stdout]     |
[INFO] [stdout] 300 | #[cfg(threadsafe)]
[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(threadsafe)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(threadsafe)");` to the top of the `build.rs`
[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: unexpected `cfg` condition value: `pool`
[INFO] [stdout]    --> src/vector.rs:237:18
[INFO] [stdout]     |
[INFO] [stdout] 237 |   #[cfg_attr(not(feature = "pool"), doc = "hidden")]
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `debug`, `rayon`, `refpool`, `serde`, and `std`
[INFO] [stdout]     = help: consider adding `pool` 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: unexpected `cfg` condition value: `pool`
[INFO] [stdout]    --> src/vector.rs:317:9
[INFO] [stdout]     |
[INFO] [stdout] 317 |   #[cfg(feature = "pool")]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `debug`, `rayon`, `refpool`, `serde`, and `std`
[INFO] [stdout]     = help: consider adding `pool` 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: unexpected `cfg` condition name: `has_specialisation`
[INFO] [stdout]    --> src/conslist.rs:541:11
[INFO] [stdout]     |
[INFO] [stdout] 541 | #[cfg(not(has_specialisation))]
[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(has_specialisation)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_specialisation)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `has_specialisation`
[INFO] [stdout]    --> src/conslist.rs:558:7
[INFO] [stdout]     |
[INFO] [stdout] 558 | #[cfg(has_specialisation)]
[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(has_specialisation)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_specialisation)");` to the top of the `build.rs`
[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: unexpected `cfg` condition name: `has_specialisation`
[INFO] [stdout]    --> src/conslist.rs:579:7
[INFO] [stdout]     |
[INFO] [stdout] 579 | #[cfg(has_specialisation)]
[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(has_specialisation)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_specialisation)");` to the top of the `build.rs`
[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: unexpected `cfg` condition value: `quickcheck`
[INFO] [stdout]    --> src/conslist.rs:738:17
[INFO] [stdout]     |
[INFO] [stdout] 738 | #[cfg(any(test, feature = "quickcheck"))]
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `debug`, `rayon`, `refpool`, `serde`, and `std`
[INFO] [stdout]     = help: consider adding `quickcheck` 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] [stderr]     Checking proptest v0.5.1
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/nodes/btree.rs:236:38
[INFO] [stdout]     |
[INFO] [stdout] 236 |   pub(crate) fn lookup_prev<'a, BK>(&'a self, key: &BK) -> Option<&A>
[INFO] [stdout]     |                                      ^^                           -- the lifetime gets resolved as `'a`
[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 consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 236 |   pub(crate) fn lookup_prev<'a, BK>(&'a self, key: &BK) -> Option<&'a A>
[INFO] [stdout]     |                                                                    ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/nodes/btree.rs:256:38
[INFO] [stdout]     |
[INFO] [stdout] 256 |   pub(crate) fn lookup_next<'a, BK>(&'a self, key: &BK) -> Option<&A>
[INFO] [stdout]     |                                      ^^                           -- the lifetime gets resolved as `'a`
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 256 |   pub(crate) fn lookup_next<'a, BK>(&'a self, key: &BK) -> Option<&'a A>
[INFO] [stdout]     |                                                                    ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/nodes/btree.rs:276:6
[INFO] [stdout]     |
[INFO] [stdout] 276 |     &'a mut self,
[INFO] [stdout]     |      ^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 279 |   ) -> Option<&mut A>
[INFO] [stdout]     |               ------ the lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 279 |   ) -> Option<&'a mut A>
[INFO] [stdout]     |                ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/nodes/btree.rs:304:6
[INFO] [stdout]     |
[INFO] [stdout] 304 |     &'a mut self,
[INFO] [stdout]     |      ^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 307 |   ) -> Option<&mut A>
[INFO] [stdout]     |               ------ the lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 307 |   ) -> Option<&'a mut A>
[INFO] [stdout]     |                ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/ord/set.rs:355:20
[INFO] [stdout]     |
[INFO] [stdout] 355 |   pub fn diff<'a>(&'a self, other: &'a Self) -> DiffIter<'_, A> {
[INFO] [stdout]     |                    ^^               ^^                   -- the lifetime gets resolved as `'a`
[INFO] [stdout]     |                    |                |
[INFO] [stdout]     |                    |                these lifetimes flow to the output
[INFO] [stdout]     |                    these lifetimes flow to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 355 -   pub fn diff<'a>(&'a self, other: &'a Self) -> DiffIter<'_, A> {
[INFO] [stdout] 355 +   pub fn diff<'a>(&'a self, other: &'a Self) -> DiffIter<'a, A> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling derive_arbitrary v1.0.1
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-Wl,--version-script=/tmp/rustcDZFMWd/list" "-Wl,--no-undefined-version" "-m64" "/tmp/rustcDZFMWd/symbols.o" "<2 object files omitted>" "/tmp/rustcDZFMWd/rmeta.o" "<1 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libsyn-6c3acb0b453e53ac,libquote-5b231162c4a61974,libproc_macro2-10f2f8270e0b9912,libunicode_xid-9a308e948d49b175}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libproc_macro-*,librustc_literal_escaper-*,librustc_std_workspace_std-*,libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,libcfg_if-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustcDZFMWd/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/libderive_arbitrary-b1c1bf88adea7321.so" "-Wl,--gc-sections" "-shared" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace.
[INFO] [stdout]           Stack dump:
[INFO] [stdout]           0.    Program arguments: /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/bin/rust-lld -flavor gnu -plugin /usr/libexec/gcc/x86_64-linux-gnu/13/liblto_plugin.so -plugin-opt=/usr/libexec/gcc/x86_64-linux-gnu/13/lto-wrapper -plugin-opt=-fresolution=/tmp/ccsJqSi7.res --build-id --eh-frame-hdr -m elf_x86_64 --hash-style=gnu --as-needed -shared -z relro -o /opt/rustwide/target/debug/deps/libderive_arbitrary-b1c1bf88adea7321.so /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/crti.o /usr/lib/gcc/x86_64-linux-gnu/13/crtbeginS.o -L/tmp/rustcDZFMWd/raw-dylibs -L/opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib -L/opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld -L/usr/lib/gcc/x86_64-linux-gnu/13 -L/usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu -L/usr/lib/gcc/x86_64-linux-gnu/13/../../../../lib -L/lib/x86_64-linux-gnu -L/lib/../lib -L/usr/lib/x86_64-linux-gnu -L/usr/lib/../lib -L/usr/lib/gcc/x86_64-linux-gnu/13/../../.. --version-script=/tmp/rustcDZFMWd/list --no-undefined-version /tmp/rustcDZFMWd/symbols.o /opt/rustwide/target/debug/deps/derive_arbitrary-b1c1bf88adea7321.derive_arbitrary.5bfbc0e787f5901d-cgu.0.rcgu.o /opt/rustwide/target/debug/deps/derive_arbitrary-b1c1bf88adea7321.derive_arbitrary.5bfbc0e787f5901d-cgu.1.rcgu.o /tmp/rustcDZFMWd/rmeta.o /opt/rustwide/target/debug/deps/derive_arbitrary-b1c1bf88adea7321.dl73ikncpc0x73xkiv4cpobw7.rcgu.o --as-needed -Bstatic /opt/rustwide/target/debug/deps/libsyn-6c3acb0b453e53ac.rlib /opt/rustwide/target/debug/deps/libquote-5b231162c4a61974.rlib /opt/rustwide/target/debug/deps/libproc_macro2-10f2f8270e0b9912.rlib /opt/rustwide/target/debug/deps/libunicode_xid-9a308e948d49b175.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/libproc_macro-11fff783d129242b.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_literal_escaper-4cb0f0c7a1c8f6c0.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-34b31e6b4a2b34ac.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-54e42b35ab65fe3c.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-a051aa93565bac37.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-a985c41db88c1d4e.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-e7a59dbc7ca389fa.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-b3dd05ac335eff81.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-19df0d4c98aebab6.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-5970d4a3b8c38c76.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-c0cc747b07e421a7.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-03a2cd080522acfe.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-3bee15a2c642110e.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-d7f3af4e68a22daa.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler2-10b844c1e8b7407b.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-391d6f494afb952a.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-427c8f35bb900e30.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d070da6a17160b8d.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-d8616ca222c9c72d.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-f518412a82bfe9bb.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-62c8dfa7db58d93c.rlib /opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-24bfc0c93a2e817c.rlib -Bdynamic -lgcc_s -lutil -lrt -lpthread -lm -ldl -lc --eh-frame-hdr -z noexecstack --gc-sections -z relro -z now /usr/lib/gcc/x86_64-linux-gnu/13/crtendS.o /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/crtn.o
[INFO] [stdout]            #0 0x000077f58db44017 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/libLLVM.so.20.1-rust-1.90.0-nightly+0x5744017)
[INFO] [stdout]            #1 0x000077f58db44433 SignalHandler(int) (/opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/libLLVM.so.20.1-rust-1.90.0-nightly+0x5744433)
[INFO] [stdout]            #2 0x000077f588233330 (/lib/x86_64-linux-gnu/libc.so.6+0x45330)
[INFO] [stdout]            #3 0x00005bc7be13049a void lld::elf::writeResult<llvm::object::ELFType<(llvm::endianness)1, true>>(lld::elf::Ctx&) (/opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/bin/rust-lld+0x55749a)
[INFO] [stdout]            #4 0x00005bc7bdf49923 void lld::elf::LinkerDriver::link<llvm::object::ELFType<(llvm::endianness)1, true>>(llvm::opt::InputArgList&) Driver.cpp:0:0
[INFO] [stdout]            #5 0x00005bc7bdf275fa lld::elf::LinkerDriver::linkerMain(llvm::ArrayRef<char const*>) Driver.cpp:0:0
[INFO] [stdout]            #6 0x00005bc7bdf22a14 lld::elf::link(llvm::ArrayRef<char const*>, llvm::raw_ostream&, llvm::raw_ostream&, bool, bool) (/opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/bin/rust-lld+0x349a14)
[INFO] [stdout]            #7 0x00005bc7bde323b6 lld::unsafeLldMain(llvm::ArrayRef<char const*>, llvm::raw_ostream&, llvm::raw_ostream&, llvm::ArrayRef<lld::DriverDef>, bool) (/opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/bin/rust-lld+0x2593b6)
[INFO] [stdout]            #8 0x00005bc7bde31400 lld_main(int, char**, llvm::ToolContext const&) (/opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/bin/rust-lld+0x258400)
[INFO] [stdout]            #9 0x00005bc7bde31ab1 main (/opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/bin/rust-lld+0x258ab1)
[INFO] [stdout]           #10 0x000077f5882181ca (/lib/x86_64-linux-gnu/libc.so.6+0x2a1ca)
[INFO] [stdout]           #11 0x000077f58821828b __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2a28b)
[INFO] [stdout]           #12 0x00005bc7bdcb4069 _start (/opt/rustwide/rustup-home/toolchains/32cd9114712a24010b0583624dc52ac302194128/lib/rustlib/x86_64-unknown-linux-gnu/bin/rust-lld+0xdb069)
[INFO] [stdout]           collect2: fatal error: ld terminated with signal 7 [Bus error], core dumped
[INFO] [stdout]           compilation terminated.
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `derive_arbitrary` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7126b3e4c4ade3a0e41d6af34b64c243540dc52fa486539024c83eec9e8145c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7126b3e4c4ade3a0e41d6af34b64c243540dc52fa486539024c83eec9e8145c9", kill_on_drop: false }`
[INFO] [stdout] 7126b3e4c4ade3a0e41d6af34b64c243540dc52fa486539024c83eec9e8145c9
