[INFO] fetching crate coded 0.1.0...
[INFO] testing coded-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate coded 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate coded 0.1.0
[INFO] finished tweaking crates.io crate coded 0.1.0
[INFO] tweaked toml for crates.io crate coded 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate coded 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37c6bc4fe1991d3b343137d520df32faf6a88ba9a7a465859045c76555f3f74d
[INFO] running `Command { std: "docker" "start" "-a" "37c6bc4fe1991d3b343137d520df32faf6a88ba9a7a465859045c76555f3f74d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37c6bc4fe1991d3b343137d520df32faf6a88ba9a7a465859045c76555f3f74d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37c6bc4fe1991d3b343137d520df32faf6a88ba9a7a465859045c76555f3f74d", kill_on_drop: false }`
[INFO] [stdout] 37c6bc4fe1991d3b343137d520df32faf6a88ba9a7a465859045c76555f3f74d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d776c43e5ee60ae5853f1573b5b49c16fe11ea47c914830ca24c8b011c8da771
[INFO] running `Command { std: "docker" "start" "-a" "d776c43e5ee60ae5853f1573b5b49c16fe11ea47c914830ca24c8b011c8da771", kill_on_drop: false }`
[INFO] [stderr]    Compiling coded v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 | #![cfg_attr(feature = "std_backtrace", feature(backtrace))]
[INFO] [stdout]    |             ^^^^^^^^^^---------------
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[cfg(feature = "std_backtrace")]
[INFO] [stdout]    |       ^^^^^^^^^^---------------
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:28:7
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg(feature = "std_backtrace")]
[INFO] [stdout]    |       ^^^^^^^^^^---------------
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:31:15
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[cfg(all(not(feature = "std_backtrace"), feature = "backtrace"))]
[INFO] [stdout]    |               ^^^^^^^^^^---------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:33:15
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[cfg(all(not(feature = "std_backtrace"), feature = "backtrace"))]
[INFO] [stdout]    |               ^^^^^^^^^^---------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:36:15
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[cfg(not(any(feature = "std_backtrace", feature = "backtrace")))]
[INFO] [stdout]    |               ^^^^^^^^^^---------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:38:15
[INFO] [stdout]    |
[INFO] [stdout] 38 | #[cfg(not(any(feature = "std_backtrace", feature = "backtrace")))]
[INFO] [stdout]    |               ^^^^^^^^^^---------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]    --> src/lib.rs:228:17
[INFO] [stdout]     |
[INFO] [stdout] 228 |         not(any(feature = "std_backtrace", feature = "backtrace")),
[INFO] [stdout]     |                 ^^^^^^^^^^---------------
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]     = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]    --> src/lib.rs:101:15
[INFO] [stdout]     |
[INFO] [stdout] 101 |     #[cfg(any(feature = "std_backtrace", feature = "backtrace"))]
[INFO] [stdout]     |               ^^^^^^^^^^---------------
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]     = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]    --> src/lib.rs:113:19
[INFO] [stdout]     |
[INFO] [stdout] 113 |     #[cfg(not(any(feature = "std_backtrace", feature = "backtrace")))]
[INFO] [stdout]     |                   ^^^^^^^^^^---------------
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]     = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]    --> src/lib.rs:149:11
[INFO] [stdout]     |
[INFO] [stdout] 149 |     #[cfg(feature = "std_backtrace")]
[INFO] [stdout]     |           ^^^^^^^^^^---------------
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]     = help: consider adding `std_backtrace` 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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "d776c43e5ee60ae5853f1573b5b49c16fe11ea47c914830ca24c8b011c8da771", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d776c43e5ee60ae5853f1573b5b49c16fe11ea47c914830ca24c8b011c8da771", kill_on_drop: false }`
[INFO] [stdout] d776c43e5ee60ae5853f1573b5b49c16fe11ea47c914830ca24c8b011c8da771
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a658ebf9fd5400615299cf4c723fb30272bf7ab6bd5f2d5b0f25c7e9201525fc
[INFO] running `Command { std: "docker" "start" "-a" "a658ebf9fd5400615299cf4c723fb30272bf7ab6bd5f2d5b0f25c7e9201525fc", kill_on_drop: false }`
[INFO] [stdout] warning: unexpected `cfg` condition value: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 | #![cfg_attr(feature = "std_backtrace", feature(backtrace))]
[INFO] [stdout]    |             ^^^^^^^^^^---------------
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[cfg(feature = "std_backtrace")]
[INFO] [stdout]    |       ^^^^^^^^^^---------------
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:28:7
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg(feature = "std_backtrace")]
[INFO] [stdout]    |       ^^^^^^^^^^---------------
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:31:15
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[cfg(all(not(feature = "std_backtrace"), feature = "backtrace"))]
[INFO] [stdout]    |               ^^^^^^^^^^---------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:33:15
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[cfg(all(not(feature = "std_backtrace"), feature = "backtrace"))]
[INFO] [stdout]    |               ^^^^^^^^^^---------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:36:15
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[cfg(not(any(feature = "std_backtrace", feature = "backtrace")))]
[INFO] [stdout]    |               ^^^^^^^^^^---------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:38:15
[INFO] [stdout]    |
[INFO] [stdout] 38 | #[cfg(not(any(feature = "std_backtrace", feature = "backtrace")))]
[INFO] [stdout]    |               ^^^^^^^^^^---------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]    --> src/lib.rs:228:17
[INFO] [stdout]     |
[INFO] [stdout] 228 |         not(any(feature = "std_backtrace", feature = "backtrace")),
[INFO] [stdout]     |                 ^^^^^^^^^^---------------
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]     = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]    --> src/lib.rs:101:15
[INFO] [stdout]     |
[INFO] [stdout] 101 |     #[cfg(any(feature = "std_backtrace", feature = "backtrace"))]
[INFO] [stdout]     |               ^^^^^^^^^^---------------
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]     = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]    --> src/lib.rs:113:19
[INFO] [stdout]     |
[INFO] [stdout] 113 |     #[cfg(not(any(feature = "std_backtrace", feature = "backtrace")))]
[INFO] [stdout]     |                   ^^^^^^^^^^---------------
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]     = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]    --> src/lib.rs:149:11
[INFO] [stdout]     |
[INFO] [stdout] 149 |     #[cfg(feature = "std_backtrace")]
[INFO] [stdout]     |           ^^^^^^^^^^---------------
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]     = help: consider adding `std_backtrace` 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]    Compiling coded v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 | #![cfg_attr(feature = "std_backtrace", feature(backtrace))]
[INFO] [stdout]    |             ^^^^^^^^^^---------------
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[cfg(feature = "std_backtrace")]
[INFO] [stdout]    |       ^^^^^^^^^^---------------
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:28:7
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg(feature = "std_backtrace")]
[INFO] [stdout]    |       ^^^^^^^^^^---------------
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:31:15
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[cfg(all(not(feature = "std_backtrace"), feature = "backtrace"))]
[INFO] [stdout]    |               ^^^^^^^^^^---------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:33:15
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[cfg(all(not(feature = "std_backtrace"), feature = "backtrace"))]
[INFO] [stdout]    |               ^^^^^^^^^^---------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:36:15
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[cfg(not(any(feature = "std_backtrace", feature = "backtrace")))]
[INFO] [stdout]    |               ^^^^^^^^^^---------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]   --> src/lib.rs:38:15
[INFO] [stdout]    |
[INFO] [stdout] 38 | #[cfg(not(any(feature = "std_backtrace", feature = "backtrace")))]
[INFO] [stdout]    |               ^^^^^^^^^^---------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]    = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]    --> src/lib.rs:228:17
[INFO] [stdout]     |
[INFO] [stdout] 228 |         not(any(feature = "std_backtrace", feature = "backtrace")),
[INFO] [stdout]     |                 ^^^^^^^^^^---------------
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]     = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]    --> src/lib.rs:101:15
[INFO] [stdout]     |
[INFO] [stdout] 101 |     #[cfg(any(feature = "std_backtrace", feature = "backtrace"))]
[INFO] [stdout]     |               ^^^^^^^^^^---------------
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]     = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]    --> src/lib.rs:113:19
[INFO] [stdout]     |
[INFO] [stdout] 113 |     #[cfg(not(any(feature = "std_backtrace", feature = "backtrace")))]
[INFO] [stdout]     |                   ^^^^^^^^^^---------------
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]     = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]    --> src/lib.rs:149:11
[INFO] [stdout]     |
[INFO] [stdout] 149 |     #[cfg(feature = "std_backtrace")]
[INFO] [stdout]     |           ^^^^^^^^^^---------------
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]     = help: consider adding `std_backtrace` 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: `std_backtrace`
[INFO] [stdout]    --> src/lib.rs:697:15
[INFO] [stdout]     |
[INFO] [stdout] 697 |     #[cfg(any(feature = "std_backtrace", feature = "backtrace"))]
[INFO] [stdout]     |               ^^^^^^^^^^---------------
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stdout]     = help: consider adding `std_backtrace` 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]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "a658ebf9fd5400615299cf4c723fb30272bf7ab6bd5f2d5b0f25c7e9201525fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a658ebf9fd5400615299cf4c723fb30272bf7ab6bd5f2d5b0f25c7e9201525fc", kill_on_drop: false }`
[INFO] [stdout] a658ebf9fd5400615299cf4c723fb30272bf7ab6bd5f2d5b0f25c7e9201525fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c204f160206fb234c4c6d15943fa67dda4bff7007e16988e3212af3c8553185
[INFO] running `Command { std: "docker" "start" "-a" "0c204f160206fb234c4c6d15943fa67dda4bff7007e16988e3212af3c8553185", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition value: `std_backtrace`
[INFO] [stderr]   --> src/lib.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 | #![cfg_attr(feature = "std_backtrace", feature(backtrace))]
[INFO] [stderr]    |             ^^^^^^^^^^---------------
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stderr]    = help: consider adding `std_backtrace` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `std_backtrace`
[INFO] [stderr]   --> src/lib.rs:26:7
[INFO] [stderr]    |
[INFO] [stderr] 26 | #[cfg(feature = "std_backtrace")]
[INFO] [stderr]    |       ^^^^^^^^^^---------------
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stderr]    = help: consider adding `std_backtrace` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `std_backtrace`
[INFO] [stderr]   --> src/lib.rs:28:7
[INFO] [stderr]    |
[INFO] [stderr] 28 | #[cfg(feature = "std_backtrace")]
[INFO] [stderr]    |       ^^^^^^^^^^---------------
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stderr]    = help: consider adding `std_backtrace` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `std_backtrace`
[INFO] [stderr]   --> src/lib.rs:31:15
[INFO] [stderr]    |
[INFO] [stderr] 31 | #[cfg(all(not(feature = "std_backtrace"), feature = "backtrace"))]
[INFO] [stderr]    |               ^^^^^^^^^^---------------
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stderr]    = help: consider adding `std_backtrace` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `std_backtrace`
[INFO] [stderr]   --> src/lib.rs:33:15
[INFO] [stderr]    |
[INFO] [stderr] 33 | #[cfg(all(not(feature = "std_backtrace"), feature = "backtrace"))]
[INFO] [stderr]    |               ^^^^^^^^^^---------------
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stderr]    = help: consider adding `std_backtrace` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `std_backtrace`
[INFO] [stderr]   --> src/lib.rs:36:15
[INFO] [stderr]    |
[INFO] [stderr] 36 | #[cfg(not(any(feature = "std_backtrace", feature = "backtrace")))]
[INFO] [stderr]    |               ^^^^^^^^^^---------------
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stderr]    = help: consider adding `std_backtrace` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `std_backtrace`
[INFO] [stderr]   --> src/lib.rs:38:15
[INFO] [stderr]    |
[INFO] [stderr] 38 | #[cfg(not(any(feature = "std_backtrace", feature = "backtrace")))]
[INFO] [stderr]    |               ^^^^^^^^^^---------------
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stderr]    = help: consider adding `std_backtrace` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `std_backtrace`
[INFO] [stderr]    --> src/lib.rs:228:17
[INFO] [stderr]     |
[INFO] [stderr] 228 |         not(any(feature = "std_backtrace", feature = "backtrace")),
[INFO] [stderr]     |                 ^^^^^^^^^^---------------
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stderr]     = help: consider adding `std_backtrace` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `std_backtrace`
[INFO] [stderr]    --> src/lib.rs:101:15
[INFO] [stderr]     |
[INFO] [stderr] 101 |     #[cfg(any(feature = "std_backtrace", feature = "backtrace"))]
[INFO] [stderr]     |               ^^^^^^^^^^---------------
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stderr]     = help: consider adding `std_backtrace` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `std_backtrace`
[INFO] [stderr]    --> src/lib.rs:113:19
[INFO] [stderr]     |
[INFO] [stderr] 113 |     #[cfg(not(any(feature = "std_backtrace", feature = "backtrace")))]
[INFO] [stderr]     |                   ^^^^^^^^^^---------------
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stderr]     = help: consider adding `std_backtrace` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `std_backtrace`
[INFO] [stderr]    --> src/lib.rs:149:11
[INFO] [stderr]     |
[INFO] [stderr] 149 |     #[cfg(feature = "std_backtrace")]
[INFO] [stderr]     |           ^^^^^^^^^^---------------
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stderr]     = help: consider adding `std_backtrace` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: `coded` (lib) generated 11 warnings
[INFO] [stderr] warning: unexpected `cfg` condition value: `std_backtrace`
[INFO] [stderr]    --> src/lib.rs:697:15
[INFO] [stderr]     |
[INFO] [stderr] 697 |     #[cfg(any(feature = "std_backtrace", feature = "backtrace"))]
[INFO] [stderr]     |               ^^^^^^^^^^---------------
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: there is a expected value with a similar name: `"backtrace"`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected values for `feature` are: `backtrace`, `default`, and `unstable_std_backtrace`
[INFO] [stderr]     = help: consider adding `std_backtrace` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: `coded` (lib test) generated 12 warnings (11 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/coded-20d6a10aea2c3e45)
[INFO] [stderr]    Doc-tests coded
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::chain ... 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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - ResultExt::err_kind (line 526) ... ok
[INFO] [stdout] test src/lib.rs - err (line 605) ... ok
[INFO] [stdout] test src/lib.rs - err (line 632) ... ok
[INFO] [stdout] test src/lib.rs - bail (line 564) ... ok
[INFO] [stdout] test src/lib.rs - err (line 614) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0c204f160206fb234c4c6d15943fa67dda4bff7007e16988e3212af3c8553185", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c204f160206fb234c4c6d15943fa67dda4bff7007e16988e3212af3c8553185", kill_on_drop: false }`
[INFO] [stdout] 0c204f160206fb234c4c6d15943fa67dda4bff7007e16988e3212af3c8553185
