[INFO] fetching crate stellation-core 0.3.0...
[INFO] checking stellation-core-0.3.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate stellation-core 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate stellation-core 0.3.0
[INFO] finished tweaking crates.io crate stellation-core 0.3.0
[INFO] tweaked toml for crates.io crate stellation-core 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stellation-core 0.3.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83ef4a6e34048581e10ae7033200a0d07a3a2db63034080315016b279c257159
[INFO] running `Command { std: "docker" "start" "-a" "83ef4a6e34048581e10ae7033200a0d07a3a2db63034080315016b279c257159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83ef4a6e34048581e10ae7033200a0d07a3a2db63034080315016b279c257159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83ef4a6e34048581e10ae7033200a0d07a3a2db63034080315016b279c257159", kill_on_drop: false }`
[INFO] [stdout] 83ef4a6e34048581e10ae7033200a0d07a3a2db63034080315016b279c257159
[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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b20fb3ef33a542ea305adb4e0f8f1292461e65bc90ba03a2b40cf05ef3c96470
[INFO] running `Command { std: "docker" "start" "-a" "b20fb3ef33a542ea305adb4e0f8f1292461e65bc90ba03a2b40cf05ef3c96470", kill_on_drop: false }`
[INFO] [stderr]     Checking stellation-core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `documenting`
[INFO] [stdout]  --> src/lib.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![cfg_attr(documenting, feature(doc_cfg))]
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(documenting)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(documenting)");` 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: `documenting`
[INFO] [stdout]   --> src/lib.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![cfg_attr(documenting, feature(doc_auto_cfg))]
[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(documenting)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(documenting)");` 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: `releasing`
[INFO] [stdout]   --> src/lib.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![cfg_attr(any(releasing, not(debug_assertions)), deny(dead_code, unused_imports))]
[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(releasing)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(releasing)");` 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: `documenting`
[INFO] [stdout]  --> src/lib.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![cfg_attr(documenting, feature(doc_cfg))]
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(documenting)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(documenting)");` 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: `documenting`
[INFO] [stdout]   --> src/lib.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![cfg_attr(documenting, feature(doc_auto_cfg))]
[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(documenting)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(documenting)");` 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: `releasing`
[INFO] [stdout]   --> src/lib.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![cfg_attr(any(releasing, not(debug_assertions)), deny(dead_code, unused_imports))]
[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(releasing)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(releasing)");` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "b20fb3ef33a542ea305adb4e0f8f1292461e65bc90ba03a2b40cf05ef3c96470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b20fb3ef33a542ea305adb4e0f8f1292461e65bc90ba03a2b40cf05ef3c96470", kill_on_drop: false }`
[INFO] [stdout] b20fb3ef33a542ea305adb4e0f8f1292461e65bc90ba03a2b40cf05ef3c96470