[INFO] fetching crate bytes_chain 1.1.8...
[INFO] checking bytes_chain-1.1.8 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate bytes_chain 1.1.8 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate bytes_chain 1.1.8 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bytes_chain 1.1.8
[INFO] finished tweaking crates.io crate bytes_chain 1.1.8
[INFO] tweaked toml for crates.io crate bytes_chain 1.1.8 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytes v0.4.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e05c7fd2e21c114739ee6c849121fb95cfd82f67fbe60cd9a9a3508a6c61df9f
[INFO] running `Command { std: "docker" "start" "-a" "e05c7fd2e21c114739ee6c849121fb95cfd82f67fbe60cd9a9a3508a6c61df9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e05c7fd2e21c114739ee6c849121fb95cfd82f67fbe60cd9a9a3508a6c61df9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e05c7fd2e21c114739ee6c849121fb95cfd82f67fbe60cd9a9a3508a6c61df9f", kill_on_drop: false }`
[INFO] [stdout] e05c7fd2e21c114739ee6c849121fb95cfd82f67fbe60cd9a9a3508a6c61df9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac477cde1ac286e3fbe5005b6556735b30832b8f181d3796663495e602e8a10f
[INFO] running `Command { std: "docker" "start" "-a" "ac477cde1ac286e3fbe5005b6556735b30832b8f181d3796663495e602e8a10f", kill_on_drop: false }`
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking bytes_chain v1.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `NumberAble` is imported redundantly
[INFO] [stdout]    --> src/buffer.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 4   | use crate::NumberAble;
[INFO] [stdout]     |     ----------------- the item `NumberAble` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 141 |         use crate::NumberAble;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/number.rs:77:16
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn tf<T>(buf: &NumberAble, i: usize) -> T
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn tf<T>(buf: &dyn NumberAble, i: usize) -> T
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `NumberAble` is imported redundantly
[INFO] [stdout]    --> src/buffer.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 4   | use crate::NumberAble;
[INFO] [stdout]     |     ----------------- the item `NumberAble` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 141 |         use crate::NumberAble;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/number.rs:77:16
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn tf<T>(buf: &NumberAble, i: usize) -> T
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn tf<T>(buf: &dyn NumberAble, i: usize) -> T
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "ac477cde1ac286e3fbe5005b6556735b30832b8f181d3796663495e602e8a10f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac477cde1ac286e3fbe5005b6556735b30832b8f181d3796663495e602e8a10f", kill_on_drop: false }`
[INFO] [stdout] ac477cde1ac286e3fbe5005b6556735b30832b8f181d3796663495e602e8a10f
