[INFO] fetching crate prefixopt_derive 0.4.0...
[INFO] checking prefixopt_derive-0.4.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate prefixopt_derive 0.4.0 into /workspace/builds/worker-101/source
[INFO] validating manifest of crates.io crate prefixopt_derive 0.4.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prefixopt_derive 0.4.0
[INFO] finished tweaking crates.io crate prefixopt_derive 0.4.0
[INFO] tweaked toml for crates.io crate prefixopt_derive 0.4.0 written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70c6a88668a46f6e553b923ca3ca7f37e7c0555feb2adfa18b587158dca88f75
[INFO] running `Command { std: "docker" "start" "-a" "70c6a88668a46f6e553b923ca3ca7f37e7c0555feb2adfa18b587158dca88f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70c6a88668a46f6e553b923ca3ca7f37e7c0555feb2adfa18b587158dca88f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70c6a88668a46f6e553b923ca3ca7f37e7c0555feb2adfa18b587158dca88f75", kill_on_drop: false }`
[INFO] [stdout] 70c6a88668a46f6e553b923ca3ca7f37e7c0555feb2adfa18b587158dca88f75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1eb57ff90c1e05a3d5b37891f403f5e0bf33e5d8a21204154f7924e206a6252a
[INFO] running `Command { std: "docker" "start" "-a" "1eb57ff90c1e05a3d5b37891f403f5e0bf33e5d8a21204154f7924e206a6252a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking unicode-xid v0.0.4
[INFO] [stderr]     Checking scopeguard v0.2.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]     Checking quote v0.3.15
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking synom v0.11.3
[INFO] [stderr]     Checking map_in_place v0.1.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking prefixopt v0.4.0
[INFO] [stderr]     Checking prefixopt_derive v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/enum_data.rs:51:38
[INFO] [stdout]    |
[INFO] [stdout] 51 |                     .map(|id| id as &::std::fmt::Display)
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::fmt::Display)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/enum_data.rs:51:38
[INFO] [stdout]    |
[INFO] [stdout] 51 |                     .map(|id| id as &::std::fmt::Display)
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::fmt::Display)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/enum_data.rs:51:38
[INFO] [stdout]    |
[INFO] [stdout] 51 |                     .map(|id| id as &::std::fmt::Display)
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::fmt::Display)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.26s
[INFO] running `Command { std: "docker" "inspect" "1eb57ff90c1e05a3d5b37891f403f5e0bf33e5d8a21204154f7924e206a6252a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eb57ff90c1e05a3d5b37891f403f5e0bf33e5d8a21204154f7924e206a6252a", kill_on_drop: false }`
[INFO] [stdout] 1eb57ff90c1e05a3d5b37891f403f5e0bf33e5d8a21204154f7924e206a6252a