[INFO] fetching crate tracing-forest 0.1.6...
[INFO] checking tracing-forest-0.1.6 against master#35936c4839dd272646394779d151e060d0f6b3ac for pr-122960-1
[INFO] extracting crate tracing-forest 0.1.6 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate tracing-forest 0.1.6 on toolchain 35936c4839dd272646394779d151e060d0f6b3ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-forest 0.1.6
[INFO] finished tweaking crates.io crate tracing-forest 0.1.6
[INFO] tweaked toml for crates.io crate tracing-forest 0.1.6 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9035ff6259f8284f819a5cc54c044a8f01143413a62d7a7eda935a3e824515a4
[INFO] running `Command { std: "docker" "start" "-a" "9035ff6259f8284f819a5cc54c044a8f01143413a62d7a7eda935a3e824515a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9035ff6259f8284f819a5cc54c044a8f01143413a62d7a7eda935a3e824515a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9035ff6259f8284f819a5cc54c044a8f01143413a62d7a7eda935a3e824515a4", kill_on_drop: false }`
[INFO] [stdout] 9035ff6259f8284f819a5cc54c044a8f01143413a62d7a7eda935a3e824515a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+35936c4839dd272646394779d151e060d0f6b3ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01b9b2f4488f7146f045286aa077a4b247f7ea3a7676fe23cda860e09df09ac6
[INFO] running `Command { std: "docker" "start" "-a" "01b9b2f4488f7146f045286aa077a4b247f7ea3a7676fe23cda860e09df09ac6", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-forest v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] error: the item `cfg_uuid` is imported redundantly
[INFO] [stdout]    --> src/fail.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   |   use crate::cfg_uuid;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/cfg.rs:27:1
[INFO] [stdout]     |
[INFO] [stdout] 27  | / macro_rules! cfg_uuid {
[INFO] [stdout] 28  | |     ($($item:item)*) => {
[INFO] [stdout] 29  | |         $(
[INFO] [stdout] 30  | |             #[cfg(feature = "uuid")]
[INFO] [stdout] ...   |
[INFO] [stdout] 34  | |     }
[INFO] [stdout] 35  | | }
[INFO] [stdout]     | |_- the item `cfg_uuid` is already defined here
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:281:9
[INFO] [stdout]     |
[INFO] [stdout] 281 | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing-forest` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "01b9b2f4488f7146f045286aa077a4b247f7ea3a7676fe23cda860e09df09ac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01b9b2f4488f7146f045286aa077a4b247f7ea3a7676fe23cda860e09df09ac6", kill_on_drop: false }`
[INFO] [stdout] 01b9b2f4488f7146f045286aa077a4b247f7ea3a7676fe23cda860e09df09ac6