[INFO] fetching crate backyard-nodes 0.1.10...
[INFO] checking backyard-nodes-0.1.10 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate backyard-nodes 0.1.10 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate backyard-nodes 0.1.10
[INFO] finished tweaking crates.io crate backyard-nodes 0.1.10
[INFO] tweaked toml for crates.io crate backyard-nodes 0.1.10 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate backyard-nodes 0.1.10 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 26 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded insta v1.43.1
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4f8591885b21b4d4864bac774eb9baf83b04e9a8c39a92b44f79d5789e51dc0
[INFO] running `Command { std: "docker" "start" "-a" "b4f8591885b21b4d4864bac774eb9baf83b04e9a8c39a92b44f79d5789e51dc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4f8591885b21b4d4864bac774eb9baf83b04e9a8c39a92b44f79d5789e51dc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4f8591885b21b4d4864bac774eb9baf83b04e9a8c39a92b44f79d5789e51dc0", kill_on_drop: false }`
[INFO] [stdout] b4f8591885b21b4d4864bac774eb9baf83b04e9a8c39a92b44f79d5789e51dc0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ac28b90e7188f777d6ac3f1f005cebf4fa56f1f9ac5e98525bf098193a226dc
[INFO] running `Command { std: "docker" "start" "-a" "2ac28b90e7188f777d6ac3f1f005cebf4fa56f1f9ac5e98525bf098193a226dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking similar v2.7.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking bstr v1.12.0
[INFO] [stderr]     Checking bumpalo v3.19.0
[INFO] [stderr]     Checking insta v1.43.1
[INFO] [stderr]     Checking backyard-nodes v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::VecDeque`
[INFO] [stdout]   --> src/lib.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::{ collections::VecDeque, fmt::{ self, Display, Formatter } };
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::VecDeque`
[INFO] [stdout]   --> src/lib.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::{ collections::VecDeque, fmt::{ self, Display, Formatter } };
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.19s
[INFO] running `Command { std: "docker" "inspect" "2ac28b90e7188f777d6ac3f1f005cebf4fa56f1f9ac5e98525bf098193a226dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ac28b90e7188f777d6ac3f1f005cebf4fa56f1f9ac5e98525bf098193a226dc", kill_on_drop: false }`
[INFO] [stdout] 2ac28b90e7188f777d6ac3f1f005cebf4fa56f1f9ac5e98525bf098193a226dc