[INFO] fetching crate terror 3.1.0...
[INFO] building terror-3.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate terror 3.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate terror 3.1.0
[INFO] finished tweaking crates.io crate terror 3.1.0
[INFO] tweaked toml for crates.io crate terror 3.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate terror 3.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate terror 3.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded httpstatus v0.1.2
[INFO] [stderr]   Downloaded cc v1.2.33
[INFO] [stderr]   Downloaded bitflags v2.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a287c658deb44a80d40b3d42f4888ae3f7833bbd517e87e96a1039c8337a7f60
[INFO] running `Command { std: "docker" "start" "-a" "a287c658deb44a80d40b3d42f4888ae3f7833bbd517e87e96a1039c8337a7f60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a287c658deb44a80d40b3d42f4888ae3f7833bbd517e87e96a1039c8337a7f60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a287c658deb44a80d40b3d42f4888ae3f7833bbd517e87e96a1039c8337a7f60", kill_on_drop: false }`
[INFO] [stdout] a287c658deb44a80d40b3d42f4888ae3f7833bbd517e87e96a1039c8337a7f60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecf9e41ab630964864c2f70c934d47f37a281ac0f26d6910e16b8c30e2c3605e
[INFO] running `Command { std: "docker" "start" "-a" "ecf9e41ab630964864c2f70c934d47f37a281ac0f26d6910e16b8c30e2c3605e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling terror v3.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.69s
[INFO] running `Command { std: "docker" "inspect" "ecf9e41ab630964864c2f70c934d47f37a281ac0f26d6910e16b8c30e2c3605e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecf9e41ab630964864c2f70c934d47f37a281ac0f26d6910e16b8c30e2c3605e", kill_on_drop: false }`
[INFO] [stdout] ecf9e41ab630964864c2f70c934d47f37a281ac0f26d6910e16b8c30e2c3605e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 568007da346b2fec4add474d15475472d7d6c8cdc643d83de1f7f4a443b37ed4
[INFO] running `Command { std: "docker" "start" "-a" "568007da346b2fec4add474d15475472d7d6c8cdc643d83de1f7f4a443b37ed4", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling terror v3.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:611:33
[INFO] [stdout]     |
[INFO] [stdout] 611 |     fn compare(expected: Value, mut actual: Value) -> R {
[INFO] [stdout]     |                                 ----^^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:629:64
[INFO] [stdout]     |
[INFO] [stdout] 629 |     fn compare_respecting_manually_set_fields(expected: Value, mut actual: Value) -> R {
[INFO] [stdout]     |                                                                ----^^^^^^
[INFO] [stdout]     |                                                                |
[INFO] [stdout]     |                                                                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "568007da346b2fec4add474d15475472d7d6c8cdc643d83de1f7f4a443b37ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "568007da346b2fec4add474d15475472d7d6c8cdc643d83de1f7f4a443b37ed4", kill_on_drop: false }`
[INFO] [stdout] 568007da346b2fec4add474d15475472d7d6c8cdc643d83de1f7f4a443b37ed4