[INFO] fetching crate name_of 0.1.1...
[INFO] checking name_of-0.1.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate name_of 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate name_of 0.1.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate name_of 0.1.1
[INFO] finished tweaking crates.io crate name_of 0.1.1
[INFO] tweaked toml for crates.io crate name_of 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb55a2a690ec23de1396bfbd5fdce544e99e9874664833107dfbc3baefac3be6
[INFO] running `Command { std: "docker" "start" "-a" "bb55a2a690ec23de1396bfbd5fdce544e99e9874664833107dfbc3baefac3be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb55a2a690ec23de1396bfbd5fdce544e99e9874664833107dfbc3baefac3be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb55a2a690ec23de1396bfbd5fdce544e99e9874664833107dfbc3baefac3be6", kill_on_drop: false }`
[INFO] [stdout] bb55a2a690ec23de1396bfbd5fdce544e99e9874664833107dfbc3baefac3be6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce9b39303f67c3b39835d70aac48cea1bc0c8c6e18896105d6c66ce49696d032
[INFO] running `Command { std: "docker" "start" "-a" "ce9b39303f67c3b39835d70aac48cea1bc0c8c6e18896105d6c66ce49696d032", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking proc-macro2 v1.0.86
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]     Checking name_of v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `level` is never read
[INFO] [stdout]   --> src/implements/impl_function_name.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct FunctionName {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 12 |     level: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `level` is never read
[INFO] [stdout]   --> src/implements/impl_function_name.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct FunctionName {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 12 |     level: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "ce9b39303f67c3b39835d70aac48cea1bc0c8c6e18896105d6c66ce49696d032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce9b39303f67c3b39835d70aac48cea1bc0c8c6e18896105d6c66ce49696d032", kill_on_drop: false }`
[INFO] [stdout] ce9b39303f67c3b39835d70aac48cea1bc0c8c6e18896105d6c66ce49696d032