[INFO] cloning repository https://github.com/iamquang95/rcf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iamquang95/rcf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamquang95%2Frcf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamquang95%2Frcf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 425b582d89274c59780e406d1e90dbe5d16f0848
[INFO] checking iamquang95/rcf against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamquang95%2Frcf" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/iamquang95/rcf
[INFO] finished tweaking git repo https://github.com/iamquang95/rcf
[INFO] tweaked toml for git repo https://github.com/iamquang95/rcf written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iamquang95/rcf on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/iamquang95/rcf 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" "+6284d7b4bd27983dba388146648ab844ca7d032f" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_termios v0.1.1
[INFO] [stderr]   Downloaded termion v1.5.5
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.1
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.57
[INFO] [stderr]   Downloaded crossbeam v0.8.0
[INFO] [stderr]   Downloaded const_fn v0.4.4
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.1
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.0
[INFO] [stderr]   Downloaded memoffset v0.6.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.1
[INFO] [stderr]   Downloaded libc v0.2.81
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.0
[INFO] [stderr]   Downloaded itertools v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aaf2fd0455dd85e25eadccc929dda8a14a72fde1f312e8f5be08ae2db4db3ddc
[INFO] running `Command { std: "docker" "start" "-a" "aaf2fd0455dd85e25eadccc929dda8a14a72fde1f312e8f5be08ae2db4db3ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aaf2fd0455dd85e25eadccc929dda8a14a72fde1f312e8f5be08ae2db4db3ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaf2fd0455dd85e25eadccc929dda8a14a72fde1f312e8f5be08ae2db4db3ddc", kill_on_drop: false }`
[INFO] [stdout] aaf2fd0455dd85e25eadccc929dda8a14a72fde1f312e8f5be08ae2db4db3ddc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0330039fc32c8bb98160a8e53ce3e1465120c322a71ca8031c120b37fabf82e6
[INFO] running `Command { std: "docker" "start" "-a" "0330039fc32c8bb98160a8e53ce3e1465120c322a71ca8031c120b37fabf82e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking fuzzy-matcher v0.3.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-queue v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking crossbeam v0.8.0
[INFO] [stderr]     Checking rcf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/lib.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct Command {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 39 |     id: u32,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Command` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/lib.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct Command {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 39 |     id: u32,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Command` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "0330039fc32c8bb98160a8e53ce3e1465120c322a71ca8031c120b37fabf82e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0330039fc32c8bb98160a8e53ce3e1465120c322a71ca8031c120b37fabf82e6", kill_on_drop: false }`
[INFO] [stdout] 0330039fc32c8bb98160a8e53ce3e1465120c322a71ca8031c120b37fabf82e6
