[INFO] cloning repository https://github.com/kenjasim/rush
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kenjasim/rush" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkenjasim%2Frush", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkenjasim%2Frush'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17696f3cede46d66f46acbdfe4d32133cb82c6a8
[INFO] checking kenjasim/rush against master#336209eef13882bd1e211b24779584cb7ef911eb for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkenjasim%2Frush" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kenjasim/rush on toolchain 336209eef13882bd1e211b24779584cb7ef911eb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kenjasim/rush
[INFO] finished tweaking git repo https://github.com/kenjasim/rush
[INFO] tweaked toml for git repo https://github.com/kenjasim/rush written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kenjasim/rush 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" "+336209eef13882bd1e211b24779584cb7ef911eb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b4e8b6e1395cc037e55fdce4833916467a36861a58fd5a5540ca5d00b2ed5e3
[INFO] running `Command { std: "docker" "start" "-a" "2b4e8b6e1395cc037e55fdce4833916467a36861a58fd5a5540ca5d00b2ed5e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b4e8b6e1395cc037e55fdce4833916467a36861a58fd5a5540ca5d00b2ed5e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b4e8b6e1395cc037e55fdce4833916467a36861a58fd5a5540ca5d00b2ed5e3", kill_on_drop: false }`
[INFO] [stdout] 2b4e8b6e1395cc037e55fdce4833916467a36861a58fd5a5540ca5d00b2ed5e3
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 434a085db235aa9b1b091dc5d9ceea6e669827df60a5b8e9a9d89631db0389fe
[INFO] running `Command { std: "docker" "start" "-a" "434a085db235aa9b1b091dc5d9ceea6e669827df60a5b8e9a9d89631db0389fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]     Checking rush v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `gethostname`
[INFO] [stdout]  --> src/details/user.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | use libc::{getpwuid_r, geteuid, gethostname};
[INFO] [stdout]   |                                 ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gethostname`
[INFO] [stdout]  --> src/details/user.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | use libc::{getpwuid_r, geteuid, gethostname};
[INFO] [stdout]   |                                 ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_user` is never used
[INFO] [stdout]   --> src/details/user.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn get_user() -> Option<String>{
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_user` is never used
[INFO] [stdout]   --> src/details/user.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn get_user() -> Option<String>{
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "434a085db235aa9b1b091dc5d9ceea6e669827df60a5b8e9a9d89631db0389fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "434a085db235aa9b1b091dc5d9ceea6e669827df60a5b8e9a9d89631db0389fe", kill_on_drop: false }`
[INFO] [stdout] 434a085db235aa9b1b091dc5d9ceea6e669827df60a5b8e9a9d89631db0389fe