[INFO] updating cached repository https://github.com/ereslibre/kubeception
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fbb6dd2e58fe59b81be34e35f79c83f574e316a1
[INFO] checking ereslibre/kubeception against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fereslibre%2Fkubeception" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ereslibre/kubeception on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ereslibre/kubeception
[INFO] finished tweaking git repo https://github.com/ereslibre/kubeception
[INFO] tweaked toml for git repo https://github.com/ereslibre/kubeception written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/ereslibre/kubeception already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 38bae1d24d4d236aa4de46772fa30dc888bb499ed0eb69cef67e72a77029951c
[INFO] running `"docker" "start" "-a" "38bae1d24d4d236aa4de46772fa30dc888bb499ed0eb69cef67e72a77029951c"`
[INFO] [stderr]     Checking filetime v0.1.15
[INFO] [stderr]    Compiling libdbus-sys v0.1.3
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling openssl v0.10.10
[INFO] [stderr]     Checking chrono v0.4.4
[INFO] [stderr]     Checking handlebars v1.0.0-beta.4
[INFO] [stderr]     Checking gzip-header v0.1.2
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking mime_guess v1.8.6
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking tiny_http v0.5.9
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]     Checking dbus v0.6.2
[INFO] [stderr]     Checking multipart v0.13.6
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking rouille v2.1.0
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking hyper-tls v0.1.3
[INFO] [stderr]     Checking reqwest v0.8.6
[INFO] [stderr]     Checking kubeception v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/etcd.rs:127:21
[INFO] [stderr]     |
[INFO] [stderr] 127 |                 let mut reg = Handlebars::new();
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/kubectl.rs:55:21
[INFO] [stderr]    |
[INFO] [stderr] 55 |                 let mut command_stdin = command.stdin.as_mut().expect("could not open stdin");
[INFO] [stderr]    |                     ----^^^^^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/etcd.rs:127:21
[INFO] [stderr]     |
[INFO] [stderr] 127 |                 let mut reg = Handlebars::new();
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/kubectl.rs:55:21
[INFO] [stderr]    |
[INFO] [stderr] 55 |                 let mut command_stdin = command.stdin.as_mut().expect("could not open stdin");
[INFO] [stderr]    |                     ----^^^^^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.79s
[INFO] running `"docker" "inspect" "38bae1d24d4d236aa4de46772fa30dc888bb499ed0eb69cef67e72a77029951c"`
[INFO] running `"docker" "rm" "-f" "38bae1d24d4d236aa4de46772fa30dc888bb499ed0eb69cef67e72a77029951c"`
[INFO] [stdout] 38bae1d24d4d236aa4de46772fa30dc888bb499ed0eb69cef67e72a77029951c