[INFO] updating cached repository https://github.com/Xijezu/ServerMonitor
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/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] 3b72783f5d8d63b3dcbb3c39084aa77e90da0f50
[INFO] testing Xijezu/ServerMonitor against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FXijezu%2FServerMonitor" "work/builds/worker-10/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Xijezu/ServerMonitor on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Xijezu/ServerMonitor
[INFO] finished tweaking git repo https://github.com/Xijezu/ServerMonitor
[INFO] tweaked toml for git repo https://github.com/Xijezu/ServerMonitor written to work/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Xijezu/ServerMonitor already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/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=warn" "-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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 169be9398253a176c6e98db3cbce422ab2e28ffb7e5c3128443d076e731f63b1
[INFO] running `"docker" "start" "-a" "169be9398253a176c6e98db3cbce422ab2e28ffb7e5c3128443d076e731f63b1"`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling syn v0.15.32
[INFO] [stderr]    Compiling cc v1.0.35
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]    Compiling mysql v15.1.0
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling block-padding v0.1.3
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling atoi v0.3.1
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling twox-hash v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling mysql_common v0.15.0
[INFO] [stderr]    Compiling server_monitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/monitor.rs:109:17
[INFO] [stderr]     |
[INFO] [stderr] 109 |             for mut servers in self.servers.iter_mut() {
[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]     Finished dev [unoptimized + debuginfo] target(s) in 29.66s
[INFO] running `"docker" "inspect" "169be9398253a176c6e98db3cbce422ab2e28ffb7e5c3128443d076e731f63b1"`
[INFO] running `"docker" "rm" "-f" "169be9398253a176c6e98db3cbce422ab2e28ffb7e5c3128443d076e731f63b1"`
[INFO] [stdout] 169be9398253a176c6e98db3cbce422ab2e28ffb7e5c3128443d076e731f63b1
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/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=warn" "-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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] a5039e2ef840f892ad187847d4f744b3eb8f437f2f64c423a7e4d96f9c8b094b
[INFO] running `"docker" "start" "-a" "a5039e2ef840f892ad187847d4f744b3eb8f437f2f64c423a7e4d96f9c8b094b"`
[INFO] [stderr]    Compiling server_monitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/monitor.rs:109:17
[INFO] [stderr]     |
[INFO] [stderr] 109 |             for mut servers in self.servers.iter_mut() {
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "a5039e2ef840f892ad187847d4f744b3eb8f437f2f64c423a7e4d96f9c8b094b"`
[INFO] running `"docker" "rm" "-f" "a5039e2ef840f892ad187847d4f744b3eb8f437f2f64c423a7e4d96f9c8b094b"`
[INFO] [stdout] a5039e2ef840f892ad187847d4f744b3eb8f437f2f64c423a7e4d96f9c8b094b
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/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=warn" "-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" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 9d7fda0836989de81d9a4c9c4150484f35d14cb8d3ceef73f7bee29659210c28
[INFO] running `"docker" "start" "-a" "9d7fda0836989de81d9a4c9c4150484f35d14cb8d3ceef73f7bee29659210c28"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/server_monitor-8d50f4bd6efdcddf
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9d7fda0836989de81d9a4c9c4150484f35d14cb8d3ceef73f7bee29659210c28"`
[INFO] running `"docker" "rm" "-f" "9d7fda0836989de81d9a4c9c4150484f35d14cb8d3ceef73f7bee29659210c28"`
[INFO] [stdout] 9d7fda0836989de81d9a4c9c4150484f35d14cb8d3ceef73f7bee29659210c28