[INFO] cloning repository StoneDot/server_monitor
[INFO] running `"git" "clone" "--bare" "git://github.com/StoneDot/server_monitor.git" "work/cache/sources/gh/StoneDot/server_monitor"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/StoneDot/server_monitor'...
[INFO] running `"git" "clone" "work/cache/sources/gh/StoneDot/server_monitor" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/StoneDot/server_monitor"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/StoneDot/server_monitor'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/StoneDot/server_monitor" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/StoneDot/server_monitor"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/StoneDot/server_monitor'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1c2669d0cb713012e7517a6765cfd9f708b947d9
[INFO] sha for GitHub repo StoneDot/server_monitor: 1c2669d0cb713012e7517a6765cfd9f708b947d9
[INFO] validating manifest of StoneDot/server_monitor on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of StoneDot/server_monitor on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing StoneDot/server_monitor
[INFO] finished frobbing StoneDot/server_monitor
[INFO] frobbed toml for StoneDot/server_monitor written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/StoneDot/server_monitor/Cargo.toml
[INFO] started frobbing StoneDot/server_monitor
[INFO] finished frobbing StoneDot/server_monitor
[INFO] frobbed toml for StoneDot/server_monitor written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/StoneDot/server_monitor/Cargo.toml
[INFO] crate StoneDot/server_monitor has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking StoneDot/server_monitor against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-7/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/StoneDot/server_monitor:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6312b60bdc0cb6576bd182e399d15f20f0cb0778186e576c175ac2469981c36e
[INFO] running `"docker" "start" "-a" "6312b60bdc0cb6576bd182e399d15f20f0cb0778186e576c175ac2469981c36e"`
[INFO] [stderr]     Checking itertools v0.7.2
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.20
[INFO] [stderr]     Checking server_monitor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `elapsed`
[INFO] [stderr]    --> src/main.rs:244:9
[INFO] [stderr]     |
[INFO] [stderr] 244 |     let elapsed = cur_time.duration_since(UNIX_EPOCH)
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_elapsed`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `elapsed`
[INFO] [stderr]    --> src/main.rs:244:9
[INFO] [stderr]     |
[INFO] [stderr] 244 |     let elapsed = cur_time.duration_since(UNIX_EPOCH)
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_elapsed`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.09s
[INFO] running `"docker" "inspect" "6312b60bdc0cb6576bd182e399d15f20f0cb0778186e576c175ac2469981c36e"`
[INFO] running `"docker" "rm" "-f" "6312b60bdc0cb6576bd182e399d15f20f0cb0778186e576c175ac2469981c36e"`
[INFO] [stdout] 6312b60bdc0cb6576bd182e399d15f20f0cb0778186e576c175ac2469981c36e