[INFO] crate yobot 0.1.1 is already in cache
[INFO] extracting crate yobot 0.1.1 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/yobot/0.1.1
[INFO] extracting crate yobot 0.1.1 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/yobot/0.1.1
[INFO] validating manifest of yobot-0.1.1 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of yobot-0.1.1 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing yobot-0.1.1
[INFO] finished frobbing yobot-0.1.1
[INFO] frobbed toml for yobot-0.1.1 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/yobot/0.1.1/Cargo.toml
[INFO] started frobbing yobot-0.1.1
[INFO] finished frobbing yobot-0.1.1
[INFO] frobbed toml for yobot-0.1.1 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/yobot/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] building yobot-0.1.1 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/yobot/0.1.1:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] de445eb5a3af7c98954f242d672806c6ecd21d8f92c63561e30cc353e653bd13
[INFO] running `"docker" "start" "-a" "de445eb5a3af7c98954f242d672806c6ecd21d8f92c63561e30cc353e653bd13"`
[INFO] [stderr]    Compiling tokio-sync v0.1.0
[INFO] [stderr]    Compiling base64 v0.5.2
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling serde_urlencoded v0.4.3
[INFO] [stderr]    Compiling tokio-fs v0.1.5
[INFO] [stderr]    Compiling tungstenite v0.2.4
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling reqwest v0.4.0
[INFO] [stderr]    Compiling tokio v0.1.15
[INFO] [stderr]    Compiling slack_api v0.17.0
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling tokio-tls v0.1.4
[INFO] [stderr]    Compiling hyper v0.11.27
[INFO] [stderr]    Compiling hyper-tls v0.1.4
[INFO] [stderr]    Compiling reqwest v0.7.3
[INFO] [stderr]    Compiling slack v0.18.0
[INFO] [stderr]    Compiling yobot v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/slackhandler.rs:74:35
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 message = message.slice_unchecked(prefix_len, message_len);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `"docker" "inspect" "de445eb5a3af7c98954f242d672806c6ecd21d8f92c63561e30cc353e653bd13"`
[INFO] running `"docker" "rm" "-f" "de445eb5a3af7c98954f242d672806c6ecd21d8f92c63561e30cc353e653bd13"`
[INFO] [stdout] de445eb5a3af7c98954f242d672806c6ecd21d8f92c63561e30cc353e653bd13
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/yobot/0.1.1:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 88f52ffe0b893ab36a9823c0a2c3bea0d4417fbb9474b93e08ae39f12c7da455
[INFO] running `"docker" "start" "-a" "88f52ffe0b893ab36a9823c0a2c3bea0d4417fbb9474b93e08ae39f12c7da455"`
[INFO] [stderr]    Compiling yobot v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/slackhandler.rs:74:35
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 message = message.slice_unchecked(prefix_len, message_len);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.20s
[INFO] running `"docker" "inspect" "88f52ffe0b893ab36a9823c0a2c3bea0d4417fbb9474b93e08ae39f12c7da455"`
[INFO] running `"docker" "rm" "-f" "88f52ffe0b893ab36a9823c0a2c3bea0d4417fbb9474b93e08ae39f12c7da455"`
[INFO] [stdout] 88f52ffe0b893ab36a9823c0a2c3bea0d4417fbb9474b93e08ae39f12c7da455