[INFO] updating cached repository hingdata16ha/discord-rustbot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hingdata16ha/discord-rustbot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hingdata16ha/discord-rustbot" "work/ex/beta-1.38-1/sources/1.37.0/gh/hingdata16ha/discord-rustbot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/hingdata16ha/discord-rustbot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hingdata16ha/discord-rustbot" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hingdata16ha/discord-rustbot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hingdata16ha/discord-rustbot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d7e922a46ecfff06ca22b306ee43a2d766839838
[INFO] sha for GitHub repo hingdata16ha/discord-rustbot: d7e922a46ecfff06ca22b306ee43a2d766839838
[INFO] validating manifest of hingdata16ha/discord-rustbot on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hingdata16ha/discord-rustbot on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hingdata16ha/discord-rustbot
[INFO] finished frobbing hingdata16ha/discord-rustbot
[INFO] frobbed toml for hingdata16ha/discord-rustbot written to work/ex/beta-1.38-1/sources/1.37.0/gh/hingdata16ha/discord-rustbot/Cargo.toml
[INFO] started frobbing hingdata16ha/discord-rustbot
[INFO] finished frobbing hingdata16ha/discord-rustbot
[INFO] frobbed toml for hingdata16ha/discord-rustbot written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hingdata16ha/discord-rustbot/Cargo.toml
[INFO] crate hingdata16ha/discord-rustbot already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing hingdata16ha/discord-rustbot against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hingdata16ha/discord-rustbot:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] ac676d9279d3d5d8e834aac4c8319424c9c86b1ca7430e910d0e93223b3e1fec
[INFO] running `"docker" "start" "-a" "ac676d9279d3d5d8e834aac4c8319424c9c86b1ca7430e910d0e93223b3e1fec"`
[INFO] [stderr]    Compiling discord-rustbot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `Bot`
[INFO] [stderr]  --> src/bot/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Bot<'a> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "ac676d9279d3d5d8e834aac4c8319424c9c86b1ca7430e910d0e93223b3e1fec"`
[INFO] running `"docker" "rm" "-f" "ac676d9279d3d5d8e834aac4c8319424c9c86b1ca7430e910d0e93223b3e1fec"`
[INFO] [stdout] ac676d9279d3d5d8e834aac4c8319424c9c86b1ca7430e910d0e93223b3e1fec
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hingdata16ha/discord-rustbot:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 26d18b5e17f696601c575b303a7bfc6bb8f04333e2b468725df624c3ff6a254e
[INFO] running `"docker" "start" "-a" "26d18b5e17f696601c575b303a7bfc6bb8f04333e2b468725df624c3ff6a254e"`
[INFO] [stderr]    Compiling discord-rustbot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `Bot`
[INFO] [stderr]  --> src/bot/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Bot<'a> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "26d18b5e17f696601c575b303a7bfc6bb8f04333e2b468725df624c3ff6a254e"`
[INFO] running `"docker" "rm" "-f" "26d18b5e17f696601c575b303a7bfc6bb8f04333e2b468725df624c3ff6a254e"`
[INFO] [stdout] 26d18b5e17f696601c575b303a7bfc6bb8f04333e2b468725df624c3ff6a254e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hingdata16ha/discord-rustbot:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] fc1680842e536a7e6b6571f39256933d70311940f9b26b561761193573fc8e3d
[INFO] running `"docker" "start" "-a" "fc1680842e536a7e6b6571f39256933d70311940f9b26b561761193573fc8e3d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/discord_rustbot-7e1e68631875e343
[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" "fc1680842e536a7e6b6571f39256933d70311940f9b26b561761193573fc8e3d"`
[INFO] running `"docker" "rm" "-f" "fc1680842e536a7e6b6571f39256933d70311940f9b26b561761193573fc8e3d"`
[INFO] [stdout] fc1680842e536a7e6b6571f39256933d70311940f9b26b561761193573fc8e3d