[INFO] updating cached repository atsushi130/attendance-bot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/atsushi130/attendance-bot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/atsushi130/attendance-bot" "work/ex/beta-1.38-1/sources/1.37.0/gh/atsushi130/attendance-bot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/atsushi130/attendance-bot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/atsushi130/attendance-bot" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/atsushi130/attendance-bot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/atsushi130/attendance-bot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 44c73989286e0fbc93bfa2025e76a2ea4f94ae11
[INFO] sha for GitHub repo atsushi130/attendance-bot: 44c73989286e0fbc93bfa2025e76a2ea4f94ae11
[INFO] validating manifest of atsushi130/attendance-bot 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 atsushi130/attendance-bot 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 atsushi130/attendance-bot
[INFO] finished frobbing atsushi130/attendance-bot
[INFO] frobbed toml for atsushi130/attendance-bot written to work/ex/beta-1.38-1/sources/1.37.0/gh/atsushi130/attendance-bot/Cargo.toml
[INFO] started frobbing atsushi130/attendance-bot
[INFO] finished frobbing atsushi130/attendance-bot
[INFO] frobbed toml for atsushi130/attendance-bot written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/atsushi130/attendance-bot/Cargo.toml
[INFO] crate atsushi130/attendance-bot 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 atsushi130/attendance-bot 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/atsushi130/attendance-bot:/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] 9f79772cb9f3e88a35c7aa3915e32dc035308385ae038f6cf65c288be98c60e2
[INFO] running `"docker" "start" "-a" "9f79772cb9f3e88a35c7aa3915e32dc035308385ae038f6cf65c288be98c60e2"`
[INFO] [stderr]    Compiling openssl-sys v0.9.26
[INFO] [stderr]    Compiling base64 v0.5.2
[INFO] [stderr]    Compiling hyper v0.10.13
[INFO] [stderr]    Compiling serde_urlencoded v0.4.3
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling native-tls v0.1.5
[INFO] [stderr]    Compiling hyper-native-tls v0.2.4
[INFO] [stderr]    Compiling tungstenite v0.2.4
[INFO] [stderr]    Compiling reqwest v0.4.0
[INFO] [stderr]    Compiling slack_api v0.18.0
[INFO] [stderr]    Compiling slack v0.19.0
[INFO] [stderr]    Compiling attendance_bot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `from_id`
[INFO] [stderr]   --> src/attendance_bot/attendance_type.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn from_id(id: i64) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `"docker" "inspect" "9f79772cb9f3e88a35c7aa3915e32dc035308385ae038f6cf65c288be98c60e2"`
[INFO] running `"docker" "rm" "-f" "9f79772cb9f3e88a35c7aa3915e32dc035308385ae038f6cf65c288be98c60e2"`
[INFO] [stdout] 9f79772cb9f3e88a35c7aa3915e32dc035308385ae038f6cf65c288be98c60e2
[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/atsushi130/attendance-bot:/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] 2f9d57d6318b39022e9925e85a79ebac00b9eda50d39ea2354855a3abdac77db
[INFO] running `"docker" "start" "-a" "2f9d57d6318b39022e9925e85a79ebac00b9eda50d39ea2354855a3abdac77db"`
[INFO] [stderr]    Compiling attendance_bot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `from_id`
[INFO] [stderr]   --> src/attendance_bot/attendance_type.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn from_id(id: i64) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `"docker" "inspect" "2f9d57d6318b39022e9925e85a79ebac00b9eda50d39ea2354855a3abdac77db"`
[INFO] running `"docker" "rm" "-f" "2f9d57d6318b39022e9925e85a79ebac00b9eda50d39ea2354855a3abdac77db"`
[INFO] [stdout] 2f9d57d6318b39022e9925e85a79ebac00b9eda50d39ea2354855a3abdac77db
[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/atsushi130/attendance-bot:/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] b30175ab6e0485926964ab96b08f1ed7cc461980e9e45f0f88a4ef0487b51245
[INFO] running `"docker" "start" "-a" "b30175ab6e0485926964ab96b08f1ed7cc461980e9e45f0f88a4ef0487b51245"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/attendance_bot-7103c532ee269858
[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" "b30175ab6e0485926964ab96b08f1ed7cc461980e9e45f0f88a4ef0487b51245"`
[INFO] running `"docker" "rm" "-f" "b30175ab6e0485926964ab96b08f1ed7cc461980e9e45f0f88a4ef0487b51245"`
[INFO] [stdout] b30175ab6e0485926964ab96b08f1ed7cc461980e9e45f0f88a4ef0487b51245