[INFO] updating cached repository BenjaminRi/Monitoring-Boi
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/BenjaminRi/Monitoring-Boi
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/BenjaminRi/Monitoring-Boi" "work/ex/beta-1.38-1/sources/1.37.0/gh/BenjaminRi/Monitoring-Boi"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/BenjaminRi/Monitoring-Boi'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/BenjaminRi/Monitoring-Boi" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/BenjaminRi/Monitoring-Boi"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/BenjaminRi/Monitoring-Boi'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f39e3d3b949fee1d6c980392e3f8cd024a488349
[INFO] sha for GitHub repo BenjaminRi/Monitoring-Boi: f39e3d3b949fee1d6c980392e3f8cd024a488349
[INFO] validating manifest of BenjaminRi/Monitoring-Boi 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 BenjaminRi/Monitoring-Boi 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 BenjaminRi/Monitoring-Boi
[INFO] finished frobbing BenjaminRi/Monitoring-Boi
[INFO] frobbed toml for BenjaminRi/Monitoring-Boi written to work/ex/beta-1.38-1/sources/1.37.0/gh/BenjaminRi/Monitoring-Boi/Cargo.toml
[INFO] started frobbing BenjaminRi/Monitoring-Boi
[INFO] finished frobbing BenjaminRi/Monitoring-Boi
[INFO] frobbed toml for BenjaminRi/Monitoring-Boi written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/BenjaminRi/Monitoring-Boi/Cargo.toml
[INFO] crate BenjaminRi/Monitoring-Boi 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 BenjaminRi/Monitoring-Boi 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-6/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/BenjaminRi/Monitoring-Boi:/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] ff9f9ba5c52b684f2368a0536648fa432c849c37d6b367ccacbd2d15a9e3beda
[INFO] running `"docker" "start" "-a" "ff9f9ba5c52b684f2368a0536648fa432c849c37d6b367ccacbd2d15a9e3beda"`
[INFO] [stderr]    Compiling syn v0.15.37
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling ascii_utils v0.9.3
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling sys-info v0.5.7
[INFO] [stderr]    Compiling email v0.0.20
[INFO] [stderr]    Compiling fast_chemail v0.9.6
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling inotify-sys v0.1.3
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling openssl-sys v0.9.47
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling openssl v0.10.23
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio v0.1.21
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling winconsole v0.10.0
[INFO] [stderr]    Compiling inotify v0.7.0
[INFO] [stderr]    Compiling colored v1.8.0
[INFO] [stderr]    Compiling simple_logger v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling toml v0.5.1
[INFO] [stderr]    Compiling lettre v0.9.2
[INFO] [stderr]    Compiling lettre_email v0.9.2
[INFO] [stderr]    Compiling monboi v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:186:4
[INFO] [stderr]     |
[INFO] [stderr] 186 |             read_once(config, subscription);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:207:6
[INFO] [stderr]     |
[INFO] [stderr] 207 |                     read_once(config, subscription);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `"docker" "inspect" "ff9f9ba5c52b684f2368a0536648fa432c849c37d6b367ccacbd2d15a9e3beda"`
[INFO] running `"docker" "rm" "-f" "ff9f9ba5c52b684f2368a0536648fa432c849c37d6b367ccacbd2d15a9e3beda"`
[INFO] [stdout] ff9f9ba5c52b684f2368a0536648fa432c849c37d6b367ccacbd2d15a9e3beda
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/BenjaminRi/Monitoring-Boi:/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] d46b4d105b3b5086daa05a798a5420a6a4d568689867560a5f2be0a6fd8ae12f
[INFO] running `"docker" "start" "-a" "d46b4d105b3b5086daa05a798a5420a6a4d568689867560a5f2be0a6fd8ae12f"`
[INFO] [stderr]    Compiling monboi v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:186:4
[INFO] [stderr]     |
[INFO] [stderr] 186 |             read_once(config, subscription);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:207:6
[INFO] [stderr]     |
[INFO] [stderr] 207 |                     read_once(config, subscription);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `"docker" "inspect" "d46b4d105b3b5086daa05a798a5420a6a4d568689867560a5f2be0a6fd8ae12f"`
[INFO] running `"docker" "rm" "-f" "d46b4d105b3b5086daa05a798a5420a6a4d568689867560a5f2be0a6fd8ae12f"`
[INFO] [stdout] d46b4d105b3b5086daa05a798a5420a6a4d568689867560a5f2be0a6fd8ae12f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/BenjaminRi/Monitoring-Boi:/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] 60479a635b84167250c18479156edb1cb3062e049ecccd34f065992295f4dfd1
[INFO] running `"docker" "start" "-a" "60479a635b84167250c18479156edb1cb3062e049ecccd34f065992295f4dfd1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/monboi-411b429bc2a61215
[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" "60479a635b84167250c18479156edb1cb3062e049ecccd34f065992295f4dfd1"`
[INFO] running `"docker" "rm" "-f" "60479a635b84167250c18479156edb1cb3062e049ecccd34f065992295f4dfd1"`
[INFO] [stdout] 60479a635b84167250c18479156edb1cb3062e049ecccd34f065992295f4dfd1