[INFO] updating cached repository leo-lb/imgur-enumerator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/leo-lb/imgur-enumerator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/leo-lb/imgur-enumerator" "work/ex/beta-1.38-1/sources/1.37.0/gh/leo-lb/imgur-enumerator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/leo-lb/imgur-enumerator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/leo-lb/imgur-enumerator" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/leo-lb/imgur-enumerator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/leo-lb/imgur-enumerator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5932e9f3e8001af2207256834fd2ae9775c21734
[INFO] sha for GitHub repo leo-lb/imgur-enumerator: 5932e9f3e8001af2207256834fd2ae9775c21734
[INFO] validating manifest of leo-lb/imgur-enumerator 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 leo-lb/imgur-enumerator 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 leo-lb/imgur-enumerator
[INFO] finished frobbing leo-lb/imgur-enumerator
[INFO] frobbed toml for leo-lb/imgur-enumerator written to work/ex/beta-1.38-1/sources/1.37.0/gh/leo-lb/imgur-enumerator/Cargo.toml
[INFO] started frobbing leo-lb/imgur-enumerator
[INFO] finished frobbing leo-lb/imgur-enumerator
[INFO] frobbed toml for leo-lb/imgur-enumerator written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/leo-lb/imgur-enumerator/Cargo.toml
[INFO] crate leo-lb/imgur-enumerator 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 leo-lb/imgur-enumerator against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/leo-lb/imgur-enumerator:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 294fec236ac2f9e54c19b90f8c694a400af0605e4dabda9917886307353fde27
[INFO] running `"docker" "start" "-a" "294fec236ac2f9e54c19b90f8c694a400af0605e4dabda9917886307353fde27"`
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling tokio-sync v0.1.4
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling base64 v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling hyper v0.10.15
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling tokio-threadpool v0.1.12
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling h2 v0.1.17
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling openssl-sys v0.9.42
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling openssl v0.10.19
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling tokio v0.1.17
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling multipart v0.13.6
[INFO] [stderr]    Compiling hyper v0.12.25
[INFO] [stderr]    Compiling native-tls v0.1.5
[INFO] [stderr]    Compiling evzht9h3nznqzwl v0.0.3
[INFO] [stderr]    Compiling hyper-native-tls v0.2.4
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling serenity v0.5.13
[INFO] [stderr]    Compiling imgur-enumerator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]   --> src/main.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |         runtime.block_on(work).is_err();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]    --> src/main.rs:299:21
[INFO] [stderr]     |
[INFO] [stderr] 299 |                     tx.send(image_url.clone()).is_err();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]    --> src/main.rs:300:21
[INFO] [stderr]     |
[INFO] [stderr] 300 |                     tx_hook.send(image_url.clone()).is_err();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]    --> src/main.rs:301:21
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     tx_tg.send(image_url.clone()).is_err();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 29s
[INFO] running `"docker" "inspect" "294fec236ac2f9e54c19b90f8c694a400af0605e4dabda9917886307353fde27"`
[INFO] running `"docker" "rm" "-f" "294fec236ac2f9e54c19b90f8c694a400af0605e4dabda9917886307353fde27"`
[INFO] [stdout] 294fec236ac2f9e54c19b90f8c694a400af0605e4dabda9917886307353fde27
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/leo-lb/imgur-enumerator:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 98842ea2a5bd004a7f7c74ea630205e8904f2a3980ed8acf9fb4101da9983b0c
[INFO] running `"docker" "start" "-a" "98842ea2a5bd004a7f7c74ea630205e8904f2a3980ed8acf9fb4101da9983b0c"`
[INFO] [stderr]    Compiling imgur-enumerator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]   --> src/main.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |         runtime.block_on(work).is_err();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]    --> src/main.rs:299:21
[INFO] [stderr]     |
[INFO] [stderr] 299 |                     tx.send(image_url.clone()).is_err();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]    --> src/main.rs:300:21
[INFO] [stderr]     |
[INFO] [stderr] 300 |                     tx_hook.send(image_url.clone()).is_err();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]    --> src/main.rs:301:21
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     tx_tg.send(image_url.clone()).is_err();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `"docker" "inspect" "98842ea2a5bd004a7f7c74ea630205e8904f2a3980ed8acf9fb4101da9983b0c"`
[INFO] running `"docker" "rm" "-f" "98842ea2a5bd004a7f7c74ea630205e8904f2a3980ed8acf9fb4101da9983b0c"`
[INFO] [stdout] 98842ea2a5bd004a7f7c74ea630205e8904f2a3980ed8acf9fb4101da9983b0c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/leo-lb/imgur-enumerator:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 2366b8a446f009a99936c3910ee38932244a8868a83f753f0edd871c37d90910
[INFO] running `"docker" "start" "-a" "2366b8a446f009a99936c3910ee38932244a8868a83f753f0edd871c37d90910"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/imgur_enumerator-9f218415d8d1f5b6
[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" "2366b8a446f009a99936c3910ee38932244a8868a83f753f0edd871c37d90910"`
[INFO] running `"docker" "rm" "-f" "2366b8a446f009a99936c3910ee38932244a8868a83f753f0edd871c37d90910"`
[INFO] [stdout] 2366b8a446f009a99936c3910ee38932244a8868a83f753f0edd871c37d90910