[INFO] updating cached repository c-edw/finch
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/c-edw/finch
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/c-edw/finch" "work/ex/beta-1.38-1/sources/1.37.0/gh/c-edw/finch"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/c-edw/finch'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/c-edw/finch" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/c-edw/finch"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/c-edw/finch'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a04b04081af652cff969a7b9a4d25004737d464e
[INFO] sha for GitHub repo c-edw/finch: a04b04081af652cff969a7b9a4d25004737d464e
[INFO] validating manifest of c-edw/finch 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 c-edw/finch 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 c-edw/finch
[INFO] finished frobbing c-edw/finch
[INFO] frobbed toml for c-edw/finch written to work/ex/beta-1.38-1/sources/1.37.0/gh/c-edw/finch/Cargo.toml
[INFO] started frobbing c-edw/finch
[INFO] finished frobbing c-edw/finch
[INFO] frobbed toml for c-edw/finch written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/c-edw/finch/Cargo.toml
[INFO] crate c-edw/finch 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 c-edw/finch 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/c-edw/finch:/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] 9b390ff5af9073d005b829eca0e80d36ca6438c7217f1200ec21c494347317fe
[INFO] running `"docker" "start" "-a" "9b390ff5af9073d005b829eca0e80d36ca6438c7217f1200ec21c494347317fe"`
[INFO] [stderr]    Compiling httparse v1.3.1
[INFO] [stderr]    Compiling log v0.4.2
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling chrono v0.4.4
[INFO] [stderr]    Compiling serde_urlencoded v0.5.2
[INFO] [stderr]    Compiling structopt v0.2.10
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling tokio-io v0.1.7
[INFO] [stderr]    Compiling tokio-threadpool v0.1.4
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling want v0.0.4
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling tokio-codec v0.1.0
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling simplelog v0.5.2
[INFO] [stderr]    Compiling tokio-fs v0.1.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.2
[INFO] [stderr]    Compiling rayon v1.0.1
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio-udp v0.1.1
[INFO] [stderr]    Compiling tokio v0.1.7
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling tokio-tls v0.1.4
[INFO] [stderr]    Compiling image v0.18.0
[INFO] [stderr]    Compiling hyper v0.11.27
[INFO] [stderr]    Compiling hyper-tls v0.1.3
[INFO] [stderr]    Compiling reqwest v0.8.6
[INFO] [stderr]    Compiling finch v0.4.3 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/process.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let mut req = match client.get(&image.url).send() {
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `"docker" "inspect" "9b390ff5af9073d005b829eca0e80d36ca6438c7217f1200ec21c494347317fe"`
[INFO] running `"docker" "rm" "-f" "9b390ff5af9073d005b829eca0e80d36ca6438c7217f1200ec21c494347317fe"`
[INFO] [stdout] 9b390ff5af9073d005b829eca0e80d36ca6438c7217f1200ec21c494347317fe
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/c-edw/finch:/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] 61b4845c3401a05f26e095dcd30301dc720043dbe0525497bedf750e74d6c268
[INFO] running `"docker" "start" "-a" "61b4845c3401a05f26e095dcd30301dc720043dbe0525497bedf750e74d6c268"`
[INFO] [stderr]    Compiling finch v0.4.3 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/process.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let mut req = match client.get(&image.url).send() {
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.45s
[INFO] running `"docker" "inspect" "61b4845c3401a05f26e095dcd30301dc720043dbe0525497bedf750e74d6c268"`
[INFO] running `"docker" "rm" "-f" "61b4845c3401a05f26e095dcd30301dc720043dbe0525497bedf750e74d6c268"`
[INFO] [stdout] 61b4845c3401a05f26e095dcd30301dc720043dbe0525497bedf750e74d6c268
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/c-edw/finch:/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] 9bcfc06bfdefa4e73c4985caaaa8a9ecbeda0a3dc5ddfe6075a4b77dd34553cb
[INFO] running `"docker" "start" "-a" "9bcfc06bfdefa4e73c4985caaaa8a9ecbeda0a3dc5ddfe6075a4b77dd34553cb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/finch-75805394e741854d
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test hash::tests::average_hash_is_correct ... ok
[INFO] [stdout] test hash::tests::hamming_distance_is_correct ... ok
[INFO] [stdout] test hash::tests::marr_hash_is_correct ... ok
[INFO] [stdout] test hash::tests::similarity_is_correct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9bcfc06bfdefa4e73c4985caaaa8a9ecbeda0a3dc5ddfe6075a4b77dd34553cb"`
[INFO] running `"docker" "rm" "-f" "9bcfc06bfdefa4e73c4985caaaa8a9ecbeda0a3dc5ddfe6075a4b77dd34553cb"`
[INFO] [stdout] 9bcfc06bfdefa4e73c4985caaaa8a9ecbeda0a3dc5ddfe6075a4b77dd34553cb