[INFO] crate e621 0.1.0 is already in cache
[INFO] extracting crate e621 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/e621/0.1.0
[INFO] extracting crate e621 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/e621/0.1.0
[INFO] validating manifest of e621-0.1.0 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 e621-0.1.0 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 e621-0.1.0
[INFO] finished frobbing e621-0.1.0
[INFO] frobbed toml for e621-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/e621/0.1.0/Cargo.toml
[INFO] started frobbing e621-0.1.0
[INFO] finished frobbing e621-0.1.0
[INFO] frobbed toml for e621-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/e621/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 e621-0.1.0 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/e621/0.1.0:/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] fc99ed5a2ba69f465d96037c939d048fcac4b6f04edbda9a4919e0375222984e
[INFO] running `"docker" "start" "-a" "fc99ed5a2ba69f465d96037c939d048fcac4b6f04edbda9a4919e0375222984e"`
[INFO] [stderr]    Compiling e621 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `"docker" "inspect" "fc99ed5a2ba69f465d96037c939d048fcac4b6f04edbda9a4919e0375222984e"`
[INFO] running `"docker" "rm" "-f" "fc99ed5a2ba69f465d96037c939d048fcac4b6f04edbda9a4919e0375222984e"`
[INFO] [stdout] fc99ed5a2ba69f465d96037c939d048fcac4b6f04edbda9a4919e0375222984e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/e621/0.1.0:/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] d383de37fc267a01e00f97993ebadff7d1bd55019d1042b12d39e48200dc582d
[INFO] running `"docker" "start" "-a" "d383de37fc267a01e00f97993ebadff7d1bd55019d1042b12d39e48200dc582d"`
[INFO] [stderr]    Compiling e621 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.91s
[INFO] running `"docker" "inspect" "d383de37fc267a01e00f97993ebadff7d1bd55019d1042b12d39e48200dc582d"`
[INFO] running `"docker" "rm" "-f" "d383de37fc267a01e00f97993ebadff7d1bd55019d1042b12d39e48200dc582d"`
[INFO] [stdout] d383de37fc267a01e00f97993ebadff7d1bd55019d1042b12d39e48200dc582d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/e621/0.1.0:/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] 7e944ff63ef3d7772733c43501309b833f2c3a0a06964bb846ca3acd2c73179e
[INFO] running `"docker" "start" "-a" "7e944ff63ef3d7772733c43501309b833f2c3a0a06964bb846ca3acd2c73179e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/e621-89740e512888894c
[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] [stderr]    Doc-tests e621
[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" "7e944ff63ef3d7772733c43501309b833f2c3a0a06964bb846ca3acd2c73179e"`
[INFO] running `"docker" "rm" "-f" "7e944ff63ef3d7772733c43501309b833f2c3a0a06964bb846ca3acd2c73179e"`
[INFO] [stdout] 7e944ff63ef3d7772733c43501309b833f2c3a0a06964bb846ca3acd2c73179e