[INFO] crate iron-slog 0.0.2 is already in cache
[INFO] extracting crate iron-slog 0.0.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/iron-slog/0.0.2
[INFO] extracting crate iron-slog 0.0.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/iron-slog/0.0.2
[INFO] validating manifest of iron-slog-0.0.2 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 iron-slog-0.0.2 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 iron-slog-0.0.2
[INFO] finished frobbing iron-slog-0.0.2
[INFO] frobbed toml for iron-slog-0.0.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/iron-slog/0.0.2/Cargo.toml
[INFO] started frobbing iron-slog-0.0.2
[INFO] finished frobbing iron-slog-0.0.2
[INFO] frobbed toml for iron-slog-0.0.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/iron-slog/0.0.2/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 iron-slog-0.0.2 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/reg/iron-slog/0.0.2:/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] 5a585c4a140eb8637946899fe0179ffe18e8b60afcf1c6b347709bc979574ec5
[INFO] running `"docker" "start" "-a" "5a585c4a140eb8637946899fe0179ffe18e8b60afcf1c6b347709bc979574ec5"`
[INFO] [stderr]    Compiling iron-slog v0.0.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "5a585c4a140eb8637946899fe0179ffe18e8b60afcf1c6b347709bc979574ec5"`
[INFO] running `"docker" "rm" "-f" "5a585c4a140eb8637946899fe0179ffe18e8b60afcf1c6b347709bc979574ec5"`
[INFO] [stdout] 5a585c4a140eb8637946899fe0179ffe18e8b60afcf1c6b347709bc979574ec5
[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/reg/iron-slog/0.0.2:/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] 30dba0dffc052b2ae162bfe640330acda09306d4e7b7b9719d4de7894a13b034
[INFO] running `"docker" "start" "-a" "30dba0dffc052b2ae162bfe640330acda09306d4e7b7b9719d4de7894a13b034"`
[INFO] [stderr]    Compiling iron-slog v0.0.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `"docker" "inspect" "30dba0dffc052b2ae162bfe640330acda09306d4e7b7b9719d4de7894a13b034"`
[INFO] running `"docker" "rm" "-f" "30dba0dffc052b2ae162bfe640330acda09306d4e7b7b9719d4de7894a13b034"`
[INFO] [stdout] 30dba0dffc052b2ae162bfe640330acda09306d4e7b7b9719d4de7894a13b034
[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/reg/iron-slog/0.0.2:/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] 094ddbdeba34b8c59fc4482294f43a5cf776ae127de640f21014c5db0ce06919
[INFO] running `"docker" "start" "-a" "094ddbdeba34b8c59fc4482294f43a5cf776ae127de640f21014c5db0ce06919"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/iron_slog-8e2cad4a7194e310
[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 iron-slog
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - LoggerMiddleware<H, F>::new (line 43) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "094ddbdeba34b8c59fc4482294f43a5cf776ae127de640f21014c5db0ce06919"`
[INFO] running `"docker" "rm" "-f" "094ddbdeba34b8c59fc4482294f43a5cf776ae127de640f21014c5db0ce06919"`
[INFO] [stdout] 094ddbdeba34b8c59fc4482294f43a5cf776ae127de640f21014c5db0ce06919