[INFO] crate mime_serde_shim 0.2.2 is already in cache
[INFO] extracting crate mime_serde_shim 0.2.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/mime_serde_shim/0.2.2
[INFO] extracting crate mime_serde_shim 0.2.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mime_serde_shim/0.2.2
[INFO] validating manifest of mime_serde_shim-0.2.2 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 mime_serde_shim-0.2.2 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 mime_serde_shim-0.2.2
[INFO] finished frobbing mime_serde_shim-0.2.2
[INFO] frobbed toml for mime_serde_shim-0.2.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/mime_serde_shim/0.2.2/Cargo.toml
[INFO] started frobbing mime_serde_shim-0.2.2
[INFO] finished frobbing mime_serde_shim-0.2.2
[INFO] frobbed toml for mime_serde_shim-0.2.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mime_serde_shim/0.2.2/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 mime_serde_shim-0.2.2 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mime_serde_shim/0.2.2:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 17d9e819e914401a2c107b48d1dc553801b3851fb0bbb105dc1eff738ee674f3
[INFO] running `"docker" "start" "-a" "17d9e819e914401a2c107b48d1dc553801b3851fb0bbb105dc1eff738ee674f3"`
[INFO] [stderr]    Compiling mime_serde_shim v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `"docker" "inspect" "17d9e819e914401a2c107b48d1dc553801b3851fb0bbb105dc1eff738ee674f3"`
[INFO] running `"docker" "rm" "-f" "17d9e819e914401a2c107b48d1dc553801b3851fb0bbb105dc1eff738ee674f3"`
[INFO] [stdout] 17d9e819e914401a2c107b48d1dc553801b3851fb0bbb105dc1eff738ee674f3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mime_serde_shim/0.2.2:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5d5994393d680414c2a46f0c57f276681dbd5794e89d01c9f51cc4fe9fa3850f
[INFO] running `"docker" "start" "-a" "5d5994393d680414c2a46f0c57f276681dbd5794e89d01c9f51cc4fe9fa3850f"`
[INFO] [stderr]    Compiling mime_serde_shim v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `"docker" "inspect" "5d5994393d680414c2a46f0c57f276681dbd5794e89d01c9f51cc4fe9fa3850f"`
[INFO] running `"docker" "rm" "-f" "5d5994393d680414c2a46f0c57f276681dbd5794e89d01c9f51cc4fe9fa3850f"`
[INFO] [stdout] 5d5994393d680414c2a46f0c57f276681dbd5794e89d01c9f51cc4fe9fa3850f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mime_serde_shim/0.2.2:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 76493a9a7ff0e0979540b858003e5e3495e11684514e3a9fa27d26dae8817036
[INFO] running `"docker" "start" "-a" "76493a9a7ff0e0979540b858003e5e3495e11684514e3a9fa27d26dae8817036"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mime_serde_shim-e2267f190ea3647f
[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 mime_serde_shim
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 12) ... ok
[INFO] [stdout] test src/lib.rs -  (line 45) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "76493a9a7ff0e0979540b858003e5e3495e11684514e3a9fa27d26dae8817036"`
[INFO] running `"docker" "rm" "-f" "76493a9a7ff0e0979540b858003e5e3495e11684514e3a9fa27d26dae8817036"`
[INFO] [stdout] 76493a9a7ff0e0979540b858003e5e3495e11684514e3a9fa27d26dae8817036