[INFO] crate slog-mozlog-json 0.1.0 is already in cache
[INFO] extracting crate slog-mozlog-json 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/slog-mozlog-json/0.1.0
[INFO] extracting crate slog-mozlog-json 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/slog-mozlog-json/0.1.0
[INFO] validating manifest of slog-mozlog-json-0.1.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of slog-mozlog-json-0.1.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing slog-mozlog-json-0.1.0
[INFO] finished frobbing slog-mozlog-json-0.1.0
[INFO] frobbed toml for slog-mozlog-json-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/slog-mozlog-json/0.1.0/Cargo.toml
[INFO] started frobbing slog-mozlog-json-0.1.0
[INFO] finished frobbing slog-mozlog-json-0.1.0
[INFO] frobbed toml for slog-mozlog-json-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/slog-mozlog-json/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing slog-mozlog-json-0.1.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/slog-mozlog-json/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] e4aebc20778718e5f7c8870a271f8d5621d7b68e62b28711639521f210c7be8d
[INFO] running `"docker" "start" "-a" "e4aebc20778718e5f7c8870a271f8d5621d7b68e62b28711639521f210c7be8d"`
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling erased-serde v0.3.9
[INFO] [stderr]    Compiling slog-mozlog-json v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.34s
[INFO] running `"docker" "inspect" "e4aebc20778718e5f7c8870a271f8d5621d7b68e62b28711639521f210c7be8d"`
[INFO] running `"docker" "rm" "-f" "e4aebc20778718e5f7c8870a271f8d5621d7b68e62b28711639521f210c7be8d"`
[INFO] [stdout] e4aebc20778718e5f7c8870a271f8d5621d7b68e62b28711639521f210c7be8d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/slog-mozlog-json/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 50ea4fd46b46954a7b55fefca7dbec8d1b4154dcabf56be2e61340ac79cf871b
[INFO] running `"docker" "start" "-a" "50ea4fd46b46954a7b55fefca7dbec8d1b4154dcabf56be2e61340ac79cf871b"`
[INFO] [stderr]    Compiling slog-mozlog-json v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `"docker" "inspect" "50ea4fd46b46954a7b55fefca7dbec8d1b4154dcabf56be2e61340ac79cf871b"`
[INFO] running `"docker" "rm" "-f" "50ea4fd46b46954a7b55fefca7dbec8d1b4154dcabf56be2e61340ac79cf871b"`
[INFO] [stdout] 50ea4fd46b46954a7b55fefca7dbec8d1b4154dcabf56be2e61340ac79cf871b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/slog-mozlog-json/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 5af8462bb9eb96c4fbad8dcd6a54b24cbfddba976cbfdfd2db7854bf914a196f
[INFO] running `"docker" "start" "-a" "5af8462bb9eb96c4fbad8dcd6a54b24cbfddba976cbfdfd2db7854bf914a196f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/slog_mozlog_json-7626941f018d7105
[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 slog-mozlog-json
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/drain.rs - drain (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5af8462bb9eb96c4fbad8dcd6a54b24cbfddba976cbfdfd2db7854bf914a196f"`
[INFO] running `"docker" "rm" "-f" "5af8462bb9eb96c4fbad8dcd6a54b24cbfddba976cbfdfd2db7854bf914a196f"`
[INFO] [stdout] 5af8462bb9eb96c4fbad8dcd6a54b24cbfddba976cbfdfd2db7854bf914a196f