[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 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 5090edc34adb00ec26ec5da067cce078bd045a0bed27e7c4d6564c4f1741724d
[INFO] running `"docker" "start" "-a" "5090edc34adb00ec26ec5da067cce078bd045a0bed27e7c4d6564c4f1741724d"`
[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 3.28s
[INFO] running `"docker" "inspect" "5090edc34adb00ec26ec5da067cce078bd045a0bed27e7c4d6564c4f1741724d"`
[INFO] running `"docker" "rm" "-f" "5090edc34adb00ec26ec5da067cce078bd045a0bed27e7c4d6564c4f1741724d"`
[INFO] [stdout] 5090edc34adb00ec26ec5da067cce078bd045a0bed27e7c4d6564c4f1741724d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 366f7d8b7f9afcee07160ce81b27c4a5388dfc579e6ce7dcfcbcc208b68299f1
[INFO] running `"docker" "start" "-a" "366f7d8b7f9afcee07160ce81b27c4a5388dfc579e6ce7dcfcbcc208b68299f1"`
[INFO] [stderr]    Compiling slog-mozlog-json v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `"docker" "inspect" "366f7d8b7f9afcee07160ce81b27c4a5388dfc579e6ce7dcfcbcc208b68299f1"`
[INFO] running `"docker" "rm" "-f" "366f7d8b7f9afcee07160ce81b27c4a5388dfc579e6ce7dcfcbcc208b68299f1"`
[INFO] [stdout] 366f7d8b7f9afcee07160ce81b27c4a5388dfc579e6ce7dcfcbcc208b68299f1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 3450a44490519c8364a5cf83c5b619a58d0339e3f8eba81502012e42d0f2c4f1
[INFO] running `"docker" "start" "-a" "3450a44490519c8364a5cf83c5b619a58d0339e3f8eba81502012e42d0f2c4f1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/slog_mozlog_json-2e15b108ba8c9691
[INFO] [stderr]    Doc-tests slog-mozlog-json
[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] [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" "3450a44490519c8364a5cf83c5b619a58d0339e3f8eba81502012e42d0f2c4f1"`
[INFO] running `"docker" "rm" "-f" "3450a44490519c8364a5cf83c5b619a58d0339e3f8eba81502012e42d0f2c4f1"`
[INFO] [stdout] 3450a44490519c8364a5cf83c5b619a58d0339e3f8eba81502012e42d0f2c4f1