[INFO] fetching crate slog-extlog-derive 5.2.1...
[INFO] extracting crate slog-extlog-derive 5.2.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/slog-extlog-derive/5.2.1
[INFO] extracting crate slog-extlog-derive 5.2.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/slog-extlog-derive/5.2.1
[INFO] validating manifest of slog-extlog-derive-5.2.1 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-extlog-derive-5.2.1 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-extlog-derive-5.2.1
[INFO] finished frobbing slog-extlog-derive-5.2.1
[INFO] frobbed toml for slog-extlog-derive-5.2.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/slog-extlog-derive/5.2.1/Cargo.toml
[INFO] started frobbing slog-extlog-derive-5.2.1
[INFO] finished frobbing slog-extlog-derive-5.2.1
[INFO] frobbed toml for slog-extlog-derive-5.2.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/slog-extlog-derive/5.2.1/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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing slog-extlog-derive-5.2.1 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-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/slog-extlog-derive/5.2.1:/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] b91e7a814724f166b39d0a0c2c5373594c29f39b696f53d1c1747f4cd37f4fdb
[INFO] running `"docker" "start" "-a" "b91e7a814724f166b39d0a0c2c5373594c29f39b696f53d1c1747f4cd37f4fdb"`
[INFO] [stderr]    Compiling iobuffer v0.1.0
[INFO] [stderr]    Compiling erased-serde v0.3.9
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling slog-json v2.3.0
[INFO] [stderr]    Compiling slog-extlog v5.2.1
[INFO] [stderr]    Compiling slog-extlog-derive v5.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.57s
[INFO] running `"docker" "inspect" "b91e7a814724f166b39d0a0c2c5373594c29f39b696f53d1c1747f4cd37f4fdb"`
[INFO] running `"docker" "rm" "-f" "b91e7a814724f166b39d0a0c2c5373594c29f39b696f53d1c1747f4cd37f4fdb"`
[INFO] [stdout] b91e7a814724f166b39d0a0c2c5373594c29f39b696f53d1c1747f4cd37f4fdb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/slog-extlog-derive/5.2.1:/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] 6112ea6c9ed613abb2b1c20bbd8d9df9378fd7ef6532586d5a6f0ccc3e80e39e
[INFO] running `"docker" "start" "-a" "6112ea6c9ed613abb2b1c20bbd8d9df9378fd7ef6532586d5a6f0ccc3e80e39e"`
[INFO] [stderr]    Compiling slog-extlog-derive v5.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.45s
[INFO] running `"docker" "inspect" "6112ea6c9ed613abb2b1c20bbd8d9df9378fd7ef6532586d5a6f0ccc3e80e39e"`
[INFO] running `"docker" "rm" "-f" "6112ea6c9ed613abb2b1c20bbd8d9df9378fd7ef6532586d5a6f0ccc3e80e39e"`
[INFO] [stdout] 6112ea6c9ed613abb2b1c20bbd8d9df9378fd7ef6532586d5a6f0ccc3e80e39e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/slog-extlog-derive/5.2.1:/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] 5bc10229ea152d5eb1eb38817d7ce44b2b392c2742fb153520abe5666f857d9e
[INFO] running `"docker" "start" "-a" "5bc10229ea152d5eb1eb38817d7ce44b2b392c2742fb153520abe5666f857d9e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/slog_extlog_derive-05b01295c3b7ec5b
[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]      Running /opt/crater/target/debug/deps/loggable-a3e39e11ea5cea0d
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_generics ... ok
[INFO] [stdout] test test_basic_log ... ok
[INFO] [stdout] test test_fixed_field ... ok
[INFO] [stdout] test test_derived_structs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests slog-extlog-derive
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 77) ... ok
[INFO] [stdout] test src/lib.rs -  (line 103) ... 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" "5bc10229ea152d5eb1eb38817d7ce44b2b392c2742fb153520abe5666f857d9e"`
[INFO] running `"docker" "rm" "-f" "5bc10229ea152d5eb1eb38817d7ce44b2b392c2742fb153520abe5666f857d9e"`
[INFO] [stdout] 5bc10229ea152d5eb1eb38817d7ce44b2b392c2742fb153520abe5666f857d9e