[INFO] crate slog_derive 0.1.1 is already in cache
[INFO] extracting crate slog_derive 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/slog_derive/0.1.1
[INFO] extracting crate slog_derive 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/slog_derive/0.1.1
[INFO] validating manifest of slog_derive-0.1.1 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 slog_derive-0.1.1 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 slog_derive-0.1.1
[INFO] finished frobbing slog_derive-0.1.1
[INFO] frobbed toml for slog_derive-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/slog_derive/0.1.1/Cargo.toml
[INFO] started frobbing slog_derive-0.1.1
[INFO] finished frobbing slog_derive-0.1.1
[INFO] frobbed toml for slog_derive-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/slog_derive/0.1.1/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing slog_derive-0.1.1 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/slog_derive/0.1.1:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 5730173fc508d40aa12c2295742d85f5ac225aafa4b833154e0b093e89f2786c
[INFO] running `"docker" "start" "-a" "5730173fc508d40aa12c2295742d85f5ac225aafa4b833154e0b093e89f2786c"`
[INFO] [stderr]    Compiling slog_derive v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `"docker" "inspect" "5730173fc508d40aa12c2295742d85f5ac225aafa4b833154e0b093e89f2786c"`
[INFO] running `"docker" "rm" "-f" "5730173fc508d40aa12c2295742d85f5ac225aafa4b833154e0b093e89f2786c"`
[INFO] [stdout] 5730173fc508d40aa12c2295742d85f5ac225aafa4b833154e0b093e89f2786c
[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/slog_derive/0.1.1:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] b97e840aeab623bcbb1159c7fcbde70c777b4c0ae5aba30a23f398362541cc3c
[INFO] running `"docker" "start" "-a" "b97e840aeab623bcbb1159c7fcbde70c777b4c0ae5aba30a23f398362541cc3c"`
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling slog-term v2.4.1
[INFO] [stderr]    Compiling slog_derive v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `"docker" "inspect" "b97e840aeab623bcbb1159c7fcbde70c777b4c0ae5aba30a23f398362541cc3c"`
[INFO] running `"docker" "rm" "-f" "b97e840aeab623bcbb1159c7fcbde70c777b4c0ae5aba30a23f398362541cc3c"`
[INFO] [stdout] b97e840aeab623bcbb1159c7fcbde70c777b4c0ae5aba30a23f398362541cc3c
[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/slog_derive/0.1.1:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 7a13b0bcd0a32d97c2f8b2aaedb8853e5077a5f5f13a3a75cdb89fff2153d4b2
[INFO] running `"docker" "start" "-a" "7a13b0bcd0a32d97c2f8b2aaedb8853e5077a5f5f13a3a75cdb89fff2153d4b2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/slog_derive-0aabc833002f531f
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test utils::tests::find_the_skip_attribute ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests slog_derive
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs -  (line 7) ... ok
[INFO] [stdout] test src/lib.rs -  (line 70) ... ok
[INFO] [stdout] test src/lib.rs -  (line 53) ... ok
[INFO] [stdout] test src/lib.rs -  (line 39) ... ok
[INFO] [stdout] test src/lib.rs -  (line 21) ... ok
[INFO] [stdout] test src/lib.rs -  (line 120) ... ok
[INFO] [stdout] test src/lib.rs -  (line 90) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7a13b0bcd0a32d97c2f8b2aaedb8853e5077a5f5f13a3a75cdb89fff2153d4b2"`
[INFO] running `"docker" "rm" "-f" "7a13b0bcd0a32d97c2f8b2aaedb8853e5077a5f5f13a3a75cdb89fff2153d4b2"`
[INFO] [stdout] 7a13b0bcd0a32d97c2f8b2aaedb8853e5077a5f5f13a3a75cdb89fff2153d4b2