[INFO] fetching crate slog-scope 4.1.2...
[INFO] extracting crate slog-scope 4.1.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/slog-scope/4.1.2
[INFO] extracting crate slog-scope 4.1.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/slog-scope/4.1.2
[INFO] validating manifest of slog-scope-4.1.2 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-scope-4.1.2 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-scope-4.1.2
[INFO] finished frobbing slog-scope-4.1.2
[INFO] frobbed toml for slog-scope-4.1.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/slog-scope/4.1.2/Cargo.toml
[INFO] started frobbing slog-scope-4.1.2
[INFO] finished frobbing slog-scope-4.1.2
[INFO] frobbed toml for slog-scope-4.1.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/slog-scope/4.1.2/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-scope-4.1.2 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-4/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-scope/4.1.2:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 6a7dd364060c2371ff172b75735f06f841ea18a9a943ad32e8024a27b84ade8b
[INFO] running `"docker" "start" "-a" "6a7dd364060c2371ff172b75735f06f841ea18a9a943ad32e8024a27b84ade8b"`
[INFO] [stderr]    Compiling slog-scope v4.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `"docker" "inspect" "6a7dd364060c2371ff172b75735f06f841ea18a9a943ad32e8024a27b84ade8b"`
[INFO] running `"docker" "rm" "-f" "6a7dd364060c2371ff172b75735f06f841ea18a9a943ad32e8024a27b84ade8b"`
[INFO] [stdout] 6a7dd364060c2371ff172b75735f06f841ea18a9a943ad32e8024a27b84ade8b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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-scope/4.1.2:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] f961b62b65fe0067a30397e0becb933f082d430c6be60f8ce005e7d4612ed7cb
[INFO] running `"docker" "start" "-a" "f961b62b65fe0067a30397e0becb933f082d430c6be60f8ce005e7d4612ed7cb"`
[INFO] [stderr]    Compiling slog-async v2.3.0
[INFO] [stderr]    Compiling slog-scope v4.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.39s
[INFO] running `"docker" "inspect" "f961b62b65fe0067a30397e0becb933f082d430c6be60f8ce005e7d4612ed7cb"`
[INFO] running `"docker" "rm" "-f" "f961b62b65fe0067a30397e0becb933f082d430c6be60f8ce005e7d4612ed7cb"`
[INFO] [stdout] f961b62b65fe0067a30397e0becb933f082d430c6be60f8ce005e7d4612ed7cb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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-scope/4.1.2:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 0e3ee735490f38d89ed4e460eab932d1857cba8bb92f6750a8734d1370aa6ada
[INFO] running `"docker" "start" "-a" "0e3ee735490f38d89ed4e460eab932d1857cba8bb92f6750a8734d1370aa6ada"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/slog_scope-c2ab049799ab6c4f
[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-scope
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test lib.rs -  (line 25) ... 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" "0e3ee735490f38d89ed4e460eab932d1857cba8bb92f6750a8734d1370aa6ada"`
[INFO] running `"docker" "rm" "-f" "0e3ee735490f38d89ed4e460eab932d1857cba8bb92f6750a8734d1370aa6ada"`
[INFO] [stdout] 0e3ee735490f38d89ed4e460eab932d1857cba8bb92f6750a8734d1370aa6ada