[INFO] crate slog-example-lib 0.3.0 is already in cache
[INFO] extracting crate slog-example-lib 0.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/slog-example-lib/0.3.0
[INFO] extracting crate slog-example-lib 0.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/slog-example-lib/0.3.0
[INFO] validating manifest of slog-example-lib-0.3.0 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-example-lib-0.3.0 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-example-lib-0.3.0
[INFO] finished frobbing slog-example-lib-0.3.0
[INFO] frobbed toml for slog-example-lib-0.3.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/slog-example-lib/0.3.0/Cargo.toml
[INFO] started frobbing slog-example-lib-0.3.0
[INFO] finished frobbing slog-example-lib-0.3.0
[INFO] frobbed toml for slog-example-lib-0.3.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/slog-example-lib/0.3.0/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] [stderr]     Blocking waiting for file lock on package cache
[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] testing slog-example-lib-0.3.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/slog-example-lib/0.3.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 263ae4ff16ffbeb7f4278e4ae434190bf52d05c439a413003cb2b230d10982da
[INFO] running `"docker" "start" "-a" "263ae4ff16ffbeb7f4278e4ae434190bf52d05c439a413003cb2b230d10982da"`
[INFO] [stderr]    Compiling slog-example-lib v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "263ae4ff16ffbeb7f4278e4ae434190bf52d05c439a413003cb2b230d10982da"`
[INFO] running `"docker" "rm" "-f" "263ae4ff16ffbeb7f4278e4ae434190bf52d05c439a413003cb2b230d10982da"`
[INFO] [stdout] 263ae4ff16ffbeb7f4278e4ae434190bf52d05c439a413003cb2b230d10982da
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/slog-example-lib/0.3.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 71ef08b727f7490876c9b1f6a977f73bf5716ec80fe22dc59a7f6b8f2fd2622e
[INFO] running `"docker" "start" "-a" "71ef08b727f7490876c9b1f6a977f73bf5716ec80fe22dc59a7f6b8f2fd2622e"`
[INFO] [stderr]    Compiling slog-async v2.3.0
[INFO] [stderr]    Compiling slog-example-lib v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.77s
[INFO] running `"docker" "inspect" "71ef08b727f7490876c9b1f6a977f73bf5716ec80fe22dc59a7f6b8f2fd2622e"`
[INFO] running `"docker" "rm" "-f" "71ef08b727f7490876c9b1f6a977f73bf5716ec80fe22dc59a7f6b8f2fd2622e"`
[INFO] [stdout] 71ef08b727f7490876c9b1f6a977f73bf5716ec80fe22dc59a7f6b8f2fd2622e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/slog-example-lib/0.3.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 1d36a3c422012799afd3b1b084e498c98061ceda06376055df1169b52a95f3de
[INFO] running `"docker" "start" "-a" "1d36a3c422012799afd3b1b084e498c98061ceda06376055df1169b52a95f3de"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/slog_example_lib-843b9921ab0bb098
[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-example-lib
[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] running `"docker" "inspect" "1d36a3c422012799afd3b1b084e498c98061ceda06376055df1169b52a95f3de"`
[INFO] running `"docker" "rm" "-f" "1d36a3c422012799afd3b1b084e498c98061ceda06376055df1169b52a95f3de"`
[INFO] [stdout] 1d36a3c422012799afd3b1b084e498c98061ceda06376055df1169b52a95f3de