[INFO] crate slog-serde 1.0.0-alpha9 is already in cache
[INFO] testing slog-serde-1.0.0-alpha9 against 1.38.0 for beta-1.39-1
[INFO] extracting crate slog-serde 1.0.0-alpha9 into work/builds/worker-5/source
[INFO] validating manifest of crates.io crate slog-serde 1.0.0-alpha9 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate slog-serde 1.0.0-alpha9
[INFO] finished tweaking crates.io crate slog-serde 1.0.0-alpha9
[INFO] tweaked toml for crates.io crate slog-serde 1.0.0-alpha9 written to work/builds/worker-5/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 6609974af758e85ed4406e07932dc7bdab1f0635d6d95edabbc6384c0eb1682c
[INFO] running `"docker" "start" "-a" "6609974af758e85ed4406e07932dc7bdab1f0635d6d95edabbc6384c0eb1682c"`
[INFO] [stderr]    Compiling slog v1.7.1
[INFO] [stderr]    Compiling slog-serde v1.0.0-alpha9 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> lib.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "6609974af758e85ed4406e07932dc7bdab1f0635d6d95edabbc6384c0eb1682c"`
[INFO] running `"docker" "rm" "-f" "6609974af758e85ed4406e07932dc7bdab1f0635d6d95edabbc6384c0eb1682c"`
[INFO] [stdout] 6609974af758e85ed4406e07932dc7bdab1f0635d6d95edabbc6384c0eb1682c
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] fbd0cec58a789851a62559c6384de718e75298fb53a41ef902356983daa546c8
[INFO] running `"docker" "start" "-a" "fbd0cec58a789851a62559c6384de718e75298fb53a41ef902356983daa546c8"`
[INFO] [stderr]    Compiling slog-serde v1.0.0-alpha9 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> lib.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `"docker" "inspect" "fbd0cec58a789851a62559c6384de718e75298fb53a41ef902356983daa546c8"`
[INFO] running `"docker" "rm" "-f" "fbd0cec58a789851a62559c6384de718e75298fb53a41ef902356983daa546c8"`
[INFO] [stdout] fbd0cec58a789851a62559c6384de718e75298fb53a41ef902356983daa546c8
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 611010ea7ebfb4da480b42b7e0bd5dfb72bef938afe82a7b2e76ba3bbe5e306e
[INFO] running `"docker" "start" "-a" "611010ea7ebfb4da480b42b7e0bd5dfb72bef938afe82a7b2e76ba3bbe5e306e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/slog_serde-366c457c035510de
[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-serde
[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" "611010ea7ebfb4da480b42b7e0bd5dfb72bef938afe82a7b2e76ba3bbe5e306e"`
[INFO] running `"docker" "rm" "-f" "611010ea7ebfb4da480b42b7e0bd5dfb72bef938afe82a7b2e76ba3bbe5e306e"`
[INFO] [stdout] 611010ea7ebfb4da480b42b7e0bd5dfb72bef938afe82a7b2e76ba3bbe5e306e