[INFO] crate std-logger 0.3.4 is already in cache
[INFO] extracting crate std-logger 0.3.4 into work/ex/beta-1.38-1/sources/1.37.0/reg/std-logger/0.3.4
[INFO] extracting crate std-logger 0.3.4 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/std-logger/0.3.4
[INFO] validating manifest of std-logger-0.3.4 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 std-logger-0.3.4 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 std-logger-0.3.4
[INFO] finished frobbing std-logger-0.3.4
[INFO] frobbed toml for std-logger-0.3.4 written to work/ex/beta-1.38-1/sources/1.37.0/reg/std-logger/0.3.4/Cargo.toml
[INFO] started frobbing std-logger-0.3.4
[INFO] finished frobbing std-logger-0.3.4
[INFO] frobbed toml for std-logger-0.3.4 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/std-logger/0.3.4/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] 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 std-logger-0.3.4 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/std-logger/0.3.4:/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] 9a8d34f3a46523dab62dca923aa6601017eb14c83e774c5ab2b1ef4b8a68dbc4
[INFO] running `"docker" "start" "-a" "9a8d34f3a46523dab62dca923aa6601017eb14c83e774c5ab2b1ef4b8a68dbc4"`
[INFO] [stderr] error: failed to parse manifest at `/opt/crater/workdir/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   can't find `time_format` bench, specify bench.path
[INFO] running `"docker" "inspect" "9a8d34f3a46523dab62dca923aa6601017eb14c83e774c5ab2b1ef4b8a68dbc4"`
[INFO] running `"docker" "rm" "-f" "9a8d34f3a46523dab62dca923aa6601017eb14c83e774c5ab2b1ef4b8a68dbc4"`
[INFO] [stdout] 9a8d34f3a46523dab62dca923aa6601017eb14c83e774c5ab2b1ef4b8a68dbc4