[INFO] crate snafu-derive 0.4.3 is already in cache
[INFO] extracting crate snafu-derive 0.4.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/snafu-derive/0.4.3
[INFO] extracting crate snafu-derive 0.4.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/snafu-derive/0.4.3
[INFO] validating manifest of snafu-derive-0.4.3 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 snafu-derive-0.4.3 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 snafu-derive-0.4.3
[INFO] finished frobbing snafu-derive-0.4.3
[INFO] frobbed toml for snafu-derive-0.4.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/snafu-derive/0.4.3/Cargo.toml
[INFO] started frobbing snafu-derive-0.4.3
[INFO] finished frobbing snafu-derive-0.4.3
[INFO] frobbed toml for snafu-derive-0.4.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/snafu-derive/0.4.3/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing snafu-derive-0.4.3 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/snafu-derive/0.4.3:/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] 9a7fbfda881c0882f1dd799679b41c5d0327124c54ce038a675794e4223562de
[INFO] running `"docker" "start" "-a" "9a7fbfda881c0882f1dd799679b41c5d0327124c54ce038a675794e4223562de"`
[INFO] [stderr]    Compiling snafu-derive v0.4.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.42s
[INFO] running `"docker" "inspect" "9a7fbfda881c0882f1dd799679b41c5d0327124c54ce038a675794e4223562de"`
[INFO] running `"docker" "rm" "-f" "9a7fbfda881c0882f1dd799679b41c5d0327124c54ce038a675794e4223562de"`
[INFO] [stdout] 9a7fbfda881c0882f1dd799679b41c5d0327124c54ce038a675794e4223562de
[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/snafu-derive/0.4.3:/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] a10b336187d4cd082f376993e0b9b27d7a00bf05cd1dac963c4011997a19f911
[INFO] running `"docker" "start" "-a" "a10b336187d4cd082f376993e0b9b27d7a00bf05cd1dac963c4011997a19f911"`
[INFO] [stderr]    Compiling snafu-derive v0.4.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `"docker" "inspect" "a10b336187d4cd082f376993e0b9b27d7a00bf05cd1dac963c4011997a19f911"`
[INFO] running `"docker" "rm" "-f" "a10b336187d4cd082f376993e0b9b27d7a00bf05cd1dac963c4011997a19f911"`
[INFO] [stdout] a10b336187d4cd082f376993e0b9b27d7a00bf05cd1dac963c4011997a19f911
[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/snafu-derive/0.4.3:/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] 051483c1b0fe5e38aed218ea0cc97c13d6593c06149fa415be6626e9a66c2e48
[INFO] running `"docker" "start" "-a" "051483c1b0fe5e38aed218ea0cc97c13d6593c06149fa415be6626e9a66c2e48"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/snafu_derive-bf2cf457d19a5074
[INFO] [stderr]    Doc-tests snafu-derive
[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] [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" "051483c1b0fe5e38aed218ea0cc97c13d6593c06149fa415be6626e9a66c2e48"`
[INFO] running `"docker" "rm" "-f" "051483c1b0fe5e38aed218ea0cc97c13d6593c06149fa415be6626e9a66c2e48"`
[INFO] [stdout] 051483c1b0fe5e38aed218ea0cc97c13d6593c06149fa415be6626e9a66c2e48