[INFO] crate libimagmail 0.9.3 is already in cache
[INFO] extracting crate libimagmail 0.9.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/libimagmail/0.9.3
[INFO] extracting crate libimagmail 0.9.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libimagmail/0.9.3
[INFO] validating manifest of libimagmail-0.9.3 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 libimagmail-0.9.3 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 libimagmail-0.9.3
[INFO] finished frobbing libimagmail-0.9.3
[INFO] frobbed toml for libimagmail-0.9.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/libimagmail/0.9.3/Cargo.toml
[INFO] started frobbing libimagmail-0.9.3
[INFO] finished frobbing libimagmail-0.9.3
[INFO] frobbed toml for libimagmail-0.9.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libimagmail/0.9.3/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] 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing libimagmail-0.9.3 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libimagmail/0.9.3:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 85e156d4c9b592d44f38d0dd88305f1386a51dc4ea8fb6d9e4024e7cc4f290c7
[INFO] running `"docker" "start" "-a" "85e156d4c9b592d44f38d0dd88305f1386a51dc4ea8fb6d9e4024e7cc4f290c7"`
[INFO] [stderr]    Compiling libimagutil v0.9.3
[INFO] [stderr]    Compiling libimagstore v0.9.3
[INFO] [stderr]    Compiling libimagentryutil v0.9.3
[INFO] [stderr]    Compiling libimagentryref v0.9.3
[INFO] [stderr]    Compiling libimagmail v0.9.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.18s
[INFO] running `"docker" "inspect" "85e156d4c9b592d44f38d0dd88305f1386a51dc4ea8fb6d9e4024e7cc4f290c7"`
[INFO] running `"docker" "rm" "-f" "85e156d4c9b592d44f38d0dd88305f1386a51dc4ea8fb6d9e4024e7cc4f290c7"`
[INFO] [stdout] 85e156d4c9b592d44f38d0dd88305f1386a51dc4ea8fb6d9e4024e7cc4f290c7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libimagmail/0.9.3:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] da3d93c431d45ecb43a93336228cdd9fe347f5e16f39121078529c0c0c8b9866
[INFO] running `"docker" "start" "-a" "da3d93c431d45ecb43a93336228cdd9fe347f5e16f39121078529c0c0c8b9866"`
[INFO] [stderr]    Compiling libimagmail v0.9.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `"docker" "inspect" "da3d93c431d45ecb43a93336228cdd9fe347f5e16f39121078529c0c0c8b9866"`
[INFO] running `"docker" "rm" "-f" "da3d93c431d45ecb43a93336228cdd9fe347f5e16f39121078529c0c0c8b9866"`
[INFO] [stdout] da3d93c431d45ecb43a93336228cdd9fe347f5e16f39121078529c0c0c8b9866
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libimagmail/0.9.3:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] ddf80262b143dc5e6902d139f9f80c198c0e6df91d150657aaedb05ae7d6155e
[INFO] running `"docker" "start" "-a" "ddf80262b143dc5e6902d139f9f80c198c0e6df91d150657aaedb05ae7d6155e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/libimagmail-0f6e0139e881c603
[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 libimagmail
[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" "ddf80262b143dc5e6902d139f9f80c198c0e6df91d150657aaedb05ae7d6155e"`
[INFO] running `"docker" "rm" "-f" "ddf80262b143dc5e6902d139f9f80c198c0e6df91d150657aaedb05ae7d6155e"`
[INFO] [stdout] ddf80262b143dc5e6902d139f9f80c198c0e6df91d150657aaedb05ae7d6155e