[INFO] crate imag-mail 0.9.3 is already in cache
[INFO] extracting crate imag-mail 0.9.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/imag-mail/0.9.3
[INFO] extracting crate imag-mail 0.9.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/imag-mail/0.9.3
[INFO] validating manifest of imag-mail-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 imag-mail-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 imag-mail-0.9.3
[INFO] finished frobbing imag-mail-0.9.3
[INFO] frobbed toml for imag-mail-0.9.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/imag-mail/0.9.3/Cargo.toml
[INFO] started frobbing imag-mail-0.9.3
[INFO] finished frobbing imag-mail-0.9.3
[INFO] frobbed toml for imag-mail-0.9.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/imag-mail/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] testing imag-mail-0.9.3 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/imag-mail/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] fd788bef0149110ebc760518db3505e6af474cfbf528319d830966925b047b70
[INFO] running `"docker" "start" "-a" "fd788bef0149110ebc760518db3505e6af474cfbf528319d830966925b047b70"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libimagmail v0.9.3
[INFO] [stderr]    Compiling imag-mail v0.9.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.37s
[INFO] running `"docker" "inspect" "fd788bef0149110ebc760518db3505e6af474cfbf528319d830966925b047b70"`
[INFO] running `"docker" "rm" "-f" "fd788bef0149110ebc760518db3505e6af474cfbf528319d830966925b047b70"`
[INFO] [stdout] fd788bef0149110ebc760518db3505e6af474cfbf528319d830966925b047b70
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/imag-mail/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 776e1e86a1a1395c52d7f37cb84b3878a7ede95a4f5d7197e543d910b56e7fcc
[INFO] running `"docker" "start" "-a" "776e1e86a1a1395c52d7f37cb84b3878a7ede95a4f5d7197e543d910b56e7fcc"`
[INFO] [stderr]    Compiling imag-mail v0.9.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `"docker" "inspect" "776e1e86a1a1395c52d7f37cb84b3878a7ede95a4f5d7197e543d910b56e7fcc"`
[INFO] running `"docker" "rm" "-f" "776e1e86a1a1395c52d7f37cb84b3878a7ede95a4f5d7197e543d910b56e7fcc"`
[INFO] [stdout] 776e1e86a1a1395c52d7f37cb84b3878a7ede95a4f5d7197e543d910b56e7fcc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/imag-mail/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 6f7ce985bf95a4cfc4f4b6eabc82b7ab42707131679bab7ae5972e9790b08fca
[INFO] running `"docker" "start" "-a" "6f7ce985bf95a4cfc4f4b6eabc82b7ab42707131679bab7ae5972e9790b08fca"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/imag_mail-f320052c85047478
[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" "6f7ce985bf95a4cfc4f4b6eabc82b7ab42707131679bab7ae5972e9790b08fca"`
[INFO] running `"docker" "rm" "-f" "6f7ce985bf95a4cfc4f4b6eabc82b7ab42707131679bab7ae5972e9790b08fca"`
[INFO] [stdout] 6f7ce985bf95a4cfc4f4b6eabc82b7ab42707131679bab7ae5972e9790b08fca