[INFO] crate mailbox 0.2.0 is already in cache
[INFO] extracting crate mailbox 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/mailbox/0.2.0
[INFO] extracting crate mailbox 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mailbox/0.2.0
[INFO] validating manifest of mailbox-0.2.0 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 mailbox-0.2.0 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 mailbox-0.2.0
[INFO] finished frobbing mailbox-0.2.0
[INFO] frobbed toml for mailbox-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/mailbox/0.2.0/Cargo.toml
[INFO] started frobbing mailbox-0.2.0
[INFO] finished frobbing mailbox-0.2.0
[INFO] frobbed toml for mailbox-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mailbox/0.2.0/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 mailbox-0.2.0 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mailbox/0.2.0:/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] bd35f3f78c7fc691e13919e024d20a89279160711b9232dc4cc642da5a660b21
[INFO] running `"docker" "start" "-a" "bd35f3f78c7fc691e13919e024d20a89279160711b9232dc4cc642da5a660b21"`
[INFO] [stderr]    Compiling casing v0.1.0
[INFO] [stderr]    Compiling mailbox v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.39s
[INFO] running `"docker" "inspect" "bd35f3f78c7fc691e13919e024d20a89279160711b9232dc4cc642da5a660b21"`
[INFO] running `"docker" "rm" "-f" "bd35f3f78c7fc691e13919e024d20a89279160711b9232dc4cc642da5a660b21"`
[INFO] [stdout] bd35f3f78c7fc691e13919e024d20a89279160711b9232dc4cc642da5a660b21
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mailbox/0.2.0:/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] 4b87c2eeef07cceac1b23a7ec8af077477b4374c2293555630dc8797ce0982f9
[INFO] running `"docker" "start" "-a" "4b87c2eeef07cceac1b23a7ec8af077477b4374c2293555630dc8797ce0982f9"`
[INFO] [stderr]    Compiling mailbox v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.74s
[INFO] running `"docker" "inspect" "4b87c2eeef07cceac1b23a7ec8af077477b4374c2293555630dc8797ce0982f9"`
[INFO] running `"docker" "rm" "-f" "4b87c2eeef07cceac1b23a7ec8af077477b4374c2293555630dc8797ce0982f9"`
[INFO] [stdout] 4b87c2eeef07cceac1b23a7ec8af077477b4374c2293555630dc8797ce0982f9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mailbox/0.2.0:/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] 7c2c1ce0a7b149ea1318d38c71f7c01134de11eec5eeae2d1c08f66bc7c8be13
[INFO] running `"docker" "start" "-a" "7c2c1ce0a7b149ea1318d38c71f7c01134de11eec5eeae2d1c08f66bc7c8be13"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mailbox-69c4f7b8aeadf054
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test header::content_transfer_encoding::test::insensitive ... ok
[INFO] [stderr]    Doc-tests mailbox
[INFO] [stdout] test header::content_transfer_encoding::test::ascii ... ok
[INFO] [stdout] test header::content_transfer_encoding::test::extended_ascii ... ok
[INFO] [stdout] test header::status::test::answered ... ok
[INFO] [stdout] test header::status::test::deleted ... ok
[INFO] [stdout] test header::status::test::draft ... ok
[INFO] [stdout] test header::status::test::old ... ok
[INFO] [stdout] test header::status::test::fail ... ok
[INFO] [stdout] test header::status::test::new ... ok
[INFO] [stdout] test header::status::test::flagged ... ok
[INFO] [stdout] test header::status::test::mixed ... ok
[INFO] [stdout] test mail::body::test::len ... ok
[INFO] [stdout] test stream::entry::begin::test::fail ... ok
[INFO] [stdout] test stream::entry::header::test::fail ... ok
[INFO] [stdout] test stream::entry::header::test::ok ... ok
[INFO] [stdout] test stream::entry::begin::test::ok ... ok
[INFO] [stdout] test stream::entry::test::begin_fail ... ok
[INFO] [stdout] test mail::body::test::iter ... ok
[INFO] [stdout] test header::status::test::read ... ok
[INFO] [stdout] test stream::entry::test::header_fail ... ok
[INFO] [stdout] test stream::entry::test::header_ok ... ok
[INFO] [stdout] test stream::entry::test::begin_ok ... ok
[INFO] [stdout] test stream::iter::test::simple ... ok
[INFO] [stdout] test util::address::test::parse_just_name ... ok
[INFO] [stdout] test util::address::test::parse_name_bare ... ok
[INFO] [stdout] test util::address::test::parse_name_quoted ... ok
[INFO] [stdout] test util::address::test::parse_no_name_quoted ... ok
[INFO] [stdout] test util::address::test::parse_no_name ... ok
[INFO] [stdout] test util::parser::test::printable ... ok
[INFO] [stdout] test util::parser::test::printable_no_colon ... ok
[INFO] [stdout] test util::parser::test::printable_or_ws ... ok
[INFO] [stdout] test util::parser::test::ws ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 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" "7c2c1ce0a7b149ea1318d38c71f7c01134de11eec5eeae2d1c08f66bc7c8be13"`
[INFO] running `"docker" "rm" "-f" "7c2c1ce0a7b149ea1318d38c71f7c01134de11eec5eeae2d1c08f66bc7c8be13"`
[INFO] [stdout] 7c2c1ce0a7b149ea1318d38c71f7c01134de11eec5eeae2d1c08f66bc7c8be13