[INFO] crate mailin-embedded 0.4.1 is already in cache
[INFO] extracting crate mailin-embedded 0.4.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/mailin-embedded/0.4.1
[INFO] extracting crate mailin-embedded 0.4.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mailin-embedded/0.4.1
[INFO] validating manifest of mailin-embedded-0.4.1 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 mailin-embedded-0.4.1 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 mailin-embedded-0.4.1
[INFO] finished frobbing mailin-embedded-0.4.1
[INFO] frobbed toml for mailin-embedded-0.4.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/mailin-embedded/0.4.1/Cargo.toml
[INFO] started frobbing mailin-embedded-0.4.1
[INFO] finished frobbing mailin-embedded-0.4.1
[INFO] frobbed toml for mailin-embedded-0.4.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mailin-embedded/0.4.1/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 mailin-embedded-0.4.1 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-5/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/mailin-embedded/0.4.1:/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] 4444ab5411276eff99014b7f770ea5cea962f6439919a8117c4ff18d3bf30711
[INFO] running `"docker" "start" "-a" "4444ab5411276eff99014b7f770ea5cea962f6439919a8117c4ff18d3bf30711"`
[INFO] [stderr]    Compiling ternop v1.0.1
[INFO] [stderr]    Compiling mailin v0.4.0
[INFO] [stderr]    Compiling mailin-embedded v0.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/running.rs:180:36
[INFO] [stderr]     |
[INFO] [stderr] 180 | fn write_response(mut writer: &mut Write, res: &Response) -> Result<(), Error> {
[INFO] [stderr]     |                                    ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `"docker" "inspect" "4444ab5411276eff99014b7f770ea5cea962f6439919a8117c4ff18d3bf30711"`
[INFO] running `"docker" "rm" "-f" "4444ab5411276eff99014b7f770ea5cea962f6439919a8117c4ff18d3bf30711"`
[INFO] [stdout] 4444ab5411276eff99014b7f770ea5cea962f6439919a8117c4ff18d3bf30711
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/mailin-embedded/0.4.1:/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] 7cf6b8231556f4b65567f78906018caf77a06d31e385bb0ae210fc6c38013181
[INFO] running `"docker" "start" "-a" "7cf6b8231556f4b65567f78906018caf77a06d31e385bb0ae210fc6c38013181"`
[INFO] [stderr]    Compiling mailin-embedded v0.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/running.rs:180:36
[INFO] [stderr]     |
[INFO] [stderr] 180 | fn write_response(mut writer: &mut Write, res: &Response) -> Result<(), Error> {
[INFO] [stderr]     |                                    ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `"docker" "inspect" "7cf6b8231556f4b65567f78906018caf77a06d31e385bb0ae210fc6c38013181"`
[INFO] running `"docker" "rm" "-f" "7cf6b8231556f4b65567f78906018caf77a06d31e385bb0ae210fc6c38013181"`
[INFO] [stdout] 7cf6b8231556f4b65567f78906018caf77a06d31e385bb0ae210fc6c38013181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/mailin-embedded/0.4.1:/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] b9b0599d29e9428aafd67776c69c8475d437bea66581eb16d933e38a0034a712
[INFO] running `"docker" "start" "-a" "b9b0599d29e9428aafd67776c69c8475d437bea66581eb16d933e38a0034a712"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mailin_embedded-4b5fd891ab22dacc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test running::tests::run_server ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mailin-embedded
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 6) ... ok
[INFO] [stdout] test src/lib.rs - Server<H>::with_addr (line 123) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b9b0599d29e9428aafd67776c69c8475d437bea66581eb16d933e38a0034a712"`
[INFO] running `"docker" "rm" "-f" "b9b0599d29e9428aafd67776c69c8475d437bea66581eb16d933e38a0034a712"`
[INFO] [stdout] b9b0599d29e9428aafd67776c69c8475d437bea66581eb16d933e38a0034a712