[INFO] crate tokio-serial 3.2.14 is already in cache
[INFO] extracting crate tokio-serial 3.2.14 into work/ex/beta-1.37-6/sources/1.36.0/reg/tokio-serial/3.2.14
[INFO] extracting crate tokio-serial 3.2.14 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tokio-serial/3.2.14
[INFO] validating manifest of tokio-serial-3.2.14 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tokio-serial-3.2.14 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tokio-serial-3.2.14
[INFO] finished frobbing tokio-serial-3.2.14
[INFO] frobbed toml for tokio-serial-3.2.14 written to work/ex/beta-1.37-6/sources/1.36.0/reg/tokio-serial/3.2.14/Cargo.toml
[INFO] started frobbing tokio-serial-3.2.14
[INFO] finished frobbing tokio-serial-3.2.14
[INFO] frobbed toml for tokio-serial-3.2.14 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tokio-serial/3.2.14/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing tokio-serial-3.2.14 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tokio-serial/3.2.14:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 2873826c9a978e2d3c096c06ee29fb94277a4f5c7950c2037c9ca515c2b984cd
[INFO] running `"docker" "start" "-a" "2873826c9a978e2d3c096c06ee29fb94277a4f5c7950c2037c9ca515c2b984cd"`
[INFO] [stderr]    Compiling nix v0.12.1
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling serialport v3.2.0
[INFO] [stderr]    Compiling mio-serial v3.2.14
[INFO] [stderr]    Compiling tokio-serial v3.2.14 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:230:41
[INFO] [stderr]     |
[INFO] [stderr] 230 |     fn try_clone(&self) -> ::Result<Box<::SerialPort>> {
[INFO] [stderr]     |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn (::SerialPort)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.57s
[INFO] running `"docker" "inspect" "2873826c9a978e2d3c096c06ee29fb94277a4f5c7950c2037c9ca515c2b984cd"`
[INFO] running `"docker" "rm" "-f" "2873826c9a978e2d3c096c06ee29fb94277a4f5c7950c2037c9ca515c2b984cd"`
[INFO] [stdout] 2873826c9a978e2d3c096c06ee29fb94277a4f5c7950c2037c9ca515c2b984cd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tokio-serial/3.2.14:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3a0470c804e1438341fbb25f95b17d502ac6351a074d17e71680d385d5f2e897
[INFO] running `"docker" "start" "-a" "3a0470c804e1438341fbb25f95b17d502ac6351a074d17e71680d385d5f2e897"`
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.15
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-serial v3.2.14 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:230:41
[INFO] [stderr]     |
[INFO] [stderr] 230 |     fn try_clone(&self) -> ::Result<Box<::SerialPort>> {
[INFO] [stderr]     |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn (::SerialPort)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.62s
[INFO] running `"docker" "inspect" "3a0470c804e1438341fbb25f95b17d502ac6351a074d17e71680d385d5f2e897"`
[INFO] running `"docker" "rm" "-f" "3a0470c804e1438341fbb25f95b17d502ac6351a074d17e71680d385d5f2e897"`
[INFO] [stdout] 3a0470c804e1438341fbb25f95b17d502ac6351a074d17e71680d385d5f2e897
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tokio-serial/3.2.14:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 6f56bc918d57e1cd59bf2293ba6aee89eb6261b3b6271cf7c974f5559cb0c357
[INFO] running `"docker" "start" "-a" "6f56bc918d57e1cd59bf2293ba6aee89eb6261b3b6271cf7c974f5559cb0c357"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tokio_serial-63f58c9b27d3f027
[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 tokio-serial
[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" "6f56bc918d57e1cd59bf2293ba6aee89eb6261b3b6271cf7c974f5559cb0c357"`
[INFO] running `"docker" "rm" "-f" "6f56bc918d57e1cd59bf2293ba6aee89eb6261b3b6271cf7c974f5559cb0c357"`
[INFO] [stdout] 6f56bc918d57e1cd59bf2293ba6aee89eb6261b3b6271cf7c974f5559cb0c357