[INFO] updating cached repository https://github.com/qnighy/async-stdio-test
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5f5c56f63fcf77ee4aa88aecd1bd752522bfa014
[INFO] testing qnighy/async-stdio-test against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqnighy%2Fasync-stdio-test" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/qnighy/async-stdio-test on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/qnighy/async-stdio-test
[INFO] finished tweaking git repo https://github.com/qnighy/async-stdio-test
[INFO] tweaked toml for git repo https://github.com/qnighy/async-stdio-test written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/qnighy/async-stdio-test already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 3fc307aadb67e01afb995b67d2d5c1a50c410b616b144177440fe51f94a24b40
[INFO] running `"docker" "start" "-a" "3fc307aadb67e01afb995b67d2d5c1a50c410b616b144177440fe51f94a24b40"`
[INFO] [stderr]    Compiling tokio-file-unix v0.5.0
[INFO] [stderr]    Compiling async-stdio-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:16:19
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn main2() -> Box<Future<Item = (), Error = ()> + Send> {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.80s
[INFO] running `"docker" "inspect" "3fc307aadb67e01afb995b67d2d5c1a50c410b616b144177440fe51f94a24b40"`
[INFO] running `"docker" "rm" "-f" "3fc307aadb67e01afb995b67d2d5c1a50c410b616b144177440fe51f94a24b40"`
[INFO] [stdout] 3fc307aadb67e01afb995b67d2d5c1a50c410b616b144177440fe51f94a24b40
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] d0dca263f0a7f2910e8a02ebfda5d2d270cb8ffa406cfb97f96267156fe70fc7
[INFO] running `"docker" "start" "-a" "d0dca263f0a7f2910e8a02ebfda5d2d270cb8ffa406cfb97f96267156fe70fc7"`
[INFO] [stderr]    Compiling async-stdio-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:16:19
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn main2() -> Box<Future<Item = (), Error = ()> + Send> {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "d0dca263f0a7f2910e8a02ebfda5d2d270cb8ffa406cfb97f96267156fe70fc7"`
[INFO] running `"docker" "rm" "-f" "d0dca263f0a7f2910e8a02ebfda5d2d270cb8ffa406cfb97f96267156fe70fc7"`
[INFO] [stdout] d0dca263f0a7f2910e8a02ebfda5d2d270cb8ffa406cfb97f96267156fe70fc7
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 37e795c3a9df316b2a8d5d27daa426386a87d3e531e7b919f9e151d2ba104509
[INFO] running `"docker" "start" "-a" "37e795c3a9df316b2a8d5d27daa426386a87d3e531e7b919f9e151d2ba104509"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/async_stdio_test-a16c4bcc522a7d3d
[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" "37e795c3a9df316b2a8d5d27daa426386a87d3e531e7b919f9e151d2ba104509"`
[INFO] running `"docker" "rm" "-f" "37e795c3a9df316b2a8d5d27daa426386a87d3e531e7b919f9e151d2ba104509"`
[INFO] [stdout] 37e795c3a9df316b2a8d5d27daa426386a87d3e531e7b919f9e151d2ba104509