[INFO] cloning repository https://github.com/qnighy/async-stdio-test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qnighy/async-stdio-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqnighy%2Fasync-stdio-test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqnighy%2Fasync-stdio-test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5f5c56f63fcf77ee4aa88aecd1bd752522bfa014 [INFO] testing qnighy/async-stdio-test against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqnighy%2Fasync-stdio-test" "/workspace/builds/worker-31/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/qnighy/async-stdio-test on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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 /workspace/builds/worker-31/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 75f1dfc9ff79e83be94ae8f9619d2c444ee7b96b75d1043dd99b79f4f98b4767 [INFO] running `Command { std: "docker" "start" "-a" "75f1dfc9ff79e83be94ae8f9619d2c444ee7b96b75d1043dd99b79f4f98b4767", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "75f1dfc9ff79e83be94ae8f9619d2c444ee7b96b75d1043dd99b79f4f98b4767", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75f1dfc9ff79e83be94ae8f9619d2c444ee7b96b75d1043dd99b79f4f98b4767", kill_on_drop: false }` [INFO] [stdout] 75f1dfc9ff79e83be94ae8f9619d2c444ee7b96b75d1043dd99b79f4f98b4767 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9f2709ac4f2de91232485b09e33a7189feae584e367610ca54f9bd34410ad93e [INFO] running `Command { std: "docker" "start" "-a" "9f2709ac4f2de91232485b09e33a7189feae584e367610ca54f9bd34410ad93e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling libc v0.2.40 [INFO] [stderr] Compiling futures v0.1.21 [INFO] [stderr] Compiling byteorder v1.2.2 [INFO] [stderr] Compiling lazycell v0.6.0 [INFO] [stderr] Compiling slab v0.4.0 [INFO] [stderr] Compiling nodrop v0.1.12 [INFO] [stderr] Compiling lazy_static v1.0.0 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Compiling crossbeam-utils v0.3.2 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Compiling crossbeam-epoch v0.4.1 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling net2 v0.2.32 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling crossbeam-deque v0.3.0 [INFO] [stderr] Compiling tokio-executor v0.1.2 [INFO] [stderr] Compiling bytes v0.4.6 [INFO] [stderr] Compiling mio v0.6.14 [INFO] [stderr] Compiling tokio-threadpool v0.1.2 [INFO] [stderr] Compiling tokio-timer v0.2.1 [INFO] [stderr] Compiling tokio-io v0.1.6 [INFO] [stderr] Compiling tokio-reactor v0.1.1 [INFO] [stderr] Compiling tokio-tcp v0.1.0 [INFO] [stderr] Compiling tokio-udp v0.1.0 [INFO] [stderr] Compiling tokio-file-unix v0.5.0 [INFO] [stderr] Compiling tokio v0.1.5 [INFO] [stderr] Compiling async-stdio-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:16:19 [INFO] [stdout] | [INFO] [stdout] 16 | fn main2() -> Box + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 16 - fn main2() -> Box + Send> { [INFO] [stdout] 16 + fn main2() -> Box + Send> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 28s [INFO] running `Command { std: "docker" "inspect" "9f2709ac4f2de91232485b09e33a7189feae584e367610ca54f9bd34410ad93e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f2709ac4f2de91232485b09e33a7189feae584e367610ca54f9bd34410ad93e", kill_on_drop: false }` [INFO] [stdout] 9f2709ac4f2de91232485b09e33a7189feae584e367610ca54f9bd34410ad93e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 87e36ca0ca8c632b788adf8051306f9a0cae62e40ed1c3341b3ce22a3735a2a7 [INFO] running `Command { std: "docker" "start" "-a" "87e36ca0ca8c632b788adf8051306f9a0cae62e40ed1c3341b3ce22a3735a2a7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling async-stdio-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:16:19 [INFO] [stdout] | [INFO] [stdout] 16 | fn main2() -> Box + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 16 - fn main2() -> Box + Send> { [INFO] [stdout] 16 + fn main2() -> Box + Send> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.61s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/async_stdio_test-3ebbf72dc122d3dc) [INFO] running `Command { std: "docker" "inspect" "87e36ca0ca8c632b788adf8051306f9a0cae62e40ed1c3341b3ce22a3735a2a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87e36ca0ca8c632b788adf8051306f9a0cae62e40ed1c3341b3ce22a3735a2a7", kill_on_drop: false }` [INFO] [stdout] 87e36ca0ca8c632b788adf8051306f9a0cae62e40ed1c3341b3ce22a3735a2a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] cb3ca5ea9b818b9463e1e6c3b5ffada38ba9ea87e1b6e6a1e219e4fd8603ea84 [INFO] running `Command { std: "docker" "start" "-a" "cb3ca5ea9b818b9463e1e6c3b5ffada38ba9ea87e1b6e6a1e219e4fd8603ea84", kill_on_drop: false }` [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 + Send> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 16 - fn main2() -> Box + Send> { [INFO] [stderr] 16 + fn main2() -> Box + Send> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `async-stdio-test` (bin "async-stdio-test" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/async_stdio_test-3ebbf72dc122d3dc) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "cb3ca5ea9b818b9463e1e6c3b5ffada38ba9ea87e1b6e6a1e219e4fd8603ea84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb3ca5ea9b818b9463e1e6c3b5ffada38ba9ea87e1b6e6a1e219e4fd8603ea84", kill_on_drop: false }` [INFO] [stdout] cb3ca5ea9b818b9463e1e6c3b5ffada38ba9ea87e1b6e6a1e219e4fd8603ea84