[INFO] cloning repository https://github.com/a10y/flume-monoio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/a10y/flume-monoio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa10y%2Fflume-monoio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa10y%2Fflume-monoio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f7e0740ec58a5628ed80d93d8226c818f7ff794
[INFO] checking a10y/flume-monoio against try#6cbf54b1453b438241487f195740266bb9d8c8ba for pr-139587-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa10y%2Fflume-monoio" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/a10y/flume-monoio on toolchain 6cbf54b1453b438241487f195740266bb9d8c8ba
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6cbf54b1453b438241487f195740266bb9d8c8ba" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/a10y/flume-monoio
[INFO] finished tweaking git repo https://github.com/a10y/flume-monoio
[INFO] tweaked toml for git repo https://github.com/a10y/flume-monoio written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/a10y/flume-monoio already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6cbf54b1453b438241487f195740266bb9d8c8ba" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+6cbf54b1453b438241487f195740266bb9d8c8ba" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd2eb64ecea3c19fc7c01c2b01af672b576aae7721e9288d51c3f849a9d36a3b
[INFO] running `Command { std: "docker" "start" "-a" "cd2eb64ecea3c19fc7c01c2b01af672b576aae7721e9288d51c3f849a9d36a3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd2eb64ecea3c19fc7c01c2b01af672b576aae7721e9288d51c3f849a9d36a3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd2eb64ecea3c19fc7c01c2b01af672b576aae7721e9288d51c3f849a9d36a3b", kill_on_drop: false }`
[INFO] [stdout] cd2eb64ecea3c19fc7c01c2b01af672b576aae7721e9288d51c3f849a9d36a3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+6cbf54b1453b438241487f195740266bb9d8c8ba" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19caa54365fb4fcb55198dd0f34702b8dc6ad82d2103ea8c5f06ce0435c36b07
[INFO] running `Command { std: "docker" "start" "-a" "19caa54365fb4fcb55198dd0f34702b8dc6ad82d2103ea8c5f06ce0435c36b07", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling io-uring v0.6.4
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking bytes v1.7.2
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]    Compiling monoio-macros v0.1.0
[INFO] [stderr]    Compiling auto-const-array v0.2.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking monoio v0.2.4
[INFO] [stderr]     Checking flume-monoio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `futures_util::stream::StreamExt`
[INFO] [stdout]  --> src/async.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use futures_util::stream::StreamExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures_util::stream::StreamExt`
[INFO] [stdout]  --> src/async.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use futures_util::stream::StreamExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.44s
[INFO] running `Command { std: "docker" "inspect" "19caa54365fb4fcb55198dd0f34702b8dc6ad82d2103ea8c5f06ce0435c36b07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19caa54365fb4fcb55198dd0f34702b8dc6ad82d2103ea8c5f06ce0435c36b07", kill_on_drop: false }`
[INFO] [stdout] 19caa54365fb4fcb55198dd0f34702b8dc6ad82d2103ea8c5f06ce0435c36b07