[INFO] fetching crate minicoro-awaiters 0.1.0...
[INFO] building minicoro-awaiters-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate minicoro-awaiters 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate minicoro-awaiters 0.1.0
[INFO] finished tweaking crates.io crate minicoro-awaiters 0.1.0
[INFO] tweaked toml for crates.io crate minicoro-awaiters 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate minicoro-awaiters 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate minicoro-awaiters 0.1.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 545287c97bcd819111903ab47a5e651dce77500c36b768b02184ef79b8d2fa39
[INFO] running `Command { std: "docker" "start" "-a" "545287c97bcd819111903ab47a5e651dce77500c36b768b02184ef79b8d2fa39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "545287c97bcd819111903ab47a5e651dce77500c36b768b02184ef79b8d2fa39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "545287c97bcd819111903ab47a5e651dce77500c36b768b02184ef79b8d2fa39", kill_on_drop: false }`
[INFO] [stdout] 545287c97bcd819111903ab47a5e651dce77500c36b768b02184ef79b8d2fa39
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86d43fc1a8b81d01e44576160e8803c935b34817a606df4b4d67b82252cbc39d
[INFO] running `Command { std: "docker" "start" "-a" "86d43fc1a8b81d01e44576160e8803c935b34817a606df4b4d67b82252cbc39d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.20
[INFO] [stderr]    Compiling awaiter-trait v0.2.7
[INFO] [stderr]    Compiling minicoro-sys v0.8.1
[INFO] [stderr]    Compiling minicoroutine v0.1.3
[INFO] [stderr]    Compiling minicoro-awaiters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::task::Waker`
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use core::task::Waker;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.37s
[INFO] running `Command { std: "docker" "inspect" "86d43fc1a8b81d01e44576160e8803c935b34817a606df4b4d67b82252cbc39d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86d43fc1a8b81d01e44576160e8803c935b34817a606df4b4d67b82252cbc39d", kill_on_drop: false }`
[INFO] [stdout] 86d43fc1a8b81d01e44576160e8803c935b34817a606df4b4d67b82252cbc39d
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 462c3748c5bd6721e371062ddf4215a59f6c16e3b3aa6970a8b974cbc8a51b1e
[INFO] running `Command { std: "docker" "start" "-a" "462c3748c5bd6721e371062ddf4215a59f6c16e3b3aa6970a8b974cbc8a51b1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling minicoro-awaiters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::task::Waker`
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use core::task::Waker;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::task::Waker`
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use core::task::Waker;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "462c3748c5bd6721e371062ddf4215a59f6c16e3b3aa6970a8b974cbc8a51b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "462c3748c5bd6721e371062ddf4215a59f6c16e3b3aa6970a8b974cbc8a51b1e", kill_on_drop: false }`
[INFO] [stdout] 462c3748c5bd6721e371062ddf4215a59f6c16e3b3aa6970a8b974cbc8a51b1e