[INFO] cloning repository https://github.com/BurntNail/async_executor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BurntNail/async_executor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBurntNail%2Fasync_executor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBurntNail%2Fasync_executor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 473f632c21aa4e95573ff369f804cebfdc4ef638
[INFO] building BurntNail/async_executor against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBurntNail%2Fasync_executor" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BurntNail/async_executor on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BurntNail/async_executor
[INFO] finished tweaking git repo https://github.com/BurntNail/async_executor
[INFO] tweaked toml for git repo https://github.com/BurntNail/async_executor written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/BurntNail/async_executor 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" "+334963c956d25708feab489a3816ae63f639355d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f50357bc201b7c5a914e081b124e9c23b868e2abc7e8c8bc8a742c3ea97731b3
[INFO] running `Command { std: "docker" "start" "-a" "f50357bc201b7c5a914e081b124e9c23b868e2abc7e8c8bc8a742c3ea97731b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f50357bc201b7c5a914e081b124e9c23b868e2abc7e8c8bc8a742c3ea97731b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f50357bc201b7c5a914e081b124e9c23b868e2abc7e8c8bc8a742c3ea97731b3", kill_on_drop: false }`
[INFO] [stdout] f50357bc201b7c5a914e081b124e9c23b868e2abc7e8c8bc8a742c3ea97731b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51e68bce4c14a9f22999291b97205ecc005fde5a432168a52a20520112da6331
[INFO] running `Command { std: "docker" "start" "-a" "51e68bce4c14a9f22999291b97205ecc005fde5a432168a52a20520112da6331", kill_on_drop: false }`
[INFO] [stderr]    Compiling async_executor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused pinned boxed `Future` trait object that must be used
[INFO] [stdout]    --> src/main.rs:110:33
[INFO] [stdout]     |
[INFO] [stdout] 110 | ...                   occ.remove();
[INFO] [stdout]     |                       ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: futures do nothing unless you `.await` or poll them
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "51e68bce4c14a9f22999291b97205ecc005fde5a432168a52a20520112da6331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51e68bce4c14a9f22999291b97205ecc005fde5a432168a52a20520112da6331", kill_on_drop: false }`
[INFO] [stdout] 51e68bce4c14a9f22999291b97205ecc005fde5a432168a52a20520112da6331
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8790777e538232bfeb47b47096c86b160880333b93271e900e5ec2dc93c272b
[INFO] running `Command { std: "docker" "start" "-a" "c8790777e538232bfeb47b47096c86b160880333b93271e900e5ec2dc93c272b", kill_on_drop: false }`
[INFO] [stderr]    Compiling async_executor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused pinned boxed `Future` trait object that must be used
[INFO] [stdout]    --> src/main.rs:110:33
[INFO] [stdout]     |
[INFO] [stdout] 110 | ...                   occ.remove();
[INFO] [stdout]     |                       ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: futures do nothing unless you `.await` or poll them
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "c8790777e538232bfeb47b47096c86b160880333b93271e900e5ec2dc93c272b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8790777e538232bfeb47b47096c86b160880333b93271e900e5ec2dc93c272b", kill_on_drop: false }`
[INFO] [stdout] c8790777e538232bfeb47b47096c86b160880333b93271e900e5ec2dc93c272b
