[INFO] fetching crate mpsc_requests 0.3.3...
[INFO] checking mpsc_requests-0.3.3 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate mpsc_requests 0.3.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate mpsc_requests 0.3.3 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mpsc_requests 0.3.3
[INFO] finished tweaking crates.io crate mpsc_requests 0.3.3
[INFO] tweaked toml for crates.io crate mpsc_requests 0.3.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate mpsc_requests 0.3.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c5b77e710d303e6145014d9c8f10e20924cd47f67d4f52f64cbb5dde8c985c5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7c5b77e710d303e6145014d9c8f10e20924cd47f67d4f52f64cbb5dde8c985c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c5b77e710d303e6145014d9c8f10e20924cd47f67d4f52f64cbb5dde8c985c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c5b77e710d303e6145014d9c8f10e20924cd47f67d4f52f64cbb5dde8c985c5", kill_on_drop: false }`
[INFO] [stdout] 7c5b77e710d303e6145014d9c8f10e20924cd47f67d4f52f64cbb5dde8c985c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae8674d57a9a97acacdb8d8ed2f90fefcba2809471590b6c27d45f3e9ca8c50e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ae8674d57a9a97acacdb8d8ed2f90fefcba2809471590b6c27d45f3e9ca8c50e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking mpsc_requests v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.77s
[INFO] running `Command { std: "docker" "inspect" "ae8674d57a9a97acacdb8d8ed2f90fefcba2809471590b6c27d45f3e9ca8c50e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae8674d57a9a97acacdb8d8ed2f90fefcba2809471590b6c27d45f3e9ca8c50e", kill_on_drop: false }`
[INFO] [stdout] ae8674d57a9a97acacdb8d8ed2f90fefcba2809471590b6c27d45f3e9ca8c50e