[INFO] fetching crate hm 0.3.4...
[INFO] checking hm-0.3.4 against beta for pr-78714
[INFO] extracting crate hm 0.3.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate hm 0.3.4 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hm 0.3.4
[INFO] finished tweaking crates.io crate hm 0.3.4
[INFO] tweaked toml for crates.io crate hm 0.3.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate hm 0.3.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8df72dda750745bf65f76ddc5e26a2457bad192b672825c73f565d742a26b563
[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" "8df72dda750745bf65f76ddc5e26a2457bad192b672825c73f565d742a26b563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8df72dda750745bf65f76ddc5e26a2457bad192b672825c73f565d742a26b563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8df72dda750745bf65f76ddc5e26a2457bad192b672825c73f565d742a26b563", kill_on_drop: false }`
[INFO] [stdout] 8df72dda750745bf65f76ddc5e26a2457bad192b672825c73f565d742a26b563
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cfcc9dcda5ea5d3f79a066753a620525481e8f61d3b0382af8834aa41fb21c74
[INFO] running `Command { std: "docker" "start" "-a" "cfcc9dcda5ea5d3f79a066753a620525481e8f61d3b0382af8834aa41fb21c74", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking symlink v0.1.0
[INFO] [stderr]     Checking solvent v0.8.2
[INFO] [stderr]    Compiling sys-info v0.7.0
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking console v0.12.0
[INFO] [stderr]     Checking shellexpand v2.0.0
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking hm v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.73s
[INFO] running `Command { std: "docker" "inspect" "cfcc9dcda5ea5d3f79a066753a620525481e8f61d3b0382af8834aa41fb21c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfcc9dcda5ea5d3f79a066753a620525481e8f61d3b0382af8834aa41fb21c74", kill_on_drop: false }`
[INFO] [stdout] cfcc9dcda5ea5d3f79a066753a620525481e8f61d3b0382af8834aa41fb21c74