[INFO] fetching crate hop-engine 0.0.0...
[INFO] checking hop-engine-0.0.0 against try#b0d0ea232bdae12fa8da8491a91ae1db029990ef for pr-84037
[INFO] extracting crate hop-engine 0.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate hop-engine 0.0.0 on toolchain b0d0ea232bdae12fa8da8491a91ae1db029990ef
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hop-engine 0.0.0
[INFO] finished tweaking crates.io crate hop-engine 0.0.0
[INFO] tweaked toml for crates.io crate hop-engine 0.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b9c586c50e840f45a38b512042271284c4bf1243214bba7a75d341b37f8cccc
[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" "7b9c586c50e840f45a38b512042271284c4bf1243214bba7a75d341b37f8cccc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b9c586c50e840f45a38b512042271284c4bf1243214bba7a75d341b37f8cccc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b9c586c50e840f45a38b512042271284c4bf1243214bba7a75d341b37f8cccc", kill_on_drop: false }`
[INFO] [stdout] 7b9c586c50e840f45a38b512042271284c4bf1243214bba7a75d341b37f8cccc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "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] 301ce4a17b04c487b52cfd4c04e03e0dbb476ba7f5a69d8772eda1a1b4db0f27
[INFO] running `Command { std: "docker" "start" "-a" "301ce4a17b04c487b52cfd4c04e03e0dbb476ba7f5a69d8772eda1a1b4db0f27", kill_on_drop: false }`
[INFO] [stderr]     Checking hop-engine v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "301ce4a17b04c487b52cfd4c04e03e0dbb476ba7f5a69d8772eda1a1b4db0f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "301ce4a17b04c487b52cfd4c04e03e0dbb476ba7f5a69d8772eda1a1b4db0f27", kill_on_drop: false }`
[INFO] [stdout] 301ce4a17b04c487b52cfd4c04e03e0dbb476ba7f5a69d8772eda1a1b4db0f27