[INFO] fetching crate vermilion 0.0.0-unreleased...
[INFO] checking vermilion-0.0.0-unreleased against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate vermilion 0.0.0-unreleased into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate vermilion 0.0.0-unreleased on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vermilion 0.0.0-unreleased
[INFO] finished tweaking crates.io crate vermilion 0.0.0-unreleased
[INFO] tweaked toml for crates.io crate vermilion 0.0.0-unreleased written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate vermilion 0.0.0-unreleased already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17571cb9de879277dd202044df9bbaeab2108953e8bd303268043fb0f09abd69
[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" "17571cb9de879277dd202044df9bbaeab2108953e8bd303268043fb0f09abd69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17571cb9de879277dd202044df9bbaeab2108953e8bd303268043fb0f09abd69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17571cb9de879277dd202044df9bbaeab2108953e8bd303268043fb0f09abd69", kill_on_drop: false }`
[INFO] [stdout] 17571cb9de879277dd202044df9bbaeab2108953e8bd303268043fb0f09abd69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4922b0fcf4f01627e8de2fff93018c65c07a5ed0eb3bb05e0da6f6bf8bfc1030
[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" "4922b0fcf4f01627e8de2fff93018c65c07a5ed0eb3bb05e0da6f6bf8bfc1030", kill_on_drop: false }`
[INFO] [stderr]     Checking vermilion v0.0.0-unreleased (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "4922b0fcf4f01627e8de2fff93018c65c07a5ed0eb3bb05e0da6f6bf8bfc1030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4922b0fcf4f01627e8de2fff93018c65c07a5ed0eb3bb05e0da6f6bf8bfc1030", kill_on_drop: false }`
[INFO] [stdout] 4922b0fcf4f01627e8de2fff93018c65c07a5ed0eb3bb05e0da6f6bf8bfc1030