[INFO] fetching crate dfu 0.2.1...
[INFO] checking dfu-0.2.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate dfu 0.2.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate dfu 0.2.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dfu 0.2.1
[INFO] finished tweaking crates.io crate dfu 0.2.1
[INFO] tweaked toml for crates.io crate dfu 0.2.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", 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] 0a2634d92e7d5f6575f7bffcad94a255e35e800e073a7171ab4b36988156ece6
[INFO] running `Command { std: "docker" "start" "-a" "0a2634d92e7d5f6575f7bffcad94a255e35e800e073a7171ab4b36988156ece6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a2634d92e7d5f6575f7bffcad94a255e35e800e073a7171ab4b36988156ece6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a2634d92e7d5f6575f7bffcad94a255e35e800e073a7171ab4b36988156ece6", kill_on_drop: false }`
[INFO] [stdout] 0a2634d92e7d5f6575f7bffcad94a255e35e800e073a7171ab4b36988156ece6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] e216fe78874b7b182c3e32045696a417ec05ee8d04f001ac3243b19c2613627c
[INFO] running `Command { std: "docker" "start" "-a" "e216fe78874b7b182c3e32045696a417ec05ee8d04f001ac3243b19c2613627c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]     Checking array-init v0.0.4
[INFO] [stderr]     Checking serde-hex v0.1.0
[INFO] [stderr]     Checking sysfs-serde v0.2.1
[INFO] [stderr]     Checking usbapi v0.2.1
[INFO] [stderr]     Checking dfu v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.77s
[INFO] running `Command { std: "docker" "inspect" "e216fe78874b7b182c3e32045696a417ec05ee8d04f001ac3243b19c2613627c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e216fe78874b7b182c3e32045696a417ec05ee8d04f001ac3243b19c2613627c", kill_on_drop: false }`
[INFO] [stdout] e216fe78874b7b182c3e32045696a417ec05ee8d04f001ac3243b19c2613627c