[INFO] fetching crate fiffy 0.1.10...
[INFO] checking fiffy-0.1.10 against beta for pr-78714
[INFO] extracting crate fiffy 0.1.10 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate fiffy 0.1.10 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 fiffy 0.1.10
[INFO] finished tweaking crates.io crate fiffy 0.1.10
[INFO] tweaked toml for crates.io crate fiffy 0.1.10 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] c9a6bc103b9c7888b2ffc2dda632e6f560333f7c818b3402b207081f05b21457
[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" "c9a6bc103b9c7888b2ffc2dda632e6f560333f7c818b3402b207081f05b21457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9a6bc103b9c7888b2ffc2dda632e6f560333f7c818b3402b207081f05b21457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9a6bc103b9c7888b2ffc2dda632e6f560333f7c818b3402b207081f05b21457", kill_on_drop: false }`
[INFO] [stdout] c9a6bc103b9c7888b2ffc2dda632e6f560333f7c818b3402b207081f05b21457
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] f979d4a871067209e715a83272b87f304a911bf249c50e2b563e515c4c92a25d
[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" "f979d4a871067209e715a83272b87f304a911bf249c50e2b563e515c4c92a25d", kill_on_drop: false }`
[INFO] [stderr]     Checking fiffy v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:115:71
[INFO] [stdout]     |
[INFO] [stdout] 115 |         assert_eq!(generate_md5("lazydog.txt").len(), md5_hash.len());;
[INFO] [stdout]     |                                                                       ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "f979d4a871067209e715a83272b87f304a911bf249c50e2b563e515c4c92a25d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f979d4a871067209e715a83272b87f304a911bf249c50e2b563e515c4c92a25d", kill_on_drop: false }`
[INFO] [stdout] f979d4a871067209e715a83272b87f304a911bf249c50e2b563e515c4c92a25d