[INFO] fetching crate twilight-mention 0.4.0...
[INFO] checking twilight-mention-0.4.0 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] extracting crate twilight-mention 0.4.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate twilight-mention 0.4.0 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twilight-mention 0.4.0
[INFO] finished tweaking crates.io crate twilight-mention 0.4.0
[INFO] tweaked toml for crates.io crate twilight-mention 0.4.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e124714e3517e656e45adfc48ce49f9b6f5a82e6f05f9a7a94fdddf61bff94c
[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" "6e124714e3517e656e45adfc48ce49f9b6f5a82e6f05f9a7a94fdddf61bff94c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e124714e3517e656e45adfc48ce49f9b6f5a82e6f05f9a7a94fdddf61bff94c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e124714e3517e656e45adfc48ce49f9b6f5a82e6f05f9a7a94fdddf61bff94c", kill_on_drop: false }`
[INFO] [stdout] 6e124714e3517e656e45adfc48ce49f9b6f5a82e6f05f9a7a94fdddf61bff94c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "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] 989ec3b77f2d4bad7adbedc39756a760e074aaffcde309963453839708bff477
[INFO] running `Command { std: "docker" "start" "-a" "989ec3b77f2d4bad7adbedc39756a760e074aaffcde309963453839708bff477", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking ordered-float v2.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking twilight-model v0.4.2
[INFO] [stderr]     Checking twilight-mention v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.62s
[INFO] running `Command { std: "docker" "inspect" "989ec3b77f2d4bad7adbedc39756a760e074aaffcde309963453839708bff477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "989ec3b77f2d4bad7adbedc39756a760e074aaffcde309963453839708bff477", kill_on_drop: false }`
[INFO] [stdout] 989ec3b77f2d4bad7adbedc39756a760e074aaffcde309963453839708bff477