[INFO] fetching crate twilight-mention 0.2.0-beta.0...
[INFO] checking twilight-mention-0.2.0-beta.0 against try#1c5262aa6c045a581fb974488793f09ed51fc498 for pr-78376
[INFO] extracting crate twilight-mention 0.2.0-beta.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate twilight-mention 0.2.0-beta.0 on toolchain 1c5262aa6c045a581fb974488793f09ed51fc498
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twilight-mention 0.2.0-beta.0
[INFO] finished tweaking crates.io crate twilight-mention 0.2.0-beta.0
[INFO] tweaked toml for crates.io crate twilight-mention 0.2.0-beta.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "fetch" "--locked" "--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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd427f143119d8fdbb6eca4f426057ec4eaf33ebb8bd0f31500c5731f81d073d
[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" "cd427f143119d8fdbb6eca4f426057ec4eaf33ebb8bd0f31500c5731f81d073d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd427f143119d8fdbb6eca4f426057ec4eaf33ebb8bd0f31500c5731f81d073d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd427f143119d8fdbb6eca4f426057ec4eaf33ebb8bd0f31500c5731f81d073d", kill_on_drop: false }`
[INFO] [stdout] cd427f143119d8fdbb6eca4f426057ec4eaf33ebb8bd0f31500c5731f81d073d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b46432f152dee1c9f0d8bd08add245cf37fa7a4e8387b9da9b1c80c1106c8878
[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" "b46432f152dee1c9f0d8bd08add245cf37fa7a4e8387b9da9b1c80c1106c8878", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking ordered-float v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]     Checking serde-mappable-seq v0.1.0
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking twilight-model v0.2.0
[INFO] [stderr]     Checking twilight-mention v0.2.0-beta.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.87s
[INFO] running `Command { std: "docker" "inspect" "b46432f152dee1c9f0d8bd08add245cf37fa7a4e8387b9da9b1c80c1106c8878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b46432f152dee1c9f0d8bd08add245cf37fa7a4e8387b9da9b1c80c1106c8878", kill_on_drop: false }`
[INFO] [stdout] b46432f152dee1c9f0d8bd08add245cf37fa7a4e8387b9da9b1c80c1106c8878