[INFO] fetching crate lang-id 0.0.1-beta.3...
[INFO] checking lang-id-0.0.1-beta.3 against master#d97bb195bf7b84815622b235cb51171c1b8f7e51 for pr-117905
[INFO] extracting crate lang-id 0.0.1-beta.3 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate lang-id 0.0.1-beta.3 on toolchain d97bb195bf7b84815622b235cb51171c1b8f7e51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d97bb195bf7b84815622b235cb51171c1b8f7e51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lang-id 0.0.1-beta.3
[INFO] finished tweaking crates.io crate lang-id 0.0.1-beta.3
[INFO] tweaked toml for crates.io crate lang-id 0.0.1-beta.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d97bb195bf7b84815622b235cb51171c1b8f7e51" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d97bb195bf7b84815622b235cb51171c1b8f7e51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d97bb195bf7b84815622b235cb51171c1b8f7e51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8261f83458f7fc1108957a48e790fa1f15c559066326c8a19673f9565a180f3
[INFO] running `Command { std: "docker" "start" "-a" "e8261f83458f7fc1108957a48e790fa1f15c559066326c8a19673f9565a180f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8261f83458f7fc1108957a48e790fa1f15c559066326c8a19673f9565a180f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8261f83458f7fc1108957a48e790fa1f15c559066326c8a19673f9565a180f3", kill_on_drop: false }`
[INFO] [stdout] e8261f83458f7fc1108957a48e790fa1f15c559066326c8a19673f9565a180f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d97bb195bf7b84815622b235cb51171c1b8f7e51" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66dc56943793059afef51a70be7df3b23e763bc744ae2b2659e3eea8451dc79b
[INFO] running `Command { std: "docker" "start" "-a" "66dc56943793059afef51a70be7df3b23e763bc744ae2b2659e3eea8451dc79b", kill_on_drop: false }`
[INFO] [stderr]    Compiling displaydoc v0.2.4
[INFO] [stderr]     Checking sys-locale v0.3.1
[INFO] [stderr]     Checking tinystr v0.7.5
[INFO] [stderr]     Checking unic-langid-impl v0.9.1
[INFO] [stderr]     Checking unic-langid v0.9.1
[INFO] [stderr]     Checking lang-id v0.0.1-beta.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "66dc56943793059afef51a70be7df3b23e763bc744ae2b2659e3eea8451dc79b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66dc56943793059afef51a70be7df3b23e763bc744ae2b2659e3eea8451dc79b", kill_on_drop: false }`
[INFO] [stdout] 66dc56943793059afef51a70be7df3b23e763bc744ae2b2659e3eea8451dc79b
[ERROR] this task or one of its parent failed!
[ERROR] error sending request for url (https://crater.rust-lang.org/agent-api/record-progress): connection closed before message completed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.