[INFO] fetching crate docuglot 0.2.0...
[INFO] checking docuglot-0.2.0 against beta for pr-78714
[INFO] extracting crate docuglot 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate docuglot 0.2.0 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 docuglot 0.2.0
[INFO] finished tweaking crates.io crate docuglot 0.2.0
[INFO] tweaked toml for crates.io crate docuglot 0.2.0 written to /workspace/builds/worker-2/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] 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 538d8586f7a24f5a50b6e55d54a113525c012645e539e7c336b20cf1fd802bd8
[INFO] running `Command { std: "docker" "start" "-a" "538d8586f7a24f5a50b6e55d54a113525c012645e539e7c336b20cf1fd802bd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "538d8586f7a24f5a50b6e55d54a113525c012645e539e7c336b20cf1fd802bd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "538d8586f7a24f5a50b6e55d54a113525c012645e539e7c336b20cf1fd802bd8", kill_on_drop: false }`
[INFO] [stdout] 538d8586f7a24f5a50b6e55d54a113525c012645e539e7c336b20cf1fd802bd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 751ab33535502031e908eb838525d5967d059c38cc9c7a61345f771895e5fc1f
[INFO] running `Command { std: "docker" "start" "-a" "751ab33535502031e908eb838525d5967d059c38cc9c7a61345f771895e5fc1f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking never v0.1.0
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-queue v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]    Compiling parse-display-derive v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling cur_macro v0.4.0
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling enum-map-derive v0.4.6
[INFO] [stderr]     Checking cur v0.4.0
[INFO] [stderr]     Checking enum-map v0.6.4
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking fehler v1.0.0
[INFO] [stderr]     Checking parse-display v0.1.2
[INFO] [stderr]     Checking conventus v0.2.0
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking market v0.21.0
[INFO] [stderr]     Checking lsp-types v0.77.0
[INFO] [stderr]     Checking docuglot v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.99s
[INFO] running `Command { std: "docker" "inspect" "751ab33535502031e908eb838525d5967d059c38cc9c7a61345f771895e5fc1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "751ab33535502031e908eb838525d5967d059c38cc9c7a61345f771895e5fc1f", kill_on_drop: false }`
[INFO] [stdout] 751ab33535502031e908eb838525d5967d059c38cc9c7a61345f771895e5fc1f