[INFO] cloning repository https://github.com/MissionKontrol/css_walker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MissionKontrol/css_walker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMissionKontrol%2Fcss_walker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMissionKontrol%2Fcss_walker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1283986a2fd17a7e30a7bc3004bc81a4a896c279
[INFO] checking MissionKontrol/css_walker/1283986a2fd17a7e30a7bc3004bc81a4a896c279 against try#65132f36b923285d5da381c2fbafee6ce899e841 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMissionKontrol%2Fcss_walker" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MissionKontrol/css_walker on toolchain 65132f36b923285d5da381c2fbafee6ce899e841
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MissionKontrol/css_walker
[INFO] finished tweaking git repo https://github.com/MissionKontrol/css_walker
[INFO] tweaked toml for git repo https://github.com/MissionKontrol/css_walker written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MissionKontrol/css_walker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b044b3ac268cc952b5890956f4937641a61a1b9ea95085db051a7fe025ea9421
[INFO] running `Command { std: "docker" "start" "-a" "b044b3ac268cc952b5890956f4937641a61a1b9ea95085db051a7fe025ea9421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b044b3ac268cc952b5890956f4937641a61a1b9ea95085db051a7fe025ea9421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b044b3ac268cc952b5890956f4937641a61a1b9ea95085db051a7fe025ea9421", kill_on_drop: false }`
[INFO] [stdout] b044b3ac268cc952b5890956f4937641a61a1b9ea95085db051a7fe025ea9421
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 320886ae5493b9ac6e0ff56855159f2256779e1e60c86ebf88e693f71d854dc5
[INFO] running `Command { std: "docker" "start" "-a" "320886ae5493b9ac6e0ff56855159f2256779e1e60c86ebf88e693f71d854dc5", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "320886ae5493b9ac6e0ff56855159f2256779e1e60c86ebf88e693f71d854dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "320886ae5493b9ac6e0ff56855159f2256779e1e60c86ebf88e693f71d854dc5", kill_on_drop: false }`
[INFO] [stdout] 320886ae5493b9ac6e0ff56855159f2256779e1e60c86ebf88e693f71d854dc5