[INFO] cloning repository https://github.com/yvt/Stella2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yvt/Stella2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyvt%2FStella2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyvt%2FStella2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79bb01d5d11643c50769986796b6fae572e13db7
[INFO] checking yvt/Stella2 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyvt%2FStella2" "/workspace/builds/worker-70/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-70/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yvt/Stella2 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-70/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/yvt/Stella2
[INFO] finished tweaking git repo https://github.com/yvt/Stella2
[INFO] tweaked toml for git repo https://github.com/yvt/Stella2 written to /workspace/builds/worker-70/source/Cargo.toml
[INFO] crate git repo https://github.com/yvt/Stella2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/yvt/rust-rob`
[INFO] [stderr]     Updating git repository `https://github.com/servo/pathfinder.git`
[INFO] [stderr]     Updating git repository `https://github.com/yvt/momo.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded png v0.13.2
[INFO] [stderr]   Downloaded fslock v0.1.6
[INFO] [stderr]   Downloaded enum-utils v0.1.2
[INFO] [stderr]   Downloaded enum-utils-from-str v0.1.2
[INFO] [stderr]   Downloaded nsvg v0.5.1
[INFO] [stderr]   Downloaded xmlparser v0.13.1
[INFO] [stderr]   Downloaded lipsum v0.6.0
[INFO] [stderr]   Downloaded simplecss v0.2.0
[INFO] [stderr]   Downloaded windebug_logger v0.1.4
[INFO] [stderr]   Downloaded embed-resource v1.3.3
[INFO] [stderr]   Downloaded usvg v0.9.0
[INFO] [stderr]   Downloaded iota v0.2.1
[INFO] [stderr]   Downloaded rgb v0.8.17
[INFO] [stderr]   Downloaded erasable v1.2.1
[INFO] [stderr]   Downloaded mini-internal v0.1.12
[INFO] [stderr]   Downloaded plotters v0.2.14
[INFO] [stderr]   Downloaded flags-macro v0.1.4
[INFO] [stderr]   Downloaded arg_enum_proc_macro v0.3.0
[INFO] [stderr]   Downloaded svgbobdoc v0.2.2
[INFO] [stderr]   Downloaded displaydoc v0.1.6
[INFO] [stderr]   Downloaded miniserde v0.1.12
[INFO] [stderr]   Downloaded try_match_inner v0.2.0
[INFO] [stderr]   Downloaded try_match v0.2.2
[INFO] [stderr]   Downloaded roxmltree v0.9.1
[INFO] [stderr]   Downloaded ico v0.1.0
[INFO] [stderr]   Downloaded icns v0.3.0
[INFO] [stderr]   Downloaded rc-borrow v1.3.0
[INFO] [stderr]   Downloaded codemap v0.1.3
[INFO] [stderr]   Downloaded libflate v1.0.0
[INFO] [stderr]   Downloaded tokenlock v0.3.0
[INFO] [stderr]   Downloaded pathfinding v2.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0305b8f297f8dfc63a85026f2fdf903b87ccfd171438a828aeff718c22a9a9d
[INFO] running `Command { std: "docker" "start" "-a" "e0305b8f297f8dfc63a85026f2fdf903b87ccfd171438a828aeff718c22a9a9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0305b8f297f8dfc63a85026f2fdf903b87ccfd171438a828aeff718c22a9a9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0305b8f297f8dfc63a85026f2fdf903b87ccfd171438a828aeff718c22a9a9d", kill_on_drop: false }`
[INFO] [stdout] e0305b8f297f8dfc63a85026f2fdf903b87ccfd171438a828aeff718c22a9a9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54f20716f4095362b868f0c951ef3d2c12d040fee88c72ab6340b6e855fe5b1e
[INFO] running `Command { std: "docker" "start" "-a" "54f20716f4095362b868f0c951ef3d2c12d040fee88c72ab6340b6e855fe5b1e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: failed to create jobserver
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to increase jobserver pipe capacity from 4096 to 8192; jobserver otherwise might deadlock
[INFO] running `Command { std: "docker" "inspect" "54f20716f4095362b868f0c951ef3d2c12d040fee88c72ab6340b6e855fe5b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54f20716f4095362b868f0c951ef3d2c12d040fee88c72ab6340b6e855fe5b1e", kill_on_drop: false }`
[INFO] [stdout] 54f20716f4095362b868f0c951ef3d2c12d040fee88c72ab6340b6e855fe5b1e