[INFO] cloning repository https://github.com/querry43/assigato-remote
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/querry43/assigato-remote" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquerry43%2Fassigato-remote", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquerry43%2Fassigato-remote'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b2c6f664af1d90319007253968a11f444072812
[INFO] checking querry43/assigato-remote against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquerry43%2Fassigato-remote" "/workspace/builds/worker-95/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-95/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/querry43/assigato-remote 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] started tweaking git repo https://github.com/querry43/assigato-remote
[INFO] finished tweaking git repo https://github.com/querry43/assigato-remote
[INFO] tweaked toml for git repo https://github.com/querry43/assigato-remote written to /workspace/builds/worker-95/source/Cargo.toml
[INFO] crate git repo https://github.com/querry43/assigato-remote 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/querry43/rust-pi-robot.git`
[INFO] [stderr]     Updating git repository `https://github.com/querry43/i2c-pca9685`
[INFO] [stderr]     Updating git repository `https://github.com/budziq/rust-skeptic`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded semver v0.8.0
[INFO] [stderr]   Downloaded bytecount v0.2.0
[INFO] [stderr]   Downloaded remove_dir_all v0.3.0
[INFO] [stderr]   Downloaded serde-hjson v0.8.1
[INFO] [stderr]   Downloaded regex-syntax v0.3.9
[INFO] [stderr]   Downloaded regex v0.1.80
[INFO] [stderr]   Downloaded walkdir v2.1.4
[INFO] [stderr]   Downloaded num-traits v0.2.1
[INFO] [stderr]   Downloaded config v0.8.0
[INFO] [stderr]   Downloaded mio v0.6.13
[INFO] [stderr]   Downloaded cargo_metadata v0.3.3
[INFO] [stderr]   Downloaded cc v1.0.5
[INFO] [stderr]   Downloaded tempdir v0.3.6
[INFO] [stderr]   Downloaded libc v0.2.37
[INFO] [stderr]   Downloaded serde_json v1.0.10
[INFO] [stderr]   Downloaded i2cdev v0.3.2
[INFO] [stderr]   Downloaded same-file v1.0.2
[INFO] [stderr]   Downloaded rppal v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] 900b0d4e1cf3fd9b6d33f35c6ded3fbde50d9f7bb0b48a8aac2be4055e85fe29
[INFO] running `Command { std: "docker" "start" "-a" "900b0d4e1cf3fd9b6d33f35c6ded3fbde50d9f7bb0b48a8aac2be4055e85fe29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "900b0d4e1cf3fd9b6d33f35c6ded3fbde50d9f7bb0b48a8aac2be4055e85fe29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "900b0d4e1cf3fd9b6d33f35c6ded3fbde50d9f7bb0b48a8aac2be4055e85fe29", kill_on_drop: false }`
[INFO] [stdout] 900b0d4e1cf3fd9b6d33f35c6ded3fbde50d9f7bb0b48a8aac2be4055e85fe29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] 3d0cd20f854f9457a3a3ac89e63dfdf8ac3123ce2f5a0afd8659218390cffa93
[INFO] running `Command { std: "docker" "start" "-a" "3d0cd20f854f9457a3a3ac89e63dfdf8ac3123ce2f5a0afd8659218390cffa93", kill_on_drop: false }`
[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" "3d0cd20f854f9457a3a3ac89e63dfdf8ac3123ce2f5a0afd8659218390cffa93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d0cd20f854f9457a3a3ac89e63dfdf8ac3123ce2f5a0afd8659218390cffa93", kill_on_drop: false }`
[INFO] [stdout] 3d0cd20f854f9457a3a3ac89e63dfdf8ac3123ce2f5a0afd8659218390cffa93