[INFO] cloning repository https://github.com/cljvm/xin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cljvm/xin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcljvm%2Fxin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcljvm%2Fxin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4aa490c05ee94f0ac9c5bb030097fa6eacca9e2f
[INFO] checking cljvm/xin against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcljvm%2Fxin" "/workspace/builds/worker-68/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-68/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cljvm/xin on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cljvm/xin
[INFO] finished tweaking git repo https://github.com/cljvm/xin
[INFO] tweaked toml for git repo https://github.com/cljvm/xin written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate git repo https://github.com/cljvm/xin already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trust-dns-proto v0.4.0
[INFO] [stderr]   Downloaded tokio-signal v0.2.5
[INFO] [stderr]   Downloaded crossbeam-epoch v0.6.0
[INFO] [stderr]   Downloaded lettre_email v0.8.2
[INFO] [stderr]   Downloaded crossbeam-channel v0.2.5
[INFO] [stderr]   Downloaded actix v0.7.4
[INFO] [stderr]   Downloaded http v0.1.12
[INFO] [stderr]   Downloaded trust-dns-resolver v0.9.1
[INFO] [stderr]   Downloaded termcolor v1.0.3
[INFO] [stderr]   Downloaded lettre v0.8.2
[INFO] [stderr]   Downloaded pest_derive v1.0.8
[INFO] [stderr]   Downloaded actix_derive v0.3.0
[INFO] [stderr]   Downloaded dotenv v0.13.0
[INFO] [stderr]   Downloaded lazycell v1.1.0
[INFO] [stderr]   Downloaded ipconfig v0.1.7
[INFO] [stderr]   Downloaded error-chain v0.1.12
[INFO] [stderr]   Downloaded syn v0.15.4
[INFO] [stderr]   Downloaded resolv-conf v0.6.1
[INFO] [stderr]   Downloaded deunicode v0.4.2
[INFO] [stderr]   Downloaded serde_json v1.0.27
[INFO] [stderr]   Downloaded tera v0.11.16
[INFO] [stderr]   Downloaded actix-web v0.7.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c40f8853cc2e4f7d781e5d2191946acf42f99c25f6c06dcd197c2d4d2ac4906
[INFO] running `Command { std: "docker" "start" "-a" "2c40f8853cc2e4f7d781e5d2191946acf42f99c25f6c06dcd197c2d4d2ac4906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c40f8853cc2e4f7d781e5d2191946acf42f99c25f6c06dcd197c2d4d2ac4906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c40f8853cc2e4f7d781e5d2191946acf42f99c25f6c06dcd197c2d4d2ac4906", kill_on_drop: false }`
[INFO] [stdout] 2c40f8853cc2e4f7d781e5d2191946acf42f99c25f6c06dcd197c2d4d2ac4906
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc4fdca5789d26c9963cb24fe55a1968fd5732ff38f6ce38b855585b91e38c68
[INFO] running `Command { std: "docker" "start" "-a" "bc4fdca5789d26c9963cb24fe55a1968fd5732ff38f6ce38b855585b91e38c68", 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" "bc4fdca5789d26c9963cb24fe55a1968fd5732ff38f6ce38b855585b91e38c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc4fdca5789d26c9963cb24fe55a1968fd5732ff38f6ce38b855585b91e38c68", kill_on_drop: false }`
[INFO] [stdout] bc4fdca5789d26c9963cb24fe55a1968fd5732ff38f6ce38b855585b91e38c68