[INFO] cloning repository https://github.com/andreasots/http_proxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andreasots/http_proxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreasots%2Fhttp_proxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreasots%2Fhttp_proxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3706548bfd572e506bfacc2bafbf841ea1d05d59
[INFO] checking andreasots/http_proxy against master#53709aedba198874ee50769f19f1e9ab00798bb5 for pr-108221
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreasots%2Fhttp_proxy" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andreasots/http_proxy on toolchain 53709aedba198874ee50769f19f1e9ab00798bb5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53709aedba198874ee50769f19f1e9ab00798bb5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andreasots/http_proxy
[INFO] finished tweaking git repo https://github.com/andreasots/http_proxy
[INFO] tweaked toml for git repo https://github.com/andreasots/http_proxy written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/andreasots/http_proxy 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" "+53709aedba198874ee50769f19f1e9ab00798bb5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded h2 v0.1.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:542af8c9c691278ea8427c9f55ce1005b509eeebcbbcbc893145cd6832507671" "/opt/rustwide/cargo-home/bin/cargo" "+53709aedba198874ee50769f19f1e9ab00798bb5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b949f5614d89ab32ff6f33e4ef3963c146a4970d637a2b913f2d6537e75e0b6
[INFO] running `Command { std: "docker" "start" "-a" "7b949f5614d89ab32ff6f33e4ef3963c146a4970d637a2b913f2d6537e75e0b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b949f5614d89ab32ff6f33e4ef3963c146a4970d637a2b913f2d6537e75e0b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b949f5614d89ab32ff6f33e4ef3963c146a4970d637a2b913f2d6537e75e0b6", kill_on_drop: false }`
[INFO] [stdout] 7b949f5614d89ab32ff6f33e4ef3963c146a4970d637a2b913f2d6537e75e0b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:542af8c9c691278ea8427c9f55ce1005b509eeebcbbcbc893145cd6832507671" "/opt/rustwide/cargo-home/bin/cargo" "+53709aedba198874ee50769f19f1e9ab00798bb5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8644f4cb3c28a6314356a93867e822f3970e60241974567a6cfb63075fffe67
[INFO] running `Command { std: "docker" "start" "-a" "f8644f4cb3c28a6314356a93867e822f3970e60241974567a6cfb63075fffe67", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "f8644f4cb3c28a6314356a93867e822f3970e60241974567a6cfb63075fffe67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8644f4cb3c28a6314356a93867e822f3970e60241974567a6cfb63075fffe67", kill_on_drop: false }`
[INFO] [stdout] f8644f4cb3c28a6314356a93867e822f3970e60241974567a6cfb63075fffe67