[INFO] cloning repository https://github.com/willnode/gqldbms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/willnode/gqldbms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillnode%2Fgqldbms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillnode%2Fgqldbms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c01836635a1f74b47fa20be3cfae81b20124f25c
[INFO] checking willnode/gqldbms against master#df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e for pr-95474
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillnode%2Fgqldbms" "/workspace/builds/worker-49/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-49/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/willnode/gqldbms on toolchain df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/willnode/gqldbms
[INFO] finished tweaking git repo https://github.com/willnode/gqldbms
[INFO] tweaked toml for git repo https://github.com/willnode/gqldbms written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] crate git repo https://github.com/willnode/gqldbms already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "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 smallvec v0.6.10
[INFO] [stderr]   Downloaded tokio-executor v0.1.8
[INFO] [stderr]   Downloaded num_cpus v1.10.1
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.2
[INFO] [stderr]   Downloaded ascii v0.9.3
[INFO] [stderr]   Downloaded http v0.1.19
[INFO] [stderr]   Downloaded combine v3.8.1
[INFO] [stderr]   Downloaded graphql-parser v0.2.3
[INFO] [stderr]   Downloaded syn v1.0.5
[INFO] [stderr]   Downloaded memchr v2.2.1
[INFO] [stderr]   Downloaded toml v0.5.4
[INFO] [stderr]   Downloaded serde_derive v1.0.102
[INFO] [stderr]   Downloaded serde v1.0.101
[INFO] [stderr]   Downloaded mio v0.6.19
[INFO] [stderr]   Downloaded serde_json v1.0.41
[INFO] [stderr]   Downloaded tokio-reactor v0.1.10
[INFO] [stderr]   Downloaded nodrop v0.1.14
[INFO] [stderr]   Downloaded arrayvec v0.4.12
[INFO] [stderr]   Downloaded synstructure v0.12.1
[INFO] [stderr]   Downloaded lock_api v0.3.1
[INFO] [stderr]   Downloaded memoffset v0.5.1
[INFO] [stderr]   Downloaded libc v0.2.65
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50567d5f0ad5c0e33ed4695a4b7ec0b6c5f83f464177ca111c0015b35f412fdf
[INFO] running `Command { std: "docker" "start" "-a" "50567d5f0ad5c0e33ed4695a4b7ec0b6c5f83f464177ca111c0015b35f412fdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50567d5f0ad5c0e33ed4695a4b7ec0b6c5f83f464177ca111c0015b35f412fdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50567d5f0ad5c0e33ed4695a4b7ec0b6c5f83f464177ca111c0015b35f412fdf", kill_on_drop: false }`
[INFO] [stdout] 50567d5f0ad5c0e33ed4695a4b7ec0b6c5f83f464177ca111c0015b35f412fdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88c8cb8344f13a48f756308c2c80b9331929089d22b9c42cddd25d7b5c6d4fec
[INFO] running `Command { std: "docker" "start" "-a" "88c8cb8344f13a48f756308c2c80b9331929089d22b9c42cddd25d7b5c6d4fec", 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" "88c8cb8344f13a48f756308c2c80b9331929089d22b9c42cddd25d7b5c6d4fec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c8cb8344f13a48f756308c2c80b9331929089d22b9c42cddd25d7b5c6d4fec", kill_on_drop: false }`
[INFO] [stdout] 88c8cb8344f13a48f756308c2c80b9331929089d22b9c42cddd25d7b5c6d4fec