[INFO] cloning repository https://github.com/happyslowly/grapher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/happyslowly/grapher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhappyslowly%2Fgrapher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhappyslowly%2Fgrapher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 92553ceeb8cedc7fa4f6d702a15d9a93c0b48e28
[INFO] checking happyslowly/grapher against try#47988eeabf6090a44f37845ce0a796693c491c97 for pr-115974
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhappyslowly%2Fgrapher" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/happyslowly/grapher on toolchain 47988eeabf6090a44f37845ce0a796693c491c97
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47988eeabf6090a44f37845ce0a796693c491c97" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/happyslowly/grapher
[INFO] finished tweaking git repo https://github.com/happyslowly/grapher
[INFO] tweaked toml for git repo https://github.com/happyslowly/grapher written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/happyslowly/grapher 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" "+47988eeabf6090a44f37845ce0a796693c491c97" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+47988eeabf6090a44f37845ce0a796693c491c97" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7019ccd161b2f413fc749ae2fa184553a7018fdf832c3ac51dc06c044de2f16b
[INFO] running `Command { std: "docker" "start" "-a" "7019ccd161b2f413fc749ae2fa184553a7018fdf832c3ac51dc06c044de2f16b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7019ccd161b2f413fc749ae2fa184553a7018fdf832c3ac51dc06c044de2f16b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7019ccd161b2f413fc749ae2fa184553a7018fdf832c3ac51dc06c044de2f16b", kill_on_drop: false }`
[INFO] [stdout] 7019ccd161b2f413fc749ae2fa184553a7018fdf832c3ac51dc06c044de2f16b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+47988eeabf6090a44f37845ce0a796693c491c97" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99bfacfe70c61c8a2817ac1789d1bfb1667be97af99f70dfa2816ba713a3dd0f
[INFO] running `Command { std: "docker" "start" "-a" "99bfacfe70c61c8a2817ac1789d1bfb1667be97af99f70dfa2816ba713a3dd0f", 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" "99bfacfe70c61c8a2817ac1789d1bfb1667be97af99f70dfa2816ba713a3dd0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99bfacfe70c61c8a2817ac1789d1bfb1667be97af99f70dfa2816ba713a3dd0f", kill_on_drop: false }`
[INFO] [stdout] 99bfacfe70c61c8a2817ac1789d1bfb1667be97af99f70dfa2816ba713a3dd0f