[INFO] cloning repository https://github.com/Ran4/base64-mvp-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ran4/base64-mvp-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRan4%2Fbase64-mvp-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRan4%2Fbase64-mvp-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 47e9726c3a40fe0b34231a35e0279873c787b233
[INFO] checking Ran4/base64-mvp-rs against master#0d56e340472882fa673d4b98d0802b9a799879d0 for pr-101692
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRan4%2Fbase64-mvp-rs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ran4/base64-mvp-rs on toolchain 0d56e340472882fa673d4b98d0802b9a799879d0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ran4/base64-mvp-rs
[INFO] finished tweaking git repo https://github.com/Ran4/base64-mvp-rs
[INFO] tweaked toml for git repo https://github.com/Ran4/base64-mvp-rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Ran4/base64-mvp-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88a890611544955b926db1dbf285bfd0f13a2fad912db41a739d68ac486b75a9
[INFO] running `Command { std: "docker" "start" "-a" "88a890611544955b926db1dbf285bfd0f13a2fad912db41a739d68ac486b75a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88a890611544955b926db1dbf285bfd0f13a2fad912db41a739d68ac486b75a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88a890611544955b926db1dbf285bfd0f13a2fad912db41a739d68ac486b75a9", kill_on_drop: false }`
[INFO] [stdout] 88a890611544955b926db1dbf285bfd0f13a2fad912db41a739d68ac486b75a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a6a9f263e43447c5f0251e686915437975e1f153bd4ada4e5ddd00c412f40a4
[INFO] running `Command { std: "docker" "start" "-a" "8a6a9f263e43447c5f0251e686915437975e1f153bd4ada4e5ddd00c412f40a4", 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" "8a6a9f263e43447c5f0251e686915437975e1f153bd4ada4e5ddd00c412f40a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a6a9f263e43447c5f0251e686915437975e1f153bd4ada4e5ddd00c412f40a4", kill_on_drop: false }`
[INFO] [stdout] 8a6a9f263e43447c5f0251e686915437975e1f153bd4ada4e5ddd00c412f40a4