[INFO] fetching crate group 0.11.0...
[INFO] checking group-0.11.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate group 0.11.0 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate group 0.11.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-22/source/rust-toolchain
[INFO] started tweaking crates.io crate group 0.11.0
[INFO] finished tweaking crates.io crate group 0.11.0
[INFO] tweaked toml for crates.io crate group 0.11.0 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 128b356fa4bac3fd7301739826db88909c411c6ae57c15a4bd3df3ece54780f0
[INFO] running `Command { std: "docker" "start" "-a" "128b356fa4bac3fd7301739826db88909c411c6ae57c15a4bd3df3ece54780f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "128b356fa4bac3fd7301739826db88909c411c6ae57c15a4bd3df3ece54780f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "128b356fa4bac3fd7301739826db88909c411c6ae57c15a4bd3df3ece54780f0", kill_on_drop: false }`
[INFO] [stdout] 128b356fa4bac3fd7301739826db88909c411c6ae57c15a4bd3df3ece54780f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1734862a88589fed83983e75eca4cd5a4894d8d5da43a5d368a73311e2698c01
[INFO] running `Command { std: "docker" "start" "-a" "1734862a88589fed83983e75eca4cd5a4894d8d5da43a5d368a73311e2698c01", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking ff v0.11.0
[INFO] [stderr]     Checking group v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.99s
[INFO] running `Command { std: "docker" "inspect" "1734862a88589fed83983e75eca4cd5a4894d8d5da43a5d368a73311e2698c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1734862a88589fed83983e75eca4cd5a4894d8d5da43a5d368a73311e2698c01", kill_on_drop: false }`
[INFO] [stdout] 1734862a88589fed83983e75eca4cd5a4894d8d5da43a5d368a73311e2698c01
