[INFO] fetching crate en 0.1.5...
[INFO] checking en-0.1.5 against 1.55.0 for beta-1.56-3
[INFO] extracting crate en 0.1.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate en 0.1.5 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate en 0.1.5
[INFO] finished tweaking crates.io crate en 0.1.5
[INFO] tweaked toml for crates.io crate en 0.1.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e57f9286e374082db18985eabef648004cb753a51a3b554da5d455cac5168f0a
[INFO] running `Command { std: "docker" "start" "-a" "e57f9286e374082db18985eabef648004cb753a51a3b554da5d455cac5168f0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e57f9286e374082db18985eabef648004cb753a51a3b554da5d455cac5168f0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e57f9286e374082db18985eabef648004cb753a51a3b554da5d455cac5168f0a", kill_on_drop: false }`
[INFO] [stdout] e57f9286e374082db18985eabef648004cb753a51a3b554da5d455cac5168f0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 944647bdeebd8ebd4bc5a83d9438dacdaa95274cd34dfc8d34ae67fcc89dcc59
[INFO] running `Command { std: "docker" "start" "-a" "944647bdeebd8ebd4bc5a83d9438dacdaa95274cd34dfc8d34ae67fcc89dcc59", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking en v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "944647bdeebd8ebd4bc5a83d9438dacdaa95274cd34dfc8d34ae67fcc89dcc59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "944647bdeebd8ebd4bc5a83d9438dacdaa95274cd34dfc8d34ae67fcc89dcc59", kill_on_drop: false }`
[INFO] [stdout] 944647bdeebd8ebd4bc5a83d9438dacdaa95274cd34dfc8d34ae67fcc89dcc59
