[INFO] fetching crate fast_input 0.2.0...
[INFO] checking fast_input-0.2.0 against master#2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4 for pr-84385
[INFO] extracting crate fast_input 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate fast_input 0.2.0 on toolchain 2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fast_input 0.2.0
[INFO] finished tweaking crates.io crate fast_input 0.2.0
[INFO] tweaked toml for crates.io crate fast_input 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate fast_input 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36e856743cea79cfb5c144d13cfcc31a547a09652ff8b18fba7c8975a175f3c5
[INFO] running `Command { std: "docker" "start" "-a" "36e856743cea79cfb5c144d13cfcc31a547a09652ff8b18fba7c8975a175f3c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36e856743cea79cfb5c144d13cfcc31a547a09652ff8b18fba7c8975a175f3c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36e856743cea79cfb5c144d13cfcc31a547a09652ff8b18fba7c8975a175f3c5", kill_on_drop: false }`
[INFO] [stdout] 36e856743cea79cfb5c144d13cfcc31a547a09652ff8b18fba7c8975a175f3c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0b9f4129717951d3b1170c69b37a821b16ed37a6b8a809e85700dd622338a01
[INFO] running `Command { std: "docker" "start" "-a" "f0b9f4129717951d3b1170c69b37a821b16ed37a6b8a809e85700dd622338a01", kill_on_drop: false }`
[INFO] [stderr]     Checking fast_input v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "f0b9f4129717951d3b1170c69b37a821b16ed37a6b8a809e85700dd622338a01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b9f4129717951d3b1170c69b37a821b16ed37a6b8a809e85700dd622338a01", kill_on_drop: false }`
[INFO] [stdout] f0b9f4129717951d3b1170c69b37a821b16ed37a6b8a809e85700dd622338a01