[INFO] fetching crate autumn 0.4.3...
[INFO] checking autumn-0.4.3 against master#8c6ce6b91b172f77c795a74bfeaf74b865146b3f for pr-101345
[INFO] extracting crate autumn 0.4.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate autumn 0.4.3 on toolchain 8c6ce6b91b172f77c795a74bfeaf74b865146b3f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8c6ce6b91b172f77c795a74bfeaf74b865146b3f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate autumn 0.4.3
[INFO] finished tweaking crates.io crate autumn 0.4.3
[INFO] tweaked toml for crates.io crate autumn 0.4.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate autumn 0.4.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8c6ce6b91b172f77c795a74bfeaf74b865146b3f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+8c6ce6b91b172f77c795a74bfeaf74b865146b3f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b5ceeacdb7c9c6448b21a6d4e2dbb1d9f2242b1380a0240cf2f6ac03d43f9f3
[INFO] running `Command { std: "docker" "start" "-a" "6b5ceeacdb7c9c6448b21a6d4e2dbb1d9f2242b1380a0240cf2f6ac03d43f9f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b5ceeacdb7c9c6448b21a6d4e2dbb1d9f2242b1380a0240cf2f6ac03d43f9f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b5ceeacdb7c9c6448b21a6d4e2dbb1d9f2242b1380a0240cf2f6ac03d43f9f3", kill_on_drop: false }`
[INFO] [stdout] 6b5ceeacdb7c9c6448b21a6d4e2dbb1d9f2242b1380a0240cf2f6ac03d43f9f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+8c6ce6b91b172f77c795a74bfeaf74b865146b3f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e72f48dac76076e7f7ad1bf3cd36095896faf309a509b484dfd5451f9ae58805
[INFO] running `Command { std: "docker" "start" "-a" "e72f48dac76076e7f7ad1bf3cd36095896faf309a509b484dfd5451f9ae58805", kill_on_drop: false }`
[INFO] [stderr]     Checking autumn v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "e72f48dac76076e7f7ad1bf3cd36095896faf309a509b484dfd5451f9ae58805", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e72f48dac76076e7f7ad1bf3cd36095896faf309a509b484dfd5451f9ae58805", kill_on_drop: false }`
[INFO] [stdout] e72f48dac76076e7f7ad1bf3cd36095896faf309a509b484dfd5451f9ae58805