[INFO] fetching crate url-bot-rs 0.4.0-rc.2...
[INFO] checking url-bot-rs-0.4.0-rc.2 against try#ef8c760c4c3d93b561a5b431502e92f4b4773aca for pr-92472
[INFO] extracting crate url-bot-rs 0.4.0-rc.2 into /workspace/builds/worker-92/source
[INFO] validating manifest of crates.io crate url-bot-rs 0.4.0-rc.2 on toolchain ef8c760c4c3d93b561a5b431502e92f4b4773aca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ef8c760c4c3d93b561a5b431502e92f4b4773aca" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate url-bot-rs 0.4.0-rc.2
[INFO] finished tweaking crates.io crate url-bot-rs 0.4.0-rc.2
[INFO] tweaked toml for crates.io crate url-bot-rs 0.4.0-rc.2 written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] crate crates.io crate url-bot-rs 0.4.0-rc.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ef8c760c4c3d93b561a5b431502e92f4b4773aca" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+ef8c760c4c3d93b561a5b431502e92f4b4773aca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 967c024cd6c33bd6e3ed1296c9660e430dd878522278ddcab040dcdd7ff8d87d
[INFO] running `Command { std: "docker" "start" "-a" "967c024cd6c33bd6e3ed1296c9660e430dd878522278ddcab040dcdd7ff8d87d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "967c024cd6c33bd6e3ed1296c9660e430dd878522278ddcab040dcdd7ff8d87d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "967c024cd6c33bd6e3ed1296c9660e430dd878522278ddcab040dcdd7ff8d87d", kill_on_drop: false }`
[INFO] [stdout] 967c024cd6c33bd6e3ed1296c9660e430dd878522278ddcab040dcdd7ff8d87d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+ef8c760c4c3d93b561a5b431502e92f4b4773aca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 593d7ba733099f0ee5abd1bbedfd2ad9900684a664f4bf18b3c40c3ea26364ca
[INFO] running `Command { std: "docker" "start" "-a" "593d7ba733099f0ee5abd1bbedfd2ad9900684a664f4bf18b3c40c3ea26364ca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "inspect" "593d7ba733099f0ee5abd1bbedfd2ad9900684a664f4bf18b3c40c3ea26364ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "593d7ba733099f0ee5abd1bbedfd2ad9900684a664f4bf18b3c40c3ea26364ca", kill_on_drop: false }`
[INFO] [stdout] 593d7ba733099f0ee5abd1bbedfd2ad9900684a664f4bf18b3c40c3ea26364ca