[INFO] fetching crate list-fn 0.18.0...
[INFO] checking list-fn-0.18.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate list-fn 0.18.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate list-fn 0.18.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate list-fn 0.18.0
[INFO] finished tweaking crates.io crate list-fn 0.18.0
[INFO] tweaked toml for crates.io crate list-fn 0.18.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b416d02d4c8fc85e4d1b917f41087a75a2b7574996b6e04a88632eee52cb19f
[INFO] running `Command { std: "docker" "start" "-a" "4b416d02d4c8fc85e4d1b917f41087a75a2b7574996b6e04a88632eee52cb19f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b416d02d4c8fc85e4d1b917f41087a75a2b7574996b6e04a88632eee52cb19f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b416d02d4c8fc85e4d1b917f41087a75a2b7574996b6e04a88632eee52cb19f", kill_on_drop: false }`
[INFO] [stdout] 4b416d02d4c8fc85e4d1b917f41087a75a2b7574996b6e04a88632eee52cb19f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d349843cf4214393a9ca45d11a7c6791361e5caaf370e7246094f4933374565
[INFO] running `Command { std: "docker" "start" "-a" "0d349843cf4214393a9ca45d11a7c6791361e5caaf370e7246094f4933374565", kill_on_drop: false }`
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking list-fn v0.18.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "0d349843cf4214393a9ca45d11a7c6791361e5caaf370e7246094f4933374565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d349843cf4214393a9ca45d11a7c6791361e5caaf370e7246094f4933374565", kill_on_drop: false }`
[INFO] [stdout] 0d349843cf4214393a9ca45d11a7c6791361e5caaf370e7246094f4933374565