[INFO] cloning repository https://github.com/rust-lang/generate-manifest-list
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-lang/generate-manifest-list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang%2Fgenerate-manifest-list", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang%2Fgenerate-manifest-list'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 81f3ad4218f5aa03d9f1dd8f34051147173c4cf6
[INFO] checking rust-lang/generate-manifest-list against master#2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4 for pr-84385
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang%2Fgenerate-manifest-list" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-lang/generate-manifest-list 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 git repo https://github.com/rust-lang/generate-manifest-list
[INFO] finished tweaking git repo https://github.com/rust-lang/generate-manifest-list
[INFO] tweaked toml for git repo https://github.com/rust-lang/generate-manifest-list written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-lang/generate-manifest-list 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 }`
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[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusoto_s3 v0.47.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 7e794414a813b58d3a2e7f2717d215440fc78b52b8f6e6234cc2b4e6530495dd
[INFO] running `Command { std: "docker" "start" "-a" "7e794414a813b58d3a2e7f2717d215440fc78b52b8f6e6234cc2b4e6530495dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e794414a813b58d3a2e7f2717d215440fc78b52b8f6e6234cc2b4e6530495dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e794414a813b58d3a2e7f2717d215440fc78b52b8f6e6234cc2b4e6530495dd", kill_on_drop: false }`
[INFO] [stdout] 7e794414a813b58d3a2e7f2717d215440fc78b52b8f6e6234cc2b4e6530495dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] cc56dddca5e9a36430740d4beac6d8b8f4122dc447544e28503c741e1a861bfe
[INFO] running `Command { std: "docker" "start" "-a" "cc56dddca5e9a36430740d4beac6d8b8f4122dc447544e28503c741e1a861bfe", kill_on_drop: false }`
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[INFO] [stderr]     Checking generate-nightly-list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `bucket` and `size` are never read
[INFO] [stdout]    --> src/main.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 162 | struct InventoryRecord {
[INFO] [stdout]     |        --------------- fields in this struct
[INFO] [stdout] 163 |     bucket: serde::de::IgnoredAny,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 164 |     key: String,
[INFO] [stdout] 165 |     size: u64,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `InventoryRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `bucket` and `size` are never read
[INFO] [stdout]    --> src/main.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 162 | struct InventoryRecord {
[INFO] [stdout]     |        --------------- fields in this struct
[INFO] [stdout] 163 |     bucket: serde::de::IgnoredAny,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 164 |     key: String,
[INFO] [stdout] 165 |     size: u64,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `InventoryRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.61s
[INFO] running `Command { std: "docker" "inspect" "cc56dddca5e9a36430740d4beac6d8b8f4122dc447544e28503c741e1a861bfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc56dddca5e9a36430740d4beac6d8b8f4122dc447544e28503c741e1a861bfe", kill_on_drop: false }`
[INFO] [stdout] cc56dddca5e9a36430740d4beac6d8b8f4122dc447544e28503c741e1a861bfe