[INFO] fetching crate s3compat 0.0.4...
[INFO] checking s3compat-0.0.4 against master#bdcb6a99e853732f8ec050ae4986aa3af51d44c5 for 92191_revert
[INFO] extracting crate s3compat 0.0.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate s3compat 0.0.4 on toolchain bdcb6a99e853732f8ec050ae4986aa3af51d44c5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate s3compat 0.0.4
[INFO] finished tweaking crates.io crate s3compat 0.0.4
[INFO] tweaked toml for crates.io crate s3compat 0.0.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "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-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cfeedd492bcd43017f25fd298ca7c930782a92f734ab5198774e809e4cd16c9
[INFO] running `Command { std: "docker" "start" "-a" "9cfeedd492bcd43017f25fd298ca7c930782a92f734ab5198774e809e4cd16c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cfeedd492bcd43017f25fd298ca7c930782a92f734ab5198774e809e4cd16c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cfeedd492bcd43017f25fd298ca7c930782a92f734ab5198774e809e4cd16c9", kill_on_drop: false }`
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[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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "b580a6369b207d901b9b383c2716a6a5ce335e7a922d7db2954d94c4b7c5ecab", kill_on_drop: false }`
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[INFO] [stdout] warning: field is never read: `bucket`
[INFO] [stdout]  --> src/serde_types.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     bucket: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `InitiateMultipartUploadResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/serde_types.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Deserialize, Debug)]
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bucket`
[INFO] [stdout]  --> src/serde_types.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     bucket: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `InitiateMultipartUploadResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/serde_types.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Deserialize, Debug)]
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[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] running `Command { std: "docker" "inspect" "b580a6369b207d901b9b383c2716a6a5ce335e7a922d7db2954d94c4b7c5ecab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b580a6369b207d901b9b383c2716a6a5ce335e7a922d7db2954d94c4b7c5ecab", kill_on_drop: false }`
[INFO] [stdout] b580a6369b207d901b9b383c2716a6a5ce335e7a922d7db2954d94c4b7c5ecab