[INFO] fetching crate kilo 0.1.0...
[INFO] checking kilo-0.1.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate kilo 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate kilo 0.1.0
[INFO] finished tweaking crates.io crate kilo 0.1.0
[INFO] tweaked toml for crates.io crate kilo 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kilo 0.1.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93d4ca71b95f5c77286ae3b670e5dd7a6e628d6f7f5319b7cc3853593a92b3a2
[INFO] running `Command { std: "docker" "start" "-a" "93d4ca71b95f5c77286ae3b670e5dd7a6e628d6f7f5319b7cc3853593a92b3a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93d4ca71b95f5c77286ae3b670e5dd7a6e628d6f7f5319b7cc3853593a92b3a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93d4ca71b95f5c77286ae3b670e5dd7a6e628d6f7f5319b7cc3853593a92b3a2", kill_on_drop: false }`
[INFO] [stdout] 93d4ca71b95f5c77286ae3b670e5dd7a6e628d6f7f5319b7cc3853593a92b3a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edafd542ebcbff998841d491f50997de6d255d2a5f79ea33cce2b20150c06df8
[INFO] running `Command { std: "docker" "start" "-a" "edafd542ebcbff998841d491f50997de6d255d2a5f79ea33cce2b20150c06df8", kill_on_drop: false }`
[INFO] [stderr]     Checking kilo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `op_type`, `start`, `end`, and `text` are never read
[INFO] [stdout]   --> src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Operation {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 17 |     op_type: OperationType,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 18 |     start: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 19 |     end: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 20 |     text: Option<String>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Operation` 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 `op_type`, `start`, `end`, and `text` are never read
[INFO] [stdout]   --> src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Operation {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 17 |     op_type: OperationType,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 18 |     start: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 19 |     end: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 20 |     text: Option<String>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Operation` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "edafd542ebcbff998841d491f50997de6d255d2a5f79ea33cce2b20150c06df8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edafd542ebcbff998841d491f50997de6d255d2a5f79ea33cce2b20150c06df8", kill_on_drop: false }`
[INFO] [stdout] edafd542ebcbff998841d491f50997de6d255d2a5f79ea33cce2b20150c06df8