[INFO] fetching crate lucifer-testing 1.0.0...
[INFO] checking lucifer-testing-1.0.0 against master#f167efad2f51088d86180ee89177b3d7c9e7c2f5 for pr-129543
[INFO] extracting crate lucifer-testing 1.0.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate lucifer-testing 1.0.0 on toolchain f167efad2f51088d86180ee89177b3d7c9e7c2f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lucifer-testing 1.0.0
[INFO] finished tweaking crates.io crate lucifer-testing 1.0.0
[INFO] tweaked toml for crates.io crate lucifer-testing 1.0.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate lucifer-testing 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18306d9546cb6a588f09efbf621d3c9809f5b032a0a9f6d53f2ee2f96b6e3ebb
[INFO] running `Command { std: "docker" "start" "-a" "18306d9546cb6a588f09efbf621d3c9809f5b032a0a9f6d53f2ee2f96b6e3ebb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18306d9546cb6a588f09efbf621d3c9809f5b032a0a9f6d53f2ee2f96b6e3ebb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18306d9546cb6a588f09efbf621d3c9809f5b032a0a9f6d53f2ee2f96b6e3ebb", kill_on_drop: false }`
[INFO] [stdout] 18306d9546cb6a588f09efbf621d3c9809f5b032a0a9f6d53f2ee2f96b6e3ebb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b09545464e0a77c23de121a49cab8c8c137e2a789db09efca145b92e0ded0d4b
[INFO] running `Command { std: "docker" "start" "-a" "b09545464e0a77c23de121a49cab8c8c137e2a789db09efca145b92e0ded0d4b", kill_on_drop: false }`
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking lucifer-testing v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `description` is never read
[INFO] [stdout]   --> src/suite_getter/mod.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct Test {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 66 |     pub args: Vec<String>,
[INFO] [stdout] 67 |     pub description: String,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `has_command` is never read
[INFO] [stdout]   --> src/suite_getter/transformer/mod.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct Feature {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 54 |     pub name: String,
[INFO] [stdout] 55 |     pub has_command: bool, // TODO: Remove this. It's a workaround because I don't know Rust very well.
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `description` is never read
[INFO] [stdout]   --> src/suite_getter/mod.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct Test {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 66 |     pub args: Vec<String>,
[INFO] [stdout] 67 |     pub description: String,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `has_command` is never read
[INFO] [stdout]   --> src/suite_getter/transformer/mod.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct Feature {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 54 |     pub name: String,
[INFO] [stdout] 55 |     pub has_command: bool, // TODO: Remove this. It's a workaround because I don't know Rust very well.
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "b09545464e0a77c23de121a49cab8c8c137e2a789db09efca145b92e0ded0d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b09545464e0a77c23de121a49cab8c8c137e2a789db09efca145b92e0ded0d4b", kill_on_drop: false }`
[INFO] [stdout] b09545464e0a77c23de121a49cab8c8c137e2a789db09efca145b92e0ded0d4b