[INFO] fetching crate fireengine 0.1.0...
[INFO] checking fireengine-0.1.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate fireengine 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate fireengine 0.1.0
[INFO] finished tweaking crates.io crate fireengine 0.1.0
[INFO] tweaked toml for crates.io crate fireengine 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fireengine 0.1.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fireengine 0.1.0 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d90c849e5e324a7c98439014fc4d9ed09c8277f2312bfe6c51bce06debdd3568
[INFO] running `Command { std: "docker" "start" "-a" "d90c849e5e324a7c98439014fc4d9ed09c8277f2312bfe6c51bce06debdd3568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d90c849e5e324a7c98439014fc4d9ed09c8277f2312bfe6c51bce06debdd3568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d90c849e5e324a7c98439014fc4d9ed09c8277f2312bfe6c51bce06debdd3568", kill_on_drop: false }`
[INFO] [stdout] d90c849e5e324a7c98439014fc4d9ed09c8277f2312bfe6c51bce06debdd3568
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c62df71b6cd8151d0a93676f36f596801ecad2c6134e5b6bf28cbf775f42a7d7
[INFO] running `Command { std: "docker" "start" "-a" "c62df71b6cd8151d0a93676f36f596801ecad2c6134e5b6bf28cbf775f42a7d7", kill_on_drop: false }`
[INFO] [stderr]     Checking fireengine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `version` and `name` are never read
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct ProgramInfo {
[INFO] [stdout]   |        ----------- fields in this struct
[INFO] [stdout] 3 |     version: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 4 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ProgramInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `version` and `name` are never read
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct ProgramInfo {
[INFO] [stdout]   |        ----------- fields in this struct
[INFO] [stdout] 3 |     version: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 4 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ProgramInfo` has derived impls for the traits `Clone` and `Debug`, but these are 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 0.22s
[INFO] running `Command { std: "docker" "inspect" "c62df71b6cd8151d0a93676f36f596801ecad2c6134e5b6bf28cbf775f42a7d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c62df71b6cd8151d0a93676f36f596801ecad2c6134e5b6bf28cbf775f42a7d7", kill_on_drop: false }`
[INFO] [stdout] c62df71b6cd8151d0a93676f36f596801ecad2c6134e5b6bf28cbf775f42a7d7