[INFO] fetching crate kevlar 0.1.2...
[INFO] checking kevlar-0.1.2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate kevlar 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate kevlar 0.1.2
[INFO] finished tweaking crates.io crate kevlar 0.1.2
[INFO] tweaked toml for crates.io crate kevlar 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kevlar 0.1.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 45 packages to latest compatible versions
[INFO] [stderr]       Adding fern v0.5.9 (available: v0.7.1)
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1be498a4dbc19ce7737362863d7416e56cc8540f8c8a41e0aed228e6e84250e7
[INFO] running `Command { std: "docker" "start" "-a" "1be498a4dbc19ce7737362863d7416e56cc8540f8c8a41e0aed228e6e84250e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1be498a4dbc19ce7737362863d7416e56cc8540f8c8a41e0aed228e6e84250e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1be498a4dbc19ce7737362863d7416e56cc8540f8c8a41e0aed228e6e84250e7", kill_on_drop: false }`
[INFO] [stdout] 1be498a4dbc19ce7737362863d7416e56cc8540f8c8a41e0aed228e6e84250e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 657103e3c283c5d8b9a9cf54506ea6699f83139980eb27832e5d5333d392438e
[INFO] running `Command { std: "docker" "start" "-a" "657103e3c283c5d8b9a9cf54506ea6699f83139980eb27832e5d5333d392438e", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking fern v0.5.9
[INFO] [stderr]     Checking serde_json v1.0.143
[INFO] [stderr]     Checking kevlar v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `filename` and `label` are never read
[INFO] [stdout]   --> src/testresult.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct TestArtifact {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 60 |     filename: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 61 |     artifact_type: TestArtifactType,
[INFO] [stdout] 62 |     label: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TestArtifact` 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: field `name` is never read
[INFO] [stdout]    --> src/testresult.rs:188:5
[INFO] [stdout]     |
[INFO] [stdout] 187 | pub struct TestRecord {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 188 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TestRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `filename` and `label` are never read
[INFO] [stdout]   --> src/testresult.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct TestArtifact {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 60 |     filename: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 61 |     artifact_type: TestArtifactType,
[INFO] [stdout] 62 |     label: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TestArtifact` 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: field `name` is never read
[INFO] [stdout]    --> src/testresult.rs:188:5
[INFO] [stdout]     |
[INFO] [stdout] 187 | pub struct TestRecord {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 188 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TestRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "657103e3c283c5d8b9a9cf54506ea6699f83139980eb27832e5d5333d392438e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "657103e3c283c5d8b9a9cf54506ea6699f83139980eb27832e5d5333d392438e", kill_on_drop: false }`
[INFO] [stdout] 657103e3c283c5d8b9a9cf54506ea6699f83139980eb27832e5d5333d392438e