[INFO] fetching crate decent-toml-rs-alternative 0.3.0...
[INFO] checking decent-toml-rs-alternative-0.3.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate decent-toml-rs-alternative 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate decent-toml-rs-alternative 0.3.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate decent-toml-rs-alternative 0.3.0
[INFO] finished tweaking crates.io crate decent-toml-rs-alternative 0.3.0
[INFO] tweaked toml for crates.io crate decent-toml-rs-alternative 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 291e4adffe773462c7a93d62604b952f1d74f468b2c85f90c62810eb2949f6e0
[INFO] running `Command { std: "docker" "start" "-a" "291e4adffe773462c7a93d62604b952f1d74f468b2c85f90c62810eb2949f6e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "291e4adffe773462c7a93d62604b952f1d74f468b2c85f90c62810eb2949f6e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "291e4adffe773462c7a93d62604b952f1d74f468b2c85f90c62810eb2949f6e0", kill_on_drop: false }`
[INFO] [stdout] 291e4adffe773462c7a93d62604b952f1d74f468b2c85f90c62810eb2949f6e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5eeeecff6c17bc5d1cdd9e9415e18d429a487edaf76c618d8d881ddb6f27a778
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5eeeecff6c17bc5d1cdd9e9415e18d429a487edaf76c618d8d881ddb6f27a778", kill_on_drop: false }`
[INFO] [stderr]    Compiling decent-synquote-alternative v0.3.0
[INFO] [stderr]    Compiling decent-serde-toml-derive-alternative v0.3.0
[INFO] [stderr]     Checking decent-toml-rs-alternative v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `at`
[INFO] [stdout]    --> src/parser.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     at: usize,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header`
[INFO] [stdout]    --> src/parser.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     header: Vec<(Span, Cow<'a, str>)>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `values`
[INFO] [stdout]    --> src/parser.rs:114:5
[INFO] [stdout]     |
[INFO] [stdout] 114 |     values: Option<Vec<TablePair<'a>>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `array`
[INFO] [stdout]    --> src/parser.rs:115:5
[INFO] [stdout]     |
[INFO] [stdout] 115 |     array: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `at`
[INFO] [stdout]    --> src/parser.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     at: usize,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header`
[INFO] [stdout]    --> src/parser.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     header: Vec<(Span, Cow<'a, str>)>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `values`
[INFO] [stdout]    --> src/parser.rs:114:5
[INFO] [stdout]     |
[INFO] [stdout] 114 |     values: Option<Vec<TablePair<'a>>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `array`
[INFO] [stdout]    --> src/parser.rs:115:5
[INFO] [stdout]     |
[INFO] [stdout] 115 |     array: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.82s
[INFO] running `Command { std: "docker" "inspect" "5eeeecff6c17bc5d1cdd9e9415e18d429a487edaf76c618d8d881ddb6f27a778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eeeecff6c17bc5d1cdd9e9415e18d429a487edaf76c618d8d881ddb6f27a778", kill_on_drop: false }`
[INFO] [stdout] 5eeeecff6c17bc5d1cdd9e9415e18d429a487edaf76c618d8d881ddb6f27a778