[INFO] fetching crate plist 1.3.1...
[INFO] checking plist-1.3.1 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate plist 1.3.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate plist 1.3.1 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate plist 1.3.1
[INFO] finished tweaking crates.io crate plist 1.3.1
[INFO] tweaked toml for crates.io crate plist 1.3.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aed3dff83098b7c9fce8a7f41f9ba9decfc8787249a86a4c58d1b442fc65a21f
[INFO] running `Command { std: "docker" "start" "-a" "aed3dff83098b7c9fce8a7f41f9ba9decfc8787249a86a4c58d1b442fc65a21f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aed3dff83098b7c9fce8a7f41f9ba9decfc8787249a86a4c58d1b442fc65a21f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aed3dff83098b7c9fce8a7f41f9ba9decfc8787249a86a4c58d1b442fc65a21f", kill_on_drop: false }`
[INFO] [stdout] aed3dff83098b7c9fce8a7f41f9ba9decfc8787249a86a4c58d1b442fc65a21f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9562a6cfb45841c8bab5a3ceab0287592d9ce82ebc0d60a0b9923b1e788779e
[INFO] running `Command { std: "docker" "start" "-a" "b9562a6cfb45841c8bab5a3ceab0287592d9ce82ebc0d60a0b9923b1e788779e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]     Checking time v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking serde_yaml v0.8.21
[INFO] [stderr]     Checking plist v1.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/stream/xml_writer.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn new(writer: W) -> XmlWriter<W> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_inner`
[INFO] [stdout]   --> src/stream/xml_writer.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub fn into_inner(self) -> W {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `expected`
[INFO] [stdout]   --> src/error.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         expected: EventKind,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `found`
[INFO] [stdout]   --> src/error.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         found: EventKind,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_inner`
[INFO] [stdout]   --> src/stream/xml_writer.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub fn into_inner(self) -> W {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `expected`
[INFO] [stdout]   --> src/error.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         expected: EventKind,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `found`
[INFO] [stdout]   --> src/error.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         found: EventKind,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.94s
[INFO] running `Command { std: "docker" "inspect" "b9562a6cfb45841c8bab5a3ceab0287592d9ce82ebc0d60a0b9923b1e788779e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9562a6cfb45841c8bab5a3ceab0287592d9ce82ebc0d60a0b9923b1e788779e", kill_on_drop: false }`
[INFO] [stdout] b9562a6cfb45841c8bab5a3ceab0287592d9ce82ebc0d60a0b9923b1e788779e