[INFO] fetching crate xml_dom 0.1.0...
[INFO] checking xml_dom-0.1.0 against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69741
[INFO] extracting crate xml_dom 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate xml_dom 0.1.0 on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate xml_dom 0.1.0
[INFO] finished tweaking crates.io crate xml_dom 0.1.0
[INFO] tweaked toml for crates.io crate xml_dom 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate xml_dom 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a5140d26d87a852c863d7b574060a7dc2ec2e8e5f435557fb078d9dd6b7ac515
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "a5140d26d87a852c863d7b574060a7dc2ec2e8e5f435557fb078d9dd6b7ac515"`
[INFO] [stderr]     Checking xml_dom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable `pub` item
[INFO] [stderr]    --> src/rc_cell.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     pub struct Node {
[INFO] [stderr]     |     ---^^^^^^^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     help: consider restricting its visibility: `pub(crate)`
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:143:1
[INFO] [stderr]     |
[INFO] [stderr] 143 | unreachable_pub,
[INFO] [stderr]     | ^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: or consider exporting it for use by other crates
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable `pub` field
[INFO] [stderr]    --> src/rc_cell.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |         pub name: String,
[INFO] [stderr]     |         ---^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: consider restricting its visibility: `pub(crate)`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable `pub` field
[INFO] [stderr]    --> src/rc_cell.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |         pub parent: Option<NodeRef>,
[INFO] [stderr]     |         ---^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: consider restricting its visibility: `pub(crate)`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable `pub` item
[INFO] [stderr]    --> src/rc_cell.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |         pub fn new(name: &str) -> Self {
[INFO] [stderr]     |         ---^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: consider restricting its visibility: `pub(crate)`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/create_document.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     root.set_attribute("version", "1.0");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/create_document.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     root.set_attribute("something", "else");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `"docker" "inspect" "a5140d26d87a852c863d7b574060a7dc2ec2e8e5f435557fb078d9dd6b7ac515"`
[INFO] running `"docker" "rm" "-f" "a5140d26d87a852c863d7b574060a7dc2ec2e8e5f435557fb078d9dd6b7ac515"`
[INFO] [stdout] a5140d26d87a852c863d7b574060a7dc2ec2e8e5f435557fb078d9dd6b7ac515