Dec 19 06:52:37.217 INFO checking tomcat1911/browser-eng against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 06:52:37.217 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/tomcat1911/browser-eng:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 06:52:37.726 INFO [stdout] cc9ace5d15891a77cb8be6a0336a8af61b35bb051294397834d5d2f85e8285d4
Dec 19 06:52:37.730 INFO running `"docker" "start" "-a" "cc9ace5d15891a77cb8be6a0336a8af61b35bb051294397834d5d2f85e8285d4"`
Dec 19 06:52:39.801 INFO [stderr]     Checking bro v0.1.0 (/opt/crater/workdir)
Dec 19 06:52:40.032 INFO [stderr] warning: struct is never constructed: `Node`
Dec 19 06:52:40.032 INFO [stderr]  --> src/main.rs:3:1
Dec 19 06:52:40.032 INFO [stderr]   |
Dec 19 06:52:40.032 INFO [stderr] 3 | struct Node {
Dec 19 06:52:40.032 INFO [stderr]   | ^^^^^^^^^^^
Dec 19 06:52:40.032 INFO [stderr]   |
Dec 19 06:52:40.032 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 06:52:40.032 INFO [stderr] 
Dec 19 06:52:40.032 INFO [stderr] warning: struct is never constructed: `ElementData`
Dec 19 06:52:40.032 INFO [stderr]  --> src/main.rs:8:1
Dec 19 06:52:40.032 INFO [stderr]   |
Dec 19 06:52:40.032 INFO [stderr] 8 | struct ElementData {
Dec 19 06:52:40.033 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 19 06:52:40.033 INFO [stderr] 
Dec 19 06:52:40.033 INFO [stderr] warning: enum is never used: `NodeType`
Dec 19 06:52:40.033 INFO [stderr]   --> src/main.rs:13:1
Dec 19 06:52:40.033 INFO [stderr]    |
Dec 19 06:52:40.033 INFO [stderr] 13 | enum NodeType {
Dec 19 06:52:40.033 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 19 06:52:40.033 INFO [stderr] 
Dec 19 06:52:40.033 INFO [stderr] warning: type alias is never used: `AttrMap`
Dec 19 06:52:40.033 INFO [stderr]   --> src/main.rs:18:1
Dec 19 06:52:40.033 INFO [stderr]    |
Dec 19 06:52:40.033 INFO [stderr] 18 | type AttrMap = HashMap<String, String>;
Dec 19 06:52:40.033 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:52:40.033 INFO [stderr] 
Dec 19 06:52:40.033 INFO [stderr] warning: function is never used: `text`
Dec 19 06:52:40.033 INFO [stderr]   --> src/main.rs:20:1
Dec 19 06:52:40.033 INFO [stderr]    |
Dec 19 06:52:40.033 INFO [stderr] 20 | fn text(data: String) -> Node {
Dec 19 06:52:40.033 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:52:40.033 INFO [stderr] 
Dec 19 06:52:40.033 INFO [stderr] warning: function is never used: `elem`
Dec 19 06:52:40.033 INFO [stderr]   --> src/main.rs:24:1
Dec 19 06:52:40.033 INFO [stderr]    |
Dec 19 06:52:40.033 INFO [stderr] 24 | fn elem(name: String, attrs: AttrMap, children: Vec<Node>) -> Node {
Dec 19 06:52:40.033 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:52:40.033 INFO [stderr] 
Dec 19 06:52:40.151 INFO [stderr] warning: struct is never constructed: `Node`
Dec 19 06:52:40.151 INFO [stderr]  --> src/main.rs:3:1
Dec 19 06:52:40.151 INFO [stderr]   |
Dec 19 06:52:40.151 INFO [stderr] 3 | struct Node {
Dec 19 06:52:40.151 INFO [stderr]   | ^^^^^^^^^^^
Dec 19 06:52:40.151 INFO [stderr]   |
Dec 19 06:52:40.151 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 06:52:40.151 INFO [stderr] 
Dec 19 06:52:40.151 INFO [stderr] warning: struct is never constructed: `ElementData`
Dec 19 06:52:40.151 INFO [stderr]  --> src/main.rs:8:1
Dec 19 06:52:40.151 INFO [stderr]   |
Dec 19 06:52:40.151 INFO [stderr] 8 | struct ElementData {
Dec 19 06:52:40.151 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 19 06:52:40.151 INFO [stderr] 
Dec 19 06:52:40.151 INFO [stderr] warning: enum is never used: `NodeType`
Dec 19 06:52:40.151 INFO [stderr]   --> src/main.rs:13:1
Dec 19 06:52:40.151 INFO [stderr]    |
Dec 19 06:52:40.151 INFO [stderr] 13 | enum NodeType {
Dec 19 06:52:40.151 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 19 06:52:40.151 INFO [stderr] 
Dec 19 06:52:40.151 INFO [stderr] warning: type alias is never used: `AttrMap`
Dec 19 06:52:40.151 INFO [stderr]   --> src/main.rs:18:1
Dec 19 06:52:40.151 INFO [stderr]    |
Dec 19 06:52:40.151 INFO [stderr] 18 | type AttrMap = HashMap<String, String>;
Dec 19 06:52:40.151 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:52:40.151 INFO [stderr] 
Dec 19 06:52:40.151 INFO [stderr] warning: function is never used: `text`
Dec 19 06:52:40.151 INFO [stderr]   --> src/main.rs:20:1
Dec 19 06:52:40.151 INFO [stderr]    |
Dec 19 06:52:40.151 INFO [stderr] 20 | fn text(data: String) -> Node {
Dec 19 06:52:40.151 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:52:40.151 INFO [stderr] 
Dec 19 06:52:40.151 INFO [stderr] warning: function is never used: `elem`
Dec 19 06:52:40.151 INFO [stderr]   --> src/main.rs:24:1
Dec 19 06:52:40.151 INFO [stderr]    |
Dec 19 06:52:40.151 INFO [stderr] 24 | fn elem(name: String, attrs: AttrMap, children: Vec<Node>) -> Node {
Dec 19 06:52:40.151 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:52:40.151 INFO [stderr] 
Dec 19 06:52:40.180 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
Dec 19 06:52:41.053 INFO running `"docker" "inspect" "cc9ace5d15891a77cb8be6a0336a8af61b35bb051294397834d5d2f85e8285d4"`
Dec 19 06:52:41.342 INFO running `"docker" "rm" "-f" "cc9ace5d15891a77cb8be6a0336a8af61b35bb051294397834d5d2f85e8285d4"`
Dec 19 06:52:41.636 INFO [stdout] cc9ace5d15891a77cb8be6a0336a8af61b35bb051294397834d5d2f85e8285d4