Sep 10 10:05:43.332 INFO checking serde-xml-rs-0.2.1 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 10:05:43.332 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 10:05:43.332 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-5/try#3a2610c2a16575649896925631bf8cec4f4b1961:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 10:05:43.555 INFO blam! f0f6d1a977419231f8222efc332f8d54777c3896fa4450a0154846c1ad6b0159
Sep 10 10:05:43.557 INFO running `"docker" "start" "-a" "f0f6d1a977419231f8222efc332f8d54777c3896fa4450a0154846c1ad6b0159"`
Sep 10 10:05:44.270 INFO kablam! usermod: no changes
Sep 10 10:05:44.333 INFO kablam!     Checking serde-xml-rs v0.2.1 (file:///source)
Sep 10 10:05:44.954 INFO kablam! warning: variable does not need to be mutable
Sep 10 10:05:44.954 INFO kablam!   --> src/serialize.rs:89:23
Sep 10 10:05:44.954 INFO kablam!    |
Sep 10 10:05:44.954 INFO kablam! 89 |     fn serialize_bool(mut self, v: bool) -> Result<Self::Ok, Self::Error> {
Sep 10 10:05:44.954 INFO kablam!    |                       ----^^^^
Sep 10 10:05:44.954 INFO kablam!    |                       |
Sep 10 10:05:44.954 INFO kablam!    |                       help: remove this `mut`
Sep 10 10:05:44.954 INFO kablam!    |
Sep 10 10:05:44.954 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 10:05:44.954 INFO kablam! 
Sep 10 10:05:45.102 INFO kablam! warning: variable does not need to be mutable
Sep 10 10:05:45.102 INFO kablam!   --> src/serialize.rs:89:23
Sep 10 10:05:45.102 INFO kablam!    |
Sep 10 10:05:45.102 INFO kablam! 89 |     fn serialize_bool(mut self, v: bool) -> Result<Self::Ok, Self::Error> {
Sep 10 10:05:45.102 INFO kablam!    |                       ----^^^^
Sep 10 10:05:45.102 INFO kablam!    |                       |
Sep 10 10:05:45.102 INFO kablam!    |                       help: remove this `mut`
Sep 10 10:05:45.102 INFO kablam!    |
Sep 10 10:05:45.102 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 10:05:45.102 INFO kablam! 
Sep 10 10:05:47.598 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.30s
Sep 10 10:05:47.601 INFO kablam! su: No module specific data is present
Sep 10 10:05:48.123 INFO running `"docker" "rm" "-f" "f0f6d1a977419231f8222efc332f8d54777c3896fa4450a0154846c1ad6b0159"`
Sep 10 10:05:48.180 INFO blam! f0f6d1a977419231f8222efc332f8d54777c3896fa4450a0154846c1ad6b0159