Dec 14 13:29:01.115 INFO testing xdrgen-0.4.4 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 13:29:01.115 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 13:29:01.319 INFO [stdout] 8d273b8b0e2f0ae042d81e92410caf412fee5c10167600292c733a302ae540a4
Dec 14 13:29:01.324 INFO running `"docker" "start" "-a" "8d273b8b0e2f0ae042d81e92410caf412fee5c10167600292c733a302ae540a4"`
Dec 14 13:29:01.797 INFO [stderr] usermod: no changes
Dec 14 13:29:01.904 INFO [stderr]    Compiling memchr v1.0.2
Dec 14 13:29:01.906 INFO [stderr]    Compiling error-chain v0.10.0
Dec 14 13:29:01.906 INFO [stderr]    Compiling env_logger v0.4.3
Dec 14 13:29:02.755 INFO [stderr]    Compiling nom v3.2.1
Dec 14 13:29:03.447 INFO [stderr]    Compiling xdr-codec v0.4.4
Dec 14 13:29:06.555 INFO [stderr]    Compiling xdrgen v0.4.4 (/source)
Dec 14 13:29:09.052 INFO [stderr] warning: variable does not need to be mutable
Dec 14 13:29:09.052 INFO [stderr]    --> src/spec/mod.rs:225:13
Dec 14 13:29:09.052 INFO [stderr]     |
Dec 14 13:29:09.052 INFO [stderr] 225 |         let mut memo = match memo {
Dec 14 13:29:09.052 INFO [stderr]     |             ----^^^^
Dec 14 13:29:09.052 INFO [stderr]     |             |
Dec 14 13:29:09.052 INFO [stderr]     |             help: remove this `mut`
Dec 14 13:29:09.052 INFO [stderr]     |
Dec 14 13:29:09.052 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 14 13:29:09.052 INFO [stderr] 
Dec 14 13:29:16.935 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.11s
Dec 14 13:29:16.942 INFO [stderr] su: No module specific data is present
Dec 14 13:29:18.053 INFO running `"docker" "inspect" "8d273b8b0e2f0ae042d81e92410caf412fee5c10167600292c733a302ae540a4"`
Dec 14 13:29:18.380 INFO running `"docker" "rm" "-f" "8d273b8b0e2f0ae042d81e92410caf412fee5c10167600292c733a302ae540a4"`
Dec 14 13:29:18.741 INFO [stdout] 8d273b8b0e2f0ae042d81e92410caf412fee5c10167600292c733a302ae540a4
Dec 14 13:29:18.748 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 13:29:19.251 INFO [stdout] 0041e184f2d66f6e83d8133bbc8d5d3f7b4fe7c4bbd200a49d61e97780dc3450
Dec 14 13:29:19.254 INFO running `"docker" "start" "-a" "0041e184f2d66f6e83d8133bbc8d5d3f7b4fe7c4bbd200a49d61e97780dc3450"`
Dec 14 13:29:21.266 INFO [stderr] usermod: no changes
Dec 14 13:29:21.439 INFO [stderr]    Compiling tempdir v0.3.7
Dec 14 13:29:22.548 INFO [stderr]    Compiling xdrgen v0.4.4 (/source)
Dec 14 13:29:28.133 INFO [stderr] warning: variable does not need to be mutable
Dec 14 13:29:28.133 INFO [stderr]    --> src/spec/mod.rs:225:13
Dec 14 13:29:28.133 INFO [stderr]     |
Dec 14 13:29:28.133 INFO [stderr] 225 |         let mut memo = match memo {
Dec 14 13:29:28.134 INFO [stderr]     |             ----^^^^
Dec 14 13:29:28.134 INFO [stderr]     |             |
Dec 14 13:29:28.134 INFO [stderr]     |             help: remove this `mut`
Dec 14 13:29:28.134 INFO [stderr]     |
Dec 14 13:29:28.134 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 14 13:29:28.134 INFO [stderr] 
Dec 14 13:29:32.335 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.02s
Dec 14 13:29:32.343 INFO [stderr] su: No module specific data is present
Dec 14 13:29:32.692 INFO running `"docker" "inspect" "0041e184f2d66f6e83d8133bbc8d5d3f7b4fe7c4bbd200a49d61e97780dc3450"`
Dec 14 13:29:32.848 INFO running `"docker" "rm" "-f" "0041e184f2d66f6e83d8133bbc8d5d3f7b4fe7c4bbd200a49d61e97780dc3450"`
Dec 14 13:29:32.991 INFO [stdout] 0041e184f2d66f6e83d8133bbc8d5d3f7b4fe7c4bbd200a49d61e97780dc3450