Dec 06 16:57:23.610 INFO testing xdrgen-0.4.4 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 16:57:23.610 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 16:57:23.757 INFO [stdout] 0c4e0234e7ed2860ff314118036f380e54405ddbf97f3718d45f8e746925c840
Dec 06 16:57:23.759 INFO running `"docker" "start" "-a" "0c4e0234e7ed2860ff314118036f380e54405ddbf97f3718d45f8e746925c840"`
Dec 06 16:57:24.144 INFO [stderr] usermod: no changes
Dec 06 16:57:24.249 INFO [stderr]    Compiling xdr-codec v0.4.4
Dec 06 16:57:25.278 INFO [stderr]    Compiling xdrgen v0.4.4 (/source)
Dec 06 16:57:27.440 INFO [stderr] warning: variable does not need to be mutable
Dec 06 16:57:27.440 INFO [stderr]    --> src/spec/mod.rs:225:13
Dec 06 16:57:27.440 INFO [stderr]     |
Dec 06 16:57:27.440 INFO [stderr] 225 |         let mut memo = match memo {
Dec 06 16:57:27.440 INFO [stderr]     |             ----^^^^
Dec 06 16:57:27.440 INFO [stderr]     |             |
Dec 06 16:57:27.440 INFO [stderr]     |             help: remove this `mut`
Dec 06 16:57:27.440 INFO [stderr]     |
Dec 06 16:57:27.440 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 06 16:57:27.440 INFO [stderr] 
Dec 06 16:57:34.942 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.78s
Dec 06 16:57:34.950 INFO [stderr] su: No module specific data is present
Dec 06 16:57:36.064 INFO running `"docker" "inspect" "0c4e0234e7ed2860ff314118036f380e54405ddbf97f3718d45f8e746925c840"`
Dec 06 16:57:36.174 INFO running `"docker" "rm" "-f" "0c4e0234e7ed2860ff314118036f380e54405ddbf97f3718d45f8e746925c840"`
Dec 06 16:57:36.286 INFO [stdout] 0c4e0234e7ed2860ff314118036f380e54405ddbf97f3718d45f8e746925c840
Dec 06 16:57:36.288 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 16:57:36.480 INFO [stdout] 3c2cf21c4db8376a578372eb6171813713cd96afa8228d116244421d1cbdc9ac
Dec 06 16:57:36.486 INFO running `"docker" "start" "-a" "3c2cf21c4db8376a578372eb6171813713cd96afa8228d116244421d1cbdc9ac"`
Dec 06 16:57:36.856 INFO [stderr] usermod: no changes
Dec 06 16:57:36.943 INFO [stderr]    Compiling xdrgen v0.4.4 (/source)
Dec 06 16:57:40.196 INFO [stderr] warning: variable does not need to be mutable
Dec 06 16:57:40.196 INFO [stderr]    --> src/spec/mod.rs:225:13
Dec 06 16:57:40.196 INFO [stderr]     |
Dec 06 16:57:40.196 INFO [stderr] 225 |         let mut memo = match memo {
Dec 06 16:57:40.196 INFO [stderr]     |             ----^^^^
Dec 06 16:57:40.196 INFO [stderr]     |             |
Dec 06 16:57:40.196 INFO [stderr]     |             help: remove this `mut`
Dec 06 16:57:40.196 INFO [stderr]     |
Dec 06 16:57:40.196 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 06 16:57:40.196 INFO [stderr] 
Dec 06 16:57:45.264 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.39s
Dec 06 16:57:45.271 INFO [stderr] su: No module specific data is present
Dec 06 16:57:45.971 INFO running `"docker" "inspect" "3c2cf21c4db8376a578372eb6171813713cd96afa8228d116244421d1cbdc9ac"`
Dec 06 16:57:46.268 INFO running `"docker" "rm" "-f" "3c2cf21c4db8376a578372eb6171813713cd96afa8228d116244421d1cbdc9ac"`
Dec 06 16:57:46.544 INFO [stdout] 3c2cf21c4db8376a578372eb6171813713cd96afa8228d116244421d1cbdc9ac