Dec 18 06:56:20.614 INFO checking KeyboardFire/xkcd1537-rust against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 06:56:20.614 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/KeyboardFire/xkcd1537-rust:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 06:56:21.448 INFO [stdout] 58756527cc47833efde67762b338bb971a880e495e0cc541390299680c846e33
Dec 18 06:56:21.454 INFO running `"docker" "start" "-a" "58756527cc47833efde67762b338bb971a880e495e0cc541390299680c846e33"`
Dec 18 06:56:22.144 INFO [stderr]     Checking xkcd1537 v0.0.1 (/opt/crater/workdir)
Dec 18 06:56:22.476 INFO [stderr] warning: unused variable: `n`
Dec 18 06:56:22.476 INFO [stderr]    --> src/main.rs:239:45
Dec 18 06:56:22.476 INFO [stderr]     |
Dec 18 06:56:22.476 INFO [stderr] 239 |             Token::XFunction(Function::Wrap(n)) => { },
Dec 18 06:56:22.476 INFO [stderr]     |                                             ^ help: consider using `_n` instead
Dec 18 06:56:22.476 INFO [stderr]     |
Dec 18 06:56:22.476 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 06:56:22.476 INFO [stderr] 
Dec 18 06:56:22.476 INFO [stderr] warning: unused variable: `n`
Dec 18 06:56:22.476 INFO [stderr]    --> src/main.rs:239:45
Dec 18 06:56:22.476 INFO [stderr]     |
Dec 18 06:56:22.476 INFO [stderr] 239 |             Token::XFunction(Function::Wrap(n)) => { },
Dec 18 06:56:22.476 INFO [stderr]     |                                             ^ help: consider using `_n` instead
Dec 18 06:56:22.476 INFO [stderr]     |
Dec 18 06:56:22.476 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 06:56:22.476 INFO [stderr] 
Dec 18 06:56:22.510 INFO [stderr] warning: variant is never constructed: `XArray`
Dec 18 06:56:22.510 INFO [stderr] warning: variant is never constructed: `XArray`
Dec 18 06:56:22.510 INFO [stderr]   --> src/main.rs:87:5
Dec 18 06:56:22.510 INFO [stderr]    |
Dec 18 06:56:22.510 INFO [stderr] 87 |     XArray(Vec<Token>),
Dec 18 06:56:22.510 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 18 06:56:22.510 INFO [stderr]   --> src/main.rs:87:5
Dec 18 06:56:22.510 INFO [stderr]    |
Dec 18 06:56:22.510 INFO [stderr] 87 |     XArray(Vec<Token>),
Dec 18 06:56:22.510 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 18 06:56:22.510 INFO [stderr]    |
Dec 18 06:56:22.510 INFO [stderr]    |
Dec 18 06:56:22.510 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 06:56:22.510 INFO [stderr] 
Dec 18 06:56:22.510 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 06:56:22.510 INFO [stderr] 
Dec 18 06:56:22.510 INFO [stderr] warning: function is never used: `exec_rpn`
Dec 18 06:56:22.510 INFO [stderr] warning: function is never used: `exec_rpn`
Dec 18 06:56:22.510 INFO [stderr]    --> src/main.rs:227:1
Dec 18 06:56:22.510 INFO [stderr]    --> src/main.rs:227:1
Dec 18 06:56:22.510 INFO [stderr]     |
Dec 18 06:56:22.510 INFO [stderr]     |
Dec 18 06:56:22.510 INFO [stderr] 227 | fn exec_rpn(rpn: Vec<Token>) -> Vec<Token> {
Dec 18 06:56:22.510 INFO [stderr] 227 | fn exec_rpn(rpn: Vec<Token>) -> Vec<Token> {
Dec 18 06:56:22.510 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:56:22.510 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:56:22.510 INFO [stderr] 
Dec 18 06:56:22.511 INFO [stderr] 
Dec 18 06:56:22.526 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
Dec 18 06:56:23.333 INFO running `"docker" "inspect" "58756527cc47833efde67762b338bb971a880e495e0cc541390299680c846e33"`
Dec 18 06:56:23.606 INFO running `"docker" "rm" "-f" "58756527cc47833efde67762b338bb971a880e495e0cc541390299680c846e33"`
Dec 18 06:56:23.924 INFO [stdout] 58756527cc47833efde67762b338bb971a880e495e0cc541390299680c846e33