Dec 05 01:40:46.470 INFO checking KeyboardFire/xkcd1537-rust against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 01:40:46.470 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-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 05 01:40:46.899 INFO [stdout] e6a1fdd247bbe584bf6b59df8f53c131d37ec4630b55133254752bd705a65060
Dec 05 01:40:46.904 INFO running `"docker" "start" "-a" "e6a1fdd247bbe584bf6b59df8f53c131d37ec4630b55133254752bd705a65060"`
Dec 05 01:40:48.046 INFO [stderr] usermod: no changes
Dec 05 01:40:48.079 INFO [stderr]     Checking xkcd1537 v0.0.1 (/source)
Dec 05 01:40:48.727 INFO [stderr] warning: unused variable: `n`
Dec 05 01:40:48.727 INFO [stderr]    --> src/main.rs:239:45
Dec 05 01:40:48.727 INFO [stderr]     |
Dec 05 01:40:48.727 INFO [stderr] 239 |             Token::XFunction(Function::Wrap(n)) => { },
Dec 05 01:40:48.727 INFO [stderr]     |                                             ^ help: consider using `_n` instead
Dec 05 01:40:48.727 INFO [stderr]     |
Dec 05 01:40:48.727 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 05 01:40:48.727 INFO [stderr] 
Dec 05 01:40:48.775 INFO [stderr] warning: variant is never constructed: `XArray`
Dec 05 01:40:48.775 INFO [stderr]   --> src/main.rs:87:5
Dec 05 01:40:48.775 INFO [stderr]    |
Dec 05 01:40:48.775 INFO [stderr] 87 |     XArray(Vec<Token>),
Dec 05 01:40:48.775 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 05 01:40:48.775 INFO [stderr]    |
Dec 05 01:40:48.775 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 01:40:48.775 INFO [stderr] 
Dec 05 01:40:48.775 INFO [stderr] warning: function is never used: `exec_rpn`
Dec 05 01:40:48.775 INFO [stderr]    --> src/main.rs:227:1
Dec 05 01:40:48.775 INFO [stderr]     |
Dec 05 01:40:48.775 INFO [stderr] 227 | fn exec_rpn(rpn: Vec<Token>) -> Vec<Token> {
Dec 05 01:40:48.775 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:40:48.775 INFO [stderr] 
Dec 05 01:40:49.002 INFO [stderr] warning: unused variable: `n`
Dec 05 01:40:49.002 INFO [stderr]    --> src/main.rs:239:45
Dec 05 01:40:49.002 INFO [stderr]     |
Dec 05 01:40:49.002 INFO [stderr] 239 |             Token::XFunction(Function::Wrap(n)) => { },
Dec 05 01:40:49.002 INFO [stderr]     |                                             ^ help: consider using `_n` instead
Dec 05 01:40:49.002 INFO [stderr]     |
Dec 05 01:40:49.002 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 05 01:40:49.002 INFO [stderr] 
Dec 05 01:40:49.031 INFO [stderr] warning: variant is never constructed: `XArray`
Dec 05 01:40:49.031 INFO [stderr]   --> src/main.rs:87:5
Dec 05 01:40:49.031 INFO [stderr]    |
Dec 05 01:40:49.031 INFO [stderr] 87 |     XArray(Vec<Token>),
Dec 05 01:40:49.031 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 05 01:40:49.031 INFO [stderr]    |
Dec 05 01:40:49.031 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 01:40:49.031 INFO [stderr] 
Dec 05 01:40:49.031 INFO [stderr] warning: function is never used: `exec_rpn`
Dec 05 01:40:49.031 INFO [stderr]    --> src/main.rs:227:1
Dec 05 01:40:49.031 INFO [stderr]     |
Dec 05 01:40:49.031 INFO [stderr] 227 | fn exec_rpn(rpn: Vec<Token>) -> Vec<Token> {
Dec 05 01:40:49.031 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:40:49.031 INFO [stderr] 
Dec 05 01:40:49.086 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
Dec 05 01:40:49.091 INFO [stderr] su: No module specific data is present
Dec 05 01:40:49.859 INFO running `"docker" "inspect" "e6a1fdd247bbe584bf6b59df8f53c131d37ec4630b55133254752bd705a65060"`
Dec 05 01:40:50.099 INFO running `"docker" "rm" "-f" "e6a1fdd247bbe584bf6b59df8f53c131d37ec4630b55133254752bd705a65060"`
Dec 05 01:40:50.383 INFO [stdout] e6a1fdd247bbe584bf6b59df8f53c131d37ec4630b55133254752bd705a65060