Nov 30 10:05:19.956 INFO checking Lait-au-Cafe/change_rings against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 10:05:19.956 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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"`
Nov 30 10:05:20.124 INFO [stdout] f9d5aba00621246f95e5d978784ad047af3454ded96d206df13d753289eac6ca
Nov 30 10:05:20.127 INFO running `"docker" "start" "-a" "f9d5aba00621246f95e5d978784ad047af3454ded96d206df13d753289eac6ca"`
Nov 30 10:05:20.707 INFO [stderr] usermod: no changes
Nov 30 10:05:20.825 INFO [stderr]     Checking change_rings v0.1.0 (/source)
Nov 30 10:05:22.412 INFO [stderr] warning: function is never used: `display`
Nov 30 10:05:22.412 INFO [stderr]   --> src/node.rs:38:1
Nov 30 10:05:22.412 INFO [stderr]    |
Nov 30 10:05:22.412 INFO [stderr] 38 | pub fn display(node_list: NodeList) {
Nov 30 10:05:22.412 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:05:22.412 INFO [stderr]    |
Nov 30 10:05:22.412 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 10:05:22.412 INFO [stderr] 
Nov 30 10:05:22.412 INFO [stderr] warning: function is never used: `display2`
Nov 30 10:05:22.412 INFO [stderr]   --> src/node.rs:61:1
Nov 30 10:05:22.412 INFO [stderr]    |
Nov 30 10:05:22.412 INFO [stderr] 61 | / pub fn display2(
Nov 30 10:05:22.412 INFO [stderr] 62 | |     node_list: &NodeList, 
Nov 30 10:05:22.412 INFO [stderr] 63 | |     n: usize
Nov 30 10:05:22.412 INFO [stderr] 64 | | ) {
Nov 30 10:05:22.412 INFO [stderr] ...  |
Nov 30 10:05:22.412 INFO [stderr] 84 | |     }
Nov 30 10:05:22.412 INFO [stderr] 85 | | }
Nov 30 10:05:22.412 INFO [stderr]    | |_^
Nov 30 10:05:22.412 INFO [stderr] 
Nov 30 10:05:22.417 INFO [stderr] warning: function is never used: `display`
Nov 30 10:05:22.417 INFO [stderr]   --> src/node.rs:38:1
Nov 30 10:05:22.417 INFO [stderr]    |
Nov 30 10:05:22.417 INFO [stderr] 38 | pub fn display(node_list: NodeList) {
Nov 30 10:05:22.417 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:05:22.417 INFO [stderr]    |
Nov 30 10:05:22.417 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 10:05:22.417 INFO [stderr] 
Nov 30 10:05:22.417 INFO [stderr] warning: function is never used: `display2`
Nov 30 10:05:22.417 INFO [stderr]   --> src/node.rs:61:1
Nov 30 10:05:22.417 INFO [stderr]    |
Nov 30 10:05:22.417 INFO [stderr] 61 | / pub fn display2(
Nov 30 10:05:22.417 INFO [stderr] 62 | |     node_list: &NodeList, 
Nov 30 10:05:22.417 INFO [stderr] 63 | |     n: usize
Nov 30 10:05:22.417 INFO [stderr] 64 | | ) {
Nov 30 10:05:22.417 INFO [stderr] ...  |
Nov 30 10:05:22.417 INFO [stderr] 84 | |     }
Nov 30 10:05:22.417 INFO [stderr] 85 | | }
Nov 30 10:05:22.417 INFO [stderr]    | |_^
Nov 30 10:05:22.417 INFO [stderr] 
Nov 30 10:05:22.434 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.70s
Nov 30 10:05:22.438 INFO [stderr] su: No module specific data is present
Nov 30 10:05:22.802 INFO running `"docker" "inspect" "f9d5aba00621246f95e5d978784ad047af3454ded96d206df13d753289eac6ca"`
Nov 30 10:05:22.966 INFO running `"docker" "rm" "-f" "f9d5aba00621246f95e5d978784ad047af3454ded96d206df13d753289eac6ca"`
Nov 30 10:05:23.168 INFO [stdout] f9d5aba00621246f95e5d978784ad047af3454ded96d206df13d753289eac6ca