Dec 04 13:40:25.873 INFO checking mtn/ipsum against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 13:40:25.873 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 13:40:26.451 INFO [stdout] b6e23da06b5856b64ef1c549dbc61849cd2b67491ea0914edd9bebe56a4a90a6
Dec 04 13:40:26.453 INFO running `"docker" "start" "-a" "b6e23da06b5856b64ef1c549dbc61849cd2b67491ea0914edd9bebe56a4a90a6"`
Dec 04 13:40:27.498 INFO [stderr] usermod: no changes
Dec 04 13:40:27.566 INFO [stderr]     Checking ropey v0.8.0
Dec 04 13:40:28.759 INFO [stderr]     Checking ipsum v0.1.0 (/source)
Dec 04 13:40:29.247 INFO [stderr] warning: method is never used: `set_name`
Dec 04 13:40:29.247 INFO [stderr]   --> src/buffer.rs:42:5
Dec 04 13:40:29.247 INFO [stderr]    |
Dec 04 13:40:29.247 INFO [stderr] 42 |     pub fn set_name(&mut self, filename: &str) -> Option<Buffer> {
Dec 04 13:40:29.247 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:40:29.247 INFO [stderr]    |
Dec 04 13:40:29.247 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 13:40:29.247 INFO [stderr] 
Dec 04 13:40:29.247 INFO [stderr] warning: method is never used: `save`
Dec 04 13:40:29.247 INFO [stderr]   --> src/buffer.rs:60:5
Dec 04 13:40:29.247 INFO [stderr]    |
Dec 04 13:40:29.247 INFO [stderr] 60 |     pub fn save(&mut self) -> bool {
Dec 04 13:40:29.247 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:40:29.247 INFO [stderr] 
Dec 04 13:40:29.247 INFO [stderr] warning: variant is never constructed: `Insert`
Dec 04 13:40:29.247 INFO [stderr]  --> src/editor.rs:9:5
Dec 04 13:40:29.247 INFO [stderr]   |
Dec 04 13:40:29.247 INFO [stderr] 9 |     Insert,
Dec 04 13:40:29.247 INFO [stderr]   |     ^^^^^^
Dec 04 13:40:29.247 INFO [stderr] 
Dec 04 13:40:29.247 INFO [stderr] warning: field is never used: `buffers`
Dec 04 13:40:29.247 INFO [stderr]   --> src/editor.rs:17:5
Dec 04 13:40:29.247 INFO [stderr]    |
Dec 04 13:40:29.247 INFO [stderr] 17 |     buffers: Vec<Buffer>,
Dec 04 13:40:29.247 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 13:40:29.247 INFO [stderr] 
Dec 04 13:40:29.247 INFO [stderr] warning: field is never used: `mode`
Dec 04 13:40:29.247 INFO [stderr]   --> src/editor.rs:19:5
Dec 04 13:40:29.247 INFO [stderr]    |
Dec 04 13:40:29.247 INFO [stderr] 19 |     mode: Mode,
Dec 04 13:40:29.247 INFO [stderr]    |     ^^^^^^^^^^
Dec 04 13:40:29.247 INFO [stderr] 
Dec 04 13:40:29.247 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 04 13:40:29.247 INFO [stderr]  --> src/main.rs:1:12
Dec 04 13:40:29.247 INFO [stderr]   |
Dec 04 13:40:29.248 INFO [stderr] 1 | #![feature(extern_prelude)]
Dec 04 13:40:29.248 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 04 13:40:29.248 INFO [stderr]   |
Dec 04 13:40:29.248 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 13:40:29.248 INFO [stderr] 
Dec 04 13:40:29.339 INFO [stderr] warning: method is never used: `set_name`
Dec 04 13:40:29.339 INFO [stderr]   --> src/buffer.rs:42:5
Dec 04 13:40:29.339 INFO [stderr]    |
Dec 04 13:40:29.339 INFO [stderr] 42 |     pub fn set_name(&mut self, filename: &str) -> Option<Buffer> {
Dec 04 13:40:29.339 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:40:29.339 INFO [stderr]    |
Dec 04 13:40:29.339 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 13:40:29.339 INFO [stderr] 
Dec 04 13:40:29.339 INFO [stderr] warning: method is never used: `save`
Dec 04 13:40:29.339 INFO [stderr]   --> src/buffer.rs:60:5
Dec 04 13:40:29.339 INFO [stderr]    |
Dec 04 13:40:29.339 INFO [stderr] 60 |     pub fn save(&mut self) -> bool {
Dec 04 13:40:29.339 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:40:29.339 INFO [stderr] 
Dec 04 13:40:29.339 INFO [stderr] warning: variant is never constructed: `Insert`
Dec 04 13:40:29.339 INFO [stderr]  --> src/editor.rs:9:5
Dec 04 13:40:29.339 INFO [stderr]   |
Dec 04 13:40:29.339 INFO [stderr] 9 |     Insert,
Dec 04 13:40:29.339 INFO [stderr]   |     ^^^^^^
Dec 04 13:40:29.339 INFO [stderr] 
Dec 04 13:40:29.339 INFO [stderr] warning: field is never used: `buffers`
Dec 04 13:40:29.339 INFO [stderr]   --> src/editor.rs:17:5
Dec 04 13:40:29.339 INFO [stderr]    |
Dec 04 13:40:29.339 INFO [stderr] 17 |     buffers: Vec<Buffer>,
Dec 04 13:40:29.339 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 13:40:29.339 INFO [stderr] 
Dec 04 13:40:29.339 INFO [stderr] warning: field is never used: `mode`
Dec 04 13:40:29.339 INFO [stderr]   --> src/editor.rs:19:5
Dec 04 13:40:29.339 INFO [stderr]    |
Dec 04 13:40:29.339 INFO [stderr] 19 |     mode: Mode,
Dec 04 13:40:29.339 INFO [stderr]    |     ^^^^^^^^^^
Dec 04 13:40:29.339 INFO [stderr] 
Dec 04 13:40:29.339 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 04 13:40:29.339 INFO [stderr]  --> src/main.rs:1:12
Dec 04 13:40:29.339 INFO [stderr]   |
Dec 04 13:40:29.339 INFO [stderr] 1 | #![feature(extern_prelude)]
Dec 04 13:40:29.339 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 04 13:40:29.339 INFO [stderr]   |
Dec 04 13:40:29.339 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 13:40:29.339 INFO [stderr] 
Dec 04 13:40:29.366 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
Dec 04 13:40:29.366 INFO [stderr] su: No module specific data is present
Dec 04 13:40:29.811 INFO running `"docker" "inspect" "b6e23da06b5856b64ef1c549dbc61849cd2b67491ea0914edd9bebe56a4a90a6"`
Dec 04 13:40:30.170 INFO running `"docker" "rm" "-f" "b6e23da06b5856b64ef1c549dbc61849cd2b67491ea0914edd9bebe56a4a90a6"`
Dec 04 13:40:30.439 INFO [stdout] b6e23da06b5856b64ef1c549dbc61849cd2b67491ea0914edd9bebe56a4a90a6