Dec 13 09:47:17.203 INFO testing mtn/ipsum against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 09:47:17.203 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 13 09:47:17.432 INFO [stdout] fc9689575a053183078a2c45c3ac9125e1c617e3c35641d943939b7d1486352c
Dec 13 09:47:17.432 INFO running `"docker" "start" "-a" "fc9689575a053183078a2c45c3ac9125e1c617e3c35641d943939b7d1486352c"`
Dec 13 09:47:17.946 INFO [stderr] usermod: no changes
Dec 13 09:47:17.985 INFO [stderr]    Compiling ropey v0.8.0
Dec 13 09:47:20.343 INFO [stderr]    Compiling ipsum v0.1.0 (/source)
Dec 13 09:47:20.871 INFO [stderr] warning: method is never used: `set_name`
Dec 13 09:47:20.871 INFO [stderr]   --> src/buffer.rs:42:5
Dec 13 09:47:20.871 INFO [stderr]    |
Dec 13 09:47:20.871 INFO [stderr] 42 |     pub fn set_name(&mut self, filename: &str) -> Option<Buffer> {
Dec 13 09:47:20.871 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:47:20.871 INFO [stderr]    |
Dec 13 09:47:20.871 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 09:47:20.871 INFO [stderr] 
Dec 13 09:47:20.871 INFO [stderr] warning: method is never used: `save`
Dec 13 09:47:20.871 INFO [stderr]   --> src/buffer.rs:60:5
Dec 13 09:47:20.871 INFO [stderr]    |
Dec 13 09:47:20.871 INFO [stderr] 60 |     pub fn save(&mut self) -> bool {
Dec 13 09:47:20.871 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:47:20.871 INFO [stderr] 
Dec 13 09:47:20.871 INFO [stderr] warning: variant is never constructed: `Insert`
Dec 13 09:47:20.871 INFO [stderr]  --> src/editor.rs:9:5
Dec 13 09:47:20.871 INFO [stderr]   |
Dec 13 09:47:20.871 INFO [stderr] 9 |     Insert,
Dec 13 09:47:20.871 INFO [stderr]   |     ^^^^^^
Dec 13 09:47:20.871 INFO [stderr] 
Dec 13 09:47:20.871 INFO [stderr] warning: field is never used: `buffers`
Dec 13 09:47:20.871 INFO [stderr]   --> src/editor.rs:17:5
Dec 13 09:47:20.871 INFO [stderr]    |
Dec 13 09:47:20.871 INFO [stderr] 17 |     buffers: Vec<Buffer>,
Dec 13 09:47:20.871 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 13 09:47:20.871 INFO [stderr] 
Dec 13 09:47:20.871 INFO [stderr] warning: field is never used: `mode`
Dec 13 09:47:20.871 INFO [stderr]   --> src/editor.rs:19:5
Dec 13 09:47:20.871 INFO [stderr]    |
Dec 13 09:47:20.871 INFO [stderr] 19 |     mode: Mode,
Dec 13 09:47:20.871 INFO [stderr]    |     ^^^^^^^^^^
Dec 13 09:47:20.871 INFO [stderr] 
Dec 13 09:47:20.871 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 13 09:47:20.871 INFO [stderr]  --> src/main.rs:1:12
Dec 13 09:47:20.871 INFO [stderr]   |
Dec 13 09:47:20.871 INFO [stderr] 1 | #![feature(extern_prelude)]
Dec 13 09:47:20.871 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 13 09:47:20.871 INFO [stderr]   |
Dec 13 09:47:20.871 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 13 09:47:20.871 INFO [stderr] 
Dec 13 09:47:21.931 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.97s
Dec 13 09:47:21.959 INFO [stderr] su: No module specific data is present
Dec 13 09:47:22.425 INFO running `"docker" "inspect" "fc9689575a053183078a2c45c3ac9125e1c617e3c35641d943939b7d1486352c"`
Dec 13 09:47:22.668 INFO running `"docker" "rm" "-f" "fc9689575a053183078a2c45c3ac9125e1c617e3c35641d943939b7d1486352c"`
Dec 13 09:47:22.857 INFO [stdout] fc9689575a053183078a2c45c3ac9125e1c617e3c35641d943939b7d1486352c
Dec 13 09:47:22.867 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 13 09:47:23.231 INFO [stdout] 05a5187d6b4550e68ad98fe6c95513e37c4a994a5b3bda41668485a73d1a3363
Dec 13 09:47:23.239 INFO running `"docker" "start" "-a" "05a5187d6b4550e68ad98fe6c95513e37c4a994a5b3bda41668485a73d1a3363"`
Dec 13 09:47:24.161 INFO [stderr] usermod: no changes
Dec 13 09:47:24.220 INFO [stderr]    Compiling ipsum v0.1.0 (/source)
Dec 13 09:47:24.722 INFO [stderr] warning: method is never used: `set_name`
Dec 13 09:47:24.722 INFO [stderr]   --> src/buffer.rs:42:5
Dec 13 09:47:24.722 INFO [stderr]    |
Dec 13 09:47:24.722 INFO [stderr] 42 |     pub fn set_name(&mut self, filename: &str) -> Option<Buffer> {
Dec 13 09:47:24.722 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:47:24.722 INFO [stderr]    |
Dec 13 09:47:24.722 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 09:47:24.722 INFO [stderr] 
Dec 13 09:47:24.722 INFO [stderr] warning: method is never used: `save`
Dec 13 09:47:24.722 INFO [stderr]   --> src/buffer.rs:60:5
Dec 13 09:47:24.722 INFO [stderr]    |
Dec 13 09:47:24.722 INFO [stderr] 60 |     pub fn save(&mut self) -> bool {
Dec 13 09:47:24.722 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:47:24.722 INFO [stderr] 
Dec 13 09:47:24.722 INFO [stderr] warning: variant is never constructed: `Insert`
Dec 13 09:47:24.722 INFO [stderr]  --> src/editor.rs:9:5
Dec 13 09:47:24.722 INFO [stderr]   |
Dec 13 09:47:24.722 INFO [stderr] 9 |     Insert,
Dec 13 09:47:24.722 INFO [stderr]   |     ^^^^^^
Dec 13 09:47:24.722 INFO [stderr] 
Dec 13 09:47:24.722 INFO [stderr] warning: field is never used: `buffers`
Dec 13 09:47:24.722 INFO [stderr]   --> src/editor.rs:17:5
Dec 13 09:47:24.722 INFO [stderr]    |
Dec 13 09:47:24.722 INFO [stderr] 17 |     buffers: Vec<Buffer>,
Dec 13 09:47:24.722 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 13 09:47:24.722 INFO [stderr] 
Dec 13 09:47:24.722 INFO [stderr] warning: field is never used: `mode`
Dec 13 09:47:24.722 INFO [stderr]   --> src/editor.rs:19:5
Dec 13 09:47:24.722 INFO [stderr]    |
Dec 13 09:47:24.722 INFO [stderr] 19 |     mode: Mode,
Dec 13 09:47:24.722 INFO [stderr]    |     ^^^^^^^^^^
Dec 13 09:47:24.722 INFO [stderr] 
Dec 13 09:47:24.726 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 13 09:47:24.726 INFO [stderr]  --> src/main.rs:1:12
Dec 13 09:47:24.726 INFO [stderr]   |
Dec 13 09:47:24.726 INFO [stderr] 1 | #![feature(extern_prelude)]
Dec 13 09:47:24.726 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 13 09:47:24.726 INFO [stderr]   |
Dec 13 09:47:24.726 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 13 09:47:24.726 INFO [stderr] 
Dec 13 09:47:24.984 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
Dec 13 09:47:24.985 INFO [stderr] su: No module specific data is present
Dec 13 09:47:25.268 INFO running `"docker" "inspect" "05a5187d6b4550e68ad98fe6c95513e37c4a994a5b3bda41668485a73d1a3363"`
Dec 13 09:47:25.411 INFO running `"docker" "rm" "-f" "05a5187d6b4550e68ad98fe6c95513e37c4a994a5b3bda41668485a73d1a3363"`
Dec 13 09:47:25.574 INFO [stdout] 05a5187d6b4550e68ad98fe6c95513e37c4a994a5b3bda41668485a73d1a3363
Dec 13 09:47:25.581 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --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 13 09:47:25.948 INFO [stdout] 61a35d5016452ec9a222c8a13dc4f88842fa63b25738a5d75af47262938161e2
Dec 13 09:47:25.953 INFO running `"docker" "start" "-a" "61a35d5016452ec9a222c8a13dc4f88842fa63b25738a5d75af47262938161e2"`
Dec 13 09:47:26.859 INFO [stderr] usermod: no changes
Dec 13 09:47:26.889 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 13 09:47:26.906 INFO [stderr]      Running /target/debug/deps/ipsum-d8fba832d8324a80
Dec 13 09:47:26.907 INFO [stdout] 
Dec 13 09:47:26.907 INFO [stdout] running 0 tests
Dec 13 09:47:26.907 INFO [stdout] 
Dec 13 09:47:26.907 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 09:47:26.907 INFO [stdout] 
Dec 13 09:47:26.910 INFO [stderr] su: No module specific data is present
Dec 13 09:47:27.650 INFO running `"docker" "inspect" "61a35d5016452ec9a222c8a13dc4f88842fa63b25738a5d75af47262938161e2"`
Dec 13 09:47:27.873 INFO running `"docker" "rm" "-f" "61a35d5016452ec9a222c8a13dc4f88842fa63b25738a5d75af47262938161e2"`
Dec 13 09:47:28.033 INFO [stdout] 61a35d5016452ec9a222c8a13dc4f88842fa63b25738a5d75af47262938161e2