Dec 14 10:39:50.213 INFO testing Emerentius/drain_experiments against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 10:39:50.213 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 10:39:50.623 INFO [stdout] 0624f53a95aab50d004d9a4bee39147c41b946f2606d66bdafbce9d2be5eadf2
Dec 14 10:39:50.628 INFO running `"docker" "start" "-a" "0624f53a95aab50d004d9a4bee39147c41b946f2606d66bdafbce9d2be5eadf2"`
Dec 14 10:39:51.546 INFO [stderr] usermod: no changes
Dec 14 10:39:51.591 INFO [stderr]    Compiling try_drain v0.1.0 (/source)
Dec 14 10:39:52.063 INFO [stderr] warning: unused imports: `Exhausting`, `IteratorExt`
Dec 14 10:39:52.063 INFO [stderr]   --> src/lib.rs:11:18
Dec 14 10:39:52.063 INFO [stderr]    |
Dec 14 10:39:52.063 INFO [stderr] 11 | use exhausting::{Exhausting, IteratorExt};
Dec 14 10:39:52.063 INFO [stderr]    |                  ^^^^^^^^^^  ^^^^^^^^^^^
Dec 14 10:39:52.063 INFO [stderr]    |
Dec 14 10:39:52.063 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 14 10:39:52.063 INFO [stderr] 
Dec 14 10:39:52.063 INFO [stderr] warning: unused import: `StreamElement`
Dec 14 10:39:52.063 INFO [stderr]   --> src/lib.rs:14:44
Dec 14 10:39:52.063 INFO [stderr]    |
Dec 14 10:39:52.063 INFO [stderr] 14 | use drain_element_streaming::{StreamDrain, StreamElement};
Dec 14 10:39:52.063 INFO [stderr]    |                                            ^^^^^^^^^^^^^
Dec 14 10:39:52.063 INFO [stderr] 
Dec 14 10:39:52.063 INFO [stderr] warning: unused import: `CursorIter`
Dec 14 10:39:52.063 INFO [stderr]   --> src/lib.rs:17:22
Dec 14 10:39:52.063 INFO [stderr]    |
Dec 14 10:39:52.063 INFO [stderr] 17 | use cursor::{Cursor, CursorIter};
Dec 14 10:39:52.063 INFO [stderr]    |                      ^^^^^^^^^^
Dec 14 10:39:52.063 INFO [stderr] 
Dec 14 10:39:52.179 INFO [stderr] warning: unused variable: `rg`
Dec 14 10:39:52.179 INFO [stderr]   --> src/lib.rs:58:24
Dec 14 10:39:52.179 INFO [stderr]    |
Dec 14 10:39:52.179 INFO [stderr] 58 |     pub fn range(self, rg: std::ops::Range<usize>) -> Self {
Dec 14 10:39:52.179 INFO [stderr]    |                        ^^ help: consider using `_rg` instead
Dec 14 10:39:52.179 INFO [stderr]    |
Dec 14 10:39:52.179 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 10:39:52.179 INFO [stderr] 
Dec 14 10:39:52.221 INFO [stderr] warning: method is never used: `take`
Dec 14 10:39:52.221 INFO [stderr]    --> src/cursor.rs:225:5
Dec 14 10:39:52.221 INFO [stderr]     |
Dec 14 10:39:52.221 INFO [stderr] 225 |     fn take(self) -> T {
Dec 14 10:39:52.221 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^
Dec 14 10:39:52.221 INFO [stderr]     |
Dec 14 10:39:52.221 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 14 10:39:52.221 INFO [stderr] 
Dec 14 10:39:52.283 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
Dec 14 10:39:52.285 INFO [stderr] su: No module specific data is present
Dec 14 10:39:52.798 INFO running `"docker" "inspect" "0624f53a95aab50d004d9a4bee39147c41b946f2606d66bdafbce9d2be5eadf2"`
Dec 14 10:39:53.079 INFO running `"docker" "rm" "-f" "0624f53a95aab50d004d9a4bee39147c41b946f2606d66bdafbce9d2be5eadf2"`
Dec 14 10:39:53.359 INFO [stdout] 0624f53a95aab50d004d9a4bee39147c41b946f2606d66bdafbce9d2be5eadf2
Dec 14 10:39:53.361 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 10:39:53.777 INFO [stdout] 577fe7aa65d3c982645285f530f059399a5e7329961ca4ac56f21600d3249899
Dec 14 10:39:53.780 INFO running `"docker" "start" "-a" "577fe7aa65d3c982645285f530f059399a5e7329961ca4ac56f21600d3249899"`
Dec 14 10:39:55.219 INFO [stderr] usermod: no changes
Dec 14 10:39:55.295 INFO [stderr]    Compiling try_drain v0.1.0 (/source)
Dec 14 10:39:56.135 INFO [stderr] warning: unused imports: `Exhausting`, `IteratorExt`
Dec 14 10:39:56.135 INFO [stderr]   --> src/lib.rs:11:18
Dec 14 10:39:56.135 INFO [stderr]    |
Dec 14 10:39:56.135 INFO [stderr] 11 | use exhausting::{Exhausting, IteratorExt};
Dec 14 10:39:56.135 INFO [stderr]    |                  ^^^^^^^^^^  ^^^^^^^^^^^
Dec 14 10:39:56.135 INFO [stderr]    |
Dec 14 10:39:56.135 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 14 10:39:56.135 INFO [stderr] 
Dec 14 10:39:56.135 INFO [stderr] warning: unused import: `StreamElement`
Dec 14 10:39:56.135 INFO [stderr]   --> src/lib.rs:14:44
Dec 14 10:39:56.135 INFO [stderr]    |
Dec 14 10:39:56.135 INFO [stderr] 14 | use drain_element_streaming::{StreamDrain, StreamElement};
Dec 14 10:39:56.135 INFO [stderr]    |                                            ^^^^^^^^^^^^^
Dec 14 10:39:56.135 INFO [stderr] 
Dec 14 10:39:56.135 INFO [stderr] warning: unused import: `CursorIter`
Dec 14 10:39:56.135 INFO [stderr]   --> src/lib.rs:17:22
Dec 14 10:39:56.135 INFO [stderr]    |
Dec 14 10:39:56.135 INFO [stderr] 17 | use cursor::{Cursor, CursorIter};
Dec 14 10:39:56.135 INFO [stderr]    |                      ^^^^^^^^^^
Dec 14 10:39:56.135 INFO [stderr] 
Dec 14 10:39:56.279 INFO [stderr] warning: unused variable: `rg`
Dec 14 10:39:56.279 INFO [stderr]   --> src/lib.rs:58:24
Dec 14 10:39:56.279 INFO [stderr]    |
Dec 14 10:39:56.279 INFO [stderr] 58 |     pub fn range(self, rg: std::ops::Range<usize>) -> Self {
Dec 14 10:39:56.279 INFO [stderr]    |                        ^^ help: consider using `_rg` instead
Dec 14 10:39:56.279 INFO [stderr]    |
Dec 14 10:39:56.279 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 10:39:56.279 INFO [stderr] 
Dec 14 10:39:56.311 INFO [stderr] warning: method is never used: `take`
Dec 14 10:39:56.311 INFO [stderr]    --> src/cursor.rs:225:5
Dec 14 10:39:56.311 INFO [stderr]     |
Dec 14 10:39:56.311 INFO [stderr] 225 |     fn take(self) -> T {
Dec 14 10:39:56.311 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^
Dec 14 10:39:56.311 INFO [stderr]     |
Dec 14 10:39:56.311 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 14 10:39:56.312 INFO [stderr] 
Dec 14 10:39:57.895 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.64s
Dec 14 10:39:57.898 INFO [stderr] su: No module specific data is present
Dec 14 10:39:59.147 INFO running `"docker" "inspect" "577fe7aa65d3c982645285f530f059399a5e7329961ca4ac56f21600d3249899"`
Dec 14 10:39:59.415 INFO running `"docker" "rm" "-f" "577fe7aa65d3c982645285f530f059399a5e7329961ca4ac56f21600d3249899"`
Dec 14 10:39:59.755 INFO [stdout] 577fe7aa65d3c982645285f530f059399a5e7329961ca4ac56f21600d3249899
Dec 14 10:39:59.763 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 10:40:00.121 INFO [stdout] daa3ed248632e662af2a8aa6f5ea7e0adcc91f8ff4de875571372e1894d4e957
Dec 14 10:40:00.127 INFO running `"docker" "start" "-a" "daa3ed248632e662af2a8aa6f5ea7e0adcc91f8ff4de875571372e1894d4e957"`
Dec 14 10:40:01.303 INFO [stderr] usermod: no changes
Dec 14 10:40:01.347 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 14 10:40:01.355 INFO [stdout] 
Dec 14 10:40:01.355 INFO [stdout] running 0 tests
Dec 14 10:40:01.355 INFO [stdout] 
Dec 14 10:40:01.355 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 10:40:01.355 INFO [stdout] 
Dec 14 10:40:01.355 INFO [stderr]      Running /target/debug/deps/try_drain-5021815a78045a5c
Dec 14 10:40:01.359 INFO [stderr]      Running /target/debug/deps/lib-1f7b6ef9ead0ca9c
Dec 14 10:40:01.371 INFO [stdout] 
Dec 14 10:40:01.371 INFO [stdout] running 19 tests
Dec 14 10:40:01.423 INFO [stdout] test _0a_noop ... ok
Dec 14 10:40:01.471 INFO [stdout] test _0f_bomb_cursor ... ok
Dec 14 10:40:01.539 INFO [stdout] test _0b_bomb_drain ... ok
Dec 14 10:40:01.555 INFO [stdout] test _0c_bomb_drain_filter ... ok
Dec 14 10:40:01.555 INFO [stdout] test _0d_bomb_elem_try_drain ... ok
Dec 14 10:40:01.567 INFO [stdout] test _0e_bomb_stream_drain ... ok
Dec 14 10:40:01.591 INFO [stdout] test _0d_bomb_try_drain ... ok
Dec 14 10:40:01.591 INFO [stdout] test _0d_bomb_elem_move_drain ... ok
Dec 14 10:40:01.591 INFO [stdout] test _0f_bomb_cursor_iter ... ok
Dec 14 10:40:02.631 INFO [stdout] test _1a_noop ... ok
Dec 14 10:40:02.675 INFO [stdout] test _1f_exhaust_string_cursor ... ok
Dec 14 10:40:02.675 INFO [stdout] test _1e_exhaust_string_stream_drain ... ok
Dec 14 10:40:02.696 INFO [stdout] test _1b_exhaust_string_drain ... ok
Dec 14 10:40:02.696 INFO [stdout] test _1c_exhaust_string_drain_filter ... ok
Dec 14 10:40:02.697 INFO [stdout] test _1d_exhaust_string_try_drain ... ok
Dec 14 10:40:02.703 INFO [stdout] test _1d_exhaust_string_elem_try_drain ... ok
Dec 14 10:40:02.705 INFO [stdout] test _1d_exhaust_string_elem_move_drain ... ok
Dec 14 10:40:02.922 INFO [stdout] test _1f_exhaust_string_cursor_clear ... ok
Dec 14 10:40:02.951 INFO [stdout] test _1f_exhaust_string_cursor_iter ... ok
Dec 14 10:40:02.951 INFO [stdout] 
Dec 14 10:40:02.951 INFO [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 10:40:02.951 INFO [stdout] 
Dec 14 10:40:02.963 INFO [stderr]    Doc-tests try_drain
Dec 14 10:40:03.879 INFO [stdout] 
Dec 14 10:40:03.879 INFO [stdout] running 0 tests
Dec 14 10:40:03.879 INFO [stdout] 
Dec 14 10:40:03.879 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 10:40:03.879 INFO [stdout] 
Dec 14 10:40:03.887 INFO [stderr] su: No module specific data is present
Dec 14 10:40:04.823 INFO running `"docker" "inspect" "daa3ed248632e662af2a8aa6f5ea7e0adcc91f8ff4de875571372e1894d4e957"`
Dec 14 10:40:05.056 INFO running `"docker" "rm" "-f" "daa3ed248632e662af2a8aa6f5ea7e0adcc91f8ff4de875571372e1894d4e957"`
Dec 14 10:40:05.249 INFO [stdout] daa3ed248632e662af2a8aa6f5ea7e0adcc91f8ff4de875571372e1894d4e957