Dec 06 14:18:35.958 INFO testing Emerentius/drain_experiments against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 14:18:35.958 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 14:18:36.508 INFO [stdout] 75f25a581ebea42013e457f501e5490c8b193f8c69ab0b4459fa5fe59afdb1aa
Dec 06 14:18:36.510 INFO running `"docker" "start" "-a" "75f25a581ebea42013e457f501e5490c8b193f8c69ab0b4459fa5fe59afdb1aa"`
Dec 06 14:18:37.860 INFO [stderr] usermod: no changes
Dec 06 14:18:37.903 INFO [stderr]    Compiling try_drain v0.1.0 (/source)
Dec 06 14:18:38.224 INFO [stderr] warning: unused imports: `Exhausting`, `IteratorExt`
Dec 06 14:18:38.224 INFO [stderr]   --> src/lib.rs:11:18
Dec 06 14:18:38.224 INFO [stderr]    |
Dec 06 14:18:38.224 INFO [stderr] 11 | use exhausting::{Exhausting, IteratorExt};
Dec 06 14:18:38.224 INFO [stderr]    |                  ^^^^^^^^^^  ^^^^^^^^^^^
Dec 06 14:18:38.224 INFO [stderr]    |
Dec 06 14:18:38.224 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 06 14:18:38.224 INFO [stderr] 
Dec 06 14:18:38.224 INFO [stderr] warning: unused import: `StreamElement`
Dec 06 14:18:38.224 INFO [stderr]   --> src/lib.rs:14:44
Dec 06 14:18:38.224 INFO [stderr]    |
Dec 06 14:18:38.224 INFO [stderr] 14 | use drain_element_streaming::{StreamDrain, StreamElement};
Dec 06 14:18:38.224 INFO [stderr]    |                                            ^^^^^^^^^^^^^
Dec 06 14:18:38.224 INFO [stderr] 
Dec 06 14:18:38.224 INFO [stderr] warning: unused import: `CursorIter`
Dec 06 14:18:38.224 INFO [stderr]   --> src/lib.rs:17:22
Dec 06 14:18:38.224 INFO [stderr]    |
Dec 06 14:18:38.224 INFO [stderr] 17 | use cursor::{Cursor, CursorIter};
Dec 06 14:18:38.224 INFO [stderr]    |                      ^^^^^^^^^^
Dec 06 14:18:38.224 INFO [stderr] 
Dec 06 14:18:38.335 INFO [stderr] warning: unused variable: `rg`
Dec 06 14:18:38.335 INFO [stderr]   --> src/lib.rs:58:24
Dec 06 14:18:38.335 INFO [stderr]    |
Dec 06 14:18:38.336 INFO [stderr] 58 |     pub fn range(self, rg: std::ops::Range<usize>) -> Self {
Dec 06 14:18:38.336 INFO [stderr]    |                        ^^ help: consider using `_rg` instead
Dec 06 14:18:38.336 INFO [stderr]    |
Dec 06 14:18:38.336 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 14:18:38.336 INFO [stderr] 
Dec 06 14:18:38.372 INFO [stderr] warning: method is never used: `take`
Dec 06 14:18:38.372 INFO [stderr]    --> src/cursor.rs:225:5
Dec 06 14:18:38.372 INFO [stderr]     |
Dec 06 14:18:38.372 INFO [stderr] 225 |     fn take(self) -> T {
Dec 06 14:18:38.372 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^
Dec 06 14:18:38.372 INFO [stderr]     |
Dec 06 14:18:38.373 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 06 14:18:38.373 INFO [stderr] 
Dec 06 14:18:38.427 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
Dec 06 14:18:38.428 INFO [stderr] su: No module specific data is present
Dec 06 14:18:39.308 INFO running `"docker" "inspect" "75f25a581ebea42013e457f501e5490c8b193f8c69ab0b4459fa5fe59afdb1aa"`
Dec 06 14:18:39.600 INFO running `"docker" "rm" "-f" "75f25a581ebea42013e457f501e5490c8b193f8c69ab0b4459fa5fe59afdb1aa"`
Dec 06 14:18:39.816 INFO [stdout] 75f25a581ebea42013e457f501e5490c8b193f8c69ab0b4459fa5fe59afdb1aa
Dec 06 14:18:39.818 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 14:18:40.218 INFO [stdout] e77c2e7dfd8a40c8f49d976752a5d1ad50ff64e6d7bcbf285dba4d40528639d8
Dec 06 14:18:40.220 INFO running `"docker" "start" "-a" "e77c2e7dfd8a40c8f49d976752a5d1ad50ff64e6d7bcbf285dba4d40528639d8"`
Dec 06 14:18:41.851 INFO [stderr] usermod: no changes
Dec 06 14:18:41.904 INFO [stderr]    Compiling try_drain v0.1.0 (/source)
Dec 06 14:18:42.496 INFO [stderr] warning: unused imports: `Exhausting`, `IteratorExt`
Dec 06 14:18:42.496 INFO [stderr]   --> src/lib.rs:11:18
Dec 06 14:18:42.496 INFO [stderr]    |
Dec 06 14:18:42.496 INFO [stderr] 11 | use exhausting::{Exhausting, IteratorExt};
Dec 06 14:18:42.496 INFO [stderr]    |                  ^^^^^^^^^^  ^^^^^^^^^^^
Dec 06 14:18:42.496 INFO [stderr]    |
Dec 06 14:18:42.496 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 06 14:18:42.496 INFO [stderr] 
Dec 06 14:18:42.496 INFO [stderr] warning: unused import: `StreamElement`
Dec 06 14:18:42.496 INFO [stderr]   --> src/lib.rs:14:44
Dec 06 14:18:42.496 INFO [stderr]    |
Dec 06 14:18:42.496 INFO [stderr] 14 | use drain_element_streaming::{StreamDrain, StreamElement};
Dec 06 14:18:42.496 INFO [stderr]    |                                            ^^^^^^^^^^^^^
Dec 06 14:18:42.496 INFO [stderr] 
Dec 06 14:18:42.496 INFO [stderr] warning: unused import: `CursorIter`
Dec 06 14:18:42.496 INFO [stderr]   --> src/lib.rs:17:22
Dec 06 14:18:42.496 INFO [stderr]    |
Dec 06 14:18:42.496 INFO [stderr] 17 | use cursor::{Cursor, CursorIter};
Dec 06 14:18:42.496 INFO [stderr]    |                      ^^^^^^^^^^
Dec 06 14:18:42.496 INFO [stderr] 
Dec 06 14:18:42.636 INFO [stderr] warning: unused variable: `rg`
Dec 06 14:18:42.636 INFO [stderr]   --> src/lib.rs:58:24
Dec 06 14:18:42.636 INFO [stderr]    |
Dec 06 14:18:42.636 INFO [stderr] 58 |     pub fn range(self, rg: std::ops::Range<usize>) -> Self {
Dec 06 14:18:42.636 INFO [stderr]    |                        ^^ help: consider using `_rg` instead
Dec 06 14:18:42.636 INFO [stderr]    |
Dec 06 14:18:42.636 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 14:18:42.636 INFO [stderr] 
Dec 06 14:18:42.668 INFO [stderr] warning: method is never used: `take`
Dec 06 14:18:42.668 INFO [stderr]    --> src/cursor.rs:225:5
Dec 06 14:18:42.668 INFO [stderr]     |
Dec 06 14:18:42.668 INFO [stderr] 225 |     fn take(self) -> T {
Dec 06 14:18:42.668 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^
Dec 06 14:18:42.668 INFO [stderr]     |
Dec 06 14:18:42.668 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 06 14:18:42.668 INFO [stderr] 
Dec 06 14:18:43.740 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
Dec 06 14:18:43.742 INFO [stderr] su: No module specific data is present
Dec 06 14:18:44.008 INFO running `"docker" "inspect" "e77c2e7dfd8a40c8f49d976752a5d1ad50ff64e6d7bcbf285dba4d40528639d8"`
Dec 06 14:18:44.093 INFO running `"docker" "rm" "-f" "e77c2e7dfd8a40c8f49d976752a5d1ad50ff64e6d7bcbf285dba4d40528639d8"`
Dec 06 14:18:44.180 INFO [stdout] e77c2e7dfd8a40c8f49d976752a5d1ad50ff64e6d7bcbf285dba4d40528639d8
Dec 06 14:18:44.182 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 14:18:44.329 INFO [stdout] 82dd251595a1e781b90f5088861d0525cc9a3404e22b761c171dbd275fb11e45
Dec 06 14:18:44.333 INFO running `"docker" "start" "-a" "82dd251595a1e781b90f5088861d0525cc9a3404e22b761c171dbd275fb11e45"`
Dec 06 14:18:44.711 INFO [stderr] usermod: no changes
Dec 06 14:18:44.738 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 14:18:44.739 INFO [stderr]      Running /target/debug/deps/try_drain-542d9714e6005fc6
Dec 06 14:18:44.740 INFO [stdout] 
Dec 06 14:18:44.740 INFO [stdout] running 0 tests
Dec 06 14:18:44.741 INFO [stdout] 
Dec 06 14:18:44.741 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 14:18:44.741 INFO [stdout] 
Dec 06 14:18:44.741 INFO [stderr]      Running /target/debug/deps/lib-670238315296512d
Dec 06 14:18:44.742 INFO [stdout] 
Dec 06 14:18:44.742 INFO [stdout] running 19 tests
Dec 06 14:18:44.768 INFO [stdout] test _0e_bomb_stream_drain ... ok
Dec 06 14:18:44.788 INFO [stdout] test _0f_bomb_cursor_iter ... ok
Dec 06 14:18:44.796 INFO [stdout] test _0a_noop ... ok
Dec 06 14:18:44.808 INFO [stdout] test _0d_bomb_try_drain ... ok
Dec 06 14:18:44.824 INFO [stdout] test _0d_bomb_elem_move_drain ... ok
Dec 06 14:18:44.824 INFO [stdout] test _0d_bomb_elem_try_drain ... ok
Dec 06 14:18:44.850 INFO [stdout] test _0c_bomb_drain_filter ... ok
Dec 06 14:18:44.851 INFO [stdout] test _0f_bomb_cursor ... ok
Dec 06 14:18:44.859 INFO [stdout] test _0b_bomb_drain ... ok
Dec 06 14:18:45.298 INFO [stdout] test _1a_noop ... ok
Dec 06 14:18:45.524 INFO [stdout] test _1b_exhaust_string_drain ... ok
Dec 06 14:18:45.592 INFO [stdout] test _1c_exhaust_string_drain_filter ... ok
Dec 06 14:18:45.600 INFO [stdout] test _1d_exhaust_string_elem_try_drain ... ok
Dec 06 14:18:45.643 INFO [stdout] test _1d_exhaust_string_elem_move_drain ... ok
Dec 06 14:18:45.643 INFO [stdout] test _1e_exhaust_string_stream_drain ... ok
Dec 06 14:18:45.648 INFO [stdout] test _1d_exhaust_string_try_drain ... ok
Dec 06 14:18:45.681 INFO [stdout] test _1f_exhaust_string_cursor ... ok
Dec 06 14:18:45.726 INFO [stdout] test _1f_exhaust_string_cursor_clear ... ok
Dec 06 14:18:45.726 INFO [stdout] test _1f_exhaust_string_cursor_iter ... ok
Dec 06 14:18:45.726 INFO [stdout] 
Dec 06 14:18:45.726 INFO [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 14:18:45.726 INFO [stdout] 
Dec 06 14:18:45.728 INFO [stderr]    Doc-tests try_drain
Dec 06 14:18:46.043 INFO [stdout] 
Dec 06 14:18:46.043 INFO [stdout] running 0 tests
Dec 06 14:18:46.043 INFO [stdout] 
Dec 06 14:18:46.043 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 14:18:46.043 INFO [stdout] 
Dec 06 14:18:46.049 INFO [stderr] su: No module specific data is present
Dec 06 14:18:46.289 INFO running `"docker" "inspect" "82dd251595a1e781b90f5088861d0525cc9a3404e22b761c171dbd275fb11e45"`
Dec 06 14:18:46.385 INFO running `"docker" "rm" "-f" "82dd251595a1e781b90f5088861d0525cc9a3404e22b761c171dbd275fb11e45"`
Dec 06 14:18:46.465 INFO [stdout] 82dd251595a1e781b90f5088861d0525cc9a3404e22b761c171dbd275fb11e45