Dec 07 10:19:36.688 INFO testing immutable-0.1.1 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 10:19:36.688 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 10:19:36.890 INFO [stdout] 3a8f9b5bdd7e6bd983af5d4218e54652da3f7a745b30287e513e2bf11a1a58d8
Dec 07 10:19:36.892 INFO running `"docker" "start" "-a" "3a8f9b5bdd7e6bd983af5d4218e54652da3f7a745b30287e513e2bf11a1a58d8"`
Dec 07 10:19:37.840 INFO [stderr] usermod: no changes
Dec 07 10:19:37.884 INFO [stderr]    Compiling immutable v0.1.1 (/source)
Dec 07 10:19:38.368 INFO [stderr] warning: unused import: `std::vec::IntoIter`
Dec 07 10:19:38.368 INFO [stderr]  --> src/list.rs:7:5
Dec 07 10:19:38.368 INFO [stderr]   |
Dec 07 10:19:38.368 INFO [stderr] 7 | use std::vec::IntoIter;
Dec 07 10:19:38.368 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 07 10:19:38.368 INFO [stderr]   |
Dec 07 10:19:38.368 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 07 10:19:38.368 INFO [stderr] 
Dec 07 10:19:38.514 INFO [stderr] warning: unused attribute
Dec 07 10:19:38.514 INFO [stderr]  --> src/list.rs:9:1
Dec 07 10:19:38.514 INFO [stderr]   |
Dec 07 10:19:38.514 INFO [stderr] 9 | #[macro_escape]
Dec 07 10:19:38.514 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 07 10:19:38.514 INFO [stderr]   |
Dec 07 10:19:38.514 INFO [stderr]   = note: #[warn(unused_attributes)] on by default
Dec 07 10:19:38.514 INFO [stderr] 
Dec 07 10:19:38.514 INFO [stderr] warning: unused attribute
Dec 07 10:19:38.514 INFO [stderr]   --> src/tree/binary_tree.rs:11:1
Dec 07 10:19:38.514 INFO [stderr]    |
Dec 07 10:19:38.514 INFO [stderr] 11 | #[macro_escape]
Dec 07 10:19:38.514 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 07 10:19:38.514 INFO [stderr] 
Dec 07 10:19:38.564 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
Dec 07 10:19:38.565 INFO [stderr] su: No module specific data is present
Dec 07 10:19:39.358 INFO running `"docker" "inspect" "3a8f9b5bdd7e6bd983af5d4218e54652da3f7a745b30287e513e2bf11a1a58d8"`
Dec 07 10:19:39.579 INFO running `"docker" "rm" "-f" "3a8f9b5bdd7e6bd983af5d4218e54652da3f7a745b30287e513e2bf11a1a58d8"`
Dec 07 10:19:39.832 INFO [stdout] 3a8f9b5bdd7e6bd983af5d4218e54652da3f7a745b30287e513e2bf11a1a58d8
Dec 07 10:19:39.835 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 10:19:40.153 INFO [stdout] f3dc3d0412c427c19ccc51c424a1b3481cc4f63d285c22686d374e1b32277fae
Dec 07 10:19:40.155 INFO running `"docker" "start" "-a" "f3dc3d0412c427c19ccc51c424a1b3481cc4f63d285c22686d374e1b32277fae"`
Dec 07 10:19:41.477 INFO [stderr] usermod: no changes
Dec 07 10:19:41.559 INFO [stderr]    Compiling immutable v0.1.1 (/source)
Dec 07 10:19:42.256 INFO [stderr] warning: unused import: `std::vec::IntoIter`
Dec 07 10:19:42.256 INFO [stderr]  --> src/list.rs:7:5
Dec 07 10:19:42.256 INFO [stderr]   |
Dec 07 10:19:42.256 INFO [stderr] 7 | use std::vec::IntoIter;
Dec 07 10:19:42.256 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 07 10:19:42.256 INFO [stderr]   |
Dec 07 10:19:42.256 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 07 10:19:42.256 INFO [stderr] 
Dec 07 10:19:42.533 INFO [stderr] warning: unused attribute
Dec 07 10:19:42.564 INFO [stderr]  --> src/list.rs:9:1
Dec 07 10:19:42.564 INFO [stderr]   |
Dec 07 10:19:42.564 INFO [stderr] 9 | #[macro_escape]
Dec 07 10:19:42.564 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 07 10:19:42.564 INFO [stderr]   |
Dec 07 10:19:42.564 INFO [stderr]   = note: #[warn(unused_attributes)] on by default
Dec 07 10:19:42.564 INFO [stderr] 
Dec 07 10:19:42.564 INFO [stderr] warning: unused attribute
Dec 07 10:19:42.564 INFO [stderr]   --> src/tree/binary_tree.rs:11:1
Dec 07 10:19:42.564 INFO [stderr]    |
Dec 07 10:19:42.564 INFO [stderr] 11 | #[macro_escape]
Dec 07 10:19:42.564 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 07 10:19:42.564 INFO [stderr] 
Dec 07 10:19:43.248 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.74s
Dec 07 10:19:43.250 INFO [stderr] su: No module specific data is present
Dec 07 10:19:43.716 INFO running `"docker" "inspect" "f3dc3d0412c427c19ccc51c424a1b3481cc4f63d285c22686d374e1b32277fae"`
Dec 07 10:19:43.966 INFO running `"docker" "rm" "-f" "f3dc3d0412c427c19ccc51c424a1b3481cc4f63d285c22686d374e1b32277fae"`
Dec 07 10:19:44.176 INFO [stdout] f3dc3d0412c427c19ccc51c424a1b3481cc4f63d285c22686d374e1b32277fae
Dec 07 10:19:44.178 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 10:19:44.563 INFO [stdout] 5b4682755c66973e9c4217c8a40d25407fb6457b9fca8e1db19f71dc5bfb54f3
Dec 07 10:19:44.565 INFO running `"docker" "start" "-a" "5b4682755c66973e9c4217c8a40d25407fb6457b9fca8e1db19f71dc5bfb54f3"`
Dec 07 10:19:45.603 INFO [stderr] usermod: no changes
Dec 07 10:19:45.639 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 07 10:19:45.639 INFO [stderr]      Running /target/debug/deps/immutable-bb6ea8be7ec220ec
Dec 07 10:19:45.657 INFO [stderr]    Doc-tests immutable
Dec 07 10:19:45.657 INFO [stdout] 
Dec 07 10:19:45.657 INFO [stdout] running 10 tests
Dec 07 10:19:45.657 INFO [stdout] test list::list_head ... ok
Dec 07 10:19:45.657 INFO [stdout] test list::list_iterator ... ok
Dec 07 10:19:45.657 INFO [stdout] test list::list_append ... ok
Dec 07 10:19:45.657 INFO [stdout] test list::list_macro ... ok
Dec 07 10:19:45.657 INFO [stdout] test tree::binary_tree::tree_iter ... ok
Dec 07 10:19:45.657 INFO [stdout] test tree::binary_tree::tree_macro ... ok
Dec 07 10:19:45.657 INFO [stdout] test tree::binary_tree::tree_balance ... ok
Dec 07 10:19:45.657 INFO [stdout] test tree::binary_tree::test_height ... ok
Dec 07 10:19:45.657 INFO [stdout] test map::map_macro ... ok
Dec 07 10:19:45.657 INFO [stdout] test list::list_tail ... ok
Dec 07 10:19:45.657 INFO [stdout] 
Dec 07 10:19:45.657 INFO [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 10:19:45.657 INFO [stdout] 
Dec 07 10:19:46.628 INFO [stdout] 
Dec 07 10:19:46.628 INFO [stdout] running 0 tests
Dec 07 10:19:46.628 INFO [stdout] 
Dec 07 10:19:46.628 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 10:19:46.628 INFO [stdout] 
Dec 07 10:19:46.640 INFO [stderr] su: No module specific data is present
Dec 07 10:19:47.100 INFO running `"docker" "inspect" "5b4682755c66973e9c4217c8a40d25407fb6457b9fca8e1db19f71dc5bfb54f3"`
Dec 07 10:19:47.324 INFO running `"docker" "rm" "-f" "5b4682755c66973e9c4217c8a40d25407fb6457b9fca8e1db19f71dc5bfb54f3"`
Dec 07 10:19:47.557 INFO [stdout] 5b4682755c66973e9c4217c8a40d25407fb6457b9fca8e1db19f71dc5bfb54f3