Dec 14 08:47:20.053 INFO testing KoharaKazuya/forest against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 08:47:20.053 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 14 08:47:20.502 INFO [stdout] ec159db8ef6ab79c2701a482d5879182fe92e9d739eb1a5bf935374ce7e746cb
Dec 14 08:47:20.504 INFO running `"docker" "start" "-a" "ec159db8ef6ab79c2701a482d5879182fe92e9d739eb1a5bf935374ce7e746cb"`
Dec 14 08:47:21.040 INFO [stderr] usermod: no changes
Dec 14 08:47:21.067 INFO [stderr]    Compiling forest v0.2.0 (/source)
Dec 14 08:47:21.485 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 08:47:21.485 INFO [stderr]   --> src/tree_formatter.rs:28:9
Dec 14 08:47:21.485 INFO [stderr]    |
Dec 14 08:47:21.485 INFO [stderr] 28 | /         write!(self.writer, "{}", match *shape {
Dec 14 08:47:21.485 INFO [stderr] 29 | |           Shape::Open => &self.ancestor_guide_open,
Dec 14 08:47:21.485 INFO [stderr] 30 | |           Shape::Close => &self.ancestor_guide_close,
Dec 14 08:47:21.485 INFO [stderr] 31 | |           _ => panic!("Unexpected Internal Value\nPerhaps, internal logic error...\nformatter can treat with only Open/Close Shape"),
Dec 14 08:47:21.485 INFO [stderr] 32 | |         });
Dec 14 08:47:21.485 INFO [stderr]    | |___________^
Dec 14 08:47:21.485 INFO [stderr]    |
Dec 14 08:47:21.485 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 08:47:21.485 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 08:47:21.486 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 08:47:21.486 INFO [stderr] 
Dec 14 08:47:21.486 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 08:47:21.486 INFO [stderr]   --> src/tree_formatter.rs:39:7
Dec 14 08:47:21.486 INFO [stderr]    |
Dec 14 08:47:21.486 INFO [stderr] 39 |       write!(self.writer, "{}{}\n", ng, entry.name);
Dec 14 08:47:21.486 INFO [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:47:21.486 INFO [stderr]    |
Dec 14 08:47:21.486 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 08:47:21.486 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 08:47:21.486 INFO [stderr] 
Dec 14 08:47:21.971 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
Dec 14 08:47:21.971 INFO [stderr] su: No module specific data is present
Dec 14 08:47:22.451 INFO running `"docker" "inspect" "ec159db8ef6ab79c2701a482d5879182fe92e9d739eb1a5bf935374ce7e746cb"`
Dec 14 08:47:22.605 INFO running `"docker" "rm" "-f" "ec159db8ef6ab79c2701a482d5879182fe92e9d739eb1a5bf935374ce7e746cb"`
Dec 14 08:47:22.697 INFO [stdout] ec159db8ef6ab79c2701a482d5879182fe92e9d739eb1a5bf935374ce7e746cb
Dec 14 08:47:22.699 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 14 08:47:22.875 INFO [stdout] dc301b45505eafce5f5833591718d3b6d4ce5926e796315b0dacc7dbdf102109
Dec 14 08:47:22.877 INFO running `"docker" "start" "-a" "dc301b45505eafce5f5833591718d3b6d4ce5926e796315b0dacc7dbdf102109"`
Dec 14 08:47:23.305 INFO [stderr] usermod: no changes
Dec 14 08:47:23.334 INFO [stderr]    Compiling forest v0.2.0 (/source)
Dec 14 08:47:23.823 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 08:47:23.823 INFO [stderr]   --> src/tree_formatter.rs:28:9
Dec 14 08:47:23.823 INFO [stderr]    |
Dec 14 08:47:23.823 INFO [stderr] 28 | /         write!(self.writer, "{}", match *shape {
Dec 14 08:47:23.823 INFO [stderr] 29 | |           Shape::Open => &self.ancestor_guide_open,
Dec 14 08:47:23.823 INFO [stderr] 30 | |           Shape::Close => &self.ancestor_guide_close,
Dec 14 08:47:23.823 INFO [stderr] 31 | |           _ => panic!("Unexpected Internal Value\nPerhaps, internal logic error...\nformatter can treat with only Open/Close Shape"),
Dec 14 08:47:23.823 INFO [stderr] 32 | |         });
Dec 14 08:47:23.823 INFO [stderr]    | |___________^
Dec 14 08:47:23.823 INFO [stderr]    |
Dec 14 08:47:23.823 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 08:47:23.823 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 08:47:23.823 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 08:47:23.823 INFO [stderr] 
Dec 14 08:47:23.823 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 08:47:23.823 INFO [stderr]   --> src/tree_formatter.rs:39:7
Dec 14 08:47:23.823 INFO [stderr]    |
Dec 14 08:47:23.823 INFO [stderr] 39 |       write!(self.writer, "{}{}\n", ng, entry.name);
Dec 14 08:47:23.823 INFO [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 08:47:23.823 INFO [stderr]    |
Dec 14 08:47:23.823 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 08:47:23.823 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 08:47:23.823 INFO [stderr] 
Dec 14 08:47:24.417 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
Dec 14 08:47:24.417 INFO [stderr] su: No module specific data is present
Dec 14 08:47:24.652 INFO running `"docker" "inspect" "dc301b45505eafce5f5833591718d3b6d4ce5926e796315b0dacc7dbdf102109"`
Dec 14 08:47:24.729 INFO running `"docker" "rm" "-f" "dc301b45505eafce5f5833591718d3b6d4ce5926e796315b0dacc7dbdf102109"`
Dec 14 08:47:24.832 INFO [stdout] dc301b45505eafce5f5833591718d3b6d4ce5926e796315b0dacc7dbdf102109
Dec 14 08:47:24.835 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 14 08:47:24.993 INFO [stdout] 87d271a5920f217b68243148351ac91ddfa43d342748f32aa1b9453b5c5a8f95
Dec 14 08:47:24.997 INFO running `"docker" "start" "-a" "87d271a5920f217b68243148351ac91ddfa43d342748f32aa1b9453b5c5a8f95"`
Dec 14 08:47:25.482 INFO [stderr] usermod: no changes
Dec 14 08:47:25.516 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 14 08:47:25.517 INFO [stderr]      Running /target/debug/deps/forest-06b6da7d7e32ffb1
Dec 14 08:47:25.522 INFO [stdout] 
Dec 14 08:47:25.522 INFO [stdout] running 10 tests
Dec 14 08:47:25.523 INFO [stdout] test tree_buider::test::test_build_empty_tree ... ok
Dec 14 08:47:25.523 INFO [stdout] test tree_buider::test::test_build_ancle ... ok
Dec 14 08:47:25.523 INFO [stdout] test tree_buider::test::test_build_one_entry ... ok
Dec 14 08:47:25.523 INFO [stdout] test tree_buider::test::test_build_simple_parent ... ok
Dec 14 08:47:25.523 INFO [stdout] test tree_buider::test::test_build_with_space_separator ... ok
Dec 14 08:47:25.523 INFO [stdout] test tree_formatter::tests::test_print_simple_sibling ... ok
Dec 14 08:47:25.523 INFO [stdout] test tree_formatter::tests::test_print_ancle ... ok
Dec 14 08:47:25.523 INFO [stdout] test tree_buider::test::test_build_simple_sibling ... ok
Dec 14 08:47:25.527 INFO [stdout] test tree_formatter::tests::test_print_one_entry ... ok
Dec 14 08:47:25.528 INFO [stdout] test tree_formatter::tests::test_print_simple_parent ... ok
Dec 14 08:47:25.528 INFO [stdout] 
Dec 14 08:47:25.528 INFO [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 08:47:25.528 INFO [stdout] 
Dec 14 08:47:25.529 INFO [stderr] su: No module specific data is present
Dec 14 08:47:25.867 INFO running `"docker" "inspect" "87d271a5920f217b68243148351ac91ddfa43d342748f32aa1b9453b5c5a8f95"`
Dec 14 08:47:26.043 INFO running `"docker" "rm" "-f" "87d271a5920f217b68243148351ac91ddfa43d342748f32aa1b9453b5c5a8f95"`
Dec 14 08:47:26.371 INFO [stdout] 87d271a5920f217b68243148351ac91ddfa43d342748f32aa1b9453b5c5a8f95