Dec 06 12:30:24.521 INFO testing KoharaKazuya/forest against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 12:30:24.521 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 12:30:24.732 INFO [stdout] e06d8fa77edfa2fd1038d54016f48594050856813d46af05e9fa5689dff639d5
Dec 06 12:30:24.734 INFO running `"docker" "start" "-a" "e06d8fa77edfa2fd1038d54016f48594050856813d46af05e9fa5689dff639d5"`
Dec 06 12:30:25.179 INFO [stderr] usermod: no changes
Dec 06 12:30:25.212 INFO [stderr]    Compiling forest v0.2.0 (/source)
Dec 06 12:30:25.616 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 12:30:25.616 INFO [stderr]   --> src/tree_formatter.rs:28:9
Dec 06 12:30:25.616 INFO [stderr]    |
Dec 06 12:30:25.616 INFO [stderr] 28 | /         write!(self.writer, "{}", match *shape {
Dec 06 12:30:25.616 INFO [stderr] 29 | |           Shape::Open => &self.ancestor_guide_open,
Dec 06 12:30:25.616 INFO [stderr] 30 | |           Shape::Close => &self.ancestor_guide_close,
Dec 06 12:30:25.616 INFO [stderr] 31 | |           _ => panic!("Unexpected Internal Value\nPerhaps, internal logic error...\nformatter can treat with only Open/Close Shape"),
Dec 06 12:30:25.616 INFO [stderr] 32 | |         });
Dec 06 12:30:25.616 INFO [stderr]    | |___________^
Dec 06 12:30:25.616 INFO [stderr]    |
Dec 06 12:30:25.616 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 12:30:25.616 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 12:30:25.616 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 06 12:30:25.616 INFO [stderr] 
Dec 06 12:30:25.616 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 12:30:25.616 INFO [stderr]   --> src/tree_formatter.rs:39:7
Dec 06 12:30:25.616 INFO [stderr]    |
Dec 06 12:30:25.616 INFO [stderr] 39 |       write!(self.writer, "{}{}\n", ng, entry.name);
Dec 06 12:30:25.616 INFO [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 12:30:25.616 INFO [stderr]    |
Dec 06 12:30:25.616 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 12:30:25.616 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 06 12:30:25.616 INFO [stderr] 
Dec 06 12:30:26.170 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
Dec 06 12:30:26.172 INFO [stderr] su: No module specific data is present
Dec 06 12:30:26.503 INFO running `"docker" "inspect" "e06d8fa77edfa2fd1038d54016f48594050856813d46af05e9fa5689dff639d5"`
Dec 06 12:30:26.561 INFO running `"docker" "rm" "-f" "e06d8fa77edfa2fd1038d54016f48594050856813d46af05e9fa5689dff639d5"`
Dec 06 12:30:26.660 INFO [stdout] e06d8fa77edfa2fd1038d54016f48594050856813d46af05e9fa5689dff639d5
Dec 06 12:30:26.664 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 12:30:26.875 INFO [stdout] d4dc0e8d3e7901e187f0aa7504da37c13cfd643a2379592c0c59a7a2791bedee
Dec 06 12:30:26.877 INFO running `"docker" "start" "-a" "d4dc0e8d3e7901e187f0aa7504da37c13cfd643a2379592c0c59a7a2791bedee"`
Dec 06 12:30:27.388 INFO [stderr] usermod: no changes
Dec 06 12:30:27.423 INFO [stderr]    Compiling forest v0.2.0 (/source)
Dec 06 12:30:27.954 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 12:30:27.954 INFO [stderr]   --> src/tree_formatter.rs:28:9
Dec 06 12:30:27.954 INFO [stderr]    |
Dec 06 12:30:27.954 INFO [stderr] 28 | /         write!(self.writer, "{}", match *shape {
Dec 06 12:30:27.954 INFO [stderr] 29 | |           Shape::Open => &self.ancestor_guide_open,
Dec 06 12:30:27.954 INFO [stderr] 30 | |           Shape::Close => &self.ancestor_guide_close,
Dec 06 12:30:27.954 INFO [stderr] 31 | |           _ => panic!("Unexpected Internal Value\nPerhaps, internal logic error...\nformatter can treat with only Open/Close Shape"),
Dec 06 12:30:27.954 INFO [stderr] 32 | |         });
Dec 06 12:30:27.954 INFO [stderr]    | |___________^
Dec 06 12:30:27.954 INFO [stderr]    |
Dec 06 12:30:27.954 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 12:30:27.954 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 12:30:27.954 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 06 12:30:27.954 INFO [stderr] 
Dec 06 12:30:27.954 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 12:30:27.954 INFO [stderr]   --> src/tree_formatter.rs:39:7
Dec 06 12:30:27.954 INFO [stderr]    |
Dec 06 12:30:27.954 INFO [stderr] 39 |       write!(self.writer, "{}{}\n", ng, entry.name);
Dec 06 12:30:27.954 INFO [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 12:30:27.954 INFO [stderr]    |
Dec 06 12:30:27.954 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 12:30:27.954 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 06 12:30:27.954 INFO [stderr] 
Dec 06 12:30:28.540 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
Dec 06 12:30:28.543 INFO [stderr] su: No module specific data is present
Dec 06 12:30:28.866 INFO running `"docker" "inspect" "d4dc0e8d3e7901e187f0aa7504da37c13cfd643a2379592c0c59a7a2791bedee"`
Dec 06 12:30:28.935 INFO running `"docker" "rm" "-f" "d4dc0e8d3e7901e187f0aa7504da37c13cfd643a2379592c0c59a7a2791bedee"`
Dec 06 12:30:29.015 INFO [stdout] d4dc0e8d3e7901e187f0aa7504da37c13cfd643a2379592c0c59a7a2791bedee
Dec 06 12:30:29.019 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 12:30:29.197 INFO [stdout] e9fc935eaf6147ffc9db0f53296de3303eac8a312791386dd2760022937abe08
Dec 06 12:30:29.199 INFO running `"docker" "start" "-a" "e9fc935eaf6147ffc9db0f53296de3303eac8a312791386dd2760022937abe08"`
Dec 06 12:30:29.604 INFO [stderr] usermod: no changes
Dec 06 12:30:29.636 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 12:30:29.640 INFO [stderr]      Running /target/debug/deps/forest-fd4ffaad14030796
Dec 06 12:30:29.641 INFO [stdout] 
Dec 06 12:30:29.641 INFO [stdout] running 10 tests
Dec 06 12:30:29.642 INFO [stdout] test tree_buider::test::test_build_simple_sibling ... ok
Dec 06 12:30:29.642 INFO [stdout] test tree_buider::test::test_build_simple_parent ... ok
Dec 06 12:30:29.642 INFO [stdout] test tree_buider::test::test_build_one_entry ... ok
Dec 06 12:30:29.642 INFO [stdout] test tree_buider::test::test_build_with_space_separator ... ok
Dec 06 12:30:29.642 INFO [stdout] test tree_buider::test::test_build_ancle ... ok
Dec 06 12:30:29.643 INFO [stdout] test tree_formatter::tests::test_print_ancle ... ok
Dec 06 12:30:29.643 INFO [stdout] test tree_buider::test::test_build_empty_tree ... ok
Dec 06 12:30:29.643 INFO [stdout] test tree_formatter::tests::test_print_simple_sibling ... ok
Dec 06 12:30:29.643 INFO [stdout] test tree_formatter::tests::test_print_one_entry ... ok
Dec 06 12:30:29.644 INFO [stdout] test tree_formatter::tests::test_print_simple_parent ... ok
Dec 06 12:30:29.645 INFO [stdout] 
Dec 06 12:30:29.645 INFO [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 12:30:29.645 INFO [stdout] 
Dec 06 12:30:29.646 INFO [stderr] su: No module specific data is present
Dec 06 12:30:29.887 INFO running `"docker" "inspect" "e9fc935eaf6147ffc9db0f53296de3303eac8a312791386dd2760022937abe08"`
Dec 06 12:30:29.968 INFO running `"docker" "rm" "-f" "e9fc935eaf6147ffc9db0f53296de3303eac8a312791386dd2760022937abe08"`
Dec 06 12:30:30.065 INFO [stdout] e9fc935eaf6147ffc9db0f53296de3303eac8a312791386dd2760022937abe08