Dec 06 04:52:18.193 INFO testing brntsllvn/mgit against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 04:52:18.193 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 04:52:18.374 INFO [stdout] 7c833c236096ec52ebcdd4bb129d7dcbe6f3af4a382f8bca24aea63c5a310bf1
Dec 06 04:52:18.376 INFO running `"docker" "start" "-a" "7c833c236096ec52ebcdd4bb129d7dcbe6f3af4a382f8bca24aea63c5a310bf1"`
Dec 06 04:52:18.791 INFO [stderr] usermod: no changes
Dec 06 04:52:18.873 INFO [stderr]    Compiling libz-sys v1.0.20
Dec 06 04:52:20.364 INFO [stderr]    Compiling flate2 v1.0.2
Dec 06 04:52:21.612 INFO [stderr]    Compiling mgit v0.1.0 (/source)
Dec 06 04:52:24.136 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.32s
Dec 06 04:52:24.144 INFO [stderr] su: No module specific data is present
Dec 06 04:52:24.960 INFO running `"docker" "inspect" "7c833c236096ec52ebcdd4bb129d7dcbe6f3af4a382f8bca24aea63c5a310bf1"`
Dec 06 04:52:25.278 INFO running `"docker" "rm" "-f" "7c833c236096ec52ebcdd4bb129d7dcbe6f3af4a382f8bca24aea63c5a310bf1"`
Dec 06 04:52:25.665 INFO [stdout] 7c833c236096ec52ebcdd4bb129d7dcbe6f3af4a382f8bca24aea63c5a310bf1
Dec 06 04:52:25.670 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 04:52:26.124 INFO [stdout] 439b546e128f2c575f32cc58195d7b019f20a0f4184632a12cd23f9b81f3a8d5
Dec 06 04:52:26.128 INFO running `"docker" "start" "-a" "439b546e128f2c575f32cc58195d7b019f20a0f4184632a12cd23f9b81f3a8d5"`
Dec 06 04:52:27.493 INFO [stderr] usermod: no changes
Dec 06 04:52:27.583 INFO [stderr]    Compiling mgit v0.1.0 (/source)
Dec 06 04:52:28.497 INFO [stderr] warning: unused variable: `new_file`
Dec 06 04:52:28.497 INFO [stderr]    --> src/database/index.rs:180:13
Dec 06 04:52:28.497 INFO [stderr]     |
Dec 06 04:52:28.497 INFO [stderr] 180 |         let new_file = File::create(new_filepath).expect("could not create test file");
Dec 06 04:52:28.497 INFO [stderr]     |             ^^^^^^^^ help: consider using `_new_file` instead
Dec 06 04:52:28.497 INFO [stderr]     |
Dec 06 04:52:28.497 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 06 04:52:28.497 INFO [stderr] 
Dec 06 04:52:28.554 INFO [stderr] warning: variable does not need to be mutable
Dec 06 04:52:28.554 INFO [stderr]    --> src/database/index.rs:186:13
Dec 06 04:52:28.554 INFO [stderr]     |
Dec 06 04:52:28.554 INFO [stderr] 186 |         let mut index_hash = get_index_contents();
Dec 06 04:52:28.554 INFO [stderr]     |             ----^^^^^^^^^^
Dec 06 04:52:28.554 INFO [stderr]     |             |
Dec 06 04:52:28.554 INFO [stderr]     |             help: remove this `mut`
Dec 06 04:52:28.554 INFO [stderr]     |
Dec 06 04:52:28.555 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 06 04:52:28.555 INFO [stderr] 
Dec 06 04:52:28.568 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.568 INFO [stderr]   --> src/commands/init.rs:35:9
Dec 06 04:52:28.568 INFO [stderr]    |
Dec 06 04:52:28.568 INFO [stderr] 35 |         fs::create_dir(test_dir);
Dec 06 04:52:28.568 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.569 INFO [stderr]    |
Dec 06 04:52:28.569 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 04:52:28.569 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.569 INFO [stderr] 
Dec 06 04:52:28.569 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.569 INFO [stderr]   --> src/commands/init.rs:63:9
Dec 06 04:52:28.569 INFO [stderr]    |
Dec 06 04:52:28.569 INFO [stderr] 63 |         env::set_current_dir("..");
Dec 06 04:52:28.569 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.569 INFO [stderr]    |
Dec 06 04:52:28.569 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.569 INFO [stderr] 
Dec 06 04:52:28.569 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.569 INFO [stderr]   --> src/commands/init.rs:64:9
Dec 06 04:52:28.569 INFO [stderr]    |
Dec 06 04:52:28.569 INFO [stderr] 64 |         fs::remove_dir_all(test_dir);
Dec 06 04:52:28.569 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.569 INFO [stderr]    |
Dec 06 04:52:28.569 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.569 INFO [stderr] 
Dec 06 04:52:28.569 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.569 INFO [stderr]    --> src/database/index.rs:142:9
Dec 06 04:52:28.569 INFO [stderr]     |
Dec 06 04:52:28.569 INFO [stderr] 142 |         fs::create_dir(test_dir);
Dec 06 04:52:28.569 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.569 INFO [stderr]     |
Dec 06 04:52:28.569 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.569 INFO [stderr] 
Dec 06 04:52:28.569 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.569 INFO [stderr]    --> src/database/index.rs:145:9
Dec 06 04:52:28.569 INFO [stderr]     |
Dec 06 04:52:28.569 INFO [stderr] 145 |         fs::create_dir(MGIT_PATH);
Dec 06 04:52:28.569 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.569 INFO [stderr]     |
Dec 06 04:52:28.569 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.569 INFO [stderr] 
Dec 06 04:52:28.569 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.569 INFO [stderr]    --> src/database/index.rs:166:9
Dec 06 04:52:28.569 INFO [stderr]     |
Dec 06 04:52:28.569 INFO [stderr] 166 |         env::set_current_dir("..");
Dec 06 04:52:28.569 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.569 INFO [stderr]     |
Dec 06 04:52:28.569 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.569 INFO [stderr] 
Dec 06 04:52:28.569 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.569 INFO [stderr]    --> src/database/index.rs:167:9
Dec 06 04:52:28.569 INFO [stderr]     |
Dec 06 04:52:28.572 INFO [stderr] 167 |         fs::remove_dir_all(test_dir);
Dec 06 04:52:28.572 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.572 INFO [stderr]     |
Dec 06 04:52:28.572 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.572 INFO [stderr] 
Dec 06 04:52:28.572 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.572 INFO [stderr]    --> src/database/index.rs:173:9
Dec 06 04:52:28.572 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr] 173 |         fs::create_dir(test_dir);
Dec 06 04:52:28.573 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.573 INFO [stderr] 
Dec 06 04:52:28.573 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.573 INFO [stderr]    --> src/database/index.rs:175:9
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr] 175 |         fs::create_dir(MGIT_PATH);
Dec 06 04:52:28.573 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.573 INFO [stderr] 
Dec 06 04:52:28.573 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.573 INFO [stderr]    --> src/database/index.rs:176:9
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr] 176 |         fs::create_dir(OBJ_PATH);
Dec 06 04:52:28.573 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.573 INFO [stderr] 
Dec 06 04:52:28.573 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.573 INFO [stderr]    --> src/database/index.rs:177:9
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr] 177 |         File::create(INDEX_PATH);
Dec 06 04:52:28.573 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.573 INFO [stderr] 
Dec 06 04:52:28.573 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.573 INFO [stderr]    --> src/database/index.rs:191:9
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr] 191 |         env::set_current_dir("..");
Dec 06 04:52:28.573 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.573 INFO [stderr] 
Dec 06 04:52:28.573 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.573 INFO [stderr]    --> src/database/index.rs:192:9
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr] 192 |         fs::remove_dir_all(test_dir);
Dec 06 04:52:28.573 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.573 INFO [stderr] 
Dec 06 04:52:28.573 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.573 INFO [stderr]    --> src/database/mod.rs:154:9
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr] 154 |         fs::create_dir(test_dir);
Dec 06 04:52:28.573 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.573 INFO [stderr] 
Dec 06 04:52:28.573 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.573 INFO [stderr]    --> src/database/mod.rs:156:9
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr] 156 |         fs::create_dir(MGIT_PATH);
Dec 06 04:52:28.573 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.573 INFO [stderr] 
Dec 06 04:52:28.573 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.573 INFO [stderr]    --> src/database/mod.rs:157:9
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr] 157 |         fs::create_dir(OBJ_PATH);
Dec 06 04:52:28.573 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.573 INFO [stderr] 
Dec 06 04:52:28.573 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.573 INFO [stderr]    --> src/database/mod.rs:162:9
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr] 162 |         new_file.write_all(file_contents);
Dec 06 04:52:28.573 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.573 INFO [stderr] 
Dec 06 04:52:28.573 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.573 INFO [stderr]    --> src/database/mod.rs:172:9
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr] 172 |         env::set_current_dir("..");
Dec 06 04:52:28.573 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.573 INFO [stderr] 
Dec 06 04:52:28.573 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 04:52:28.573 INFO [stderr]    --> src/database/mod.rs:173:9
Dec 06 04:52:28.573 INFO [stderr]     |
Dec 06 04:52:28.573 INFO [stderr] 173 |         fs::remove_dir_all(test_dir);
Dec 06 04:52:28.574 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 04:52:28.574 INFO [stderr]     |
Dec 06 04:52:28.574 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 04:52:28.574 INFO [stderr] 
Dec 06 04:52:29.742 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.22s
Dec 06 04:52:29.746 INFO [stderr] su: No module specific data is present
Dec 06 04:52:30.714 INFO running `"docker" "inspect" "439b546e128f2c575f32cc58195d7b019f20a0f4184632a12cd23f9b81f3a8d5"`
Dec 06 04:52:30.912 INFO running `"docker" "rm" "-f" "439b546e128f2c575f32cc58195d7b019f20a0f4184632a12cd23f9b81f3a8d5"`
Dec 06 04:52:31.180 INFO [stdout] 439b546e128f2c575f32cc58195d7b019f20a0f4184632a12cd23f9b81f3a8d5