Oct 13 00:09:59.821 INFO checking brntsllvn/mgit against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 00:09:59.823 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-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"`
Oct 13 00:10:00.203 INFO blam! 138a2dab6d4c18ae5eb1172ff8fe2afd3e6ca02048d2dc77be5332e2f67ad2bb
Oct 13 00:10:00.206 INFO running `"docker" "start" "-a" "138a2dab6d4c18ae5eb1172ff8fe2afd3e6ca02048d2dc77be5332e2f67ad2bb"`
Oct 13 00:10:01.648 INFO kablam! usermod: no changes
Oct 13 00:10:01.742 INFO kablam!    Compiling libz-sys v1.0.20
Oct 13 00:10:04.416 INFO kablam!     Checking flate2 v1.0.2
Oct 13 00:10:05.799 INFO kablam!     Checking mgit v0.1.0 (/source)
Oct 13 00:10:07.057 INFO kablam! warning: unused variable: `new_file`
Oct 13 00:10:07.057 INFO kablam!    --> src/database/index.rs:180:13
Oct 13 00:10:07.057 INFO kablam!     |
Oct 13 00:10:07.058 INFO kablam! 180 |         let new_file = File::create(new_filepath).expect("could not create test file");
Oct 13 00:10:07.058 INFO kablam!     |             ^^^^^^^^ help: consider using `_new_file` instead
Oct 13 00:10:07.058 INFO kablam!     |
Oct 13 00:10:07.058 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 13 00:10:07.059 INFO kablam! 
Oct 13 00:10:07.092 INFO kablam! warning: variable does not need to be mutable
Oct 13 00:10:07.092 INFO kablam!    --> src/database/index.rs:186:13
Oct 13 00:10:07.092 INFO kablam!     |
Oct 13 00:10:07.092 INFO kablam! 186 |         let mut index_hash = get_index_contents();
Oct 13 00:10:07.092 INFO kablam!     |             ----^^^^^^^^^^
Oct 13 00:10:07.092 INFO kablam!     |             |
Oct 13 00:10:07.092 INFO kablam!     |             help: remove this `mut`
Oct 13 00:10:07.092 INFO kablam!     |
Oct 13 00:10:07.092 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 00:10:07.092 INFO kablam! 
Oct 13 00:10:07.092 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.092 INFO kablam!   --> src/commands/init.rs:35:9
Oct 13 00:10:07.092 INFO kablam!    |
Oct 13 00:10:07.092 INFO kablam! 35 |         fs::create_dir(test_dir);
Oct 13 00:10:07.092 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.092 INFO kablam!    |
Oct 13 00:10:07.092 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 13 00:10:07.092 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.093 INFO kablam! 
Oct 13 00:10:07.093 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.093 INFO kablam!   --> src/commands/init.rs:63:9
Oct 13 00:10:07.093 INFO kablam!    |
Oct 13 00:10:07.093 INFO kablam! 63 |         env::set_current_dir("..");
Oct 13 00:10:07.093 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.093 INFO kablam!    |
Oct 13 00:10:07.093 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.093 INFO kablam! 
Oct 13 00:10:07.093 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.093 INFO kablam!   --> src/commands/init.rs:64:9
Oct 13 00:10:07.093 INFO kablam!    |
Oct 13 00:10:07.093 INFO kablam! 64 |         fs::remove_dir_all(test_dir);
Oct 13 00:10:07.093 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.093 INFO kablam!    |
Oct 13 00:10:07.093 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.093 INFO kablam! 
Oct 13 00:10:07.096 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.096 INFO kablam!    --> src/database/index.rs:142:9
Oct 13 00:10:07.096 INFO kablam!     |
Oct 13 00:10:07.096 INFO kablam! 142 |         fs::create_dir(test_dir);
Oct 13 00:10:07.096 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.096 INFO kablam!     |
Oct 13 00:10:07.096 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.096 INFO kablam! 
Oct 13 00:10:07.096 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.096 INFO kablam!    --> src/database/index.rs:145:9
Oct 13 00:10:07.096 INFO kablam!     |
Oct 13 00:10:07.097 INFO kablam! 145 |         fs::create_dir(MGIT_PATH);
Oct 13 00:10:07.097 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.097 INFO kablam!     |
Oct 13 00:10:07.097 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.097 INFO kablam! 
Oct 13 00:10:07.097 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.097 INFO kablam!    --> src/database/index.rs:166:9
Oct 13 00:10:07.097 INFO kablam!     |
Oct 13 00:10:07.097 INFO kablam! 166 |         env::set_current_dir("..");
Oct 13 00:10:07.097 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.097 INFO kablam!     |
Oct 13 00:10:07.097 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.097 INFO kablam! 
Oct 13 00:10:07.097 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.097 INFO kablam!    --> src/database/index.rs:167:9
Oct 13 00:10:07.097 INFO kablam!     |
Oct 13 00:10:07.097 INFO kablam! 167 |         fs::remove_dir_all(test_dir);
Oct 13 00:10:07.097 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.097 INFO kablam!     |
Oct 13 00:10:07.097 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.097 INFO kablam! 
Oct 13 00:10:07.097 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.097 INFO kablam!    --> src/database/index.rs:173:9
Oct 13 00:10:07.097 INFO kablam!     |
Oct 13 00:10:07.097 INFO kablam! 173 |         fs::create_dir(test_dir);
Oct 13 00:10:07.097 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.097 INFO kablam!     |
Oct 13 00:10:07.097 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.097 INFO kablam! 
Oct 13 00:10:07.097 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.097 INFO kablam!    --> src/database/index.rs:175:9
Oct 13 00:10:07.097 INFO kablam!     |
Oct 13 00:10:07.097 INFO kablam! 175 |         fs::create_dir(MGIT_PATH);
Oct 13 00:10:07.097 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.097 INFO kablam!     |
Oct 13 00:10:07.097 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.097 INFO kablam! 
Oct 13 00:10:07.097 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.097 INFO kablam!    --> src/database/index.rs:176:9
Oct 13 00:10:07.097 INFO kablam!     |
Oct 13 00:10:07.097 INFO kablam! 176 |         fs::create_dir(OBJ_PATH);
Oct 13 00:10:07.097 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.097 INFO kablam!     |
Oct 13 00:10:07.097 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.097 INFO kablam! 
Oct 13 00:10:07.097 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.097 INFO kablam!    --> src/database/index.rs:177:9
Oct 13 00:10:07.097 INFO kablam!     |
Oct 13 00:10:07.097 INFO kablam! 177 |         File::create(INDEX_PATH);
Oct 13 00:10:07.097 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.097 INFO kablam!     |
Oct 13 00:10:07.097 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.097 INFO kablam! 
Oct 13 00:10:07.097 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.097 INFO kablam!    --> src/database/index.rs:191:9
Oct 13 00:10:07.097 INFO kablam!     |
Oct 13 00:10:07.097 INFO kablam! 191 |         env::set_current_dir("..");
Oct 13 00:10:07.097 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.097 INFO kablam!     |
Oct 13 00:10:07.097 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.097 INFO kablam! 
Oct 13 00:10:07.097 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.097 INFO kablam!    --> src/database/index.rs:192:9
Oct 13 00:10:07.097 INFO kablam!     |
Oct 13 00:10:07.097 INFO kablam! 192 |         fs::remove_dir_all(test_dir);
Oct 13 00:10:07.097 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.097 INFO kablam!     |
Oct 13 00:10:07.097 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.097 INFO kablam! 
Oct 13 00:10:07.104 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.104 INFO kablam!    --> src/database/mod.rs:154:9
Oct 13 00:10:07.104 INFO kablam!     |
Oct 13 00:10:07.104 INFO kablam! 154 |         fs::create_dir(test_dir);
Oct 13 00:10:07.104 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.104 INFO kablam!     |
Oct 13 00:10:07.104 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.104 INFO kablam! 
Oct 13 00:10:07.104 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.104 INFO kablam!    --> src/database/mod.rs:156:9
Oct 13 00:10:07.104 INFO kablam!     |
Oct 13 00:10:07.104 INFO kablam! 156 |         fs::create_dir(MGIT_PATH);
Oct 13 00:10:07.104 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.104 INFO kablam!     |
Oct 13 00:10:07.104 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.104 INFO kablam! 
Oct 13 00:10:07.104 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.104 INFO kablam!    --> src/database/mod.rs:157:9
Oct 13 00:10:07.105 INFO kablam!     |
Oct 13 00:10:07.105 INFO kablam! 157 |         fs::create_dir(OBJ_PATH);
Oct 13 00:10:07.105 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.105 INFO kablam!     |
Oct 13 00:10:07.105 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.105 INFO kablam! 
Oct 13 00:10:07.105 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.105 INFO kablam!    --> src/database/mod.rs:162:9
Oct 13 00:10:07.105 INFO kablam!     |
Oct 13 00:10:07.105 INFO kablam! 162 |         new_file.write_all(file_contents);
Oct 13 00:10:07.105 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.105 INFO kablam!     |
Oct 13 00:10:07.105 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.105 INFO kablam! 
Oct 13 00:10:07.105 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.105 INFO kablam!    --> src/database/mod.rs:172:9
Oct 13 00:10:07.105 INFO kablam!     |
Oct 13 00:10:07.105 INFO kablam! 172 |         env::set_current_dir("..");
Oct 13 00:10:07.105 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.105 INFO kablam!     |
Oct 13 00:10:07.105 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.105 INFO kablam! 
Oct 13 00:10:07.105 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 00:10:07.105 INFO kablam!    --> src/database/mod.rs:173:9
Oct 13 00:10:07.105 INFO kablam!     |
Oct 13 00:10:07.105 INFO kablam! 173 |         fs::remove_dir_all(test_dir);
Oct 13 00:10:07.105 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 00:10:07.105 INFO kablam!     |
Oct 13 00:10:07.105 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 00:10:07.105 INFO kablam! 
Oct 13 00:10:07.305 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.63s
Oct 13 00:10:07.306 INFO kablam! su: No module specific data is present
Oct 13 00:10:08.036 INFO running `"docker" "rm" "-f" "138a2dab6d4c18ae5eb1172ff8fe2afd3e6ca02048d2dc77be5332e2f67ad2bb"`
Oct 13 00:10:08.442 INFO blam! 138a2dab6d4c18ae5eb1172ff8fe2afd3e6ca02048d2dc77be5332e2f67ad2bb