Sep 01 09:50:04.969 INFO checking release-0.8.1 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 09:50:04.969 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 09:50:04.969 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 09:50:05.216 INFO blam! b7bc8fe7bba02fadf3689a004ede03011b759f274423bb1c7a39c20d3ce01bd6
Sep 01 09:50:05.218 INFO running `"docker" "start" "-a" "b7bc8fe7bba02fadf3689a004ede03011b759f274423bb1c7a39c20d3ce01bd6"`
Sep 01 09:50:06.202 INFO kablam!    Compiling libgit2-sys v0.6.19
Sep 01 09:50:22.349 INFO kablam!     Checking git2 v0.6.11
Sep 01 09:50:29.566 INFO kablam!     Checking release v0.8.1 (file:///source)
Sep 01 09:50:30.982 INFO kablam! warning: unused import: `std::env::current_dir`
Sep 01 09:50:30.982 INFO kablam!  --> src/tags.rs:4:5
Sep 01 09:50:30.982 INFO kablam!   |
Sep 01 09:50:30.982 INFO kablam! 4 | use std::env::current_dir;
Sep 01 09:50:30.982 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Sep 01 09:50:30.982 INFO kablam!   |
Sep 01 09:50:30.982 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 09:50:30.982 INFO kablam! 
Sep 01 09:50:31.075 INFO kablam! warning: unused import: `std::env::current_dir`
Sep 01 09:50:31.075 INFO kablam!  --> src/tags.rs:4:5
Sep 01 09:50:31.075 INFO kablam!   |
Sep 01 09:50:31.075 INFO kablam! 4 | use std::env::current_dir;
Sep 01 09:50:31.075 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Sep 01 09:50:31.075 INFO kablam!   |
Sep 01 09:50:31.075 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 09:50:31.075 INFO kablam! 
Sep 01 09:50:31.285 INFO kablam! warning: unused variable: `E`
Sep 01 09:50:31.286 INFO kablam!   --> src/main.rs:27:17
Sep 01 09:50:31.286 INFO kablam!    |
Sep 01 09:50:31.286 INFO kablam! 27 |             Err(E) => {
Sep 01 09:50:31.286 INFO kablam!    |                 ^ help: consider using `_E` instead
Sep 01 09:50:31.286 INFO kablam!    |
Sep 01 09:50:31.286 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 09:50:31.287 INFO kablam! 
Sep 01 09:50:31.324 INFO kablam! warning: variable does not need to be mutable
Sep 01 09:50:31.324 INFO kablam!   --> src/tags.rs:48:13
Sep 01 09:50:31.324 INFO kablam!    |
Sep 01 09:50:31.324 INFO kablam! 48 |         let mut versions = self.get_tags().versions();
Sep 01 09:50:31.324 INFO kablam!    |             ----^^^^^^^^
Sep 01 09:50:31.324 INFO kablam!    |             |
Sep 01 09:50:31.324 INFO kablam!    |             help: remove this `mut`
Sep 01 09:50:31.324 INFO kablam!    |
Sep 01 09:50:31.324 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 09:50:31.324 INFO kablam! 
Sep 01 09:50:31.325 INFO kablam! warning: variable does not need to be mutable
Sep 01 09:50:31.325 INFO kablam!   --> src/tags.rs:84:13
Sep 01 09:50:31.326 INFO kablam!    |
Sep 01 09:50:31.326 INFO kablam! 84 |         let mut val;
Sep 01 09:50:31.326 INFO kablam!    |             ----^^^
Sep 01 09:50:31.326 INFO kablam!    |             |
Sep 01 09:50:31.326 INFO kablam!    |             help: remove this `mut`
Sep 01 09:50:31.326 INFO kablam! 
Sep 01 09:50:31.332 INFO kablam! warning: variable does not need to be mutable
Sep 01 09:50:31.332 INFO kablam!   --> src/tags.rs:97:13
Sep 01 09:50:31.332 INFO kablam!    |
Sep 01 09:50:31.332 INFO kablam! 97 |         let mut obj;
Sep 01 09:50:31.332 INFO kablam!    |             ----^^^
Sep 01 09:50:31.332 INFO kablam!    |             |
Sep 01 09:50:31.332 INFO kablam!    |             help: remove this `mut`
Sep 01 09:50:31.332 INFO kablam! 
Sep 01 09:50:31.332 INFO kablam! warning: method is never used: `iter`
Sep 01 09:50:31.332 INFO kablam!    --> src/tags.rs:105:5
Sep 01 09:50:31.332 INFO kablam!     |
Sep 01 09:50:31.332 INFO kablam! 105 |     pub fn iter(&self) -> Iter<Version>{
Sep 01 09:50:31.332 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 09:50:31.332 INFO kablam!     |
Sep 01 09:50:31.332 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 01 09:50:31.332 INFO kablam! 
Sep 01 09:50:31.333 INFO kablam! warning: variable `E` should have a snake case name such as `e`
Sep 01 09:50:31.333 INFO kablam!   --> src/tags.rs:79:17
Sep 01 09:50:31.333 INFO kablam!    |
Sep 01 09:50:31.333 INFO kablam! 79 |             Err(E) => Err(E)
Sep 01 09:50:31.333 INFO kablam!    |                 ^
Sep 01 09:50:31.333 INFO kablam!    |
Sep 01 09:50:31.333 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Sep 01 09:50:31.333 INFO kablam! 
Sep 01 09:50:31.333 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 09:50:31.333 INFO kablam!   --> src/main.rs:25:17
Sep 01 09:50:31.333 INFO kablam!    |
Sep 01 09:50:31.333 INFO kablam! 25 |                 release.make_release(vtype);
Sep 01 09:50:31.333 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 09:50:31.333 INFO kablam!    |
Sep 01 09:50:31.334 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 01 09:50:31.334 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 09:50:31.334 INFO kablam! 
Sep 01 09:50:31.334 INFO kablam! warning: variable `E` should have a snake case name such as `e`
Sep 01 09:50:31.334 INFO kablam!   --> src/main.rs:27:17
Sep 01 09:50:31.334 INFO kablam!    |
Sep 01 09:50:31.334 INFO kablam! 27 |             Err(E) => {
Sep 01 09:50:31.334 INFO kablam!    |                 ^
Sep 01 09:50:31.334 INFO kablam! 
Sep 01 09:50:31.396 INFO kablam! warning: unused variable: `E`
Sep 01 09:50:31.396 INFO kablam!   --> src/main.rs:27:17
Sep 01 09:50:31.396 INFO kablam!    |
Sep 01 09:50:31.397 INFO kablam! 27 |             Err(E) => {
Sep 01 09:50:31.397 INFO kablam!    |                 ^ help: consider using `_E` instead
Sep 01 09:50:31.397 INFO kablam!    |
Sep 01 09:50:31.397 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 09:50:31.397 INFO kablam! 
Sep 01 09:50:31.444 INFO kablam! warning: variable does not need to be mutable
Sep 01 09:50:31.444 INFO kablam!   --> src/tags.rs:48:13
Sep 01 09:50:31.444 INFO kablam!    |
Sep 01 09:50:31.444 INFO kablam! 48 |         let mut versions = self.get_tags().versions();
Sep 01 09:50:31.444 INFO kablam!    |             ----^^^^^^^^
Sep 01 09:50:31.444 INFO kablam!    |             |
Sep 01 09:50:31.444 INFO kablam!    |             help: remove this `mut`
Sep 01 09:50:31.444 INFO kablam!    |
Sep 01 09:50:31.444 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 09:50:31.444 INFO kablam! 
Sep 01 09:50:31.448 INFO kablam! warning: variable does not need to be mutable
Sep 01 09:50:31.448 INFO kablam!   --> src/tags.rs:84:13
Sep 01 09:50:31.448 INFO kablam!    |
Sep 01 09:50:31.448 INFO kablam! 84 |         let mut val;
Sep 01 09:50:31.448 INFO kablam!    |             ----^^^
Sep 01 09:50:31.448 INFO kablam!    |             |
Sep 01 09:50:31.448 INFO kablam!    |             help: remove this `mut`
Sep 01 09:50:31.448 INFO kablam! 
Sep 01 09:50:31.451 INFO kablam! warning: variable does not need to be mutable
Sep 01 09:50:31.451 INFO kablam!   --> src/tags.rs:97:13
Sep 01 09:50:31.451 INFO kablam!    |
Sep 01 09:50:31.451 INFO kablam! 97 |         let mut obj;
Sep 01 09:50:31.451 INFO kablam!    |             ----^^^
Sep 01 09:50:31.451 INFO kablam!    |             |
Sep 01 09:50:31.451 INFO kablam!    |             help: remove this `mut`
Sep 01 09:50:31.451 INFO kablam! 
Sep 01 09:50:31.452 INFO kablam! warning: method is never used: `iter`
Sep 01 09:50:31.452 INFO kablam!    --> src/tags.rs:105:5
Sep 01 09:50:31.452 INFO kablam!     |
Sep 01 09:50:31.452 INFO kablam! 105 |     pub fn iter(&self) -> Iter<Version>{
Sep 01 09:50:31.452 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 09:50:31.452 INFO kablam!     |
Sep 01 09:50:31.452 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 01 09:50:31.452 INFO kablam! 
Sep 01 09:50:31.456 INFO kablam! warning: variable `E` should have a snake case name such as `e`
Sep 01 09:50:31.456 INFO kablam!   --> src/tags.rs:79:17
Sep 01 09:50:31.457 INFO kablam!    |
Sep 01 09:50:31.457 INFO kablam! 79 |             Err(E) => Err(E)
Sep 01 09:50:31.457 INFO kablam!    |                 ^
Sep 01 09:50:31.457 INFO kablam!    |
Sep 01 09:50:31.457 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Sep 01 09:50:31.457 INFO kablam! 
Sep 01 09:50:31.457 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 09:50:31.457 INFO kablam!   --> src/main.rs:25:17
Sep 01 09:50:31.457 INFO kablam!    |
Sep 01 09:50:31.457 INFO kablam! 25 |                 release.make_release(vtype);
Sep 01 09:50:31.457 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 09:50:31.457 INFO kablam!    |
Sep 01 09:50:31.457 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 01 09:50:31.457 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 09:50:31.457 INFO kablam! 
Sep 01 09:50:31.457 INFO kablam! warning: variable `E` should have a snake case name such as `e`
Sep 01 09:50:31.457 INFO kablam!   --> src/main.rs:27:17
Sep 01 09:50:31.457 INFO kablam!    |
Sep 01 09:50:31.457 INFO kablam! 27 |             Err(E) => {
Sep 01 09:50:31.457 INFO kablam!    |                 ^
Sep 01 09:50:31.457 INFO kablam! 
Sep 01 09:50:31.476 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 25.38s
Sep 01 09:50:31.483 INFO kablam! su: No module specific data is present
Sep 01 09:50:32.001 INFO running `"docker" "rm" "-f" "b7bc8fe7bba02fadf3689a004ede03011b759f274423bb1c7a39c20d3ce01bd6"`
Sep 01 09:50:32.160 INFO blam! b7bc8fe7bba02fadf3689a004ede03011b759f274423bb1c7a39c20d3ce01bd6