Sep 14 10:58:29.316 INFO checking release-0.8.1 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 10:58:29.316 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 10:58:29.316 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-6/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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=1000" "-e" "CMD=cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 10:58:29.573 INFO blam! 12efeae2feebd151e654441780697da8ddbcd4809c8d5fb7dae6cbbfb08a12dc
Sep 14 10:58:29.575 INFO running `"docker" "start" "-a" "12efeae2feebd151e654441780697da8ddbcd4809c8d5fb7dae6cbbfb08a12dc"`
Sep 14 10:58:30.321 INFO kablam! usermod: no changes
Sep 14 10:58:30.474 INFO kablam!    Compiling libgit2-sys v0.6.19
Sep 14 10:58:45.475 INFO kablam!     Checking git2 v0.6.11
Sep 14 10:58:50.090 INFO kablam!     Checking release v0.8.1 (file:///source)
Sep 14 10:58:50.930 INFO kablam! warning: unused import: `std::env::current_dir`
Sep 14 10:58:50.930 INFO kablam!  --> src/tags.rs:4:5
Sep 14 10:58:50.930 INFO kablam!   |
Sep 14 10:58:50.930 INFO kablam! 4 | use std::env::current_dir;
Sep 14 10:58:50.930 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Sep 14 10:58:50.930 INFO kablam!   |
Sep 14 10:58:50.931 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 14 10:58:50.931 INFO kablam! 
Sep 14 10:58:50.966 INFO kablam! warning: unused import: `std::env::current_dir`
Sep 14 10:58:50.966 INFO kablam!  --> src/tags.rs:4:5
Sep 14 10:58:50.966 INFO kablam!   |
Sep 14 10:58:50.966 INFO kablam! 4 | use std::env::current_dir;
Sep 14 10:58:50.966 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Sep 14 10:58:50.966 INFO kablam!   |
Sep 14 10:58:50.966 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 14 10:58:50.966 INFO kablam! 
Sep 14 10:58:51.088 INFO kablam! warning: unused variable: `E`
Sep 14 10:58:51.088 INFO kablam!   --> src/main.rs:27:17
Sep 14 10:58:51.088 INFO kablam!    |
Sep 14 10:58:51.088 INFO kablam! 27 |             Err(E) => {
Sep 14 10:58:51.088 INFO kablam!    |                 ^ help: consider using `_E` instead
Sep 14 10:58:51.089 INFO kablam!    |
Sep 14 10:58:51.089 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 14 10:58:51.089 INFO kablam! 
Sep 14 10:58:51.116 INFO kablam! warning: variable does not need to be mutable
Sep 14 10:58:51.116 INFO kablam!   --> src/tags.rs:48:13
Sep 14 10:58:51.116 INFO kablam!    |
Sep 14 10:58:51.116 INFO kablam! 48 |         let mut versions = self.get_tags().versions();
Sep 14 10:58:51.116 INFO kablam!    |             ----^^^^^^^^
Sep 14 10:58:51.116 INFO kablam!    |             |
Sep 14 10:58:51.116 INFO kablam!    |             help: remove this `mut`
Sep 14 10:58:51.117 INFO kablam!    |
Sep 14 10:58:51.117 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 14 10:58:51.117 INFO kablam! 
Sep 14 10:58:51.120 INFO kablam! warning: variable does not need to be mutable
Sep 14 10:58:51.120 INFO kablam!   --> src/tags.rs:84:13
Sep 14 10:58:51.120 INFO kablam!    |
Sep 14 10:58:51.120 INFO kablam! 84 |         let mut val;
Sep 14 10:58:51.120 INFO kablam!    |             ----^^^
Sep 14 10:58:51.120 INFO kablam!    |             |
Sep 14 10:58:51.120 INFO kablam!    |             help: remove this `mut`
Sep 14 10:58:51.121 INFO kablam! 
Sep 14 10:58:51.123 INFO kablam! warning: variable does not need to be mutable
Sep 14 10:58:51.123 INFO kablam!   --> src/tags.rs:97:13
Sep 14 10:58:51.123 INFO kablam!    |
Sep 14 10:58:51.123 INFO kablam! 97 |         let mut obj;
Sep 14 10:58:51.123 INFO kablam!    |             ----^^^
Sep 14 10:58:51.123 INFO kablam!    |             |
Sep 14 10:58:51.123 INFO kablam!    |             help: remove this `mut`
Sep 14 10:58:51.123 INFO kablam! 
Sep 14 10:58:51.124 INFO kablam! warning: method is never used: `iter`
Sep 14 10:58:51.124 INFO kablam!    --> src/tags.rs:105:5
Sep 14 10:58:51.124 INFO kablam!     |
Sep 14 10:58:51.124 INFO kablam! 105 |     pub fn iter(&self) -> Iter<Version>{
Sep 14 10:58:51.124 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 10:58:51.125 INFO kablam!     |
Sep 14 10:58:51.125 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 14 10:58:51.125 INFO kablam! 
Sep 14 10:58:51.129 INFO kablam! warning: variable `E` should have a snake case name such as `e`
Sep 14 10:58:51.129 INFO kablam!   --> src/tags.rs:79:17
Sep 14 10:58:51.129 INFO kablam!    |
Sep 14 10:58:51.129 INFO kablam! 79 |             Err(E) => Err(E)
Sep 14 10:58:51.129 INFO kablam!    |                 ^
Sep 14 10:58:51.129 INFO kablam!    |
Sep 14 10:58:51.130 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Sep 14 10:58:51.130 INFO kablam! 
Sep 14 10:58:51.131 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 10:58:51.131 INFO kablam!   --> src/main.rs:25:17
Sep 14 10:58:51.131 INFO kablam!    |
Sep 14 10:58:51.131 INFO kablam! 25 |                 release.make_release(vtype);
Sep 14 10:58:51.131 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 10:58:51.131 INFO kablam!    |
Sep 14 10:58:51.131 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 14 10:58:51.132 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 10:58:51.132 INFO kablam! 
Sep 14 10:58:51.132 INFO kablam! warning: variable `E` should have a snake case name such as `e`
Sep 14 10:58:51.132 INFO kablam!   --> src/main.rs:27:17
Sep 14 10:58:51.132 INFO kablam!    |
Sep 14 10:58:51.132 INFO kablam! 27 |             Err(E) => {
Sep 14 10:58:51.132 INFO kablam!    |                 ^
Sep 14 10:58:51.133 INFO kablam! 
Sep 14 10:58:51.253 INFO kablam! warning: unused variable: `E`
Sep 14 10:58:51.253 INFO kablam!   --> src/main.rs:27:17
Sep 14 10:58:51.253 INFO kablam!    |
Sep 14 10:58:51.253 INFO kablam! 27 |             Err(E) => {
Sep 14 10:58:51.253 INFO kablam!    |                 ^ help: consider using `_E` instead
Sep 14 10:58:51.253 INFO kablam!    |
Sep 14 10:58:51.253 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 14 10:58:51.253 INFO kablam! 
Sep 14 10:58:51.274 INFO kablam! warning: variable does not need to be mutable
Sep 14 10:58:51.274 INFO kablam!   --> src/tags.rs:48:13
Sep 14 10:58:51.274 INFO kablam!    |
Sep 14 10:58:51.274 INFO kablam! 48 |         let mut versions = self.get_tags().versions();
Sep 14 10:58:51.274 INFO kablam!    |             ----^^^^^^^^
Sep 14 10:58:51.274 INFO kablam!    |             |
Sep 14 10:58:51.274 INFO kablam!    |             help: remove this `mut`
Sep 14 10:58:51.274 INFO kablam!    |
Sep 14 10:58:51.274 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 14 10:58:51.274 INFO kablam! 
Sep 14 10:58:51.276 INFO kablam! warning: variable does not need to be mutable
Sep 14 10:58:51.276 INFO kablam!   --> src/tags.rs:84:13
Sep 14 10:58:51.276 INFO kablam!    |
Sep 14 10:58:51.276 INFO kablam! 84 |         let mut val;
Sep 14 10:58:51.276 INFO kablam!    |             ----^^^
Sep 14 10:58:51.276 INFO kablam!    |             |
Sep 14 10:58:51.276 INFO kablam!    |             help: remove this `mut`
Sep 14 10:58:51.276 INFO kablam! 
Sep 14 10:58:51.277 INFO kablam! warning: variable does not need to be mutable
Sep 14 10:58:51.277 INFO kablam!   --> src/tags.rs:97:13
Sep 14 10:58:51.277 INFO kablam!    |
Sep 14 10:58:51.277 INFO kablam! 97 |         let mut obj;
Sep 14 10:58:51.277 INFO kablam!    |             ----^^^
Sep 14 10:58:51.277 INFO kablam!    |             |
Sep 14 10:58:51.277 INFO kablam!    |             help: remove this `mut`
Sep 14 10:58:51.277 INFO kablam! 
Sep 14 10:58:51.278 INFO kablam! warning: method is never used: `iter`
Sep 14 10:58:51.278 INFO kablam!    --> src/tags.rs:105:5
Sep 14 10:58:51.278 INFO kablam!     |
Sep 14 10:58:51.278 INFO kablam! 105 |     pub fn iter(&self) -> Iter<Version>{
Sep 14 10:58:51.278 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 10:58:51.278 INFO kablam!     |
Sep 14 10:58:51.278 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 14 10:58:51.278 INFO kablam! 
Sep 14 10:58:51.279 INFO kablam! warning: variable `E` should have a snake case name such as `e`
Sep 14 10:58:51.279 INFO kablam!   --> src/tags.rs:79:17
Sep 14 10:58:51.279 INFO kablam!    |
Sep 14 10:58:51.279 INFO kablam! 79 |             Err(E) => Err(E)
Sep 14 10:58:51.279 INFO kablam!    |                 ^
Sep 14 10:58:51.279 INFO kablam!    |
Sep 14 10:58:51.279 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Sep 14 10:58:51.279 INFO kablam! 
Sep 14 10:58:51.280 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 10:58:51.280 INFO kablam!   --> src/main.rs:25:17
Sep 14 10:58:51.280 INFO kablam!    |
Sep 14 10:58:51.280 INFO kablam! 25 |                 release.make_release(vtype);
Sep 14 10:58:51.280 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 10:58:51.281 INFO kablam!    |
Sep 14 10:58:51.281 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 14 10:58:51.281 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 10:58:51.281 INFO kablam! 
Sep 14 10:58:51.281 INFO kablam! warning: variable `E` should have a snake case name such as `e`
Sep 14 10:58:51.281 INFO kablam!   --> src/main.rs:27:17
Sep 14 10:58:51.281 INFO kablam!    |
Sep 14 10:58:51.281 INFO kablam! 27 |             Err(E) => {
Sep 14 10:58:51.281 INFO kablam!    |                 ^
Sep 14 10:58:51.281 INFO kablam! 
Sep 14 10:58:51.325 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 20.98s
Sep 14 10:58:51.331 INFO kablam! su: No module specific data is present
Sep 14 10:58:52.294 INFO running `"docker" "rm" "-f" "12efeae2feebd151e654441780697da8ddbcd4809c8d5fb7dae6cbbfb08a12dc"`
Sep 14 10:58:52.439 INFO blam! 12efeae2feebd151e654441780697da8ddbcd4809c8d5fb7dae6cbbfb08a12dc