Sep 10 12:03:17.838 INFO checking release-0.8.1 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 12:03:17.838 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 12:03:17.838 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-7/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 12:03:18.035 INFO blam! 4663a35af593be4fb4d10d72145e7fdcdfe1d5ec98a196f72f7060a4cdf4ea41
Sep 10 12:03:18.037 INFO running `"docker" "start" "-a" "4663a35af593be4fb4d10d72145e7fdcdfe1d5ec98a196f72f7060a4cdf4ea41"`
Sep 10 12:03:18.780 INFO kablam! usermod: no changes
Sep 10 12:03:18.912 INFO kablam!    Compiling libssh2-sys v0.2.10
Sep 10 12:03:18.914 INFO kablam!    Compiling libgit2-sys v0.6.19
Sep 10 12:03:44.902 INFO kablam!     Checking git2 v0.6.11
Sep 10 12:03:49.489 INFO kablam!     Checking release v0.8.1 (file:///source)
Sep 10 12:03:49.809 INFO kablam! warning: unused import: `std::env::current_dir`
Sep 10 12:03:49.810 INFO kablam!  --> src/tags.rs:4:5
Sep 10 12:03:49.810 INFO kablam!   |
Sep 10 12:03:49.810 INFO kablam! 4 | use std::env::current_dir;
Sep 10 12:03:49.810 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Sep 10 12:03:49.810 INFO kablam!   |
Sep 10 12:03:49.810 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 12:03:49.810 INFO kablam! 
Sep 10 12:03:49.838 INFO kablam! warning: unused import: `std::env::current_dir`
Sep 10 12:03:49.838 INFO kablam!  --> src/tags.rs:4:5
Sep 10 12:03:49.838 INFO kablam!   |
Sep 10 12:03:49.838 INFO kablam! 4 | use std::env::current_dir;
Sep 10 12:03:49.838 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Sep 10 12:03:49.838 INFO kablam!   |
Sep 10 12:03:49.838 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 12:03:49.838 INFO kablam! 
Sep 10 12:03:49.890 INFO kablam! warning: unused variable: `E`
Sep 10 12:03:49.890 INFO kablam!   --> src/main.rs:27:17
Sep 10 12:03:49.890 INFO kablam!    |
Sep 10 12:03:49.890 INFO kablam! 27 |             Err(E) => {
Sep 10 12:03:49.890 INFO kablam!    |                 ^ help: consider using `_E` instead
Sep 10 12:03:49.890 INFO kablam!    |
Sep 10 12:03:49.890 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 12:03:49.890 INFO kablam! 
Sep 10 12:03:49.903 INFO kablam! warning: variable does not need to be mutable
Sep 10 12:03:49.903 INFO kablam!   --> src/tags.rs:48:13
Sep 10 12:03:49.903 INFO kablam!    |
Sep 10 12:03:49.903 INFO kablam! 48 |         let mut versions = self.get_tags().versions();
Sep 10 12:03:49.903 INFO kablam!    |             ----^^^^^^^^
Sep 10 12:03:49.904 INFO kablam!    |             |
Sep 10 12:03:49.904 INFO kablam!    |             help: remove this `mut`
Sep 10 12:03:49.904 INFO kablam!    |
Sep 10 12:03:49.904 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 12:03:49.904 INFO kablam! 
Sep 10 12:03:49.905 INFO kablam! warning: variable does not need to be mutable
Sep 10 12:03:49.905 INFO kablam!   --> src/tags.rs:84:13
Sep 10 12:03:49.905 INFO kablam!    |
Sep 10 12:03:49.905 INFO kablam! 84 |         let mut val;
Sep 10 12:03:49.905 INFO kablam!    |             ----^^^
Sep 10 12:03:49.905 INFO kablam!    |             |
Sep 10 12:03:49.905 INFO kablam!    |             help: remove this `mut`
Sep 10 12:03:49.905 INFO kablam! 
Sep 10 12:03:49.906 INFO kablam! warning: variable does not need to be mutable
Sep 10 12:03:49.906 INFO kablam!   --> src/tags.rs:97:13
Sep 10 12:03:49.906 INFO kablam!    |
Sep 10 12:03:49.906 INFO kablam! 97 |         let mut obj;
Sep 10 12:03:49.906 INFO kablam!    |             ----^^^
Sep 10 12:03:49.906 INFO kablam!    |             |
Sep 10 12:03:49.906 INFO kablam!    |             help: remove this `mut`
Sep 10 12:03:49.906 INFO kablam! 
Sep 10 12:03:49.907 INFO kablam! warning: method is never used: `iter`
Sep 10 12:03:49.907 INFO kablam!    --> src/tags.rs:105:5
Sep 10 12:03:49.907 INFO kablam!     |
Sep 10 12:03:49.907 INFO kablam! 105 |     pub fn iter(&self) -> Iter<Version>{
Sep 10 12:03:49.907 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 12:03:49.907 INFO kablam!     |
Sep 10 12:03:49.907 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 10 12:03:49.907 INFO kablam! 
Sep 10 12:03:49.908 INFO kablam! warning: variable `E` should have a snake case name such as `e`
Sep 10 12:03:49.908 INFO kablam!   --> src/tags.rs:79:17
Sep 10 12:03:49.908 INFO kablam!    |
Sep 10 12:03:49.908 INFO kablam! 79 |             Err(E) => Err(E)
Sep 10 12:03:49.908 INFO kablam!    |                 ^
Sep 10 12:03:49.908 INFO kablam!    |
Sep 10 12:03:49.908 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Sep 10 12:03:49.908 INFO kablam! 
Sep 10 12:03:49.908 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 10 12:03:49.908 INFO kablam!   --> src/main.rs:25:17
Sep 10 12:03:49.909 INFO kablam!    |
Sep 10 12:03:49.909 INFO kablam! 25 |                 release.make_release(vtype);
Sep 10 12:03:49.909 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 12:03:49.909 INFO kablam!    |
Sep 10 12:03:49.909 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 10 12:03:49.909 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 10 12:03:49.909 INFO kablam! 
Sep 10 12:03:49.909 INFO kablam! warning: variable `E` should have a snake case name such as `e`
Sep 10 12:03:49.909 INFO kablam!   --> src/main.rs:27:17
Sep 10 12:03:49.909 INFO kablam!    |
Sep 10 12:03:49.909 INFO kablam! 27 |             Err(E) => {
Sep 10 12:03:49.909 INFO kablam!    |                 ^
Sep 10 12:03:49.909 INFO kablam! 
Sep 10 12:03:49.948 INFO kablam! warning: unused variable: `E`
Sep 10 12:03:49.948 INFO kablam!   --> src/main.rs:27:17
Sep 10 12:03:49.948 INFO kablam!    |
Sep 10 12:03:49.948 INFO kablam! 27 |             Err(E) => {
Sep 10 12:03:49.948 INFO kablam!    |                 ^ help: consider using `_E` instead
Sep 10 12:03:49.948 INFO kablam!    |
Sep 10 12:03:49.948 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 12:03:49.948 INFO kablam! 
Sep 10 12:03:49.971 INFO kablam! warning: variable does not need to be mutable
Sep 10 12:03:49.971 INFO kablam!   --> src/tags.rs:48:13
Sep 10 12:03:49.971 INFO kablam!    |
Sep 10 12:03:49.971 INFO kablam! 48 |         let mut versions = self.get_tags().versions();
Sep 10 12:03:49.971 INFO kablam!    |             ----^^^^^^^^
Sep 10 12:03:49.971 INFO kablam!    |             |
Sep 10 12:03:49.971 INFO kablam!    |             help: remove this `mut`
Sep 10 12:03:49.971 INFO kablam!    |
Sep 10 12:03:49.971 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 12:03:49.971 INFO kablam! 
Sep 10 12:03:49.974 INFO kablam! warning: variable does not need to be mutable
Sep 10 12:03:49.974 INFO kablam!   --> src/tags.rs:84:13
Sep 10 12:03:49.974 INFO kablam!    |
Sep 10 12:03:49.974 INFO kablam! 84 |         let mut val;
Sep 10 12:03:49.974 INFO kablam!    |             ----^^^
Sep 10 12:03:49.974 INFO kablam!    |             |
Sep 10 12:03:49.974 INFO kablam!    |             help: remove this `mut`
Sep 10 12:03:49.974 INFO kablam! 
Sep 10 12:03:49.975 INFO kablam! warning: variable does not need to be mutable
Sep 10 12:03:49.975 INFO kablam!   --> src/tags.rs:97:13
Sep 10 12:03:49.975 INFO kablam!    |
Sep 10 12:03:49.975 INFO kablam! 97 |         let mut obj;
Sep 10 12:03:49.975 INFO kablam!    |             ----^^^
Sep 10 12:03:49.975 INFO kablam!    |             |
Sep 10 12:03:49.975 INFO kablam!    |             help: remove this `mut`
Sep 10 12:03:49.975 INFO kablam! 
Sep 10 12:03:49.976 INFO kablam! warning: method is never used: `iter`
Sep 10 12:03:49.976 INFO kablam!    --> src/tags.rs:105:5
Sep 10 12:03:49.976 INFO kablam!     |
Sep 10 12:03:49.976 INFO kablam! 105 |     pub fn iter(&self) -> Iter<Version>{
Sep 10 12:03:49.976 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 12:03:49.976 INFO kablam!     |
Sep 10 12:03:49.976 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 10 12:03:49.976 INFO kablam! 
Sep 10 12:03:49.981 INFO kablam! warning: variable `E` should have a snake case name such as `e`
Sep 10 12:03:49.981 INFO kablam!   --> src/tags.rs:79:17
Sep 10 12:03:49.981 INFO kablam!    |
Sep 10 12:03:49.981 INFO kablam! 79 |             Err(E) => Err(E)
Sep 10 12:03:49.981 INFO kablam!    |                 ^
Sep 10 12:03:49.981 INFO kablam!    |
Sep 10 12:03:49.981 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Sep 10 12:03:49.981 INFO kablam! 
Sep 10 12:03:49.981 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 10 12:03:49.982 INFO kablam!   --> src/main.rs:25:17
Sep 10 12:03:49.982 INFO kablam!    |
Sep 10 12:03:49.982 INFO kablam! 25 |                 release.make_release(vtype);
Sep 10 12:03:49.982 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 12:03:49.982 INFO kablam!    |
Sep 10 12:03:49.982 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 10 12:03:49.982 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 10 12:03:49.982 INFO kablam! 
Sep 10 12:03:49.982 INFO kablam! warning: variable `E` should have a snake case name such as `e`
Sep 10 12:03:49.982 INFO kablam!   --> src/main.rs:27:17
Sep 10 12:03:49.982 INFO kablam!    |
Sep 10 12:03:49.982 INFO kablam! 27 |             Err(E) => {
Sep 10 12:03:49.982 INFO kablam!    |                 ^
Sep 10 12:03:49.982 INFO kablam! 
Sep 10 12:03:49.999 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 31.20s
Sep 10 12:03:50.006 INFO kablam! su: No module specific data is present
Sep 10 12:03:50.486 INFO running `"docker" "rm" "-f" "4663a35af593be4fb4d10d72145e7fdcdfe1d5ec98a196f72f7060a4cdf4ea41"`
Sep 10 12:03:50.562 INFO blam! 4663a35af593be4fb4d10d72145e7fdcdfe1d5ec98a196f72f7060a4cdf4ea41