Oct 13 10:09:32.052 INFO checking release-0.8.1 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 10:09:32.052 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/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 10:09:32.269 INFO blam! d88aa0d51a5f0c6fa74385c400d7ec71b401c67eb6162b4a733e0388d64089f4
Oct 13 10:09:32.271 INFO running `"docker" "start" "-a" "d88aa0d51a5f0c6fa74385c400d7ec71b401c67eb6162b4a733e0388d64089f4"`
Oct 13 10:09:33.076 INFO kablam! usermod: no changes
Oct 13 10:09:33.162 INFO kablam!    Compiling libgit2-sys v0.6.19
Oct 13 10:09:52.760 INFO kablam!     Checking git2 v0.6.11
Oct 13 10:09:57.283 INFO kablam!     Checking release v0.8.1 (/source)
Oct 13 10:09:59.236 INFO kablam! warning: unused import: `std::env::current_dir`
Oct 13 10:09:59.236 INFO kablam!  --> src/tags.rs:4:5
Oct 13 10:09:59.236 INFO kablam!   |
Oct 13 10:09:59.236 INFO kablam! 4 | use std::env::current_dir;
Oct 13 10:09:59.236 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Oct 13 10:09:59.236 INFO kablam!   |
Oct 13 10:09:59.236 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 10:09:59.236 INFO kablam! 
Oct 13 10:09:59.336 INFO kablam! warning: unused variable: `E`
Oct 13 10:09:59.336 INFO kablam!   --> src/main.rs:27:17
Oct 13 10:09:59.336 INFO kablam!    |
Oct 13 10:09:59.336 INFO kablam! 27 |             Err(E) => {
Oct 13 10:09:59.336 INFO kablam!    |                 ^ help: consider using `_E` instead
Oct 13 10:09:59.336 INFO kablam!    |
Oct 13 10:09:59.336 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 10:09:59.336 INFO kablam! 
Oct 13 10:09:59.367 INFO kablam! warning: variable does not need to be mutable
Oct 13 10:09:59.367 INFO kablam!   --> src/tags.rs:48:13
Oct 13 10:09:59.367 INFO kablam!    |
Oct 13 10:09:59.368 INFO kablam! 48 |         let mut versions = self.get_tags().versions();
Oct 13 10:09:59.368 INFO kablam!    |             ----^^^^^^^^
Oct 13 10:09:59.368 INFO kablam!    |             |
Oct 13 10:09:59.368 INFO kablam!    |             help: remove this `mut`
Oct 13 10:09:59.368 INFO kablam!    |
Oct 13 10:09:59.368 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 10:09:59.368 INFO kablam! 
Oct 13 10:09:59.368 INFO kablam! warning: variable does not need to be mutable
Oct 13 10:09:59.368 INFO kablam!   --> src/tags.rs:84:13
Oct 13 10:09:59.368 INFO kablam!    |
Oct 13 10:09:59.368 INFO kablam! 84 |         let mut val;
Oct 13 10:09:59.368 INFO kablam!    |             ----^^^
Oct 13 10:09:59.368 INFO kablam!    |             |
Oct 13 10:09:59.368 INFO kablam!    |             help: remove this `mut`
Oct 13 10:09:59.368 INFO kablam! 
Oct 13 10:09:59.368 INFO kablam! warning: variable does not need to be mutable
Oct 13 10:09:59.368 INFO kablam!   --> src/tags.rs:97:13
Oct 13 10:09:59.368 INFO kablam!    |
Oct 13 10:09:59.368 INFO kablam! 97 |         let mut obj;
Oct 13 10:09:59.368 INFO kablam!    |             ----^^^
Oct 13 10:09:59.368 INFO kablam!    |             |
Oct 13 10:09:59.368 INFO kablam!    |             help: remove this `mut`
Oct 13 10:09:59.368 INFO kablam! 
Oct 13 10:09:59.368 INFO kablam! warning: method is never used: `iter`
Oct 13 10:09:59.368 INFO kablam!    --> src/tags.rs:105:5
Oct 13 10:09:59.368 INFO kablam!     |
Oct 13 10:09:59.368 INFO kablam! 105 |     pub fn iter(&self) -> Iter<Version>{
Oct 13 10:09:59.368 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 10:09:59.368 INFO kablam!     |
Oct 13 10:09:59.368 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 13 10:09:59.368 INFO kablam! 
Oct 13 10:09:59.368 INFO kablam! warning: variable `E` should have a snake case name such as `e`
Oct 13 10:09:59.368 INFO kablam!   --> src/tags.rs:79:17
Oct 13 10:09:59.368 INFO kablam!    |
Oct 13 10:09:59.368 INFO kablam! 79 |             Err(E) => Err(E)
Oct 13 10:09:59.368 INFO kablam!    |                 ^
Oct 13 10:09:59.368 INFO kablam!    |
Oct 13 10:09:59.368 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Oct 13 10:09:59.368 INFO kablam! 
Oct 13 10:09:59.368 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 10:09:59.368 INFO kablam!   --> src/main.rs:25:17
Oct 13 10:09:59.368 INFO kablam!    |
Oct 13 10:09:59.368 INFO kablam! 25 |                 release.make_release(vtype);
Oct 13 10:09:59.368 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 10:09:59.368 INFO kablam!    |
Oct 13 10:09:59.368 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 13 10:09:59.368 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 10:09:59.368 INFO kablam! 
Oct 13 10:09:59.368 INFO kablam! warning: variable `E` should have a snake case name such as `e`
Oct 13 10:09:59.368 INFO kablam!   --> src/main.rs:27:17
Oct 13 10:09:59.368 INFO kablam!    |
Oct 13 10:09:59.368 INFO kablam! 27 |             Err(E) => {
Oct 13 10:09:59.368 INFO kablam!    |                 ^
Oct 13 10:09:59.368 INFO kablam! 
Oct 13 10:09:59.389 INFO kablam! warning: unused import: `std::env::current_dir`
Oct 13 10:09:59.389 INFO kablam!  --> src/tags.rs:4:5
Oct 13 10:09:59.389 INFO kablam!   |
Oct 13 10:09:59.389 INFO kablam! 4 | use std::env::current_dir;
Oct 13 10:09:59.389 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Oct 13 10:09:59.389 INFO kablam!   |
Oct 13 10:09:59.389 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 10:09:59.389 INFO kablam! 
Oct 13 10:09:59.500 INFO kablam! warning: unused variable: `E`
Oct 13 10:09:59.500 INFO kablam!   --> src/main.rs:27:17
Oct 13 10:09:59.500 INFO kablam!    |
Oct 13 10:09:59.500 INFO kablam! 27 |             Err(E) => {
Oct 13 10:09:59.500 INFO kablam!    |                 ^ help: consider using `_E` instead
Oct 13 10:09:59.500 INFO kablam!    |
Oct 13 10:09:59.500 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 10:09:59.500 INFO kablam! 
Oct 13 10:09:59.532 INFO kablam! warning: variable does not need to be mutable
Oct 13 10:09:59.532 INFO kablam!   --> src/tags.rs:48:13
Oct 13 10:09:59.532 INFO kablam!    |
Oct 13 10:09:59.532 INFO kablam! 48 |         let mut versions = self.get_tags().versions();
Oct 13 10:09:59.532 INFO kablam!    |             ----^^^^^^^^
Oct 13 10:09:59.532 INFO kablam!    |             |
Oct 13 10:09:59.532 INFO kablam!    |             help: remove this `mut`
Oct 13 10:09:59.532 INFO kablam!    |
Oct 13 10:09:59.532 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 10:09:59.532 INFO kablam! 
Oct 13 10:09:59.532 INFO kablam! warning: variable does not need to be mutable
Oct 13 10:09:59.532 INFO kablam!   --> src/tags.rs:84:13
Oct 13 10:09:59.532 INFO kablam!    |
Oct 13 10:09:59.532 INFO kablam! 84 |         let mut val;
Oct 13 10:09:59.532 INFO kablam!    |             ----^^^
Oct 13 10:09:59.532 INFO kablam!    |             |
Oct 13 10:09:59.532 INFO kablam!    |             help: remove this `mut`
Oct 13 10:09:59.532 INFO kablam! 
Oct 13 10:09:59.540 INFO kablam! warning: variable does not need to be mutable
Oct 13 10:09:59.540 INFO kablam!   --> src/tags.rs:97:13
Oct 13 10:09:59.540 INFO kablam!    |
Oct 13 10:09:59.540 INFO kablam! 97 |         let mut obj;
Oct 13 10:09:59.540 INFO kablam!    |             ----^^^
Oct 13 10:09:59.540 INFO kablam!    |             |
Oct 13 10:09:59.540 INFO kablam!    |             help: remove this `mut`
Oct 13 10:09:59.540 INFO kablam! 
Oct 13 10:09:59.540 INFO kablam! warning: method is never used: `iter`
Oct 13 10:09:59.540 INFO kablam!    --> src/tags.rs:105:5
Oct 13 10:09:59.540 INFO kablam!     |
Oct 13 10:09:59.540 INFO kablam! 105 |     pub fn iter(&self) -> Iter<Version>{
Oct 13 10:09:59.540 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 10:09:59.540 INFO kablam!     |
Oct 13 10:09:59.540 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 13 10:09:59.540 INFO kablam! 
Oct 13 10:09:59.540 INFO kablam! warning: variable `E` should have a snake case name such as `e`
Oct 13 10:09:59.540 INFO kablam!   --> src/tags.rs:79:17
Oct 13 10:09:59.540 INFO kablam!    |
Oct 13 10:09:59.540 INFO kablam! 79 |             Err(E) => Err(E)
Oct 13 10:09:59.540 INFO kablam!    |                 ^
Oct 13 10:09:59.540 INFO kablam!    |
Oct 13 10:09:59.541 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Oct 13 10:09:59.541 INFO kablam! 
Oct 13 10:09:59.541 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 10:09:59.541 INFO kablam!   --> src/main.rs:25:17
Oct 13 10:09:59.541 INFO kablam!    |
Oct 13 10:09:59.541 INFO kablam! 25 |                 release.make_release(vtype);
Oct 13 10:09:59.541 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 10:09:59.541 INFO kablam!    |
Oct 13 10:09:59.541 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 13 10:09:59.541 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 10:09:59.541 INFO kablam! 
Oct 13 10:09:59.541 INFO kablam! warning: variable `E` should have a snake case name such as `e`
Oct 13 10:09:59.541 INFO kablam!   --> src/main.rs:27:17
Oct 13 10:09:59.541 INFO kablam!    |
Oct 13 10:09:59.541 INFO kablam! 27 |             Err(E) => {
Oct 13 10:09:59.541 INFO kablam!    |                 ^
Oct 13 10:09:59.541 INFO kablam! 
Oct 13 10:09:59.557 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 26.46s
Oct 13 10:09:59.571 INFO kablam! su: No module specific data is present
Oct 13 10:09:59.921 INFO running `"docker" "rm" "-f" "d88aa0d51a5f0c6fa74385c400d7ec71b401c67eb6162b4a733e0388d64089f4"`
Oct 13 10:10:00.092 INFO blam! d88aa0d51a5f0c6fa74385c400d7ec71b401c67eb6162b4a733e0388d64089f4