Oct 12 20:03:12.575 INFO checking jakubdibala/gf against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 20:03:12.575 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/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 12 20:03:12.872 INFO blam! cee111c377d2eb3446ccbfbed1a723d93f7c16908a2c71445b785be1ea26fd75
Oct 12 20:03:12.874 INFO running `"docker" "start" "-a" "cee111c377d2eb3446ccbfbed1a723d93f7c16908a2c71445b785be1ea26fd75"`
Oct 12 20:03:13.725 INFO kablam! usermod: no changes
Oct 12 20:03:13.910 INFO kablam!    Compiling curl-sys v0.4.8
Oct 12 20:03:13.913 INFO kablam!    Compiling libssh2-sys v0.2.10
Oct 12 20:03:13.913 INFO kablam!    Compiling libgit2-sys v0.7.7
Oct 12 20:03:59.012 INFO kablam!     Checking git2 v0.7.5
Oct 12 20:04:04.285 INFO kablam!     Checking gf v0.1.0 (/source)
Oct 12 20:04:05.507 INFO kablam! warning: unused import: `SubCommand`
Oct 12 20:04:05.507 INFO kablam!  --> src/main.rs:7:22
Oct 12 20:04:05.508 INFO kablam!   |
Oct 12 20:04:05.508 INFO kablam! 7 | use clap::{Arg, App, SubCommand};
Oct 12 20:04:05.508 INFO kablam!   |                      ^^^^^^^^^^
Oct 12 20:04:05.508 INFO kablam!   |
Oct 12 20:04:05.508 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 20:04:05.508 INFO kablam! 
Oct 12 20:04:05.580 INFO kablam! warning: unused variable: `repo`
Oct 12 20:04:05.580 INFO kablam!   --> src/main.rs:26:9
Oct 12 20:04:05.580 INFO kablam!    |
Oct 12 20:04:05.580 INFO kablam! 26 |     let repo = match git2::Repository::open(Path::new(REPO_PATH)) {
Oct 12 20:04:05.581 INFO kablam!    |         ^^^^ help: consider using `_repo` instead
Oct 12 20:04:05.581 INFO kablam!    |
Oct 12 20:04:05.581 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 20:04:05.581 INFO kablam! 
Oct 12 20:04:05.588 INFO kablam! warning: struct is never constructed: `Branch`
Oct 12 20:04:05.589 INFO kablam!  --> src/repository.rs:4:1
Oct 12 20:04:05.589 INFO kablam!   |
Oct 12 20:04:05.589 INFO kablam! 4 | pub struct Branch {
Oct 12 20:04:05.589 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Oct 12 20:04:05.589 INFO kablam!   |
Oct 12 20:04:05.589 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 20:04:05.589 INFO kablam! 
Oct 12 20:04:05.589 INFO kablam! warning: function is never used: `branch_list`
Oct 12 20:04:05.589 INFO kablam!   --> src/repository.rs:13:1
Oct 12 20:04:05.589 INFO kablam!    |
Oct 12 20:04:05.589 INFO kablam! 13 | pub fn branch_list(r: git2::Repository) -> Vec<Branch> {
Oct 12 20:04:05.589 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 20:04:05.589 INFO kablam! 
Oct 12 20:04:05.589 INFO kablam! warning: function is never used: `current_branch`
Oct 12 20:04:05.589 INFO kablam!   --> src/repository.rs:36:1
Oct 12 20:04:05.589 INFO kablam!    |
Oct 12 20:04:05.589 INFO kablam! 36 | pub fn current_branch(r: git2::Repository) -> String {
Oct 12 20:04:05.589 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 20:04:05.589 INFO kablam! 
Oct 12 20:04:05.646 INFO kablam! warning: unused import: `SubCommand`
Oct 12 20:04:05.648 INFO kablam!  --> src/main.rs:7:22
Oct 12 20:04:05.648 INFO kablam!   |
Oct 12 20:04:05.648 INFO kablam! 7 | use clap::{Arg, App, SubCommand};
Oct 12 20:04:05.648 INFO kablam!   |                      ^^^^^^^^^^
Oct 12 20:04:05.648 INFO kablam!   |
Oct 12 20:04:05.648 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 20:04:05.648 INFO kablam! 
Oct 12 20:04:05.702 INFO kablam! warning: unused variable: `repo`
Oct 12 20:04:05.702 INFO kablam!   --> src/main.rs:26:9
Oct 12 20:04:05.702 INFO kablam!    |
Oct 12 20:04:05.703 INFO kablam! 26 |     let repo = match git2::Repository::open(Path::new(REPO_PATH)) {
Oct 12 20:04:05.703 INFO kablam!    |         ^^^^ help: consider using `_repo` instead
Oct 12 20:04:05.703 INFO kablam!    |
Oct 12 20:04:05.704 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 20:04:05.704 INFO kablam! 
Oct 12 20:04:05.711 INFO kablam! warning: struct is never constructed: `Branch`
Oct 12 20:04:05.712 INFO kablam!  --> src/repository.rs:4:1
Oct 12 20:04:05.712 INFO kablam!   |
Oct 12 20:04:05.712 INFO kablam! 4 | pub struct Branch {
Oct 12 20:04:05.713 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Oct 12 20:04:05.713 INFO kablam!   |
Oct 12 20:04:05.713 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 20:04:05.713 INFO kablam! 
Oct 12 20:04:05.713 INFO kablam! warning: function is never used: `branch_list`
Oct 12 20:04:05.713 INFO kablam!   --> src/repository.rs:13:1
Oct 12 20:04:05.713 INFO kablam!    |
Oct 12 20:04:05.713 INFO kablam! 13 | pub fn branch_list(r: git2::Repository) -> Vec<Branch> {
Oct 12 20:04:05.713 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 20:04:05.713 INFO kablam! 
Oct 12 20:04:05.713 INFO kablam! warning: function is never used: `current_branch`
Oct 12 20:04:05.713 INFO kablam!   --> src/repository.rs:36:1
Oct 12 20:04:05.714 INFO kablam!    |
Oct 12 20:04:05.714 INFO kablam! 36 | pub fn current_branch(r: git2::Repository) -> String {
Oct 12 20:04:05.714 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 20:04:05.714 INFO kablam! 
Oct 12 20:04:05.772 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 52.02s
Oct 12 20:04:05.783 INFO kablam! su: No module specific data is present
Oct 12 20:04:06.512 INFO running `"docker" "rm" "-f" "cee111c377d2eb3446ccbfbed1a723d93f7c16908a2c71445b785be1ea26fd75"`
Oct 12 20:04:06.884 INFO blam! cee111c377d2eb3446ccbfbed1a723d93f7c16908a2c71445b785be1ea26fd75