Nov 03 19:50:06.110 INFO checking yagince/programming-rust against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 03 19:50:06.114 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-7/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55655/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/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 +2ad8c7b3502616aff142a4640cce911c6c2c5463-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"`
Nov 03 19:50:06.649 INFO blam! b025c46871bd19a48543ab24250f424de8298e6a8694e272347b5a186a90255c
Nov 03 19:50:06.652 INFO running `"docker" "start" "-a" "b025c46871bd19a48543ab24250f424de8298e6a8694e272347b5a186a90255c"`
Nov 03 19:50:08.858 INFO kablam! usermod: no changes
Nov 03 19:50:08.907 INFO kablam!     Checking samples v0.1.0 (/source)
Nov 03 19:50:09.607 INFO kablam! warning: unused import: `std::io::Result`
Nov 03 19:50:09.607 INFO kablam!  --> src/bin/6_4_1_if_let.rs:2:5
Nov 03 19:50:09.608 INFO kablam!   |
Nov 03 19:50:09.608 INFO kablam! 2 | use std::io::Result;
Nov 03 19:50:09.609 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 03 19:50:09.610 INFO kablam! warning: unused import: `std::io::Result`
Nov 03 19:50:09.610 INFO kablam!  --> src/bin/6_4_1_if_let.rs:2:5
Nov 03 19:50:09.611 INFO kablam!   |
Nov 03 19:50:09.611 INFO kablam! 2 | use std::io::Result;
Nov 03 19:50:09.612 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 03 19:50:09.631 INFO kablam!   |
Nov 03 19:50:09.632 INFO kablam!   |
Nov 03 19:50:09.633 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 03 19:50:09.633 INFO kablam! 
Nov 03 19:50:09.634 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 03 19:50:09.634 INFO kablam! 
Nov 03 19:50:09.947 INFO kablam! warning: unused variable: `aside`
Nov 03 19:50:09.948 INFO kablam!   --> src/bin/5_3_share_refenrence.rs:11:9
Nov 03 19:50:09.948 INFO kablam!    |
Nov 03 19:50:09.948 INFO kablam! 11 |     let aside = v;
Nov 03 19:50:09.949 INFO kablam!    |         ^^^^^ help: consider using `_aside` instead
Nov 03 19:50:09.975 INFO kablam!    |
Nov 03 19:50:09.976 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 03 19:50:09.976 INFO kablam! 
Nov 03 19:50:09.977 INFO kablam! warning: unused variable: `r1`
Nov 03 19:50:09.977 INFO kablam!   --> src/bin/5_3_share_refenrence.rs:28:9
Nov 03 19:50:09.977 INFO kablam!    |
Nov 03 19:50:09.978 INFO kablam! 28 |     let r1 = &mut r.1; // 可変参照から可変参照の再借用は出来る
Nov 03 19:50:09.978 INFO kablam!    |         ^^ help: consider using `_r1` instead
Nov 03 19:50:09.978 INFO kablam! 
Nov 03 19:50:10.091 INFO kablam! warning: unused variable: `aside`
Nov 03 19:50:10.092 INFO kablam!   --> src/bin/5_3_share_refenrence.rs:11:9
Nov 03 19:50:10.093 INFO kablam!    |
Nov 03 19:50:10.093 INFO kablam! 11 |     let aside = v;
Nov 03 19:50:10.094 INFO kablam!    |         ^^^^^ help: consider using `_aside` instead
Nov 03 19:50:10.128 INFO kablam!    |
Nov 03 19:50:10.129 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 03 19:50:10.129 INFO kablam! 
Nov 03 19:50:10.130 INFO kablam! warning: unused variable: `r1`
Nov 03 19:50:10.130 INFO kablam!   --> src/bin/5_3_share_refenrence.rs:28:9
Nov 03 19:50:10.130 INFO kablam!    |
Nov 03 19:50:10.131 INFO kablam! 28 |     let r1 = &mut r.1; // 可変参照から可変参照の再借用は出来る
Nov 03 19:50:10.131 INFO kablam!    |         ^^ help: consider using `_r1` instead
Nov 03 19:50:10.132 INFO kablam! 
Nov 03 19:50:10.867 INFO kablam! warning: unused variable: `a_2`
Nov 03 19:50:10.867 INFO kablam!  --> src/bin/4_3_copy.rs:6:9
Nov 03 19:50:10.867 INFO kablam!   |
Nov 03 19:50:10.867 INFO kablam! 6 |     let a_2 = a;
Nov 03 19:50:10.867 INFO kablam!   |         ^^^ help: consider using `_a_2` instead
Nov 03 19:50:10.870 INFO kablam!   |
Nov 03 19:50:10.883 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 03 19:50:10.883 INFO kablam! 
Nov 03 19:50:11.239 INFO kablam! warning: field is never used: `y`
Nov 03 19:50:11.240 INFO kablam!  --> src/bin/5_2_6_lifetime_parameter.rs:3:5
Nov 03 19:50:11.241 INFO kablam!   |
Nov 03 19:50:11.241 INFO kablam! 3 |     y: &'b i32,
Nov 03 19:50:11.242 INFO kablam!   |     ^^^^^^^^^^
Nov 03 19:50:11.243 INFO kablam!   |
Nov 03 19:50:11.243 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 03 19:50:11.244 INFO kablam! 
Nov 03 19:50:11.415 INFO kablam! warning: unused variable: `a_2`
Nov 03 19:50:11.415 INFO kablam!  --> src/bin/4_3_copy.rs:6:9
Nov 03 19:50:11.415 INFO kablam!   |
Nov 03 19:50:11.415 INFO kablam! 6 |     let a_2 = a;
Nov 03 19:50:11.416 INFO kablam!   |         ^^^ help: consider using `_a_2` instead
Nov 03 19:50:11.417 INFO kablam!   |
Nov 03 19:50:11.439 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 03 19:50:11.439 INFO kablam! 
Nov 03 19:50:11.511 INFO kablam! warning: unused variable: `t`
Nov 03 19:50:11.511 INFO kablam!  --> src/bin/4_4_rc_arc.rs:9:9
Nov 03 19:50:11.511 INFO kablam!   |
Nov 03 19:50:11.511 INFO kablam! 9 |     let t = s.clone(); // cloneすると参照カウントがインクリメントされるが実際はコピーされない
Nov 03 19:50:11.511 INFO kablam!   |         ^ help: consider using `_t` instead
Nov 03 19:50:11.535 INFO kablam!   |
Nov 03 19:50:11.535 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 03 19:50:11.535 INFO kablam! 
Nov 03 19:50:11.535 INFO kablam! warning: unused variable: `u`
Nov 03 19:50:11.535 INFO kablam!   --> src/bin/4_4_rc_arc.rs:10:9
Nov 03 19:50:11.535 INFO kablam!    |
Nov 03 19:50:11.535 INFO kablam! 10 |     let u = s.clone();
Nov 03 19:50:11.535 INFO kablam!    |         ^ help: consider using `_u` instead
Nov 03 19:50:11.535 INFO kablam! 
Nov 03 19:50:11.563 INFO kablam! warning: variable does not need to be mutable
Nov 03 19:50:11.563 INFO kablam!  --> src/bin/4_4_rc_arc.rs:7:9
Nov 03 19:50:11.563 INFO kablam!   |
Nov 03 19:50:11.563 INFO kablam! 7 |     let mut s = Rc::new("hoge".to_string());
Nov 03 19:50:11.563 INFO kablam!   |         ----^
Nov 03 19:50:11.563 INFO kablam!   |         |
Nov 03 19:50:11.563 INFO kablam!   |         help: remove this `mut`
Nov 03 19:50:11.579 INFO kablam!   |
Nov 03 19:50:11.579 INFO kablam!   = note: #[warn(unused_mut)] on by default
Nov 03 19:50:11.579 INFO kablam! 
Nov 03 19:50:12.211 INFO kablam! warning: field is never used: `y`
Nov 03 19:50:12.211 INFO kablam!  --> src/bin/5_2_6_lifetime_parameter.rs:3:5
Nov 03 19:50:12.211 INFO kablam!   |
Nov 03 19:50:12.211 INFO kablam! 3 |     y: &'b i32,
Nov 03 19:50:12.212 INFO kablam!   |     ^^^^^^^^^^
Nov 03 19:50:12.212 INFO kablam!   |
Nov 03 19:50:12.212 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 03 19:50:12.212 INFO kablam! 
Nov 03 19:50:12.355 INFO kablam! warning: unused variable: `t`
Nov 03 19:50:12.355 INFO kablam!  --> src/bin/4_4_rc_arc.rs:9:9
Nov 03 19:50:12.355 INFO kablam!   |
Nov 03 19:50:12.356 INFO kablam! 9 |     let t = s.clone(); // cloneすると参照カウントがインクリメントされるが実際はコピーされない
Nov 03 19:50:12.356 INFO kablam!   |         ^ help: consider using `_t` instead
Nov 03 19:50:12.367 INFO kablam!   |
Nov 03 19:50:12.371 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 03 19:50:12.371 INFO kablam! 
Nov 03 19:50:12.371 INFO kablam! warning: unused variable: `u`
Nov 03 19:50:12.371 INFO kablam!   --> src/bin/4_4_rc_arc.rs:10:9
Nov 03 19:50:12.371 INFO kablam!    |
Nov 03 19:50:12.371 INFO kablam! 10 |     let u = s.clone();
Nov 03 19:50:12.371 INFO kablam!    |         ^ help: consider using `_u` instead
Nov 03 19:50:12.373 INFO kablam! 
Nov 03 19:50:12.411 INFO kablam! warning: variable does not need to be mutable
Nov 03 19:50:12.411 INFO kablam!  --> src/bin/4_4_rc_arc.rs:7:9
Nov 03 19:50:12.411 INFO kablam!   |
Nov 03 19:50:12.411 INFO kablam! 7 |     let mut s = Rc::new("hoge".to_string());
Nov 03 19:50:12.411 INFO kablam!   |         ----^
Nov 03 19:50:12.411 INFO kablam!   |         |
Nov 03 19:50:12.411 INFO kablam!   |         help: remove this `mut`
Nov 03 19:50:12.411 INFO kablam!   |
Nov 03 19:50:12.411 INFO kablam!   = note: #[warn(unused_mut)] on by default
Nov 03 19:50:12.411 INFO kablam! 
Nov 03 19:50:12.707 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.82s
Nov 03 19:50:12.727 INFO kablam! su: No module specific data is present
Nov 03 19:50:14.126 INFO running `"docker" "rm" "-f" "b025c46871bd19a48543ab24250f424de8298e6a8694e272347b5a186a90255c"`
Nov 03 19:50:14.427 INFO blam! b025c46871bd19a48543ab24250f424de8298e6a8694e272347b5a186a90255c