Nov 03 19:49:56.499 INFO checking yagince/programming-rust against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 03 19:49:56.501 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-7/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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 19:49:56.958 INFO blam! 341940ab58f34d8669530dc0b9c0caa32923fca5d02e5280288752e5dcc656f5
Nov 03 19:49:56.961 INFO running `"docker" "start" "-a" "341940ab58f34d8669530dc0b9c0caa32923fca5d02e5280288752e5dcc656f5"`
Nov 03 19:50:00.171 INFO kablam! usermod: no changes
Nov 03 19:50:00.271 INFO kablam!     Checking samples v0.1.0 (/source)
Nov 03 19:50:01.155 INFO kablam! warning: field is never used: `y`
Nov 03 19:50:01.156 INFO kablam!  --> src/bin/5_2_6_lifetime_parameter.rs:3:5
Nov 03 19:50:01.156 INFO kablam!   |
Nov 03 19:50:01.157 INFO kablam! 3 |     y: &'b i32,
Nov 03 19:50:01.157 INFO kablam!   |     ^^^^^^^^^^
Nov 03 19:50:01.158 INFO kablam!   |
Nov 03 19:50:01.159 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 03 19:50:01.159 INFO kablam! 
Nov 03 19:50:01.175 INFO kablam! warning: unused import: `std::io::Result`
Nov 03 19:50:01.175 INFO kablam!  --> src/bin/6_4_1_if_let.rs:2:5
Nov 03 19:50:01.175 INFO kablam!   |
Nov 03 19:50:01.175 INFO kablam! 2 | use std::io::Result;
Nov 03 19:50:01.175 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 03 19:50:01.175 INFO kablam!   |
Nov 03 19:50:01.176 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 03 19:50:01.176 INFO kablam! 
Nov 03 19:50:01.699 INFO kablam! warning: unused variable: `aside`
Nov 03 19:50:01.700 INFO kablam!   --> src/bin/5_3_share_refenrence.rs:11:9
Nov 03 19:50:01.700 INFO kablam!    |
Nov 03 19:50:01.701 INFO kablam! 11 |     let aside = v;
Nov 03 19:50:01.701 INFO kablam!    |         ^^^^^ help: consider using `_aside` instead
Nov 03 19:50:01.702 INFO kablam!    |
Nov 03 19:50:01.703 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 03 19:50:01.707 INFO kablam! 
Nov 03 19:50:01.707 INFO kablam! warning: unused variable: `r1`
Nov 03 19:50:01.707 INFO kablam!   --> src/bin/5_3_share_refenrence.rs:28:9
Nov 03 19:50:01.707 INFO kablam!    |
Nov 03 19:50:01.707 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 19:50:01.707 INFO kablam!    |         ^^ help: consider using `_r1` instead
Nov 03 19:50:01.707 INFO kablam! 
Nov 03 19:50:01.707 INFO kablam! warning: unused variable: `aside`
Nov 03 19:50:01.707 INFO kablam!   --> src/bin/5_3_share_refenrence.rs:11:9
Nov 03 19:50:01.707 INFO kablam!    |
Nov 03 19:50:01.707 INFO kablam! 11 |     let aside = v;
Nov 03 19:50:01.707 INFO kablam!    |         ^^^^^ help: consider using `_aside` instead
Nov 03 19:50:01.707 INFO kablam!    |
Nov 03 19:50:01.707 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 03 19:50:01.707 INFO kablam! 
Nov 03 19:50:01.707 INFO kablam! warning: unused variable: `r1`
Nov 03 19:50:01.707 INFO kablam!   --> src/bin/5_3_share_refenrence.rs:28:9
Nov 03 19:50:01.707 INFO kablam!    |
Nov 03 19:50:01.707 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 19:50:01.707 INFO kablam!    |         ^^ help: consider using `_r1` instead
Nov 03 19:50:01.707 INFO kablam! 
Nov 03 19:50:02.515 INFO kablam! warning: unused import: `std::io::Result`
Nov 03 19:50:02.516 INFO kablam!  --> src/bin/6_4_1_if_let.rs:2:5
Nov 03 19:50:02.517 INFO kablam!   |
Nov 03 19:50:02.517 INFO kablam! 2 | use std::io::Result;
Nov 03 19:50:02.518 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 03 19:50:02.531 INFO kablam!   |
Nov 03 19:50:02.532 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 03 19:50:02.532 INFO kablam! 
Nov 03 19:50:02.652 INFO kablam! warning: unused variable: `t`
Nov 03 19:50:02.652 INFO kablam!  --> src/bin/4_4_rc_arc.rs:9:9
Nov 03 19:50:02.652 INFO kablam!   |
Nov 03 19:50:02.652 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 19:50:02.652 INFO kablam!   |         ^ help: consider using `_t` instead
Nov 03 19:50:02.659 INFO kablam!   |
Nov 03 19:50:02.660 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 03 19:50:02.660 INFO kablam! 
Nov 03 19:50:02.660 INFO kablam! warning: unused variable: `u`
Nov 03 19:50:02.660 INFO kablam!   --> src/bin/4_4_rc_arc.rs:10:9
Nov 03 19:50:02.660 INFO kablam!    |
Nov 03 19:50:02.660 INFO kablam! 10 |     let u = s.clone();
Nov 03 19:50:02.660 INFO kablam!    |         ^ help: consider using `_u` instead
Nov 03 19:50:02.660 INFO kablam! 
Nov 03 19:50:02.671 INFO kablam! warning: variable does not need to be mutable
Nov 03 19:50:02.671 INFO kablam!  --> src/bin/4_4_rc_arc.rs:7:9
Nov 03 19:50:02.672 INFO kablam!   |
Nov 03 19:50:02.672 INFO kablam! 7 |     let mut s = Rc::new("hoge".to_string());
Nov 03 19:50:02.672 INFO kablam!   |         ----^
Nov 03 19:50:02.672 INFO kablam!   |         |
Nov 03 19:50:02.672 INFO kablam!   |         help: remove this `mut`
Nov 03 19:50:02.711 INFO kablam!   |
Nov 03 19:50:02.712 INFO kablam!   = note: #[warn(unused_mut)] on by default
Nov 03 19:50:02.712 INFO kablam! 
Nov 03 19:50:03.564 INFO kablam! warning: unused variable: `a_2`
Nov 03 19:50:03.565 INFO kablam!  --> src/bin/4_3_copy.rs:6:9
Nov 03 19:50:03.566 INFO kablam!   |
Nov 03 19:50:03.566 INFO kablam! 6 |     let a_2 = a;
Nov 03 19:50:03.567 INFO kablam!   |         ^^^ help: consider using `_a_2` instead
Nov 03 19:50:03.568 INFO kablam!   |
Nov 03 19:50:03.568 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 03 19:50:03.569 INFO kablam! 
Nov 03 19:50:03.865 INFO kablam! warning: unused variable: `a_2`
Nov 03 19:50:03.865 INFO kablam!  --> src/bin/4_3_copy.rs:6:9
Nov 03 19:50:03.865 INFO kablam!   |
Nov 03 19:50:03.865 INFO kablam! 6 |     let a_2 = a;
Nov 03 19:50:03.865 INFO kablam!   |         ^^^ help: consider using `_a_2` instead
Nov 03 19:50:03.883 INFO kablam!   |
Nov 03 19:50:03.883 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 03 19:50:03.883 INFO kablam! 
Nov 03 19:50:03.965 INFO kablam! warning: unused variable: `t`
Nov 03 19:50:03.965 INFO kablam!  --> src/bin/4_4_rc_arc.rs:9:9
Nov 03 19:50:03.965 INFO kablam!   |
Nov 03 19:50:03.965 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 19:50:03.965 INFO kablam!   |         ^ help: consider using `_t` instead
Nov 03 19:50:03.967 INFO kablam!   |
Nov 03 19:50:03.967 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 03 19:50:03.967 INFO kablam! 
Nov 03 19:50:03.967 INFO kablam! warning: unused variable: `u`
Nov 03 19:50:03.967 INFO kablam!   --> src/bin/4_4_rc_arc.rs:10:9
Nov 03 19:50:03.967 INFO kablam!    |
Nov 03 19:50:03.969 INFO kablam! 10 |     let u = s.clone();
Nov 03 19:50:03.969 INFO kablam!    |         ^ help: consider using `_u` instead
Nov 03 19:50:03.969 INFO kablam! 
Nov 03 19:50:03.991 INFO kablam! warning: variable does not need to be mutable
Nov 03 19:50:03.991 INFO kablam!  --> src/bin/4_4_rc_arc.rs:7:9
Nov 03 19:50:03.991 INFO kablam!   |
Nov 03 19:50:03.991 INFO kablam! 7 |     let mut s = Rc::new("hoge".to_string());
Nov 03 19:50:03.993 INFO kablam!   |         ----^
Nov 03 19:50:03.993 INFO kablam!   |         |
Nov 03 19:50:03.993 INFO kablam!   |         help: remove this `mut`
Nov 03 19:50:03.993 INFO kablam!   |
Nov 03 19:50:03.993 INFO kablam!   = note: #[warn(unused_mut)] on by default
Nov 03 19:50:03.993 INFO kablam! 
Nov 03 19:50:04.091 INFO kablam! warning: field is never used: `y`
Nov 03 19:50:04.091 INFO kablam!  --> src/bin/5_2_6_lifetime_parameter.rs:3:5
Nov 03 19:50:04.091 INFO kablam!   |
Nov 03 19:50:04.091 INFO kablam! 3 |     y: &'b i32,
Nov 03 19:50:04.091 INFO kablam!   |     ^^^^^^^^^^
Nov 03 19:50:04.091 INFO kablam!   |
Nov 03 19:50:04.091 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 03 19:50:04.091 INFO kablam! 
Nov 03 19:50:04.280 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.08s
Nov 03 19:50:04.291 INFO kablam! su: No module specific data is present
Nov 03 19:50:05.653 INFO running `"docker" "rm" "-f" "341940ab58f34d8669530dc0b9c0caa32923fca5d02e5280288752e5dcc656f5"`
Nov 03 19:50:06.017 INFO blam! 341940ab58f34d8669530dc0b9c0caa32923fca5d02e5280288752e5dcc656f5