Nov 09 01:56:35.085 INFO checking yagince/programming-rust against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 09 01:56:35.087 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-2/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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 09 01:56:35.565 INFO blam! 49e62801b211e75adfd0a460542c1a7cf052ffd47d4a1c7d4735456667d0949c
Nov 09 01:56:35.567 INFO running `"docker" "start" "-a" "49e62801b211e75adfd0a460542c1a7cf052ffd47d4a1c7d4735456667d0949c"`
Nov 09 01:56:38.219 INFO kablam! usermod: no changes
Nov 09 01:56:38.275 INFO kablam!     Checking samples v0.1.0 (/source)
Nov 09 01:56:38.975 INFO kablam! warning: unused import: `std::io::Result`
Nov 09 01:56:38.975 INFO kablam!  --> src/bin/6_4_1_if_let.rs:2:5
Nov 09 01:56:38.975 INFO kablam!   |
Nov 09 01:56:38.975 INFO kablam! 2 | use std::io::Result;
Nov 09 01:56:38.976 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 09 01:56:38.976 INFO kablam!   |
Nov 09 01:56:38.976 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 09 01:56:38.976 INFO kablam! 
Nov 09 01:56:39.007 INFO kablam! warning: unused import: `std::io::Result`
Nov 09 01:56:39.007 INFO kablam!  --> src/bin/6_4_1_if_let.rs:2:5
Nov 09 01:56:39.007 INFO kablam!   |
Nov 09 01:56:39.008 INFO kablam! 2 | use std::io::Result;
Nov 09 01:56:39.008 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 09 01:56:39.008 INFO kablam!   |
Nov 09 01:56:39.008 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 09 01:56:39.008 INFO kablam! 
Nov 09 01:56:39.111 INFO kablam! warning: field is never used: `y`
Nov 09 01:56:39.119 INFO kablam!  --> src/bin/5_2_6_lifetime_parameter.rs:3:5
Nov 09 01:56:39.119 INFO kablam!   |
Nov 09 01:56:39.119 INFO kablam! 3 |     y: &'b i32,
Nov 09 01:56:39.119 INFO kablam!   |     ^^^^^^^^^^
Nov 09 01:56:39.147 INFO kablam!   |
Nov 09 01:56:39.147 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 09 01:56:39.147 INFO kablam! 
Nov 09 01:56:39.274 INFO kablam! warning: unused variable: `a_2`
Nov 09 01:56:39.274 INFO kablam!  --> src/bin/4_3_copy.rs:6:9
Nov 09 01:56:39.274 INFO kablam!   |
Nov 09 01:56:39.274 INFO kablam! 6 |     let a_2 = a;
Nov 09 01:56:39.274 INFO kablam!   |         ^^^ help: consider using `_a_2` instead
Nov 09 01:56:39.311 INFO kablam!   |
Nov 09 01:56:39.311 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 09 01:56:39.311 INFO kablam! 
Nov 09 01:56:39.480 INFO kablam! warning: unused variable: `aside`
Nov 09 01:56:39.480 INFO kablam!   --> src/bin/5_3_share_refenrence.rs:11:9
Nov 09 01:56:39.480 INFO kablam!    |
Nov 09 01:56:39.480 INFO kablam! 11 |     let aside = v;
Nov 09 01:56:39.480 INFO kablam!    |         ^^^^^ help: consider using `_aside` instead
Nov 09 01:56:39.480 INFO kablam!    |
Nov 09 01:56:39.491 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 09 01:56:39.491 INFO kablam! 
Nov 09 01:56:39.491 INFO kablam! warning: unused variable: `r1`
Nov 09 01:56:39.491 INFO kablam!   --> src/bin/5_3_share_refenrence.rs:28:9
Nov 09 01:56:39.491 INFO kablam!    |
Nov 09 01:56:39.491 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 09 01:56:39.491 INFO kablam!    |         ^^ help: consider using `_r1` instead
Nov 09 01:56:39.491 INFO kablam! 
Nov 09 01:56:40.387 INFO kablam! warning: unused variable: `t`
Nov 09 01:56:40.387 INFO kablam!  --> src/bin/4_4_rc_arc.rs:9:9
Nov 09 01:56:40.387 INFO kablam!   |
Nov 09 01:56:40.387 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 09 01:56:40.387 INFO kablam!   |         ^ help: consider using `_t` instead
Nov 09 01:56:40.419 INFO kablam!   |
Nov 09 01:56:40.419 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 09 01:56:40.419 INFO kablam! 
Nov 09 01:56:40.419 INFO kablam! warning: unused variable: `u`
Nov 09 01:56:40.419 INFO kablam!   --> src/bin/4_4_rc_arc.rs:10:9
Nov 09 01:56:40.419 INFO kablam!    |
Nov 09 01:56:40.419 INFO kablam! 10 |     let u = s.clone();
Nov 09 01:56:40.419 INFO kablam!    |         ^ help: consider using `_u` instead
Nov 09 01:56:40.419 INFO kablam! 
Nov 09 01:56:40.449 INFO kablam! warning: variable does not need to be mutable
Nov 09 01:56:40.449 INFO kablam!  --> src/bin/4_4_rc_arc.rs:7:9
Nov 09 01:56:40.449 INFO kablam!   |
Nov 09 01:56:40.449 INFO kablam! 7 |     let mut s = Rc::new("hoge".to_string());
Nov 09 01:56:40.449 INFO kablam!   |         ----^
Nov 09 01:56:40.449 INFO kablam!   |         |
Nov 09 01:56:40.449 INFO kablam!   |         help: remove this `mut`
Nov 09 01:56:40.472 INFO kablam!   |
Nov 09 01:56:40.472 INFO kablam!   = note: #[warn(unused_mut)] on by default
Nov 09 01:56:40.472 INFO kablam! 
Nov 09 01:56:40.611 INFO kablam! warning: unused variable: `aside`
Nov 09 01:56:40.612 INFO kablam!   --> src/bin/5_3_share_refenrence.rs:11:9
Nov 09 01:56:40.612 INFO kablam!    |
Nov 09 01:56:40.612 INFO kablam! 11 |     let aside = v;
Nov 09 01:56:40.613 INFO kablam!    |         ^^^^^ help: consider using `_aside` instead
Nov 09 01:56:40.639 INFO kablam!    |
Nov 09 01:56:40.639 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 09 01:56:40.640 INFO kablam! 
Nov 09 01:56:40.640 INFO kablam! warning: unused variable: `r1`
Nov 09 01:56:40.640 INFO kablam!   --> src/bin/5_3_share_refenrence.rs:28:9
Nov 09 01:56:40.640 INFO kablam!    |
Nov 09 01:56:40.641 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 09 01:56:40.641 INFO kablam!    |         ^^ help: consider using `_r1` instead
Nov 09 01:56:40.641 INFO kablam! 
Nov 09 01:56:41.373 INFO kablam! warning: field is never used: `y`
Nov 09 01:56:41.373 INFO kablam!  --> src/bin/5_2_6_lifetime_parameter.rs:3:5
Nov 09 01:56:41.373 INFO kablam!   |
Nov 09 01:56:41.373 INFO kablam! 3 |     y: &'b i32,
Nov 09 01:56:41.374 INFO kablam!   |     ^^^^^^^^^^
Nov 09 01:56:41.374 INFO kablam!   |
Nov 09 01:56:41.374 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 09 01:56:41.374 INFO kablam! 
Nov 09 01:56:41.588 INFO kablam! warning: unused variable: `t`
Nov 09 01:56:41.588 INFO kablam!  --> src/bin/4_4_rc_arc.rs:9:9
Nov 09 01:56:41.588 INFO kablam!   |
Nov 09 01:56:41.588 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 09 01:56:41.588 INFO kablam!   |         ^ help: consider using `_t` instead
Nov 09 01:56:41.588 INFO kablam!   |
Nov 09 01:56:41.590 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 09 01:56:41.590 INFO kablam! 
Nov 09 01:56:41.590 INFO kablam! warning: unused variable: `u`
Nov 09 01:56:41.590 INFO kablam!   --> src/bin/4_4_rc_arc.rs:10:9
Nov 09 01:56:41.590 INFO kablam!    |
Nov 09 01:56:41.590 INFO kablam! 10 |     let u = s.clone();
Nov 09 01:56:41.590 INFO kablam!    |         ^ help: consider using `_u` instead
Nov 09 01:56:41.590 INFO kablam! 
Nov 09 01:56:41.647 INFO kablam! warning: variable does not need to be mutable
Nov 09 01:56:41.647 INFO kablam!  --> src/bin/4_4_rc_arc.rs:7:9
Nov 09 01:56:41.647 INFO kablam!   |
Nov 09 01:56:41.647 INFO kablam! 7 |     let mut s = Rc::new("hoge".to_string());
Nov 09 01:56:41.647 INFO kablam!   |         ----^
Nov 09 01:56:41.647 INFO kablam!   |         |
Nov 09 01:56:41.647 INFO kablam!   |         help: remove this `mut`
Nov 09 01:56:41.648 INFO kablam!   |
Nov 09 01:56:41.648 INFO kablam!   = note: #[warn(unused_mut)] on by default
Nov 09 01:56:41.648 INFO kablam! 
Nov 09 01:56:41.727 INFO kablam! warning: unused variable: `a_2`
Nov 09 01:56:41.727 INFO kablam!  --> src/bin/4_3_copy.rs:6:9
Nov 09 01:56:41.728 INFO kablam!   |
Nov 09 01:56:41.728 INFO kablam! 6 |     let a_2 = a;
Nov 09 01:56:41.729 INFO kablam!   |         ^^^ help: consider using `_a_2` instead
Nov 09 01:56:41.729 INFO kablam!   |
Nov 09 01:56:41.730 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 09 01:56:41.730 INFO kablam! 
Nov 09 01:56:41.909 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.67s
Nov 09 01:56:41.913 INFO kablam! su: No module specific data is present
Nov 09 01:56:43.592 INFO running `"docker" "rm" "-f" "49e62801b211e75adfd0a460542c1a7cf052ffd47d4a1c7d4735456667d0949c"`
Nov 09 01:56:43.955 INFO blam! 49e62801b211e75adfd0a460542c1a7cf052ffd47d4a1c7d4735456667d0949c