Nov 07 01:48:53.058 INFO checking akuraj/learn_rust against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 01:48:53.058 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-0/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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 07 01:48:53.508 INFO blam! 5a8af465cb49d6ae3ab1eb85817e467b16f16d74ecbba69a79fd864431e1094e
Nov 07 01:48:53.512 INFO running `"docker" "start" "-a" "5a8af465cb49d6ae3ab1eb85817e467b16f16d74ecbba69a79fd864431e1094e"`
Nov 07 01:48:55.407 INFO kablam! usermod: no changes
Nov 07 01:48:55.480 INFO kablam!     Checking learn_rust v0.1.0 (/source)
Nov 07 01:48:56.280 INFO kablam! warning: unused variable: `x`
Nov 07 01:48:56.280 INFO kablam!  --> src/test_lifetimes.rs:1:34
Nov 07 01:48:56.280 INFO kablam!   |
Nov 07 01:48:56.280 INFO kablam! 1 | pub fn foo< 'c, 'b, 'a/*: 'b*/>( x: &'a u32, y: &'b u32, z: &'c u32 ) -> &'b u32 {
Nov 07 01:48:56.280 INFO kablam!   |                                  ^ help: consider using `_x` instead
Nov 07 01:48:56.280 INFO kablam!   |
Nov 07 01:48:56.280 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 07 01:48:56.280 INFO kablam! 
Nov 07 01:48:56.280 INFO kablam! warning: unused variable: `z`
Nov 07 01:48:56.280 INFO kablam!  --> src/test_lifetimes.rs:1:58
Nov 07 01:48:56.280 INFO kablam!   |
Nov 07 01:48:56.280 INFO kablam! 1 | pub fn foo< 'c, 'b, 'a/*: 'b*/>( x: &'a u32, y: &'b u32, z: &'c u32 ) -> &'b u32 {
Nov 07 01:48:56.280 INFO kablam!   |                                                          ^ help: consider using `_z` instead
Nov 07 01:48:56.280 INFO kablam! 
Nov 07 01:48:56.280 INFO kablam! warning: variable `a` is assigned to, but never used
Nov 07 01:48:56.280 INFO kablam!  --> src/test_lifetimes.rs:9:9
Nov 07 01:48:56.281 INFO kablam!   |
Nov 07 01:48:56.281 INFO kablam! 9 |     let a: &u32;
Nov 07 01:48:56.281 INFO kablam!   |         ^
Nov 07 01:48:56.281 INFO kablam!   |
Nov 07 01:48:56.281 INFO kablam!   = note: consider using `_a` instead
Nov 07 01:48:56.281 INFO kablam! 
Nov 07 01:48:56.281 INFO kablam! warning: value assigned to `a` is never read
Nov 07 01:48:56.281 INFO kablam!   --> src/test_lifetimes.rs:15:9
Nov 07 01:48:56.281 INFO kablam!    |
Nov 07 01:48:56.281 INFO kablam! 15 |         a = {
Nov 07 01:48:56.281 INFO kablam!    |         ^
Nov 07 01:48:56.281 INFO kablam!    |
Nov 07 01:48:56.281 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Nov 07 01:48:56.281 INFO kablam! 
Nov 07 01:48:56.472 INFO kablam! warning: unused variable: `x`
Nov 07 01:48:56.472 INFO kablam!  --> src/test_lifetimes.rs:1:34
Nov 07 01:48:56.472 INFO kablam!   |
Nov 07 01:48:56.472 INFO kablam! 1 | pub fn foo< 'c, 'b, 'a/*: 'b*/>( x: &'a u32, y: &'b u32, z: &'c u32 ) -> &'b u32 {
Nov 07 01:48:56.472 INFO kablam!   |                                  ^ help: consider using `_x` instead
Nov 07 01:48:56.472 INFO kablam!   |
Nov 07 01:48:56.472 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 07 01:48:56.472 INFO kablam! 
Nov 07 01:48:56.472 INFO kablam! warning: unused variable: `z`
Nov 07 01:48:56.472 INFO kablam!  --> src/test_lifetimes.rs:1:58
Nov 07 01:48:56.472 INFO kablam!   |
Nov 07 01:48:56.472 INFO kablam! 1 | pub fn foo< 'c, 'b, 'a/*: 'b*/>( x: &'a u32, y: &'b u32, z: &'c u32 ) -> &'b u32 {
Nov 07 01:48:56.472 INFO kablam!   |                                                          ^ help: consider using `_z` instead
Nov 07 01:48:56.473 INFO kablam! 
Nov 07 01:48:56.473 INFO kablam! warning: variable `a` is assigned to, but never used
Nov 07 01:48:56.473 INFO kablam!  --> src/test_lifetimes.rs:9:9
Nov 07 01:48:56.473 INFO kablam!   |
Nov 07 01:48:56.473 INFO kablam! 9 |     let a: &u32;
Nov 07 01:48:56.473 INFO kablam!   |         ^
Nov 07 01:48:56.473 INFO kablam!   |
Nov 07 01:48:56.473 INFO kablam!   = note: consider using `_a` instead
Nov 07 01:48:56.473 INFO kablam! 
Nov 07 01:48:56.473 INFO kablam! warning: value assigned to `a` is never read
Nov 07 01:48:56.473 INFO kablam!   --> src/test_lifetimes.rs:15:9
Nov 07 01:48:56.473 INFO kablam!    |
Nov 07 01:48:56.473 INFO kablam! 15 |         a = {
Nov 07 01:48:56.473 INFO kablam!    |         ^
Nov 07 01:48:56.473 INFO kablam!    |
Nov 07 01:48:56.473 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Nov 07 01:48:56.473 INFO kablam! 
Nov 07 01:48:56.522 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
Nov 07 01:48:56.528 INFO kablam! su: No module specific data is present
Nov 07 01:48:57.452 INFO running `"docker" "rm" "-f" "5a8af465cb49d6ae3ab1eb85817e467b16f16d74ecbba69a79fd864431e1094e"`
Nov 07 01:48:57.764 INFO blam! 5a8af465cb49d6ae3ab1eb85817e467b16f16d74ecbba69a79fd864431e1094e