Nov 09 16:53:39.207 INFO checking akuraj/learn_rust against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 09 16:53:39.208 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-6/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 16:53:39.731 INFO blam! 2a90d8caa0d9afd2669cfb92d0dae6e787715dfcea744a2b5325884c29220093
Nov 09 16:53:39.733 INFO running `"docker" "start" "-a" "2a90d8caa0d9afd2669cfb92d0dae6e787715dfcea744a2b5325884c29220093"`
Nov 09 16:53:41.434 INFO kablam! usermod: no changes
Nov 09 16:53:41.487 INFO kablam!     Checking learn_rust v0.1.0 (/source)
Nov 09 16:53:42.235 INFO kablam! warning: unused variable: `x`
Nov 09 16:53:42.235 INFO kablam!  --> src/test_lifetimes.rs:1:34
Nov 09 16:53:42.235 INFO kablam!   |
Nov 09 16:53:42.235 INFO kablam! 1 | pub fn foo< 'c, 'b, 'a/*: 'b*/>( x: &'a u32, y: &'b u32, z: &'c u32 ) -> &'b u32 {
Nov 09 16:53:42.235 INFO kablam!   |                                  ^ help: consider using `_x` instead
Nov 09 16:53:42.235 INFO kablam!   |
Nov 09 16:53:42.235 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 09 16:53:42.235 INFO kablam! 
Nov 09 16:53:42.235 INFO kablam! warning: unused variable: `z`
Nov 09 16:53:42.235 INFO kablam!  --> src/test_lifetimes.rs:1:58
Nov 09 16:53:42.235 INFO kablam!   |
Nov 09 16:53:42.235 INFO kablam! 1 | pub fn foo< 'c, 'b, 'a/*: 'b*/>( x: &'a u32, y: &'b u32, z: &'c u32 ) -> &'b u32 {
Nov 09 16:53:42.235 INFO kablam!   |                                                          ^ help: consider using `_z` instead
Nov 09 16:53:42.235 INFO kablam! 
Nov 09 16:53:42.235 INFO kablam! warning: variable `a` is assigned to, but never used
Nov 09 16:53:42.235 INFO kablam!  --> src/test_lifetimes.rs:9:9
Nov 09 16:53:42.235 INFO kablam!   |
Nov 09 16:53:42.235 INFO kablam! 9 |     let a: &u32;
Nov 09 16:53:42.235 INFO kablam!   |         ^
Nov 09 16:53:42.235 INFO kablam!   |
Nov 09 16:53:42.235 INFO kablam!   = note: consider using `_a` instead
Nov 09 16:53:42.235 INFO kablam! 
Nov 09 16:53:42.235 INFO kablam! warning: value assigned to `a` is never read
Nov 09 16:53:42.235 INFO kablam!   --> src/test_lifetimes.rs:15:9
Nov 09 16:53:42.235 INFO kablam!    |
Nov 09 16:53:42.235 INFO kablam! 15 |         a = {
Nov 09 16:53:42.235 INFO kablam!    |         ^
Nov 09 16:53:42.235 INFO kablam!    |
Nov 09 16:53:42.235 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Nov 09 16:53:42.235 INFO kablam! 
Nov 09 16:53:42.307 INFO kablam! warning: unused variable: `x`
Nov 09 16:53:42.307 INFO kablam!  --> src/test_lifetimes.rs:1:34
Nov 09 16:53:42.307 INFO kablam!   |
Nov 09 16:53:42.307 INFO kablam! 1 | pub fn foo< 'c, 'b, 'a/*: 'b*/>( x: &'a u32, y: &'b u32, z: &'c u32 ) -> &'b u32 {
Nov 09 16:53:42.307 INFO kablam!   |                                  ^ help: consider using `_x` instead
Nov 09 16:53:42.307 INFO kablam!   |
Nov 09 16:53:42.307 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 09 16:53:42.307 INFO kablam! 
Nov 09 16:53:42.307 INFO kablam! warning: unused variable: `z`
Nov 09 16:53:42.307 INFO kablam!  --> src/test_lifetimes.rs:1:58
Nov 09 16:53:42.307 INFO kablam!   |
Nov 09 16:53:42.307 INFO kablam! 1 | pub fn foo< 'c, 'b, 'a/*: 'b*/>( x: &'a u32, y: &'b u32, z: &'c u32 ) -> &'b u32 {
Nov 09 16:53:42.307 INFO kablam!   |                                                          ^ help: consider using `_z` instead
Nov 09 16:53:42.307 INFO kablam! 
Nov 09 16:53:42.307 INFO kablam! warning: variable `a` is assigned to, but never used
Nov 09 16:53:42.307 INFO kablam!  --> src/test_lifetimes.rs:9:9
Nov 09 16:53:42.307 INFO kablam!   |
Nov 09 16:53:42.307 INFO kablam! 9 |     let a: &u32;
Nov 09 16:53:42.307 INFO kablam!   |         ^
Nov 09 16:53:42.307 INFO kablam!   |
Nov 09 16:53:42.307 INFO kablam!   = note: consider using `_a` instead
Nov 09 16:53:42.307 INFO kablam! 
Nov 09 16:53:42.307 INFO kablam! warning: value assigned to `a` is never read
Nov 09 16:53:42.307 INFO kablam!   --> src/test_lifetimes.rs:15:9
Nov 09 16:53:42.307 INFO kablam!    |
Nov 09 16:53:42.307 INFO kablam! 15 |         a = {
Nov 09 16:53:42.307 INFO kablam!    |         ^
Nov 09 16:53:42.307 INFO kablam!    |
Nov 09 16:53:42.307 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Nov 09 16:53:42.307 INFO kablam! 
Nov 09 16:53:42.387 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
Nov 09 16:53:42.397 INFO kablam! su: No module specific data is present
Nov 09 16:53:43.340 INFO running `"docker" "rm" "-f" "2a90d8caa0d9afd2669cfb92d0dae6e787715dfcea744a2b5325884c29220093"`
Nov 09 16:53:43.611 INFO blam! 2a90d8caa0d9afd2669cfb92d0dae6e787715dfcea744a2b5325884c29220093