Oct 21 13:49:41.603 INFO checking shoul/rust_tutorial against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 13:49:41.604 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-6/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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"`
Oct 21 13:49:41.956 INFO blam! b007567339cdf9d201ecc8f01ef5f352b64b89f247f6ab14c5d7a28513cd6bb2
Oct 21 13:49:41.961 INFO running `"docker" "start" "-a" "b007567339cdf9d201ecc8f01ef5f352b64b89f247f6ab14c5d7a28513cd6bb2"`
Oct 21 13:49:43.266 INFO kablam! usermod: no changes
Oct 21 13:49:43.323 INFO kablam! warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Oct 21 13:49:43.323 INFO kablam! disables Cargo from automatically inferring other binary targets.
Oct 21 13:49:43.323 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following
Oct 21 13:49:43.323 INFO kablam! files will be included as a binary target:
Oct 21 13:49:43.323 INFO kablam! 
Oct 21 13:49:43.323 INFO kablam! * /source/src/main.rs
Oct 21 13:49:43.323 INFO kablam! 
Oct 21 13:49:43.323 INFO kablam! This is likely to break cargo build or cargo test as these files may not be
Oct 21 13:49:43.323 INFO kablam! ready to be compiled as a binary target today. You can future-proof yourself
Oct 21 13:49:43.323 INFO kablam! and disable this warning by adding `autobins = false` to your [package]
Oct 21 13:49:43.323 INFO kablam! section. You may also move the files to a location where Cargo would not
Oct 21 13:49:43.323 INFO kablam! automatically infer them to be a target, such as in subfolders.
Oct 21 13:49:43.323 INFO kablam! 
Oct 21 13:49:43.323 INFO kablam! For more information on this warning you can consult
Oct 21 13:49:43.323 INFO kablam! https://github.com/rust-lang/cargo/issues/5330
Oct 21 13:49:43.326 INFO kablam!     Checking rust_tutorial v0.1.0 (/source)
Oct 21 13:49:44.184 INFO kablam! warning: unused variable: `v2`
Oct 21 13:49:44.185 INFO kablam!   --> src/ownership.rs:37:9
Oct 21 13:49:44.185 INFO kablam!    |
Oct 21 13:49:44.185 INFO kablam! 37 |     let v2 = v;
Oct 21 13:49:44.186 INFO kablam!    |         ^^ help: consider using `_v2` instead
Oct 21 13:49:44.186 INFO kablam!    |
Oct 21 13:49:44.186 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 13:49:44.187 INFO kablam! 
Oct 21 13:49:44.192 INFO kablam! warning: variable does not need to be mutable
Oct 21 13:49:44.193 INFO kablam!   --> src/ownership.rs:60:9
Oct 21 13:49:44.193 INFO kablam!    |
Oct 21 13:49:44.193 INFO kablam! 60 |     let mut b = a;
Oct 21 13:49:44.194 INFO kablam!    |         ----^
Oct 21 13:49:44.194 INFO kablam!    |         |
Oct 21 13:49:44.194 INFO kablam!    |         help: remove this `mut`
Oct 21 13:49:44.194 INFO kablam!    |
Oct 21 13:49:44.195 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 21 13:49:44.195 INFO kablam! 
Oct 21 13:49:45.300 INFO kablam! warning: unused variable: `j`
Oct 21 13:49:45.300 INFO kablam!   --> src/vectors.rs:34:6
Oct 21 13:49:45.300 INFO kablam!    |
Oct 21 13:49:45.300 INFO kablam! 34 |     let j: i32 = 0;
Oct 21 13:49:45.300 INFO kablam!    |         ^ help: consider using `_j` instead
Oct 21 13:49:45.300 INFO kablam!    |
Oct 21 13:49:45.300 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 13:49:45.300 INFO kablam! 
Oct 21 13:49:45.508 INFO kablam! warning: unused variable: `j`
Oct 21 13:49:45.508 INFO kablam!   --> src/vectors.rs:34:6
Oct 21 13:49:45.508 INFO kablam!    |
Oct 21 13:49:45.508 INFO kablam! 34 |     let j: i32 = 0;
Oct 21 13:49:45.508 INFO kablam!    |         ^ help: consider using `_j` instead
Oct 21 13:49:45.508 INFO kablam!    |
Oct 21 13:49:45.508 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 13:49:45.508 INFO kablam! 
Oct 21 13:49:45.661 INFO kablam! warning: unused variable: `v2`
Oct 21 13:49:45.661 INFO kablam!   --> src/ownership.rs:37:9
Oct 21 13:49:45.661 INFO kablam!    |
Oct 21 13:49:45.662 INFO kablam! 37 |     let v2 = v;
Oct 21 13:49:45.662 INFO kablam!    |         ^^ help: consider using `_v2` instead
Oct 21 13:49:45.662 INFO kablam!    |
Oct 21 13:49:45.662 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 13:49:45.663 INFO kablam! 
Oct 21 13:49:45.667 INFO kablam! warning: variable does not need to be mutable
Oct 21 13:49:45.668 INFO kablam!   --> src/ownership.rs:60:9
Oct 21 13:49:45.668 INFO kablam!    |
Oct 21 13:49:45.668 INFO kablam! 60 |     let mut b = a;
Oct 21 13:49:45.669 INFO kablam!    |         ----^
Oct 21 13:49:45.669 INFO kablam!    |         |
Oct 21 13:49:45.669 INFO kablam!    |         help: remove this `mut`
Oct 21 13:49:45.669 INFO kablam!    |
Oct 21 13:49:45.670 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 21 13:49:45.670 INFO kablam! 
Oct 21 13:49:45.692 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.38s
Oct 21 13:49:45.704 INFO kablam! su: No module specific data is present
Oct 21 13:49:46.553 INFO running `"docker" "rm" "-f" "b007567339cdf9d201ecc8f01ef5f352b64b89f247f6ab14c5d7a28513cd6bb2"`
Oct 21 13:49:46.871 INFO blam! b007567339cdf9d201ecc8f01ef5f352b64b89f247f6ab14c5d7a28513cd6bb2