Sep 10 15:55:18.838 INFO checking ktm5e-dice-0.1.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 15:55:18.838 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 15:55:18.838 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-2/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 15:55:19.007 INFO blam! 498e2ce18fc2609f9cf7d945e98f14e6ddf0896e2e753fd1bc16c88a65a86130
Sep 10 15:55:19.010 INFO running `"docker" "start" "-a" "498e2ce18fc2609f9cf7d945e98f14e6ddf0896e2e753fd1bc16c88a65a86130"`
Sep 10 15:55:20.058 INFO kablam! usermod: no changes
Sep 10 15:55:20.156 INFO kablam!     Checking microbench v0.3.3
Sep 10 15:55:20.156 INFO kablam!     Checking ktm5e-dice v0.1.0 (file:///source)
Sep 10 15:55:20.958 INFO kablam! warning: variable does not need to be mutable
Sep 10 15:55:20.958 INFO kablam!   --> src/syntax/mod.rs:59:19
Sep 10 15:55:20.958 INFO kablam!    |
Sep 10 15:55:20.958 INFO kablam! 59 |     fn fmt(&self, mut formatter: &mut fmt::Formatter) -> fmt::Result {
Sep 10 15:55:20.958 INFO kablam!    |                   ----^^^^^^^^^
Sep 10 15:55:20.958 INFO kablam!    |                   |
Sep 10 15:55:20.958 INFO kablam!    |                   help: remove this `mut`
Sep 10 15:55:20.958 INFO kablam!    |
Sep 10 15:55:20.958 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 15:55:20.958 INFO kablam! 
Sep 10 15:55:20.958 INFO kablam! warning: variable does not need to be mutable
Sep 10 15:55:20.958 INFO kablam!   --> src/syntax/mod.rs:84:19
Sep 10 15:55:20.958 INFO kablam!    |
Sep 10 15:55:20.958 INFO kablam! 84 |     fn fmt(&self, mut formatter: &mut fmt::Formatter) -> fmt::Result {
Sep 10 15:55:20.958 INFO kablam!    |                   ----^^^^^^^^^
Sep 10 15:55:20.958 INFO kablam!    |                   |
Sep 10 15:55:20.958 INFO kablam!    |                   help: remove this `mut`
Sep 10 15:55:20.958 INFO kablam! 
Sep 10 15:55:20.990 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Sep 10 15:55:20.990 INFO kablam!   --> src/lib.rs:17:12
Sep 10 15:55:20.990 INFO kablam!    |
Sep 10 15:55:20.990 INFO kablam! 17 | #![feature(conservative_impl_trait, i128_type)]
Sep 10 15:55:20.990 INFO kablam!    |            ^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 15:55:20.990 INFO kablam!    |
Sep 10 15:55:20.990 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 10 15:55:20.990 INFO kablam! 
Sep 10 15:55:20.990 INFO kablam! warning: the feature `i128_type` has been stable since 1.26.0 and no longer requires an attribute to enable
Sep 10 15:55:20.990 INFO kablam!   --> src/lib.rs:17:37
Sep 10 15:55:20.990 INFO kablam!    |
Sep 10 15:55:20.990 INFO kablam! 17 | #![feature(conservative_impl_trait, i128_type)]
Sep 10 15:55:20.990 INFO kablam!    |                                     ^^^^^^^^^
Sep 10 15:55:20.990 INFO kablam! 
Sep 10 15:55:21.735 INFO kablam! warning: variable does not need to be mutable
Sep 10 15:55:21.735 INFO kablam!   --> src/syntax/mod.rs:59:19
Sep 10 15:55:21.735 INFO kablam!    |
Sep 10 15:55:21.735 INFO kablam! 59 |     fn fmt(&self, mut formatter: &mut fmt::Formatter) -> fmt::Result {
Sep 10 15:55:21.735 INFO kablam!    |                   ----^^^^^^^^^
Sep 10 15:55:21.735 INFO kablam!    |                   |
Sep 10 15:55:21.735 INFO kablam!    |                   help: remove this `mut`
Sep 10 15:55:21.735 INFO kablam!    |
Sep 10 15:55:21.735 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 15:55:21.736 INFO kablam! 
Sep 10 15:55:21.738 INFO kablam! warning: variable does not need to be mutable
Sep 10 15:55:21.738 INFO kablam!   --> src/syntax/mod.rs:84:19
Sep 10 15:55:21.738 INFO kablam!    |
Sep 10 15:55:21.738 INFO kablam! 84 |     fn fmt(&self, mut formatter: &mut fmt::Formatter) -> fmt::Result {
Sep 10 15:55:21.738 INFO kablam!    |                   ----^^^^^^^^^
Sep 10 15:55:21.738 INFO kablam!    |                   |
Sep 10 15:55:21.738 INFO kablam!    |                   help: remove this `mut`
Sep 10 15:55:21.738 INFO kablam! 
Sep 10 15:55:21.774 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Sep 10 15:55:21.774 INFO kablam!   --> src/lib.rs:17:12
Sep 10 15:55:21.774 INFO kablam!    |
Sep 10 15:55:21.774 INFO kablam! 17 | #![feature(conservative_impl_trait, i128_type)]
Sep 10 15:55:21.774 INFO kablam!    |            ^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 15:55:21.774 INFO kablam!    |
Sep 10 15:55:21.774 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 10 15:55:21.774 INFO kablam! 
Sep 10 15:55:21.774 INFO kablam! warning: the feature `i128_type` has been stable since 1.26.0 and no longer requires an attribute to enable
Sep 10 15:55:21.774 INFO kablam!   --> src/lib.rs:17:37
Sep 10 15:55:21.774 INFO kablam!    |
Sep 10 15:55:21.774 INFO kablam! 17 | #![feature(conservative_impl_trait, i128_type)]
Sep 10 15:55:21.774 INFO kablam!    |                                     ^^^^^^^^^
Sep 10 15:55:21.774 INFO kablam! 
Sep 10 15:55:22.289 INFO kablam! warning: the feature `i128_type` has been stable since 1.26.0 and no longer requires an attribute to enable
Sep 10 15:55:22.289 INFO kablam!   --> tests/statistics.rs:15:12
Sep 10 15:55:22.289 INFO kablam!    |
Sep 10 15:55:22.289 INFO kablam! 15 | #![feature(i128_type)]
Sep 10 15:55:22.289 INFO kablam!    |            ^^^^^^^^^
Sep 10 15:55:22.289 INFO kablam!    |
Sep 10 15:55:22.289 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 10 15:55:22.289 INFO kablam! 
Sep 10 15:55:22.324 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.24s
Sep 10 15:55:22.334 INFO kablam! su: No module specific data is present
Sep 10 15:55:23.072 INFO running `"docker" "rm" "-f" "498e2ce18fc2609f9cf7d945e98f14e6ddf0896e2e753fd1bc16c88a65a86130"`
Sep 10 15:55:23.158 INFO blam! 498e2ce18fc2609f9cf7d945e98f14e6ddf0896e2e753fd1bc16c88a65a86130