Sep 19 23:18:46.830 INFO checking ktm5e-dice-0.1.0 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 23:18:46.830 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 23:18:46.830 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-2/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 23:18:47.012 INFO blam! 4e8c56a6614579365cc7b3b7c817802f2260053395e762d4f06c0642cb10e91f
Sep 19 23:18:47.014 INFO running `"docker" "start" "-a" "4e8c56a6614579365cc7b3b7c817802f2260053395e762d4f06c0642cb10e91f"`
Sep 19 23:18:47.991 INFO kablam! usermod: no changes
Sep 19 23:18:48.183 INFO kablam!     Checking microbench v0.3.3
Sep 19 23:18:48.214 INFO kablam!     Checking ktm5e-dice v0.1.0 (/source)
Sep 19 23:18:48.999 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:18:48.999 INFO kablam!   --> src/syntax/mod.rs:59:19
Sep 19 23:18:48.999 INFO kablam!    |
Sep 19 23:18:48.999 INFO kablam! 59 |     fn fmt(&self, mut formatter: &mut fmt::Formatter) -> fmt::Result {
Sep 19 23:18:48.999 INFO kablam!    |                   ----^^^^^^^^^
Sep 19 23:18:48.999 INFO kablam!    |                   |
Sep 19 23:18:48.999 INFO kablam!    |                   help: remove this `mut`
Sep 19 23:18:48.999 INFO kablam!    |
Sep 19 23:18:48.999 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 19 23:18:48.999 INFO kablam! 
Sep 19 23:18:48.999 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:18:48.999 INFO kablam!   --> src/syntax/mod.rs:84:19
Sep 19 23:18:48.999 INFO kablam!    |
Sep 19 23:18:48.999 INFO kablam! 84 |     fn fmt(&self, mut formatter: &mut fmt::Formatter) -> fmt::Result {
Sep 19 23:18:48.999 INFO kablam!    |                   ----^^^^^^^^^
Sep 19 23:18:48.999 INFO kablam!    |                   |
Sep 19 23:18:48.999 INFO kablam!    |                   help: remove this `mut`
Sep 19 23:18:48.999 INFO kablam! 
Sep 19 23:18:49.037 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Sep 19 23:18:49.037 INFO kablam!   --> src/lib.rs:17:12
Sep 19 23:18:49.037 INFO kablam!    |
Sep 19 23:18:49.037 INFO kablam! 17 | #![feature(conservative_impl_trait, i128_type)]
Sep 19 23:18:49.037 INFO kablam!    |            ^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 23:18:49.037 INFO kablam!    |
Sep 19 23:18:49.037 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 19 23:18:49.037 INFO kablam! 
Sep 19 23:18:49.037 INFO kablam! warning: the feature `i128_type` has been stable since 1.26.0 and no longer requires an attribute to enable
Sep 19 23:18:49.037 INFO kablam!   --> src/lib.rs:17:37
Sep 19 23:18:49.037 INFO kablam!    |
Sep 19 23:18:49.037 INFO kablam! 17 | #![feature(conservative_impl_trait, i128_type)]
Sep 19 23:18:49.037 INFO kablam!    |                                     ^^^^^^^^^
Sep 19 23:18:49.037 INFO kablam! 
Sep 19 23:18:50.366 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:18:50.367 INFO kablam!   --> src/syntax/mod.rs:59:19
Sep 19 23:18:50.367 INFO kablam!    |
Sep 19 23:18:50.367 INFO kablam! 59 |     fn fmt(&self, mut formatter: &mut fmt::Formatter) -> fmt::Result {
Sep 19 23:18:50.367 INFO kablam!    |                   ----^^^^^^^^^
Sep 19 23:18:50.367 INFO kablam!    |                   |
Sep 19 23:18:50.367 INFO kablam!    |                   help: remove this `mut`
Sep 19 23:18:50.367 INFO kablam!    |
Sep 19 23:18:50.367 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 19 23:18:50.367 INFO kablam! 
Sep 19 23:18:50.367 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:18:50.367 INFO kablam!   --> src/syntax/mod.rs:84:19
Sep 19 23:18:50.367 INFO kablam!    |
Sep 19 23:18:50.367 INFO kablam! 84 |     fn fmt(&self, mut formatter: &mut fmt::Formatter) -> fmt::Result {
Sep 19 23:18:50.367 INFO kablam!    |                   ----^^^^^^^^^
Sep 19 23:18:50.367 INFO kablam!    |                   |
Sep 19 23:18:50.367 INFO kablam!    |                   help: remove this `mut`
Sep 19 23:18:50.367 INFO kablam! 
Sep 19 23:18:50.402 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Sep 19 23:18:50.402 INFO kablam!   --> src/lib.rs:17:12
Sep 19 23:18:50.403 INFO kablam!    |
Sep 19 23:18:50.403 INFO kablam! 17 | #![feature(conservative_impl_trait, i128_type)]
Sep 19 23:18:50.403 INFO kablam!    |            ^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 23:18:50.404 INFO kablam!    |
Sep 19 23:18:50.404 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 19 23:18:50.404 INFO kablam! 
Sep 19 23:18:50.405 INFO kablam! warning: the feature `i128_type` has been stable since 1.26.0 and no longer requires an attribute to enable
Sep 19 23:18:50.405 INFO kablam!   --> src/lib.rs:17:37
Sep 19 23:18:50.410 INFO kablam!    |
Sep 19 23:18:50.411 INFO kablam! 17 | #![feature(conservative_impl_trait, i128_type)]
Sep 19 23:18:50.411 INFO kablam!    |                                     ^^^^^^^^^
Sep 19 23:18:50.411 INFO kablam! 
Sep 19 23:18:50.705 INFO kablam! warning: the feature `i128_type` has been stable since 1.26.0 and no longer requires an attribute to enable
Sep 19 23:18:50.705 INFO kablam!   --> tests/statistics.rs:15:12
Sep 19 23:18:50.705 INFO kablam!    |
Sep 19 23:18:50.705 INFO kablam! 15 | #![feature(i128_type)]
Sep 19 23:18:50.705 INFO kablam!    |            ^^^^^^^^^
Sep 19 23:18:50.705 INFO kablam!    |
Sep 19 23:18:50.705 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 19 23:18:50.705 INFO kablam! 
Sep 19 23:18:50.741 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.71s
Sep 19 23:18:50.747 INFO kablam! su: No module specific data is present
Sep 19 23:18:51.429 INFO running `"docker" "rm" "-f" "4e8c56a6614579365cc7b3b7c817802f2260053395e762d4f06c0642cb10e91f"`
Sep 19 23:18:51.503 INFO blam! 4e8c56a6614579365cc7b3b7c817802f2260053395e762d4f06c0642cb10e91f