Oct 13 04:41:52.433 INFO checking FredericDesgreniers/rand_field against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 04:41:52.433 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 13 04:41:52.857 INFO blam! 83a73da65adb17e4a7ab8fff90ec36e9bbd172985af1265d6322c4f66e463b4a
Oct 13 04:41:52.860 INFO running `"docker" "start" "-a" "83a73da65adb17e4a7ab8fff90ec36e9bbd172985af1265d6322c4f66e463b4a"`
Oct 13 04:41:54.703 INFO kablam! usermod: no changes
Oct 13 04:41:54.828 INFO kablam!     Checking rand_core v0.2.1
Oct 13 04:41:54.828 INFO kablam!     Checking libc v0.2.42
Oct 13 04:41:54.848 INFO kablam!     Checking proc-macro2 v0.4.9
Oct 13 04:41:54.856 INFO kablam!    Compiling rand v0.5.4
Oct 13 04:41:54.872 INFO kablam!    Compiling syn v0.14.7
Oct 13 04:42:02.572 INFO kablam!     Checking quote v0.6.4
Oct 13 04:42:04.668 INFO kablam!     Checking rand_field v0.1.0 (/source/rand_field)
Oct 13 04:42:05.592 INFO kablam! warning: unused import: `rand::Rng`
Oct 13 04:42:05.592 INFO kablam!  --> rand_field/src/lib.rs:2:5
Oct 13 04:42:05.592 INFO kablam!   |
Oct 13 04:42:05.592 INFO kablam! 2 | use rand::Rng;
Oct 13 04:42:05.592 INFO kablam!   |     ^^^^^^^^^
Oct 13 04:42:05.592 INFO kablam!   |
Oct 13 04:42:05.592 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 04:42:05.592 INFO kablam! 
Oct 13 04:42:06.444 INFO kablam! warning: unused import: `rand::Rng`
Oct 13 04:42:06.445 INFO kablam!  --> rand_field/src/lib.rs:2:5
Oct 13 04:42:06.445 INFO kablam!   |
Oct 13 04:42:06.445 INFO kablam! 2 | use rand::Rng;
Oct 13 04:42:06.445 INFO kablam!   |     ^^^^^^^^^
Oct 13 04:42:06.445 INFO kablam!   |
Oct 13 04:42:06.445 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 04:42:06.446 INFO kablam! 
Oct 13 04:42:15.092 INFO kablam!    Compiling rand_field_derive v0.1.0 (/source/rand_field_derive)
Oct 13 04:42:19.846 INFO kablam! warning: unused import: `Field`
Oct 13 04:42:19.846 INFO kablam!   --> rand_field_derive/src/lib.rs:11:17
Oct 13 04:42:19.846 INFO kablam!    |
Oct 13 04:42:19.846 INFO kablam! 11 | use syn::{Data, Field, Fields, Type};
Oct 13 04:42:19.846 INFO kablam!    |                 ^^^^^
Oct 13 04:42:19.846 INFO kablam!    |
Oct 13 04:42:19.846 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 13 04:42:19.846 INFO kablam! 
Oct 13 04:42:19.846 INFO kablam! warning: unused import: `proc_macro2::Punct`
Oct 13 04:42:19.846 INFO kablam!   --> rand_field_derive/src/lib.rs:12:5
Oct 13 04:42:19.846 INFO kablam!    |
Oct 13 04:42:19.846 INFO kablam! 12 | use proc_macro2::Punct;
Oct 13 04:42:19.846 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^
Oct 13 04:42:19.846 INFO kablam! 
Oct 13 04:42:20.077 INFO kablam! warning: unused variable: `index`
Oct 13 04:42:20.078 INFO kablam!   --> rand_field_derive/src/lib.rs:85:13
Oct 13 04:42:20.079 INFO kablam!    |
Oct 13 04:42:20.079 INFO kablam! 85 |         let index = rand::thread_rng().gen_range(0, choices.len());
Oct 13 04:42:20.080 INFO kablam!    |             ^^^^^ help: consider using `_index` instead
Oct 13 04:42:20.081 INFO kablam!    |
Oct 13 04:42:20.081 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 04:42:20.082 INFO kablam! 
Oct 13 04:42:22.909 INFO kablam!     Checking RandField v0.1.0 (/source)
Oct 13 04:42:25.144 INFO kablam! warning: the feature `attr_literals` has been stable since 1.30.0 and no longer requires an attribute to enable
Oct 13 04:42:25.145 INFO kablam!  --> src/main.rs:1:12
Oct 13 04:42:25.146 INFO kablam!   |
Oct 13 04:42:25.147 INFO kablam! 1 | #![feature(attr_literals)]
Oct 13 04:42:25.147 INFO kablam!   |            ^^^^^^^^^^^^^
Oct 13 04:42:25.148 INFO kablam!   |
Oct 13 04:42:25.148 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:42:25.149 INFO kablam! 
Oct 13 04:42:25.150 INFO kablam! warning: crate `RandField` should have a snake case name such as `rand_field`
Oct 13 04:42:25.150 INFO kablam!   |
Oct 13 04:42:25.151 INFO kablam!   = note: #[warn(non_snake_case)] on by default
Oct 13 04:42:25.151 INFO kablam! 
Oct 13 04:42:25.656 INFO kablam! warning: the feature `attr_literals` has been stable since 1.30.0 and no longer requires an attribute to enable
Oct 13 04:42:25.657 INFO kablam!  --> src/main.rs:1:12
Oct 13 04:42:25.658 INFO kablam!   |
Oct 13 04:42:25.658 INFO kablam! 1 | #![feature(attr_literals)]
Oct 13 04:42:25.659 INFO kablam!   |            ^^^^^^^^^^^^^
Oct 13 04:42:25.659 INFO kablam!   |
Oct 13 04:42:25.660 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:42:25.661 INFO kablam! 
Oct 13 04:42:25.661 INFO kablam! warning: crate `RandField` should have a snake case name such as `rand_field`
Oct 13 04:42:25.662 INFO kablam!   |
Oct 13 04:42:25.662 INFO kablam!   = note: #[warn(non_snake_case)] on by default
Oct 13 04:42:25.663 INFO kablam! 
Oct 13 04:42:28.130 INFO kablam! warning: unused import: `Field`
Oct 13 04:42:28.131 INFO kablam!   --> rand_field_derive/src/lib.rs:11:17
Oct 13 04:42:28.131 INFO kablam!    |
Oct 13 04:42:28.131 INFO kablam! 11 | use syn::{Data, Field, Fields, Type};
Oct 13 04:42:28.131 INFO kablam!    |                 ^^^^^
Oct 13 04:42:28.131 INFO kablam!    |
Oct 13 04:42:28.131 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 13 04:42:28.131 INFO kablam! 
Oct 13 04:42:28.132 INFO kablam! warning: unused import: `proc_macro2::Punct`
Oct 13 04:42:28.132 INFO kablam!   --> rand_field_derive/src/lib.rs:12:5
Oct 13 04:42:28.132 INFO kablam!    |
Oct 13 04:42:28.132 INFO kablam! 12 | use proc_macro2::Punct;
Oct 13 04:42:28.132 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^
Oct 13 04:42:28.133 INFO kablam! 
Oct 13 04:42:28.255 INFO kablam! warning: unused import: `Field`
Oct 13 04:42:28.256 INFO kablam!   --> rand_field_derive/src/lib.rs:11:17
Oct 13 04:42:28.256 INFO kablam!    |
Oct 13 04:42:28.256 INFO kablam! 11 | use syn::{Data, Field, Fields, Type};
Oct 13 04:42:28.256 INFO kablam!    |                 ^^^^^
Oct 13 04:42:28.256 INFO kablam!    |
Oct 13 04:42:28.257 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 13 04:42:28.257 INFO kablam! 
Oct 13 04:42:28.257 INFO kablam! warning: unused import: `proc_macro2::Punct`
Oct 13 04:42:28.258 INFO kablam!   --> rand_field_derive/src/lib.rs:12:5
Oct 13 04:42:28.258 INFO kablam!    |
Oct 13 04:42:28.258 INFO kablam! 12 | use proc_macro2::Punct;
Oct 13 04:42:28.258 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^
Oct 13 04:42:28.258 INFO kablam! 
Oct 13 04:42:28.436 INFO kablam! warning: unused variable: `index`
Oct 13 04:42:28.436 INFO kablam!   --> rand_field_derive/src/lib.rs:85:13
Oct 13 04:42:28.436 INFO kablam!    |
Oct 13 04:42:28.436 INFO kablam! 85 |         let index = rand::thread_rng().gen_range(0, choices.len());
Oct 13 04:42:28.436 INFO kablam!    |             ^^^^^ help: consider using `_index` instead
Oct 13 04:42:28.436 INFO kablam!    |
Oct 13 04:42:28.436 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 04:42:28.436 INFO kablam! 
Oct 13 04:42:28.495 INFO kablam! warning: unused variable: `index`
Oct 13 04:42:28.495 INFO kablam!   --> rand_field_derive/src/lib.rs:85:13
Oct 13 04:42:28.495 INFO kablam!    |
Oct 13 04:42:28.495 INFO kablam! 85 |         let index = rand::thread_rng().gen_range(0, choices.len());
Oct 13 04:42:28.495 INFO kablam!    |             ^^^^^ help: consider using `_index` instead
Oct 13 04:42:28.495 INFO kablam!    |
Oct 13 04:42:28.495 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 04:42:28.495 INFO kablam! 
Oct 13 04:42:28.614 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 33.89s
Oct 13 04:42:28.621 INFO kablam! su: No module specific data is present
Oct 13 04:42:30.127 INFO running `"docker" "rm" "-f" "83a73da65adb17e4a7ab8fff90ec36e9bbd172985af1265d6322c4f66e463b4a"`
Oct 13 04:42:30.454 INFO blam! 83a73da65adb17e4a7ab8fff90ec36e9bbd172985af1265d6322c4f66e463b4a