Oct 21 14:03:33.754 INFO checking sbeckeriv/greedy-color against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 14:03:33.754 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-3/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/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 14:03:34.304 INFO blam! d13203163e629f34d9bdb0faf3ee218c6afed235368f8d80b828d31414548d0f
Oct 21 14:03:34.316 INFO running `"docker" "start" "-a" "d13203163e629f34d9bdb0faf3ee218c6afed235368f8d80b828d31414548d0f"`
Oct 21 14:03:35.631 INFO kablam! usermod: no changes
Oct 21 14:03:35.669 INFO kablam!    Compiling ruby-sys v0.2.17
Oct 21 14:03:35.669 INFO kablam!     Checking libc v0.2.11
Oct 21 14:03:38.100 INFO kablam!     Checking ruru v0.9.1
Oct 21 14:03:38.928 INFO kablam!     Checking hash_color v0.1.0 (/source)
Oct 21 14:03:39.324 INFO kablam! warning: unused imports: `AnyObject`, `Boolean`, `VM`
Oct 21 14:03:39.324 INFO kablam!  --> src/lib.rs:3:12
Oct 21 14:03:39.324 INFO kablam!   |
Oct 21 14:03:39.324 INFO kablam! 3 | use ruru::{AnyObject, Boolean, Class, Fixnum, Hash, VM, Array};
Oct 21 14:03:39.324 INFO kablam!   |            ^^^^^^^^^  ^^^^^^^                       ^^
Oct 21 14:03:39.324 INFO kablam!   |
Oct 21 14:03:39.324 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 21 14:03:39.324 INFO kablam! 
Oct 21 14:03:39.324 INFO kablam! warning: unused import: `ruru::types::Argc`
Oct 21 14:03:39.324 INFO kablam!  --> src/lib.rs:5:5
Oct 21 14:03:39.324 INFO kablam!   |
Oct 21 14:03:39.324 INFO kablam! 5 | use ruru::types::Argc;
Oct 21 14:03:39.324 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Oct 21 14:03:39.324 INFO kablam! 
Oct 21 14:03:39.324 INFO kablam! warning: unused import: `HashMap`
Oct 21 14:03:39.324 INFO kablam!  --> src/lib.rs:6:33
Oct 21 14:03:39.324 INFO kablam!   |
Oct 21 14:03:39.324 INFO kablam! 6 | use std::collections::{HashSet, HashMap};
Oct 21 14:03:39.324 INFO kablam!   |                                 ^^^^^^^
Oct 21 14:03:39.324 INFO kablam! 
Oct 21 14:03:39.340 INFO kablam! warning: unused imports: `AnyObject`, `Boolean`, `VM`
Oct 21 14:03:39.340 INFO kablam!  --> src/lib.rs:3:12
Oct 21 14:03:39.340 INFO kablam!   |
Oct 21 14:03:39.340 INFO kablam! 3 | use ruru::{AnyObject, Boolean, Class, Fixnum, Hash, VM, Array};
Oct 21 14:03:39.340 INFO kablam!   |            ^^^^^^^^^  ^^^^^^^                       ^^
Oct 21 14:03:39.340 INFO kablam!   |
Oct 21 14:03:39.340 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 21 14:03:39.340 INFO kablam! 
Oct 21 14:03:39.340 INFO kablam! warning: unused import: `ruru::types::Argc`
Oct 21 14:03:39.340 INFO kablam!  --> src/lib.rs:5:5
Oct 21 14:03:39.340 INFO kablam!   |
Oct 21 14:03:39.340 INFO kablam! 5 | use ruru::types::Argc;
Oct 21 14:03:39.340 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Oct 21 14:03:39.340 INFO kablam! 
Oct 21 14:03:39.340 INFO kablam! warning: unused import: `HashMap`
Oct 21 14:03:39.340 INFO kablam!  --> src/lib.rs:6:33
Oct 21 14:03:39.340 INFO kablam!   |
Oct 21 14:03:39.340 INFO kablam! 6 | use std::collections::{HashSet, HashMap};
Oct 21 14:03:39.340 INFO kablam!   |                                 ^^^^^^^
Oct 21 14:03:39.341 INFO kablam! 
Oct 21 14:03:39.419 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.80s
Oct 21 14:03:39.423 INFO kablam! su: No module specific data is present
Oct 21 14:03:40.179 INFO running `"docker" "rm" "-f" "d13203163e629f34d9bdb0faf3ee218c6afed235368f8d80b828d31414548d0f"`
Oct 21 14:03:40.478 INFO blam! d13203163e629f34d9bdb0faf3ee218c6afed235368f8d80b828d31414548d0f