Oct 12 23:52:16.197 INFO checking ccqpein/random_choice against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 23:52:16.197 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/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 12 23:52:16.604 INFO blam! fc7827b77388dde3f719e4a3ff86d6037b7b257d943c4ffef324ba883af1317a
Oct 12 23:52:16.613 INFO running `"docker" "start" "-a" "fc7827b77388dde3f719e4a3ff86d6037b7b257d943c4ffef324ba883af1317a"`
Oct 12 23:52:17.765 INFO kablam! usermod: no changes
Oct 12 23:52:17.858 INFO kablam!    Compiling serde v1.0.56
Oct 12 23:52:17.858 INFO kablam!    Compiling serde_derive v1.0.56
Oct 12 23:52:36.801 INFO kablam!     Checking serde_json v1.0.17
Oct 12 23:52:39.520 INFO kablam!     Checking random_choice v0.1.0 (/source)
Oct 12 23:52:40.594 INFO kablam! warning: unused import: `std::collections::HashMap`
Oct 12 23:52:40.594 INFO kablam!   --> src/lib.rs:10:5
Oct 12 23:52:40.594 INFO kablam!    |
Oct 12 23:52:40.594 INFO kablam! 10 | use std::collections::HashMap;
Oct 12 23:52:40.594 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 23:52:40.594 INFO kablam!    |
Oct 12 23:52:40.594 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 12 23:52:40.594 INFO kablam! 
Oct 12 23:52:40.595 INFO kablam! warning: unused import: `std::collections::HashMap`
Oct 12 23:52:40.595 INFO kablam!   --> src/lib.rs:10:5
Oct 12 23:52:40.595 INFO kablam!    |
Oct 12 23:52:40.595 INFO kablam! 10 | use std::collections::HashMap;
Oct 12 23:52:40.595 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 23:52:40.595 INFO kablam!    |
Oct 12 23:52:40.595 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 12 23:52:40.595 INFO kablam! 
Oct 12 23:52:43.285 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 25.49s
Oct 12 23:52:43.286 INFO kablam! su: No module specific data is present
Oct 12 23:52:43.876 INFO running `"docker" "rm" "-f" "fc7827b77388dde3f719e4a3ff86d6037b7b257d943c4ffef324ba883af1317a"`
Oct 12 23:52:44.196 INFO blam! fc7827b77388dde3f719e4a3ff86d6037b7b257d943c4ffef324ba883af1317a