Oct 31 23:56:44.040 INFO checking nihn/subconv against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Oct 31 23:56:44.040 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-1/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 31 23:56:44.499 INFO blam! 2e8999ad51cdc1a9c44b7186126994b68bb78e5f54da946d057063c6cde39a0f
Oct 31 23:56:44.501 INFO running `"docker" "start" "-a" "2e8999ad51cdc1a9c44b7186126994b68bb78e5f54da946d057063c6cde39a0f"`
Oct 31 23:56:46.388 INFO kablam! usermod: no changes
Oct 31 23:56:46.604 INFO kablam!     Checking sub_conv v0.1.0 (/source)
Oct 31 23:56:47.741 INFO kablam! warning: unused import: `super::*`
Oct 31 23:56:47.741 INFO kablam!   --> src/convert.rs:61:9
Oct 31 23:56:47.742 INFO kablam!    |
Oct 31 23:56:47.742 INFO kablam! 61 |     use super::*;
Oct 31 23:56:47.743 INFO kablam!    |         ^^^^^^^^
Oct 31 23:56:47.743 INFO kablam!    |
Oct 31 23:56:47.743 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 31 23:56:47.743 INFO kablam! 
Oct 31 23:56:48.117 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.70s
Oct 31 23:56:48.117 INFO kablam! su: No module specific data is present
Oct 31 23:56:49.136 INFO running `"docker" "rm" "-f" "2e8999ad51cdc1a9c44b7186126994b68bb78e5f54da946d057063c6cde39a0f"`
Oct 31 23:56:49.385 INFO blam! 2e8999ad51cdc1a9c44b7186126994b68bb78e5f54da946d057063c6cde39a0f