Nov 28 09:44:14.748 INFO checking alexcrichton/l4c against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 09:44:14.748 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 09:44:15.338 INFO [stdout] ef77d9a719dac864130e5b33927ba76b5c45584f153c7c91f08cdacee7037fcc
Nov 28 09:44:15.340 INFO running `"docker" "start" "-a" "ef77d9a719dac864130e5b33927ba76b5c45584f153c7c91f08cdacee7037fcc"`
Nov 28 09:44:17.056 INFO [stderr] usermod: no changes
Nov 28 09:44:17.185 INFO [stderr]     Checking wait-timeout v0.1.5
Nov 28 09:44:17.185 INFO [stderr]     Checking log v0.4.5
Nov 28 09:44:18.128 INFO [stderr]     Checking driver v0.1.0 (/source/driver)
Nov 28 09:44:18.640 INFO [stderr]     Checking env_logger v0.5.13
Nov 28 09:44:19.464 INFO [stderr] warning: field is never used: `retry`
Nov 28 09:44:19.464 INFO [stderr]   --> driver/src/main.rs:33:5
Nov 28 09:44:19.464 INFO [stderr]    |
Nov 28 09:44:19.464 INFO [stderr] 33 |     retry: bool,
Nov 28 09:44:19.464 INFO [stderr]    |     ^^^^^^^^^^^
Nov 28 09:44:19.464 INFO [stderr]    |
Nov 28 09:44:19.464 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 09:44:19.464 INFO [stderr] 
Nov 28 09:44:19.515 INFO [stderr] warning: field is never used: `retry`
Nov 28 09:44:19.515 INFO [stderr]   --> driver/src/main.rs:33:5
Nov 28 09:44:19.515 INFO [stderr]    |
Nov 28 09:44:19.515 INFO [stderr] 33 |     retry: bool,
Nov 28 09:44:19.515 INFO [stderr]    |     ^^^^^^^^^^^
Nov 28 09:44:19.515 INFO [stderr]    |
Nov 28 09:44:19.515 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 09:44:19.515 INFO [stderr] 
Nov 28 09:44:20.222 INFO [stderr]     Checking l4c v0.0.0 (/source)
Nov 28 09:44:23.648 INFO [stderr] warning: unused import: `Display`
Nov 28 09:44:23.648 INFO [stderr]  --> src/front/pp.rs:1:16
Nov 28 09:44:23.648 INFO [stderr]   |
Nov 28 09:44:23.648 INFO [stderr] 1 | use std::fmt::{Display, Write};
Nov 28 09:44:23.648 INFO [stderr]   |                ^^^^^^^
Nov 28 09:44:23.648 INFO [stderr]   |
Nov 28 09:44:23.648 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 09:44:23.648 INFO [stderr] 
Nov 28 09:44:23.944 INFO [stderr] warning: unused import: `Display`
Nov 28 09:44:23.945 INFO [stderr]  --> src/front/pp.rs:1:16
Nov 28 09:44:23.945 INFO [stderr]   |
Nov 28 09:44:23.945 INFO [stderr] 1 | use std::fmt::{Display, Write};
Nov 28 09:44:23.946 INFO [stderr]   |                ^^^^^^^
Nov 28 09:44:23.946 INFO [stderr]   |
Nov 28 09:44:23.946 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 09:44:23.947 INFO [stderr] 
Nov 28 09:44:25.805 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.71s
Nov 28 09:44:25.805 INFO [stderr] su: No module specific data is present
Nov 28 09:44:26.982 INFO running `"docker" "inspect" "ef77d9a719dac864130e5b33927ba76b5c45584f153c7c91f08cdacee7037fcc"`
Nov 28 09:44:27.268 INFO running `"docker" "rm" "-f" "ef77d9a719dac864130e5b33927ba76b5c45584f153c7c91f08cdacee7037fcc"`
Nov 28 09:44:27.588 INFO [stdout] ef77d9a719dac864130e5b33927ba76b5c45584f153c7c91f08cdacee7037fcc