Nov 28 04:43:54.664 INFO checking grenade/rust-tutorial against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 04:43:54.665 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 04:43:55.028 INFO [stdout] 0a5256cabc1ad5b32c544f7c37383c6eb637e7305b99d912a27188f1e7c31dd0
Nov 28 04:43:55.036 INFO running `"docker" "start" "-a" "0a5256cabc1ad5b32c544f7c37383c6eb637e7305b99d912a27188f1e7c31dd0"`
Nov 28 04:43:56.376 INFO [stderr] usermod: no changes
Nov 28 04:43:56.480 INFO [stderr]     Checking redisish v0.1.0 (/source/redisish)
Nov 28 04:43:56.480 INFO [stderr]     Checking tutorial v0.1.0 (/source)
Nov 28 04:43:57.395 INFO [stderr]     Checking mailbox v0.1.0 (/source/mailbox)
Nov 28 04:43:58.672 INFO [stderr] warning: unused import: `Error`
Nov 28 04:43:58.672 INFO [stderr]  --> mailbox/src/main.rs:4:32
Nov 28 04:43:58.672 INFO [stderr]   |
Nov 28 04:43:58.672 INFO [stderr] 4 | use redisish::{parse, Command, Error};
Nov 28 04:43:58.672 INFO [stderr]   |                                ^^^^^
Nov 28 04:43:58.672 INFO [stderr]   |
Nov 28 04:43:58.672 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 04:43:58.672 INFO [stderr] 
Nov 28 04:43:58.749 INFO [stderr] warning: unused import: `Error`
Nov 28 04:43:58.750 INFO [stderr]  --> mailbox/src/main.rs:4:32
Nov 28 04:43:58.750 INFO [stderr]   |
Nov 28 04:43:58.750 INFO [stderr] 4 | use redisish::{parse, Command, Error};
Nov 28 04:43:58.750 INFO [stderr]   |                                ^^^^^
Nov 28 04:43:58.750 INFO [stderr]   |
Nov 28 04:43:58.750 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 04:43:58.750 INFO [stderr] 
Nov 28 04:43:58.790 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 04:43:58.790 INFO [stderr]   --> mailbox/src/main.rs:65:5
Nov 28 04:43:58.791 INFO [stderr]    |
Nov 28 04:43:58.791 INFO [stderr] 65 |     stream.read_to_string(&mut buffer);
Nov 28 04:43:58.791 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 04:43:58.791 INFO [stderr]    |
Nov 28 04:43:58.791 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 04:43:58.791 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 04:43:58.791 INFO [stderr] 
Nov 28 04:43:58.853 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 04:43:58.854 INFO [stderr]   --> mailbox/src/main.rs:65:5
Nov 28 04:43:58.854 INFO [stderr]    |
Nov 28 04:43:58.854 INFO [stderr] 65 |     stream.read_to_string(&mut buffer);
Nov 28 04:43:58.854 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 04:43:58.854 INFO [stderr]    |
Nov 28 04:43:58.854 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 04:43:58.854 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 04:43:58.854 INFO [stderr] 
Nov 28 04:43:58.884 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.48s
Nov 28 04:43:58.889 INFO [stderr] su: No module specific data is present
Nov 28 04:43:59.531 INFO running `"docker" "inspect" "0a5256cabc1ad5b32c544f7c37383c6eb637e7305b99d912a27188f1e7c31dd0"`
Nov 28 04:43:59.797 INFO running `"docker" "rm" "-f" "0a5256cabc1ad5b32c544f7c37383c6eb637e7305b99d912a27188f1e7c31dd0"`
Nov 28 04:44:00.068 INFO [stdout] 0a5256cabc1ad5b32c544f7c37383c6eb637e7305b99d912a27188f1e7c31dd0