Dec 05 10:28:03.696 INFO checking mg-settings-macros-0.4.2 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 10:28:03.696 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 05 10:28:04.192 INFO [stdout] 7c20dd6d27b91c4d450828b15bbf373fe217ecef30b4c4f4cabea5cda70ce47b
Dec 05 10:28:04.195 INFO running `"docker" "start" "-a" "7c20dd6d27b91c4d450828b15bbf373fe217ecef30b4c4f4cabea5cda70ce47b"`
Dec 05 10:28:05.315 INFO [stderr] usermod: no changes
Dec 05 10:28:05.539 INFO [stderr]     Checking proc-macro2 v0.3.8
Dec 05 10:28:05.539 INFO [stderr]    Compiling mg-settings-macros v0.4.2
Dec 05 10:28:05.539 INFO [stderr]    Compiling mg-settings-macros v0.4.2 (/source)
Dec 05 10:28:07.237 INFO [stderr]     Checking quote v0.5.2
Dec 05 10:28:08.023 INFO [stderr]     Checking syn v0.13.11
Dec 05 10:28:09.367 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 10:28:09.367 INFO [stderr]   --> src/lib.rs:54:5
Dec 05 10:28:09.367 INFO [stderr]    |
Dec 05 10:28:09.367 INFO [stderr] 54 |     builder.try_init();
Dec 05 10:28:09.367 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 05 10:28:09.367 INFO [stderr]    |
Dec 05 10:28:09.367 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 10:28:09.367 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 10:28:09.367 INFO [stderr] 
Dec 05 10:28:17.320 INFO [stderr]     Checking mg-settings v0.4.3
Dec 05 10:28:19.286 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 10:28:19.286 INFO [stderr]   --> src/lib.rs:54:5
Dec 05 10:28:19.286 INFO [stderr]    |
Dec 05 10:28:19.286 INFO [stderr] 54 |     builder.try_init();
Dec 05 10:28:19.286 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 05 10:28:19.286 INFO [stderr]    |
Dec 05 10:28:19.286 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 10:28:19.286 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 10:28:19.286 INFO [stderr] 
Dec 05 10:28:20.530 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 10:28:20.530 INFO [stderr]   --> src/lib.rs:54:5
Dec 05 10:28:20.530 INFO [stderr]    |
Dec 05 10:28:20.530 INFO [stderr] 54 |     builder.try_init();
Dec 05 10:28:20.530 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 05 10:28:20.530 INFO [stderr]    |
Dec 05 10:28:20.530 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 10:28:20.530 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 10:28:20.530 INFO [stderr] 
Dec 05 10:28:20.581 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.24s
Dec 05 10:28:20.591 INFO [stderr] su: No module specific data is present
Dec 05 10:28:21.461 INFO running `"docker" "inspect" "7c20dd6d27b91c4d450828b15bbf373fe217ecef30b4c4f4cabea5cda70ce47b"`
Dec 05 10:28:21.544 INFO running `"docker" "rm" "-f" "7c20dd6d27b91c4d450828b15bbf373fe217ecef30b4c4f4cabea5cda70ce47b"`
Dec 05 10:28:21.616 INFO [stdout] 7c20dd6d27b91c4d450828b15bbf373fe217ecef30b4c4f4cabea5cda70ce47b