Nov 28 20:21:33.576 INFO checking prometheus-static-metric-0.1.4 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 20:21:33.576 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 20:21:33.868 INFO [stdout] d714ee28581a858f1f98cf43126edb8a78becc531257d500076bb968b7dc7140
Nov 28 20:21:33.868 INFO running `"docker" "start" "-a" "d714ee28581a858f1f98cf43126edb8a78becc531257d500076bb968b7dc7140"`
Nov 28 20:21:34.289 INFO [stderr] usermod: no changes
Nov 28 20:21:34.362 INFO [stderr]     Checking syn v0.13.11
Nov 28 20:21:34.362 INFO [stderr]     Checking prometheus v0.4.2
Nov 28 20:21:44.162 INFO [stderr]     Checking prometheus-static-metric v0.1.4 (/source)
Nov 28 20:21:49.544 INFO [stderr] warning: unused `#[macro_use]` import
Nov 28 20:21:49.544 INFO [stderr]   --> src/lib.rs:22:1
Nov 28 20:21:49.544 INFO [stderr]    |
Nov 28 20:21:49.544 INFO [stderr] 22 | #[macro_use]
Nov 28 20:21:49.544 INFO [stderr]    | ^^^^^^^^^^^^
Nov 28 20:21:49.544 INFO [stderr]    |
Nov 28 20:21:49.544 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 28 20:21:49.544 INFO [stderr] 
Nov 28 20:21:49.908 INFO [stderr] warning: unused `#[macro_use]` import
Nov 28 20:21:49.908 INFO [stderr]   --> src/lib.rs:22:1
Nov 28 20:21:49.908 INFO [stderr]    |
Nov 28 20:21:49.908 INFO [stderr] 22 | #[macro_use]
Nov 28 20:21:49.908 INFO [stderr]    | ^^^^^^^^^^^^
Nov 28 20:21:49.908 INFO [stderr]    |
Nov 28 20:21:49.908 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 28 20:21:49.908 INFO [stderr] 
Nov 28 20:21:49.957 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Nov 28 20:21:49.957 INFO [stderr]   --> src/lib.rs:14:12
Nov 28 20:21:49.957 INFO [stderr]    |
Nov 28 20:21:49.958 INFO [stderr] 14 | #![feature(proc_macro)]
Nov 28 20:21:49.958 INFO [stderr]    |            ^^^^^^^^^^
Nov 28 20:21:49.958 INFO [stderr]    |
Nov 28 20:21:49.959 INFO [stderr]    = note: #[warn(stable_features)] on by default
Nov 28 20:21:49.959 INFO [stderr] 
Nov 28 20:21:50.231 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Nov 28 20:21:50.231 INFO [stderr]   --> src/lib.rs:14:12
Nov 28 20:21:50.231 INFO [stderr]    |
Nov 28 20:21:50.231 INFO [stderr] 14 | #![feature(proc_macro)]
Nov 28 20:21:50.231 INFO [stderr]    |            ^^^^^^^^^^
Nov 28 20:21:50.231 INFO [stderr]    |
Nov 28 20:21:50.231 INFO [stderr]    = note: #[warn(stable_features)] on by default
Nov 28 20:21:50.231 INFO [stderr] 
Nov 28 20:21:50.262 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.94s
Nov 28 20:21:50.262 INFO [stderr] su: No module specific data is present
Nov 28 20:21:50.603 INFO running `"docker" "inspect" "d714ee28581a858f1f98cf43126edb8a78becc531257d500076bb968b7dc7140"`
Nov 28 20:21:50.703 INFO running `"docker" "rm" "-f" "d714ee28581a858f1f98cf43126edb8a78becc531257d500076bb968b7dc7140"`
Nov 28 20:21:50.791 INFO [stdout] d714ee28581a858f1f98cf43126edb8a78becc531257d500076bb968b7dc7140