Nov 28 22:31:53.767 INFO checking list_builder-0.0.2 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 22:31:53.769 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 22:31:54.157 INFO [stdout] 359a8207d707e28aa4856d2b85ed4b3756162a8bbb99fd5bdc8c3a14dd12f3e5
Nov 28 22:31:54.166 INFO running `"docker" "start" "-a" "359a8207d707e28aa4856d2b85ed4b3756162a8bbb99fd5bdc8c3a14dd12f3e5"`
Nov 28 22:31:55.311 INFO [stderr] usermod: no changes
Nov 28 22:31:55.404 INFO [stderr]     Checking list_builder v0.0.2 (/source)
Nov 28 22:31:56.228 INFO [stderr] warning: the feature `core` has been stable since 1.6.0 and no longer requires an attribute to enable
Nov 28 22:31:56.228 INFO [stderr]  --> src/lib.rs:1:12
Nov 28 22:31:56.228 INFO [stderr]   |
Nov 28 22:31:56.228 INFO [stderr] 1 | #![feature(core)]
Nov 28 22:31:56.228 INFO [stderr]   |            ^^^^
Nov 28 22:31:56.228 INFO [stderr]   |
Nov 28 22:31:56.228 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 28 22:31:56.228 INFO [stderr] 
Nov 28 22:31:56.228 INFO [stderr] warning: unused attribute
Nov 28 22:31:56.228 INFO [stderr]   --> src/lib.rs:40:1
Nov 28 22:31:56.228 INFO [stderr]    |
Nov 28 22:31:56.228 INFO [stderr] 40 | #[macro_use]
Nov 28 22:31:56.228 INFO [stderr]    | ^^^^^^^^^^^^
Nov 28 22:31:56.228 INFO [stderr]    |
Nov 28 22:31:56.228 INFO [stderr]    = note: #[warn(unused_attributes)] on by default
Nov 28 22:31:56.228 INFO [stderr] 
Nov 28 22:31:56.550 INFO [stderr] warning: the feature `core` has been stable since 1.6.0 and no longer requires an attribute to enable
Nov 28 22:31:56.550 INFO [stderr]  --> src/lib.rs:1:12
Nov 28 22:31:56.550 INFO [stderr]   |
Nov 28 22:31:56.551 INFO [stderr] 1 | #![feature(core)]
Nov 28 22:31:56.551 INFO [stderr]   |            ^^^^
Nov 28 22:31:56.551 INFO [stderr]   |
Nov 28 22:31:56.551 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 28 22:31:56.552 INFO [stderr] 
Nov 28 22:31:56.552 INFO [stderr] warning: unused attribute
Nov 28 22:31:56.552 INFO [stderr]   --> src/lib.rs:40:1
Nov 28 22:31:56.553 INFO [stderr]    |
Nov 28 22:31:56.553 INFO [stderr] 40 | #[macro_use]
Nov 28 22:31:56.553 INFO [stderr]    | ^^^^^^^^^^^^
Nov 28 22:31:56.553 INFO [stderr]    |
Nov 28 22:31:56.554 INFO [stderr]    = note: #[warn(unused_attributes)] on by default
Nov 28 22:31:56.554 INFO [stderr] 
Nov 28 22:31:57.155 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
Nov 28 22:31:57.162 INFO [stderr] su: No module specific data is present
Nov 28 22:31:57.706 INFO running `"docker" "inspect" "359a8207d707e28aa4856d2b85ed4b3756162a8bbb99fd5bdc8c3a14dd12f3e5"`
Nov 28 22:31:57.966 INFO running `"docker" "rm" "-f" "359a8207d707e28aa4856d2b85ed4b3756162a8bbb99fd5bdc8c3a14dd12f3e5"`
Nov 28 22:31:58.218 INFO [stdout] 359a8207d707e28aa4856d2b85ed4b3756162a8bbb99fd5bdc8c3a14dd12f3e5