Dec 12 10:39:57.785 INFO checking objpool-0.2.0 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 10:39:57.785 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12 10:39:58.216 INFO [stdout] 826a28945232d32b7e52efb2938ebb9c769e99d6a26c00402109739e81db20ce
Dec 12 10:39:58.222 INFO running `"docker" "start" "-a" "826a28945232d32b7e52efb2938ebb9c769e99d6a26c00402109739e81db20ce"`
Dec 12 10:39:59.345 INFO [stderr] usermod: no changes
Dec 12 10:39:59.400 INFO [stderr]     Checking objpool v0.2.0 (/source)
Dec 12 10:40:00.860 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 12 10:40:00.860 INFO [stderr]    --> src/lib.rs:217:51
Dec 12 10:40:00.860 INFO [stderr]     |
Dec 12 10:40:00.860 INFO [stderr] 217 |         let elapsed_ms = start.elapsed().unwrap().as_millis();
Dec 12 10:40:00.860 INFO [stderr]     |                                                   ^^^^^^^^^
Dec 12 10:40:00.860 INFO [stderr]     |
Dec 12 10:40:00.860 INFO [stderr]     = note: #[warn(unstable_name_collisions)] on by default
Dec 12 10:40:00.860 INFO [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 12 10:40:00.860 INFO [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 12 10:40:00.860 INFO [stderr]     = help: call with fully qualified syntax `tests::AsMillis::as_millis(...)` to keep using the current method
Dec 12 10:40:00.860 INFO [stderr]     = help: add #![feature(duration_as_u128)] to the crate attributes to enable `std::time::Duration::as_millis`
Dec 12 10:40:00.860 INFO [stderr] 
Dec 12 10:40:00.904 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 12 10:40:00.904 INFO [stderr]    --> src/lib.rs:239:51
Dec 12 10:40:00.904 INFO [stderr]     |
Dec 12 10:40:00.904 INFO [stderr] 239 |         let elapsed_ms = start.elapsed().unwrap().as_millis();
Dec 12 10:40:00.904 INFO [stderr]     |                                                   ^^^^^^^^^
Dec 12 10:40:00.904 INFO [stderr]     |
Dec 12 10:40:00.904 INFO [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 12 10:40:00.904 INFO [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 12 10:40:00.904 INFO [stderr]     = help: call with fully qualified syntax `tests::AsMillis::as_millis(...)` to keep using the current method
Dec 12 10:40:00.904 INFO [stderr]     = help: add #![feature(duration_as_u128)] to the crate attributes to enable `std::time::Duration::as_millis`
Dec 12 10:40:00.904 INFO [stderr] 
Dec 12 10:40:00.912 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 12 10:40:00.912 INFO [stderr]    --> src/lib.rs:254:40
Dec 12 10:40:00.912 INFO [stderr]     |
Dec 12 10:40:00.912 INFO [stderr] 254 |         while start.elapsed().unwrap().as_millis() < 100 {
Dec 12 10:40:00.912 INFO [stderr]     |                                        ^^^^^^^^^
Dec 12 10:40:00.912 INFO [stderr]     |
Dec 12 10:40:00.912 INFO [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 12 10:40:00.912 INFO [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 12 10:40:00.912 INFO [stderr]     = help: call with fully qualified syntax `tests::AsMillis::as_millis(...)` to keep using the current method
Dec 12 10:40:00.912 INFO [stderr]     = help: add #![feature(duration_as_u128)] to the crate attributes to enable `std::time::Duration::as_millis`
Dec 12 10:40:00.912 INFO [stderr] 
Dec 12 10:40:00.912 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 12 10:40:00.912 INFO [stderr]    --> src/lib.rs:258:51
Dec 12 10:40:00.912 INFO [stderr]     |
Dec 12 10:40:00.912 INFO [stderr] 258 |         let elapsed_ms = start.elapsed().unwrap().as_millis();
Dec 12 10:40:00.912 INFO [stderr]     |                                                   ^^^^^^^^^
Dec 12 10:40:00.912 INFO [stderr]     |
Dec 12 10:40:00.912 INFO [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 12 10:40:00.912 INFO [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 12 10:40:00.912 INFO [stderr]     = help: call with fully qualified syntax `tests::AsMillis::as_millis(...)` to keep using the current method
Dec 12 10:40:00.912 INFO [stderr]     = help: add #![feature(duration_as_u128)] to the crate attributes to enable `std::time::Duration::as_millis`
Dec 12 10:40:00.912 INFO [stderr] 
Dec 12 10:40:01.001 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
Dec 12 10:40:01.002 INFO [stderr] su: No module specific data is present
Dec 12 10:40:01.814 INFO running `"docker" "inspect" "826a28945232d32b7e52efb2938ebb9c769e99d6a26c00402109739e81db20ce"`
Dec 12 10:40:02.152 INFO running `"docker" "rm" "-f" "826a28945232d32b7e52efb2938ebb9c769e99d6a26c00402109739e81db20ce"`
Dec 12 10:40:02.512 INFO [stdout] 826a28945232d32b7e52efb2938ebb9c769e99d6a26c00402109739e81db20ce