Dec 18 11:32:30.645 INFO checking savefile-0.2.11 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 11:32:30.645 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/savefile/0.2.11:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 11:32:31.024 INFO [stdout] f549f2889e8c203504a4c753380ae977dd6b3e9c2e0d89b484b1f0bda9c32efc
Dec 18 11:32:31.030 INFO running `"docker" "start" "-a" "f549f2889e8c203504a4c753380ae977dd6b3e9c2e0d89b484b1f0bda9c32efc"`
Dec 18 11:32:33.131 INFO [stderr]    Compiling syn v0.15.23
Dec 18 11:32:33.131 INFO [stderr]    Compiling syn v0.14.9
Dec 18 11:32:44.400 INFO [stderr]    Compiling savefile-derive v0.2.11
Dec 18 11:32:52.346 INFO [stderr]    Compiling synstructure v0.10.1
Dec 18 11:32:55.582 INFO [stderr]    Compiling failure_derive v0.1.3
Dec 18 11:32:57.147 INFO [stderr]     Checking failure v0.1.3
Dec 18 11:32:57.690 INFO [stderr]     Checking savefile v0.2.11 (/opt/crater/workdir)
Dec 18 11:32:57.805 INFO [stderr] warning: unknown lint: `unit_arg`
Dec 18 11:32:57.805 INFO [stderr]    --> src/lib.rs:601:9
Dec 18 11:32:57.805 INFO [stderr]     |
Dec 18 11:32:57.805 INFO [stderr] 601 | #[allow(unit_arg)]
Dec 18 11:32:57.805 INFO [stderr]     |         ^^^^^^^^
Dec 18 11:32:57.805 INFO [stderr]     |
Dec 18 11:32:57.805 INFO [stderr]     = note: #[warn(unknown_lints)] on by default
Dec 18 11:32:57.805 INFO [stderr] 
Dec 18 11:32:57.805 INFO [stderr] warning: unknown lint: `new_without_default_derive`
Dec 18 11:32:57.805 INFO [stderr]     --> src/lib.rs:1582:9
Dec 18 11:32:57.805 INFO [stderr]      |
Dec 18 11:32:57.805 INFO [stderr] 1582 | #[allow(new_without_default_derive)] //You should never need to instantiate Removed yourself anyway.
Dec 18 11:32:57.805 INFO [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:32:57.805 INFO [stderr] 
Dec 18 11:32:57.813 INFO [stderr] warning: unknown lint: `unit_arg`
Dec 18 11:32:57.813 INFO [stderr]    --> src/lib.rs:601:9
Dec 18 11:32:57.813 INFO [stderr]     |
Dec 18 11:32:57.813 INFO [stderr] 601 | #[allow(unit_arg)]
Dec 18 11:32:57.813 INFO [stderr]     |         ^^^^^^^^
Dec 18 11:32:57.813 INFO [stderr]     |
Dec 18 11:32:57.813 INFO [stderr]     = note: #[warn(unknown_lints)] on by default
Dec 18 11:32:57.813 INFO [stderr] 
Dec 18 11:32:57.820 INFO [stderr] warning: unknown lint: `new_without_default_derive`
Dec 18 11:32:57.820 INFO [stderr]     --> src/lib.rs:1582:9
Dec 18 11:32:57.820 INFO [stderr]      |
Dec 18 11:32:57.820 INFO [stderr] 1582 | #[allow(new_without_default_derive)] //You should never need to instantiate Removed yourself anyway.
Dec 18 11:32:57.820 INFO [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:32:57.820 INFO [stderr] 
Dec 18 11:32:58.588 INFO [stderr] warning: the feature `attr_literals` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 18 11:32:58.588 INFO [stderr]  --> src/lib.rs:6:12
Dec 18 11:32:58.588 INFO [stderr]   |
Dec 18 11:32:58.588 INFO [stderr] 6 | #![feature(attr_literals)]
Dec 18 11:32:58.588 INFO [stderr]   |            ^^^^^^^^^^^^^
Dec 18 11:32:58.588 INFO [stderr]   |
Dec 18 11:32:58.588 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 11:32:58.588 INFO [stderr] 
Dec 18 11:32:58.734 INFO [stderr] warning: the feature `attr_literals` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 18 11:32:58.734 INFO [stderr]  --> src/lib.rs:6:12
Dec 18 11:32:58.734 INFO [stderr]   |
Dec 18 11:32:58.734 INFO [stderr] 6 | #![feature(attr_literals)]
Dec 18 11:32:58.734 INFO [stderr]   |            ^^^^^^^^^^^^^
Dec 18 11:32:58.734 INFO [stderr]   |
Dec 18 11:32:58.734 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 11:32:58.734 INFO [stderr] 
Dec 18 11:32:58.816 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.82s
Dec 18 11:32:59.140 INFO running `"docker" "inspect" "f549f2889e8c203504a4c753380ae977dd6b3e9c2e0d89b484b1f0bda9c32efc"`
Dec 18 11:32:59.242 INFO running `"docker" "rm" "-f" "f549f2889e8c203504a4c753380ae977dd6b3e9c2e0d89b484b1f0bda9c32efc"`
Dec 18 11:32:59.375 INFO [stdout] f549f2889e8c203504a4c753380ae977dd6b3e9c2e0d89b484b1f0bda9c32efc