Dec 12 05:01:34.428 INFO checking wchar-0.2.0 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 05:01:34.428 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 05:01:34.681 INFO [stdout] 01feb33a78e6fc1aeb209dcc12e3a0a04ae6f865c9638bd20201e993e8cb9372
Dec 12 05:01:34.686 INFO running `"docker" "start" "-a" "01feb33a78e6fc1aeb209dcc12e3a0a04ae6f865c9638bd20201e993e8cb9372"`
Dec 12 05:01:35.573 INFO [stderr] usermod: no changes
Dec 12 05:01:35.632 INFO [stderr]     Checking proc-macro2 v0.4.24
Dec 12 05:01:36.709 INFO [stderr]     Checking syn v0.14.9
Dec 12 05:01:39.160 INFO [stderr]     Checking wchar v0.2.0 (/source)
Dec 12 05:01:39.866 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 12 05:01:39.866 INFO [stderr]   --> src/lib.rs:30:12
Dec 12 05:01:39.866 INFO [stderr]    |
Dec 12 05:01:39.866 INFO [stderr] 30 | #![feature(proc_macro)]
Dec 12 05:01:39.866 INFO [stderr]    |            ^^^^^^^^^^
Dec 12 05:01:39.866 INFO [stderr]    |
Dec 12 05:01:39.866 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 12 05:01:39.866 INFO [stderr] 
Dec 12 05:01:39.957 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 12 05:01:39.957 INFO [stderr]   --> src/lib.rs:30:12
Dec 12 05:01:39.957 INFO [stderr]    |
Dec 12 05:01:39.957 INFO [stderr] 30 | #![feature(proc_macro)]
Dec 12 05:01:39.957 INFO [stderr]    |            ^^^^^^^^^^
Dec 12 05:01:39.957 INFO [stderr]    |
Dec 12 05:01:39.957 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 12 05:01:39.957 INFO [stderr] 
Dec 12 05:01:39.976 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.38s
Dec 12 05:01:39.979 INFO [stderr] su: No module specific data is present
Dec 12 05:01:40.920 INFO running `"docker" "inspect" "01feb33a78e6fc1aeb209dcc12e3a0a04ae6f865c9638bd20201e993e8cb9372"`
Dec 12 05:01:41.200 INFO running `"docker" "rm" "-f" "01feb33a78e6fc1aeb209dcc12e3a0a04ae6f865c9638bd20201e993e8cb9372"`
Dec 12 05:01:41.408 INFO [stdout] 01feb33a78e6fc1aeb209dcc12e3a0a04ae6f865c9638bd20201e993e8cb9372