Dec 05 13:39:15.689 INFO checking from_variants_impl-0.4.0 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 13:39:15.689 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 05 13:39:15.917 INFO [stdout] 6ce078661bff4c789d21f68c90f4088e600e31d62cd0da8dbfd522761356815e
Dec 05 13:39:15.927 INFO running `"docker" "start" "-a" "6ce078661bff4c789d21f68c90f4088e600e31d62cd0da8dbfd522761356815e"`
Dec 05 13:39:16.639 INFO [stderr] usermod: no changes
Dec 05 13:39:16.718 INFO [stderr]     Checking syn v0.13.11
Dec 05 13:39:16.723 INFO [stderr]    Compiling darling_core v0.5.0
Dec 05 13:39:26.716 INFO [stderr]    Compiling darling_macro v0.5.0
Dec 05 13:39:31.343 INFO [stderr]     Checking darling v0.5.0
Dec 05 13:39:32.104 INFO [stderr]     Checking from_variants_impl v0.4.0 (/source)
Dec 05 13:39:34.288 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.62s
Dec 05 13:39:34.298 INFO [stderr] su: No module specific data is present
Dec 05 13:39:35.687 INFO running `"docker" "inspect" "6ce078661bff4c789d21f68c90f4088e600e31d62cd0da8dbfd522761356815e"`
Dec 05 13:39:35.893 INFO running `"docker" "rm" "-f" "6ce078661bff4c789d21f68c90f4088e600e31d62cd0da8dbfd522761356815e"`
Dec 05 13:39:36.005 INFO [stdout] 6ce078661bff4c789d21f68c90f4088e600e31d62cd0da8dbfd522761356815e