Dec 11 23:16:18.821 INFO checking adamjc/rust-todo against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 23:16:18.821 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 11 23:16:19.448 INFO [stdout] 886f8a23678f2fbbd91ee61fcb491bc2e4feba483321b7f2fd8467a4b7a0951f
Dec 11 23:16:19.450 INFO running `"docker" "start" "-a" "886f8a23678f2fbbd91ee61fcb491bc2e4feba483321b7f2fd8467a4b7a0951f"`
Dec 11 23:16:20.746 INFO [stderr] usermod: no changes
Dec 11 23:16:20.872 INFO [stderr]    Compiling syn v0.15.17
Dec 11 23:16:29.956 INFO [stderr]    Compiling serde_derive v1.0.80
Dec 11 23:16:42.607 INFO [stderr]     Checking docopt v1.0.2
Dec 11 23:16:44.330 INFO [stderr]     Checking rust-todo v0.1.0 (/source)
Dec 11 23:16:46.159 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.38s
Dec 11 23:16:46.164 INFO [stderr] su: No module specific data is present
Dec 11 23:16:46.536 INFO running `"docker" "inspect" "886f8a23678f2fbbd91ee61fcb491bc2e4feba483321b7f2fd8467a4b7a0951f"`
Dec 11 23:16:46.787 INFO running `"docker" "rm" "-f" "886f8a23678f2fbbd91ee61fcb491bc2e4feba483321b7f2fd8467a4b7a0951f"`
Dec 11 23:16:46.895 INFO [stdout] 886f8a23678f2fbbd91ee61fcb491bc2e4feba483321b7f2fd8467a4b7a0951f