Dec 11 11:12:10.705 INFO checking remexre/cbor2json against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 11:12:10.705 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11:12:11.204 INFO [stdout] 28babfea41ae0eaa1bfba7926d51f88fd66a110444178ba3b64b8367239b8376
Dec 11 11:12:11.204 INFO running `"docker" "start" "-a" "28babfea41ae0eaa1bfba7926d51f88fd66a110444178ba3b64b8367239b8376"`
Dec 11 11:12:12.456 INFO [stderr] usermod: no changes
Dec 11 11:12:12.599 INFO [stderr]    Compiling syn v0.14.4
Dec 11 11:12:12.600 INFO [stderr]     Checking serde_cbor v0.8.2
Dec 11 11:12:20.867 INFO [stderr]    Compiling structopt-derive v0.2.10
Dec 11 11:12:23.070 INFO [stderr]     Checking structopt v0.2.10
Dec 11 11:12:23.452 INFO [stderr]     Checking cbor2json v0.1.0 (/source)
Dec 11 11:12:24.306 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 11:12:24.306 INFO [stderr]  --> src/main.rs:4:1
Dec 11 11:12:24.306 INFO [stderr]   |
Dec 11 11:12:24.306 INFO [stderr] 4 | #[macro_use]
Dec 11 11:12:24.306 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 11:12:24.306 INFO [stderr]   |
Dec 11 11:12:24.306 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 11:12:24.306 INFO [stderr] 
Dec 11 11:12:24.344 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 11:12:24.344 INFO [stderr]  --> src/main.rs:4:1
Dec 11 11:12:24.344 INFO [stderr]   |
Dec 11 11:12:24.344 INFO [stderr] 4 | #[macro_use]
Dec 11 11:12:24.344 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 11:12:24.344 INFO [stderr]   |
Dec 11 11:12:24.344 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 11:12:24.344 INFO [stderr] 
Dec 11 11:12:24.456 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.97s
Dec 11 11:12:24.464 INFO [stderr] su: No module specific data is present
Dec 11 11:12:25.179 INFO running `"docker" "inspect" "28babfea41ae0eaa1bfba7926d51f88fd66a110444178ba3b64b8367239b8376"`
Dec 11 11:12:25.504 INFO running `"docker" "rm" "-f" "28babfea41ae0eaa1bfba7926d51f88fd66a110444178ba3b64b8367239b8376"`
Dec 11 11:12:25.810 INFO [stdout] 28babfea41ae0eaa1bfba7926d51f88fd66a110444178ba3b64b8367239b8376