Dec 05 02:42:12.112 INFO checking Embisto/default-backend against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 02:42:12.112 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 02:42:12.562 INFO [stdout] 2509bab2554a47f702c166765416f15c6af59a46a81d26f2d7e5b55b5e63ebf7
Dec 05 02:42:12.567 INFO running `"docker" "start" "-a" "2509bab2554a47f702c166765416f15c6af59a46a81d26f2d7e5b55b5e63ebf7"`
Dec 05 02:42:13.676 INFO [stderr] usermod: no changes
Dec 05 02:42:14.231 INFO [stderr]    Compiling cc v1.0.12
Dec 05 02:42:14.239 INFO [stderr]     Checking spin v0.4.8
Dec 05 02:42:14.239 INFO [stderr]     Checking protobuf v1.5.1
Dec 05 02:42:14.239 INFO [stderr]    Compiling semver v0.8.0
Dec 05 02:42:14.264 INFO [stderr]     Checking parking_lot_core v0.2.13
Dec 05 02:42:14.264 INFO [stderr]     Checking uuid v0.6.3
Dec 05 02:42:14.275 INFO [stderr]     Checking url v1.7.0
Dec 05 02:42:14.275 INFO [stderr]     Checking h2 v0.1.6
Dec 05 02:42:14.967 INFO [stderr]    Compiling rayon-core v1.4.0
Dec 05 02:42:17.279 INFO [stderr]     Checking env_logger v0.5.9
Dec 05 02:42:24.623 INFO [stderr]     Checking parking_lot v0.4.8
Dec 05 02:42:25.018 INFO [stderr]     Checking tokio-signal v0.1.5
Dec 05 02:42:25.731 INFO [stderr]    Compiling backtrace-sys v0.1.16
Dec 05 02:42:26.017 INFO [stderr]    Compiling brotli-sys v0.3.2
Dec 05 02:42:31.187 INFO [stderr]    Compiling miniz-sys v0.1.10
Dec 05 02:42:31.188 INFO [stderr]     Checking serde_urlencoded v0.5.1
Dec 05 02:42:31.359 INFO [stderr]     Checking crossbeam-channel v0.1.2
Dec 05 02:42:31.833 INFO [stderr]    Compiling rayon v0.8.2
Dec 05 02:42:40.041 INFO [stderr]     Checking flate2 v1.0.1
Dec 05 02:42:41.543 INFO [stderr]    Compiling ring v0.12.1
Dec 05 02:42:44.954 INFO [stderr]     Checking prometheus v0.4.0
Dec 05 02:42:56.345 INFO [stderr]     Checking brotli2 v0.3.2
Dec 05 02:42:57.940 INFO [stderr]     Checking cookie v0.10.1
Dec 05 02:43:01.407 INFO [stderr]    Compiling backtrace v0.3.6
Dec 05 02:43:01.685 INFO [stderr]     Checking backtrace v0.2.3
Dec 05 02:43:02.521 INFO [stderr]     Checking failure v0.1.1
Dec 05 02:43:02.788 INFO [stderr]     Checking error-chain v0.1.12
Dec 05 02:43:03.087 INFO [stderr]    Compiling error-chain v0.11.0
Dec 05 02:43:04.007 INFO [stderr]     Checking trust-dns-proto v0.3.3
Dec 05 02:43:04.463 INFO [stderr]    Compiling cargo_metadata v0.3.3
Dec 05 02:43:09.335 INFO [stderr]    Compiling skeptic v0.13.2
Dec 05 02:43:12.044 INFO [stderr]     Checking trust-dns-resolver v0.8.2
Dec 05 02:43:16.646 INFO [stderr]    Compiling actix v0.5.6
Dec 05 02:43:26.563 INFO [stderr]     Checking actix-web v0.5.6
Dec 05 02:43:37.366 INFO [stderr]     Checking default-backend v0.1.0 (/source)
Dec 05 02:43:46.155 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 32s
Dec 05 02:43:46.179 INFO [stderr] su: No module specific data is present
Dec 05 02:43:47.132 INFO running `"docker" "inspect" "2509bab2554a47f702c166765416f15c6af59a46a81d26f2d7e5b55b5e63ebf7"`
Dec 05 02:43:47.429 INFO running `"docker" "rm" "-f" "2509bab2554a47f702c166765416f15c6af59a46a81d26f2d7e5b55b5e63ebf7"`
Dec 05 02:43:47.835 INFO [stdout] 2509bab2554a47f702c166765416f15c6af59a46a81d26f2d7e5b55b5e63ebf7