Dec 17 17:49:50.333 INFO checking pietroalbini/crater-tree against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 17:49:50.333 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/pietroalbini/crater-tree:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 17:49:50.725 INFO [stdout] 9dd529cc0feb20af96e5e1d75f6e4d121e5d77f3d9a965b7b6603bcd1484dc99
Dec 17 17:49:50.727 INFO running `"docker" "start" "-a" "9dd529cc0feb20af96e5e1d75f6e4d121e5d77f3d9a965b7b6603bcd1484dc99"`
Dec 17 17:49:52.441 INFO [stderr]    Compiling cc v1.0.12
Dec 17 17:49:52.442 INFO [stderr]     Checking encoding_rs v0.8.8
Dec 17 17:49:52.443 INFO [stderr]     Checking tokio-executor v0.1.2
Dec 17 17:49:52.443 INFO [stderr]     Checking bytes v0.4.10
Dec 17 17:49:52.444 INFO [stderr]     Checking futures-cpupool v0.1.8
Dec 17 17:49:52.444 INFO [stderr]     Checking want v0.0.6
Dec 17 17:49:52.444 INFO [stderr]    Compiling rayon v1.0.3
Dec 17 17:49:52.453 INFO [stderr]     Checking serde_json v1.0.33
Dec 17 17:49:52.962 INFO [stderr]    Compiling syn v0.15.23
Dec 17 17:49:53.429 INFO [stderr]     Checking serde_urlencoded v0.5.1
Dec 17 17:49:54.061 INFO [stderr]     Checking tokio-threadpool v0.1.7
Dec 17 17:49:57.642 INFO [stderr]     Checking tokio-timer v0.2.5
Dec 17 17:50:02.046 INFO [stderr]    Compiling mime_guess v2.0.0-alpha.6
Dec 17 17:50:02.138 INFO [stderr]     Checking tokio-io v0.1.6
Dec 17 17:50:02.144 INFO [stderr]     Checking http v0.1.13
Dec 17 17:50:02.560 INFO [stderr]    Compiling openssl-sys v0.9.36
Dec 17 17:50:02.560 INFO [stderr]    Compiling backtrace-sys v0.1.16
Dec 17 17:50:06.186 INFO [stderr]     Checking tokio-reactor v0.1.1
Dec 17 17:50:06.460 INFO [stderr]     Checking tokio-fs v0.1.3
Dec 17 17:50:07.484 INFO [stderr]    Compiling openssl v0.10.12
Dec 17 17:50:07.609 INFO [stderr]    Compiling native-tls v0.2.1
Dec 17 17:50:09.700 INFO [stderr]     Checking tokio-tcp v0.1.0
Dec 17 17:50:09.700 INFO [stderr]     Checking tokio-udp v0.1.0
Dec 17 17:50:12.912 INFO [stderr]     Checking tokio v0.1.7
Dec 17 17:50:18.502 INFO [stderr]     Checking h2 v0.1.12
Dec 17 17:50:27.673 INFO [stderr]    Compiling synstructure v0.10.0
Dec 17 17:50:27.673 INFO [stderr]    Compiling serde_derive v1.0.82
Dec 17 17:50:39.381 INFO [stderr]    Compiling failure_derive v0.1.3
Dec 17 17:50:40.000 INFO [stderr]     Checking backtrace v0.3.6
Dec 17 17:50:41.501 INFO [stderr]     Checking error-chain v0.12.0
Dec 17 17:50:42.889 INFO [stderr]     Checking hyper v0.12.14
Dec 17 17:50:44.090 INFO [stderr]     Checking failure v0.1.3
Dec 17 17:50:49.632 INFO [stderr]     Checking hyper-tls v0.3.1
Dec 17 17:50:51.023 INFO [stderr]     Checking reqwest v0.9.5
Dec 17 17:50:57.553 INFO [stderr]     Checking cargo_metadata v0.6.4
Dec 17 17:50:58.771 INFO [stderr]     Checking crater-tree v0.1.0 (/opt/crater/workdir)
Dec 17 17:51:00.867 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
Dec 17 17:51:01.182 INFO running `"docker" "inspect" "9dd529cc0feb20af96e5e1d75f6e4d121e5d77f3d9a965b7b6603bcd1484dc99"`
Dec 17 17:51:01.402 INFO running `"docker" "rm" "-f" "9dd529cc0feb20af96e5e1d75f6e4d121e5d77f3d9a965b7b6603bcd1484dc99"`
Dec 17 17:51:01.552 INFO [stdout] 9dd529cc0feb20af96e5e1d75f6e4d121e5d77f3d9a965b7b6603bcd1484dc99