Oct 12 15:41:24.078 INFO checking pietroalbini/crater-tree against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 15:41:24.080 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 15:41:24.461 INFO blam! 4b185e86572c9f7c0147b2155d39560429e1169329db77dc9bb33e2a94319e94
Oct 12 15:41:24.473 INFO running `"docker" "start" "-a" "4b185e86572c9f7c0147b2155d39560429e1169329db77dc9bb33e2a94319e94"`
Oct 12 15:41:25.907 INFO kablam! usermod: no changes
Oct 12 15:41:26.295 INFO kablam!    Compiling cc v1.0.12
Oct 12 15:41:26.296 INFO kablam!     Checking ordermap v0.3.5
Oct 12 15:41:26.301 INFO kablam!     Checking encoding_rs v0.8.8
Oct 12 15:41:26.308 INFO kablam!     Checking tokio-executor v0.1.2
Oct 12 15:41:26.337 INFO kablam!     Checking bytes v0.4.10
Oct 12 15:41:26.340 INFO kablam!     Checking futures-cpupool v0.1.8
Oct 12 15:41:26.341 INFO kablam!     Checking tempdir v0.3.7
Oct 12 15:41:26.341 INFO kablam!     Checking crossbeam-epoch v0.5.2
Oct 12 15:41:28.261 INFO kablam!     Checking rand v0.5.5
Oct 12 15:41:28.672 INFO kablam!     Checking want v0.0.6
Oct 12 15:41:29.321 INFO kablam!     Checking mio v0.6.14
Oct 12 15:41:29.761 INFO kablam!    Compiling rayon v1.0.2
Oct 12 15:41:30.102 INFO kablam!     Checking tokio-timer v0.2.5
Oct 12 15:41:31.074 INFO kablam!     Checking crossbeam-deque v0.6.1
Oct 12 15:41:35.224 INFO kablam!     Checking semver v0.9.0
Oct 12 15:41:35.862 INFO kablam!     Checking mime v0.3.9
Oct 12 15:41:35.889 INFO kablam!     Checking tokio-io v0.1.6
Oct 12 15:41:36.177 INFO kablam!     Checking http v0.1.13
Oct 12 15:41:36.197 INFO kablam!     Checking petgraph v0.4.13
Oct 12 15:41:36.680 INFO kablam!     Checking rayon-core v1.4.0
Oct 12 15:41:37.832 INFO kablam!     Checking serde_urlencoded v0.5.1
Oct 12 15:41:38.188 INFO kablam!     Checking libflate v0.1.18
Oct 12 15:41:38.686 INFO kablam!    Compiling openssl-sys v0.9.36
Oct 12 15:41:41.284 INFO kablam!    Compiling backtrace-sys v0.1.16
Oct 12 15:41:43.245 INFO kablam!     Checking tokio-threadpool v0.1.7
Oct 12 15:41:43.269 INFO kablam!     Checking uuid v0.7.1
Oct 12 15:41:44.879 INFO kablam!     Checking tokio-reactor v0.1.1
Oct 12 15:41:45.792 INFO kablam!    Compiling mime_guess v2.0.0-alpha.6
Oct 12 15:41:46.994 INFO kablam!    Compiling openssl v0.10.12
Oct 12 15:41:47.144 INFO kablam!    Compiling native-tls v0.2.1
Oct 12 15:41:48.760 INFO kablam!     Checking tokio-tcp v0.1.0
Oct 12 15:41:52.788 INFO kablam!     Checking tokio-udp v0.1.0
Oct 12 15:41:52.788 INFO kablam!     Checking tokio-fs v0.1.3
Oct 12 15:41:56.318 INFO kablam!     Checking h2 v0.1.12
Oct 12 15:41:57.804 INFO kablam!     Checking tokio v0.1.7
Oct 12 15:42:13.317 INFO kablam!     Checking hyper v0.12.11
Oct 12 15:42:13.382 INFO kablam!     Checking backtrace v0.3.6
Oct 12 15:42:14.404 INFO kablam!     Checking error-chain v0.12.0
Oct 12 15:42:14.405 INFO kablam!     Checking failure v0.1.2
Oct 12 15:42:15.509 INFO kablam!     Checking cargo_metadata v0.6.0
Oct 12 15:42:19.970 INFO kablam!     Checking hyper-tls v0.3.1
Oct 12 15:42:21.232 INFO kablam!     Checking reqwest v0.9.2
Oct 12 15:42:23.727 INFO kablam!     Checking crater-tree v0.1.0 (/source)
Oct 12 15:42:27.437 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
Oct 12 15:42:27.452 INFO kablam! su: No module specific data is present
Oct 12 15:42:27.996 INFO running `"docker" "rm" "-f" "4b185e86572c9f7c0147b2155d39560429e1169329db77dc9bb33e2a94319e94"`
Oct 12 15:42:28.312 INFO blam! 4b185e86572c9f7c0147b2155d39560429e1169329db77dc9bb33e2a94319e94