Oct 12 19:27:51.387 INFO checking jtdowney/advent-2016 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977 Oct 12 19:27:51.389 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/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 19:27:51.856 INFO blam! dff40f7f629df342657152d3b67a89d7a6d74e07cbc3538036cd134435a36aea Oct 12 19:27:51.864 INFO running `"docker" "start" "-a" "dff40f7f629df342657152d3b67a89d7a6d74e07cbc3538036cd134435a36aea"` Oct 12 19:27:53.313 INFO kablam! usermod: no changes Oct 12 19:27:53.588 INFO kablam! Checking either v1.0.2 Oct 12 19:27:53.589 INFO kablam! Checking permutohedron v0.2.2 Oct 12 19:27:53.600 INFO kablam! Compiling rust-crypto v0.2.36 Oct 12 19:27:53.612 INFO kablam! Checking backtrace v0.3.0 Oct 12 19:27:53.613 INFO kablam! Checking interval_tree v0.2.0 Oct 12 19:27:54.402 INFO kablam! Checking itertools v0.5.8 Oct 12 19:27:55.560 INFO kablam! Checking error-chain v0.7.2 Oct 12 19:28:03.022 INFO kablam! Checking advent v0.1.0 (/source) Oct 12 19:28:30.765 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 37.43s Oct 12 19:28:30.793 INFO kablam! su: No module specific data is present Oct 12 19:28:31.268 INFO running `"docker" "rm" "-f" "dff40f7f629df342657152d3b67a89d7a6d74e07cbc3538036cd134435a36aea"` Oct 12 19:28:31.470 INFO blam! dff40f7f629df342657152d3b67a89d7a6d74e07cbc3538036cd134435a36aea