Oct 13 11:26:20.586 INFO checking num-derive-0.2.3 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 11:26:20.586 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/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 13 11:26:20.952 INFO blam! 86d16bcbf73ff1db150533c0e980a600a00d5430c9916a481536896585d49cd9
Oct 13 11:26:20.954 INFO running `"docker" "start" "-a" "86d16bcbf73ff1db150533c0e980a600a00d5430c9916a481536896585d49cd9"`
Oct 13 11:26:21.904 INFO kablam! usermod: no changes
Oct 13 11:26:22.008 INFO kablam!    Compiling num-derive v0.2.3 (/source)
Oct 13 11:26:22.010 INFO kablam!     Checking num-complex v0.2.1
Oct 13 11:26:22.010 INFO kablam!     Checking num-bigint v0.2.0
Oct 13 11:26:22.010 INFO kablam!     Checking num-iter v0.1.37
Oct 13 11:26:22.010 INFO kablam!     Checking syn v0.15.9
Oct 13 11:26:27.144 INFO kablam!     Checking num-rational v0.2.1
Oct 13 11:26:29.680 INFO kablam!     Checking num v0.2.0
Oct 13 11:26:49.960 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 28.03s
Oct 13 11:26:49.960 INFO kablam! su: No module specific data is present
Oct 13 11:26:50.581 INFO running `"docker" "rm" "-f" "86d16bcbf73ff1db150533c0e980a600a00d5430c9916a481536896585d49cd9"`
Oct 13 11:26:50.886 INFO blam! 86d16bcbf73ff1db150533c0e980a600a00d5430c9916a481536896585d49cd9