Oct 12 11:03:16.735 INFO checking wafflespeanut/free-fall against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 11:03:16.736 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/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 11:03:17.296 INFO blam! 40d63bee58bc8c2f61df34d022b0f2617072c0d9423d8f73df815ef8861ba580
Oct 12 11:03:17.298 INFO running `"docker" "start" "-a" "40d63bee58bc8c2f61df34d022b0f2617072c0d9423d8f73df815ef8861ba580"`
Oct 12 11:03:19.169 INFO kablam! usermod: no changes
Oct 12 11:03:19.228 INFO kablam!     Checking winapi v0.2.2
Oct 12 11:03:19.229 INFO kablam!     Checking libc v0.1.10
Oct 12 11:03:19.229 INFO kablam!     Checking libc v0.2.17
Oct 12 11:03:19.229 INFO kablam!    Compiling advapi32-sys v0.1.2
Oct 12 11:03:19.229 INFO kablam!    Compiling kernel32-sys v0.1.4
Oct 12 11:03:21.141 INFO kablam!     Checking time v0.1.32
Oct 12 11:03:21.424 INFO kablam!     Checking rand v0.3.10
Oct 12 11:03:22.577 INFO kablam!     Checking free-fall v0.1.0 (/source)
Oct 12 11:03:23.390 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.19s
Oct 12 11:03:23.394 INFO kablam! su: No module specific data is present
Oct 12 11:03:24.234 INFO running `"docker" "rm" "-f" "40d63bee58bc8c2f61df34d022b0f2617072c0d9423d8f73df815ef8861ba580"`
Oct 12 11:03:24.492 INFO blam! 40d63bee58bc8c2f61df34d022b0f2617072c0d9423d8f73df815ef8861ba580