Oct 31 18:09:15.352 INFO checking wfraser/dc4 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Oct 31 18:09:15.353 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-0/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 31 18:09:15.713 INFO blam! 394dd95bf94d5dfc174c6cd22d359d8c1029af99401ca7fc747be82374032d8f
Oct 31 18:09:15.714 INFO running `"docker" "start" "-a" "394dd95bf94d5dfc174c6cd22d359d8c1029af99401ca7fc747be82374032d8f"`
Oct 31 18:09:16.472 INFO kablam! usermod: no changes
Oct 31 18:09:16.529 INFO kablam!    Compiling num-traits v0.2.6
Oct 31 18:09:16.533 INFO kablam!    Compiling num-integer v0.1.39
Oct 31 18:09:16.533 INFO kablam!    Compiling num-bigint v0.2.0
Oct 31 18:09:16.533 INFO kablam!    Compiling num-rational v0.2.1
Oct 31 18:09:16.533 INFO kablam!    Compiling num-iter v0.1.37
Oct 31 18:09:16.533 INFO kablam!    Compiling num-complex v0.2.1
Oct 31 18:09:16.533 INFO kablam!    Compiling dc4 v1.1.1 (/source)
Oct 31 18:09:25.996 INFO kablam!     Checking num v0.2.0
Oct 31 18:09:28.593 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 12.10s
Oct 31 18:09:28.597 INFO kablam! su: No module specific data is present
Oct 31 18:09:29.703 INFO running `"docker" "rm" "-f" "394dd95bf94d5dfc174c6cd22d359d8c1029af99401ca7fc747be82374032d8f"`
Oct 31 18:09:29.996 INFO blam! 394dd95bf94d5dfc174c6cd22d359d8c1029af99401ca7fc747be82374032d8f