Dec 12 11:20:28.145 INFO checking mongodb-0.3.12 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 11:20:28.145 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 12 11:20:28.622 INFO [stdout] fd3bfc8f8fede19276595f80df4ae8350c2493cca3492d68cef49e6a326a30ce
Dec 12 11:20:28.624 INFO running `"docker" "start" "-a" "fd3bfc8f8fede19276595f80df4ae8350c2493cca3492d68cef49e6a326a30ce"`
Dec 12 11:20:30.711 INFO [stderr] usermod: no changes
Dec 12 11:20:30.896 INFO [stderr]     Checking bson v0.13.0
Dec 12 11:20:30.896 INFO [stderr]     Checking pbkdf2 v0.2.3
Dec 12 11:20:30.896 INFO [stderr]     Checking scan_fmt v0.1.3
Dec 12 11:20:30.896 INFO [stderr]     Checking textnonce v0.6.4
Dec 12 11:20:36.428 INFO [stderr]     Checking mongodb v0.3.12 (/source)
Dec 12 11:20:53.797 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.06s
Dec 12 11:20:53.812 INFO [stderr] su: No module specific data is present
Dec 12 11:20:55.214 INFO running `"docker" "inspect" "fd3bfc8f8fede19276595f80df4ae8350c2493cca3492d68cef49e6a326a30ce"`
Dec 12 11:20:55.580 INFO running `"docker" "rm" "-f" "fd3bfc8f8fede19276595f80df4ae8350c2493cca3492d68cef49e6a326a30ce"`
Dec 12 11:20:55.932 INFO [stdout] fd3bfc8f8fede19276595f80df4ae8350c2493cca3492d68cef49e6a326a30ce