Nov 18 05:20:29.484 INFO testing nix-0.11.0 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 18 05:20:29.485 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-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"`
Nov 18 05:20:29.893 INFO [stdout] f260e20e9196a9687891313ee5bf4cb146bd9143fed59eebf6a167b4f06ee363
Nov 18 05:20:29.901 INFO running `"docker" "start" "-a" "f260e20e9196a9687891313ee5bf4cb146bd9143fed59eebf6a167b4f06ee363"`
Nov 18 05:20:30.864 INFO [stderr] usermod: no changes
Nov 18 05:20:30.987 INFO [stderr]    Compiling nix v0.11.0 (/source)
Nov 18 05:20:38.954 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.06s
Nov 18 05:20:38.959 INFO [stderr] su: No module specific data is present
Nov 18 05:20:39.360 INFO running `"docker" "inspect" "f260e20e9196a9687891313ee5bf4cb146bd9143fed59eebf6a167b4f06ee363"`
Nov 18 05:20:39.656 INFO running `"docker" "rm" "-f" "f260e20e9196a9687891313ee5bf4cb146bd9143fed59eebf6a167b4f06ee363"`
Nov 18 05:20:39.958 INFO [stdout] f260e20e9196a9687891313ee5bf4cb146bd9143fed59eebf6a167b4f06ee363
Nov 18 05:20:39.960 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-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"`
Nov 18 05:20:40.167 INFO [stdout] ee2ac2fc583373fad8cf76701a6fae343bd3cdc35cc4ec60fac5fd68b7345fb7
Nov 18 05:20:40.173 INFO running `"docker" "start" "-a" "ee2ac2fc583373fad8cf76701a6fae343bd3cdc35cc4ec60fac5fd68b7345fb7"`
Nov 18 05:20:40.827 INFO [stderr] usermod: no changes
Nov 18 05:20:40.940 INFO [stderr]    Compiling nix v0.11.0 (/source)
Nov 18 05:20:45.506 INFO [stderr] warning: unused import: `std::os::unix::io::RawFd`
Nov 18 05:20:45.506 INFO [stderr]  --> test/sys/test_select.rs:5:5
Nov 18 05:20:45.506 INFO [stderr]   |
Nov 18 05:20:45.506 INFO [stderr] 5 | use std::os::unix::io::RawFd;
Nov 18 05:20:45.507 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 05:20:45.507 INFO [stderr]   |
Nov 18 05:20:45.507 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 18 05:20:45.507 INFO [stderr] 
Nov 18 05:20:52.110 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.26s
Nov 18 05:20:52.118 INFO [stderr] su: No module specific data is present
Nov 18 05:20:52.557 INFO running `"docker" "inspect" "ee2ac2fc583373fad8cf76701a6fae343bd3cdc35cc4ec60fac5fd68b7345fb7"`
Nov 18 05:20:52.713 INFO running `"docker" "rm" "-f" "ee2ac2fc583373fad8cf76701a6fae343bd3cdc35cc4ec60fac5fd68b7345fb7"`
Nov 18 05:20:52.863 INFO [stdout] ee2ac2fc583373fad8cf76701a6fae343bd3cdc35cc4ec60fac5fd68b7345fb7