Nov 29 21:14:46.841 INFO checking northerner/taxicab against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 21:14:46.841 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-2/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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"`
Nov 29 21:14:47.163 INFO [stdout] 8dfd851d48fac9ef0cca9f0a40421c38192187dc5bcc67f430d77dbd16014c71
Nov 29 21:14:47.166 INFO running `"docker" "start" "-a" "8dfd851d48fac9ef0cca9f0a40421c38192187dc5bcc67f430d77dbd16014c71"`
Nov 29 21:14:47.790 INFO [stderr] usermod: no changes
Nov 29 21:14:47.813 INFO [stderr]     Checking taxicab v0.1.0 (/source)
Nov 29 21:14:48.067 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 21:14:48.068 INFO [stderr]  --> src/main.rs:8:5
Nov 29 21:14:48.068 INFO [stderr]   |
Nov 29 21:14:48.068 INFO [stderr] 8 |     file.read_to_string(&mut buffer);
Nov 29 21:14:48.068 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:14:48.068 INFO [stderr]   |
Nov 29 21:14:48.068 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Nov 29 21:14:48.068 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 21:14:48.068 INFO [stderr] 
Nov 29 21:14:48.136 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 21:14:48.136 INFO [stderr]  --> src/main.rs:8:5
Nov 29 21:14:48.136 INFO [stderr]   |
Nov 29 21:14:48.136 INFO [stderr] 8 |     file.read_to_string(&mut buffer);
Nov 29 21:14:48.136 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:14:48.136 INFO [stderr]   |
Nov 29 21:14:48.136 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Nov 29 21:14:48.136 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 21:14:48.136 INFO [stderr] 
Nov 29 21:14:48.147 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
Nov 29 21:14:48.150 INFO [stderr] su: No module specific data is present
Nov 29 21:14:48.501 INFO running `"docker" "inspect" "8dfd851d48fac9ef0cca9f0a40421c38192187dc5bcc67f430d77dbd16014c71"`
Nov 29 21:14:48.638 INFO running `"docker" "rm" "-f" "8dfd851d48fac9ef0cca9f0a40421c38192187dc5bcc67f430d77dbd16014c71"`
Nov 29 21:14:48.783 INFO [stdout] 8dfd851d48fac9ef0cca9f0a40421c38192187dc5bcc67f430d77dbd16014c71