Nov 27 23:31:48.757 INFO checking northerner/taxicab against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 27 23:31:48.757 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 27 23:31:49.055 INFO [stdout] 00fa3788f6087cbaf908ef24aa58ef43e5ce1bba8c3e07359238736e929fe6c0
Nov 27 23:31:49.062 INFO running `"docker" "start" "-a" "00fa3788f6087cbaf908ef24aa58ef43e5ce1bba8c3e07359238736e929fe6c0"`
Nov 27 23:31:49.692 INFO [stderr] usermod: no changes
Nov 27 23:31:49.726 INFO [stderr]     Checking taxicab v0.1.0 (/source)
Nov 27 23:31:49.974 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 23:31:49.974 INFO [stderr]  --> src/main.rs:8:5
Nov 27 23:31:49.974 INFO [stderr]   |
Nov 27 23:31:49.974 INFO [stderr] 8 |     file.read_to_string(&mut buffer);
Nov 27 23:31:49.974 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:31:49.974 INFO [stderr]   |
Nov 27 23:31:49.974 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Nov 27 23:31:49.974 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 23:31:49.974 INFO [stderr] 
Nov 27 23:31:50.056 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 23:31:50.056 INFO [stderr]  --> src/main.rs:8:5
Nov 27 23:31:50.056 INFO [stderr]   |
Nov 27 23:31:50.056 INFO [stderr] 8 |     file.read_to_string(&mut buffer);
Nov 27 23:31:50.056 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:31:50.056 INFO [stderr]   |
Nov 27 23:31:50.056 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Nov 27 23:31:50.056 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 23:31:50.056 INFO [stderr] 
Nov 27 23:31:50.067 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
Nov 27 23:31:50.071 INFO [stderr] su: No module specific data is present
Nov 27 23:31:50.476 INFO running `"docker" "inspect" "00fa3788f6087cbaf908ef24aa58ef43e5ce1bba8c3e07359238736e929fe6c0"`
Nov 27 23:31:50.650 INFO running `"docker" "rm" "-f" "00fa3788f6087cbaf908ef24aa58ef43e5ce1bba8c3e07359238736e929fe6c0"`
Nov 27 23:31:50.875 INFO [stdout] 00fa3788f6087cbaf908ef24aa58ef43e5ce1bba8c3e07359238736e929fe6c0