Oct 31 17:09:22.582 INFO checking zhaihj/rust-play-ground against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538 Oct 31 17:09:22.583 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-4/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 17:09:23.004 INFO blam! 62552b0a099a2dd77c228b97bc3cc6488031483215dfd1ffcb3b0e033447e7d2 Oct 31 17:09:23.012 INFO running `"docker" "start" "-a" "62552b0a099a2dd77c228b97bc3cc6488031483215dfd1ffcb3b0e033447e7d2"` Oct 31 17:09:25.408 INFO kablam! usermod: no changes Oct 31 17:09:25.496 INFO kablam! Checking libc v0.2.19 Oct 31 17:09:25.512 INFO kablam! Checking byteorder v1.0.0 Oct 31 17:09:25.513 INFO kablam! Checking rustc-serialize v0.3.22 Oct 31 17:09:27.282 INFO kablam! Checking memchr v1.0.1 Oct 31 17:09:31.444 INFO kablam! Checking csv v0.15.0 Oct 31 17:09:32.232 INFO kablam! Checking csv-read-test v0.1.0 (/source) Oct 31 17:09:32.504 INFO kablam! warning: unused `std::result::Result` that must be used Oct 31 17:09:32.504 INFO kablam! --> src/bin/read-csv-matrix.rs:8:5 Oct 31 17:09:32.504 INFO kablam! | Oct 31 17:09:32.504 INFO kablam! 8 | f.read_to_string(&mut s); Oct 31 17:09:32.504 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 31 17:09:32.504 INFO kablam! | Oct 31 17:09:32.504 INFO kablam! = note: #[warn(unused_must_use)] on by default Oct 31 17:09:32.504 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 31 17:09:32.504 INFO kablam! Oct 31 17:09:32.576 INFO kablam! warning: unused `std::result::Result` that must be used Oct 31 17:09:32.576 INFO kablam! --> src/bin/read-csv-matrix.rs:8:5 Oct 31 17:09:32.576 INFO kablam! | Oct 31 17:09:32.576 INFO kablam! 8 | f.read_to_string(&mut s); Oct 31 17:09:32.576 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 31 17:09:32.576 INFO kablam! | Oct 31 17:09:32.576 INFO kablam! = note: #[warn(unused_must_use)] on by default Oct 31 17:09:32.576 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 31 17:09:32.576 INFO kablam! Oct 31 17:09:32.608 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 7.17s Oct 31 17:09:32.616 INFO kablam! su: No module specific data is present Oct 31 17:09:33.781 INFO running `"docker" "rm" "-f" "62552b0a099a2dd77c228b97bc3cc6488031483215dfd1ffcb3b0e033447e7d2"` Oct 31 17:09:34.128 INFO blam! 62552b0a099a2dd77c228b97bc3cc6488031483215dfd1ffcb3b0e033447e7d2