Oct 12 11:33:20.514 INFO checking udtrokia/tson against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 11:33:20.514 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 12 11:33:20.716 INFO blam! 77d8f0b28c8af437351ce538e921db34f24d1963c3e8b54cb88e3a5d4c805e8d
Oct 12 11:33:20.718 INFO running `"docker" "start" "-a" "77d8f0b28c8af437351ce538e921db34f24d1963c3e8b54cb88e3a5d4c805e8d"`
Oct 12 11:33:21.099 INFO kablam! usermod: no changes
Oct 12 11:33:21.134 INFO kablam!     Checking tson v0.1.0 (/source)
Oct 12 11:33:21.280 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 11:33:21.280 INFO kablam!   --> main.rs:14:9
Oct 12 11:33:21.280 INFO kablam!    |
Oct 12 11:33:21.280 INFO kablam! 14 |         fout.write_all((new_line + "\n").as_bytes());
Oct 12 11:33:21.280 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:33:21.280 INFO kablam!    |
Oct 12 11:33:21.280 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 11:33:21.280 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 11:33:21.280 INFO kablam! 
Oct 12 11:33:21.280 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 11:33:21.280 INFO kablam!   --> main.rs:16:5
Oct 12 11:33:21.280 INFO kablam!    |
Oct 12 11:33:21.280 INFO kablam! 16 |     fout.flush();
Oct 12 11:33:21.280 INFO kablam!    |     ^^^^^^^^^^^^^
Oct 12 11:33:21.280 INFO kablam!    |
Oct 12 11:33:21.280 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 11:33:21.280 INFO kablam! 
Oct 12 11:33:21.324 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 11:33:21.324 INFO kablam!   --> main.rs:14:9
Oct 12 11:33:21.324 INFO kablam!    |
Oct 12 11:33:21.324 INFO kablam! 14 |         fout.write_all((new_line + "\n").as_bytes());
Oct 12 11:33:21.324 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:33:21.324 INFO kablam!    |
Oct 12 11:33:21.324 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 11:33:21.324 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 11:33:21.324 INFO kablam! 
Oct 12 11:33:21.324 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 11:33:21.324 INFO kablam!   --> main.rs:16:5
Oct 12 11:33:21.324 INFO kablam!    |
Oct 12 11:33:21.324 INFO kablam! 16 |     fout.flush();
Oct 12 11:33:21.324 INFO kablam!    |     ^^^^^^^^^^^^^
Oct 12 11:33:21.325 INFO kablam!    |
Oct 12 11:33:21.325 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 11:33:21.325 INFO kablam! 
Oct 12 11:33:21.337 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
Oct 12 11:33:21.339 INFO kablam! su: No module specific data is present
Oct 12 11:33:21.654 INFO running `"docker" "rm" "-f" "77d8f0b28c8af437351ce538e921db34f24d1963c3e8b54cb88e3a5d4c805e8d"`
Oct 12 11:33:21.778 INFO blam! 77d8f0b28c8af437351ce538e921db34f24d1963c3e8b54cb88e3a5d4c805e8d