Oct 12 13:33:46.495 INFO checking skade/htwg-scratchpad against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 13:33:46.496 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 13:33:46.890 INFO blam! f411d0223fcf5d9274397e776648093d75e8ebf59d7e409083504d383cb218c3
Oct 12 13:33:46.892 INFO running `"docker" "start" "-a" "f411d0223fcf5d9274397e776648093d75e8ebf59d7e409083504d383cb218c3"`
Oct 12 13:33:48.712 INFO kablam! usermod: no changes
Oct 12 13:33:48.804 INFO kablam!     Checking futures v0.1.13
Oct 12 13:33:48.812 INFO kablam!     Checking iovec v0.1.0
Oct 12 13:33:48.812 INFO kablam!     Checking net2 v0.2.29
Oct 12 13:33:49.688 INFO kablam!     Checking bytes v0.4.3
Oct 12 13:33:49.915 INFO kablam!     Checking mio v0.6.7
Oct 12 13:33:53.952 INFO kablam!     Checking tokio-io v0.1.1
Oct 12 13:33:53.953 INFO kablam!     Checking tokio-timer v0.1.1
Oct 12 13:33:53.953 INFO kablam!     Checking futures-cpupool v0.1.5
Oct 12 13:33:55.396 INFO kablam!     Checking tokio-core v0.1.7
Oct 12 13:33:56.673 INFO kablam!     Checking htwg-scratchpad v0.1.0 (/source)
Oct 12 13:33:58.665 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 13:33:58.665 INFO kablam!   --> src/bin/read_file.rs:48:5
Oct 12 13:33:58.665 INFO kablam!    |
Oct 12 13:33:58.665 INFO kablam! 48 |     cpu_pool.spawn(read_file).wait();
Oct 12 13:33:58.665 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:33:58.665 INFO kablam!    |
Oct 12 13:33:58.665 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 13:33:58.665 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 13:33:58.665 INFO kablam! 
Oct 12 13:34:00.101 INFO kablam! warning: unused variable: `pass`
Oct 12 13:34:00.101 INFO kablam!   --> src/bin/select.rs:20:9
Oct 12 13:34:00.101 INFO kablam!    |
Oct 12 13:34:00.101 INFO kablam! 20 |     let pass = 900;
Oct 12 13:34:00.101 INFO kablam!    |         ^^^^ help: consider using `_pass` instead
Oct 12 13:34:00.101 INFO kablam!    |
Oct 12 13:34:00.101 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 13:34:00.101 INFO kablam! 
Oct 12 13:34:00.306 INFO kablam! warning: unused variable: `pass`
Oct 12 13:34:00.306 INFO kablam!   --> src/bin/select.rs:20:9
Oct 12 13:34:00.306 INFO kablam!    |
Oct 12 13:34:00.307 INFO kablam! 20 |     let pass = 900;
Oct 12 13:34:00.307 INFO kablam!    |         ^^^^ help: consider using `_pass` instead
Oct 12 13:34:00.307 INFO kablam!    |
Oct 12 13:34:00.308 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 13:34:00.308 INFO kablam! 
Oct 12 13:34:00.489 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 13:34:00.489 INFO kablam!   --> src/bin/read_file.rs:48:5
Oct 12 13:34:00.489 INFO kablam!    |
Oct 12 13:34:00.489 INFO kablam! 48 |     cpu_pool.spawn(read_file).wait();
Oct 12 13:34:00.489 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:34:00.489 INFO kablam!    |
Oct 12 13:34:00.490 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 13:34:00.490 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 13:34:00.490 INFO kablam! 
Oct 12 13:34:00.742 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 12.00s
Oct 12 13:34:00.753 INFO kablam! su: No module specific data is present
Oct 12 13:34:01.421 INFO running `"docker" "rm" "-f" "f411d0223fcf5d9274397e776648093d75e8ebf59d7e409083504d383cb218c3"`
Oct 12 13:34:01.740 INFO blam! f411d0223fcf5d9274397e776648093d75e8ebf59d7e409083504d383cb218c3