Oct 21 15:50:59.040 INFO checking matthiasbeyer/task-rain against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 15:50:59.040 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-4/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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 21 15:50:59.307 INFO blam! 70d7f0479084dfbf4e0f969026ff7177e70ee9857c71db0518ce028b0fe897a7
Oct 21 15:50:59.316 INFO running `"docker" "start" "-a" "70d7f0479084dfbf4e0f969026ff7177e70ee9857c71db0518ce028b0fe897a7"`
Oct 21 15:51:00.432 INFO kablam! usermod: no changes
Oct 21 15:51:00.644 INFO kablam!    Compiling backtrace-sys v0.1.12
Oct 21 15:51:00.644 INFO kablam!     Checking termion v1.5.1
Oct 21 15:51:00.644 INFO kablam!     Checking uuid v0.4.0
Oct 21 15:51:00.652 INFO kablam!     Checking serde_json v0.9.10
Oct 21 15:51:00.660 INFO kablam!     Checking itertools v0.6.2
Oct 21 15:51:00.676 INFO kablam!    Compiling serde_derive v0.9.15
Oct 21 15:51:00.676 INFO kablam!     Checking chrono v0.2.25
Oct 21 15:51:08.881 INFO kablam!     Checking task-hookrs v0.3.0
Oct 21 15:51:17.053 INFO kablam!     Checking backtrace v0.3.3
Oct 21 15:51:17.677 INFO kablam!     Checking error-chain v0.11.0
Oct 21 15:51:18.326 INFO kablam!     Checking mowl v1.2.0
Oct 21 15:51:18.974 INFO kablam!     Checking rain v0.3.1
Oct 21 15:51:19.820 INFO kablam!     Checking task-graph v0.1.0 (/source)
Oct 21 15:51:21.296 INFO kablam! warning: unused variable: `time`
Oct 21 15:51:21.296 INFO kablam!   --> src/main.rs:42:10
Oct 21 15:51:21.296 INFO kablam!    |
Oct 21 15:51:21.296 INFO kablam! 42 |     for (time, group) in tasks.into_iter() {
Oct 21 15:51:21.296 INFO kablam!    |          ^^^^ help: consider using `_time` instead
Oct 21 15:51:21.296 INFO kablam!    |
Oct 21 15:51:21.296 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 15:51:21.296 INFO kablam! 
Oct 21 15:51:21.300 INFO kablam! warning: variable does not need to be mutable
Oct 21 15:51:21.300 INFO kablam!   --> src/main.rs:27:17
Oct 21 15:51:21.300 INFO kablam!    |
Oct 21 15:51:21.300 INFO kablam! 27 |             let mut file = File::open(filename).expect("Couldn't open file");
Oct 21 15:51:21.300 INFO kablam!    |                 ----^^^^
Oct 21 15:51:21.300 INFO kablam!    |                 |
Oct 21 15:51:21.301 INFO kablam!    |                 help: remove this `mut`
Oct 21 15:51:21.301 INFO kablam!    |
Oct 21 15:51:21.301 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 21 15:51:21.301 INFO kablam! 
Oct 21 15:51:21.301 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 21 15:51:21.301 INFO kablam!   --> src/main.rs:48:5
Oct 21 15:51:21.301 INFO kablam!    |
Oct 21 15:51:21.301 INFO kablam! 48 |     graph.print();
Oct 21 15:51:21.301 INFO kablam!    |     ^^^^^^^^^^^^^^
Oct 21 15:51:21.301 INFO kablam!    |
Oct 21 15:51:21.301 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 21 15:51:21.301 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 21 15:51:21.301 INFO kablam! 
Oct 21 15:51:21.517 INFO kablam! warning: unused variable: `time`
Oct 21 15:51:21.517 INFO kablam!   --> src/main.rs:42:10
Oct 21 15:51:21.517 INFO kablam!    |
Oct 21 15:51:21.518 INFO kablam! 42 |     for (time, group) in tasks.into_iter() {
Oct 21 15:51:21.518 INFO kablam!    |          ^^^^ help: consider using `_time` instead
Oct 21 15:51:21.518 INFO kablam!    |
Oct 21 15:51:21.519 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 15:51:21.519 INFO kablam! 
Oct 21 15:51:21.528 INFO kablam! warning: variable does not need to be mutable
Oct 21 15:51:21.529 INFO kablam!   --> src/main.rs:27:17
Oct 21 15:51:21.529 INFO kablam!    |
Oct 21 15:51:21.529 INFO kablam! 27 |             let mut file = File::open(filename).expect("Couldn't open file");
Oct 21 15:51:21.580 INFO kablam!    |                 ----^^^^
Oct 21 15:51:21.581 INFO kablam!    |                 |
Oct 21 15:51:21.581 INFO kablam!    |                 help: remove this `mut`
Oct 21 15:51:21.581 INFO kablam!    |
Oct 21 15:51:21.581 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 21 15:51:21.582 INFO kablam! 
Oct 21 15:51:21.582 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 21 15:51:21.582 INFO kablam!   --> src/main.rs:48:5
Oct 21 15:51:21.582 INFO kablam!    |
Oct 21 15:51:21.583 INFO kablam! 48 |     graph.print();
Oct 21 15:51:21.583 INFO kablam!    |     ^^^^^^^^^^^^^^
Oct 21 15:51:21.583 INFO kablam!    |
Oct 21 15:51:21.583 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 21 15:51:21.584 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 21 15:51:21.584 INFO kablam! 
Oct 21 15:51:21.584 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 21.05s
Oct 21 15:51:21.585 INFO kablam! su: No module specific data is present
Oct 21 15:51:22.208 INFO running `"docker" "rm" "-f" "70d7f0479084dfbf4e0f969026ff7177e70ee9857c71db0518ce028b0fe897a7"`
Oct 21 15:51:22.540 INFO blam! 70d7f0479084dfbf4e0f969026ff7177e70ee9857c71db0518ce028b0fe897a7