Oct 27 00:52:06.669 INFO checking matthiasbeyer/task-rain against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 27 00:52:06.669 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-4/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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 27 00:52:06.996 INFO blam! 6089002b7f3124d61815d18158cdf07d2fd9678eda1d05535b5ec2eb5c798fe6
Oct 27 00:52:07.011 INFO running `"docker" "start" "-a" "6089002b7f3124d61815d18158cdf07d2fd9678eda1d05535b5ec2eb5c798fe6"`
Oct 27 00:52:07.555 INFO kablam! usermod: no changes
Oct 27 00:52:07.647 INFO kablam!    Compiling backtrace-sys v0.1.12
Oct 27 00:52:07.647 INFO kablam!     Checking termion v1.5.1
Oct 27 00:52:07.647 INFO kablam!     Checking uuid v0.4.0
Oct 27 00:52:07.647 INFO kablam!     Checking serde_json v0.9.10
Oct 27 00:52:07.647 INFO kablam!     Checking itertools v0.6.2
Oct 27 00:52:07.647 INFO kablam!     Checking clap v2.26.1
Oct 27 00:52:07.647 INFO kablam!     Checking chrono v0.2.25
Oct 27 00:52:11.760 INFO kablam!     Checking task-hookrs v0.3.0
Oct 27 00:52:22.244 INFO kablam!     Checking backtrace v0.3.3
Oct 27 00:52:22.731 INFO kablam!     Checking error-chain v0.11.0
Oct 27 00:52:23.319 INFO kablam!     Checking mowl v1.2.0
Oct 27 00:52:23.852 INFO kablam!     Checking rain v0.3.1
Oct 27 00:52:24.541 INFO kablam!     Checking task-graph v0.1.0 (/source)
Oct 27 00:52:26.983 INFO kablam! warning: unused variable: `time`
Oct 27 00:52:26.984 INFO kablam!   --> src/main.rs:42:10
Oct 27 00:52:26.984 INFO kablam!    |
Oct 27 00:52:26.984 INFO kablam! 42 |     for (time, group) in tasks.into_iter() {
Oct 27 00:52:26.984 INFO kablam!    |          ^^^^ help: consider using `_time` instead
Oct 27 00:52:26.985 INFO kablam!    |
Oct 27 00:52:26.985 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 27 00:52:26.985 INFO kablam! 
Oct 27 00:52:26.987 INFO kablam! warning: variable does not need to be mutable
Oct 27 00:52:26.987 INFO kablam!   --> src/main.rs:27:17
Oct 27 00:52:26.987 INFO kablam!    |
Oct 27 00:52:26.987 INFO kablam! 27 |             let mut file = File::open(filename).expect("Couldn't open file");
Oct 27 00:52:26.987 INFO kablam!    |                 ----^^^^
Oct 27 00:52:26.987 INFO kablam!    |                 |
Oct 27 00:52:26.987 INFO kablam!    |                 help: remove this `mut`
Oct 27 00:52:26.987 INFO kablam!    |
Oct 27 00:52:26.987 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 27 00:52:26.987 INFO kablam! 
Oct 27 00:52:26.988 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 27 00:52:26.988 INFO kablam!   --> src/main.rs:48:5
Oct 27 00:52:26.988 INFO kablam!    |
Oct 27 00:52:26.988 INFO kablam! 48 |     graph.print();
Oct 27 00:52:26.988 INFO kablam!    |     ^^^^^^^^^^^^^^
Oct 27 00:52:26.988 INFO kablam!    |
Oct 27 00:52:26.988 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 27 00:52:26.988 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 27 00:52:26.988 INFO kablam! 
Oct 27 00:52:27.063 INFO kablam! warning: unused variable: `time`
Oct 27 00:52:27.063 INFO kablam!   --> src/main.rs:42:10
Oct 27 00:52:27.063 INFO kablam!    |
Oct 27 00:52:27.063 INFO kablam! 42 |     for (time, group) in tasks.into_iter() {
Oct 27 00:52:27.063 INFO kablam!    |          ^^^^ help: consider using `_time` instead
Oct 27 00:52:27.063 INFO kablam!    |
Oct 27 00:52:27.063 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 27 00:52:27.063 INFO kablam! 
Oct 27 00:52:27.063 INFO kablam! warning: variable does not need to be mutable
Oct 27 00:52:27.064 INFO kablam!   --> src/main.rs:27:17
Oct 27 00:52:27.065 INFO kablam!    |
Oct 27 00:52:27.065 INFO kablam! 27 |             let mut file = File::open(filename).expect("Couldn't open file");
Oct 27 00:52:27.065 INFO kablam!    |                 ----^^^^
Oct 27 00:52:27.065 INFO kablam!    |                 |
Oct 27 00:52:27.065 INFO kablam!    |                 help: remove this `mut`
Oct 27 00:52:27.065 INFO kablam!    |
Oct 27 00:52:27.065 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 27 00:52:27.066 INFO kablam! 
Oct 27 00:52:27.066 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 27 00:52:27.066 INFO kablam!   --> src/main.rs:48:5
Oct 27 00:52:27.066 INFO kablam!    |
Oct 27 00:52:27.066 INFO kablam! 48 |     graph.print();
Oct 27 00:52:27.066 INFO kablam!    |     ^^^^^^^^^^^^^^
Oct 27 00:52:27.071 INFO kablam!    |
Oct 27 00:52:27.071 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 27 00:52:27.071 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 27 00:52:27.071 INFO kablam! 
Oct 27 00:52:27.107 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 19.53s
Oct 27 00:52:27.115 INFO kablam! su: No module specific data is present
Oct 27 00:52:27.496 INFO running `"docker" "rm" "-f" "6089002b7f3124d61815d18158cdf07d2fd9678eda1d05535b5ec2eb5c798fe6"`
Oct 27 00:52:27.791 INFO blam! 6089002b7f3124d61815d18158cdf07d2fd9678eda1d05535b5ec2eb5c798fe6