Nov 29 22:38:32.342 INFO checking matthiasbeyer/task-rain against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 22:38:32.342 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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"`
Nov 29 22:38:32.663 INFO [stdout] a8730fd3293b9d29ee794c7c4a026562c6d25b97444b97250fc72a7148cb2cde
Nov 29 22:38:32.672 INFO running `"docker" "start" "-a" "a8730fd3293b9d29ee794c7c4a026562c6d25b97444b97250fc72a7148cb2cde"`
Nov 29 22:38:33.337 INFO [stderr] usermod: no changes
Nov 29 22:38:33.431 INFO [stderr]    Compiling backtrace-sys v0.1.12
Nov 29 22:38:33.433 INFO [stderr]     Checking termion v1.5.1
Nov 29 22:38:33.433 INFO [stderr]     Checking uuid v0.4.0
Nov 29 22:38:33.436 INFO [stderr]     Checking serde_json v0.9.10
Nov 29 22:38:33.436 INFO [stderr]     Checking itertools v0.6.2
Nov 29 22:38:33.436 INFO [stderr]     Checking chrono v0.2.25
Nov 29 22:38:37.300 INFO [stderr]     Checking task-hookrs v0.3.0
Nov 29 22:38:50.024 INFO [stderr]     Checking backtrace v0.3.3
Nov 29 22:38:50.564 INFO [stderr]     Checking error-chain v0.11.0
Nov 29 22:38:51.232 INFO [stderr]     Checking mowl v1.2.0
Nov 29 22:38:51.897 INFO [stderr]     Checking rain v0.3.1
Nov 29 22:38:52.628 INFO [stderr]     Checking task-graph v0.1.0 (/source)
Nov 29 22:38:55.192 INFO [stderr] warning: unused variable: `time`
Nov 29 22:38:55.192 INFO [stderr]   --> src/main.rs:42:10
Nov 29 22:38:55.192 INFO [stderr]    |
Nov 29 22:38:55.192 INFO [stderr] 42 |     for (time, group) in tasks.into_iter() {
Nov 29 22:38:55.192 INFO [stderr]    |          ^^^^ help: consider using `_time` instead
Nov 29 22:38:55.192 INFO [stderr]    |
Nov 29 22:38:55.192 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 22:38:55.192 INFO [stderr] 
Nov 29 22:38:55.201 INFO [stderr] warning: variable does not need to be mutable
Nov 29 22:38:55.201 INFO [stderr]   --> src/main.rs:27:17
Nov 29 22:38:55.201 INFO [stderr]    |
Nov 29 22:38:55.201 INFO [stderr] 27 |             let mut file = File::open(filename).expect("Couldn't open file");
Nov 29 22:38:55.201 INFO [stderr]    |                 ----^^^^
Nov 29 22:38:55.202 INFO [stderr]    |                 |
Nov 29 22:38:55.202 INFO [stderr]    |                 help: remove this `mut`
Nov 29 22:38:55.202 INFO [stderr]    |
Nov 29 22:38:55.202 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 22:38:55.202 INFO [stderr] 
Nov 29 22:38:55.202 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 22:38:55.202 INFO [stderr]   --> src/main.rs:48:5
Nov 29 22:38:55.202 INFO [stderr]    |
Nov 29 22:38:55.202 INFO [stderr] 48 |     graph.print();
Nov 29 22:38:55.202 INFO [stderr]    |     ^^^^^^^^^^^^^^
Nov 29 22:38:55.202 INFO [stderr]    |
Nov 29 22:38:55.202 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 22:38:55.202 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 22:38:55.202 INFO [stderr] 
Nov 29 22:38:55.282 INFO [stderr] warning: unused variable: `time`
Nov 29 22:38:55.282 INFO [stderr]   --> src/main.rs:42:10
Nov 29 22:38:55.282 INFO [stderr]    |
Nov 29 22:38:55.282 INFO [stderr] 42 |     for (time, group) in tasks.into_iter() {
Nov 29 22:38:55.282 INFO [stderr]    |          ^^^^ help: consider using `_time` instead
Nov 29 22:38:55.282 INFO [stderr]    |
Nov 29 22:38:55.282 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 22:38:55.282 INFO [stderr] 
Nov 29 22:38:55.289 INFO [stderr] warning: variable does not need to be mutable
Nov 29 22:38:55.289 INFO [stderr]   --> src/main.rs:27:17
Nov 29 22:38:55.289 INFO [stderr]    |
Nov 29 22:38:55.289 INFO [stderr] 27 |             let mut file = File::open(filename).expect("Couldn't open file");
Nov 29 22:38:55.289 INFO [stderr]    |                 ----^^^^
Nov 29 22:38:55.289 INFO [stderr]    |                 |
Nov 29 22:38:55.289 INFO [stderr]    |                 help: remove this `mut`
Nov 29 22:38:55.289 INFO [stderr]    |
Nov 29 22:38:55.289 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 22:38:55.289 INFO [stderr] 
Nov 29 22:38:55.289 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 22:38:55.290 INFO [stderr]   --> src/main.rs:48:5
Nov 29 22:38:55.290 INFO [stderr]    |
Nov 29 22:38:55.290 INFO [stderr] 48 |     graph.print();
Nov 29 22:38:55.290 INFO [stderr]    |     ^^^^^^^^^^^^^^
Nov 29 22:38:55.290 INFO [stderr]    |
Nov 29 22:38:55.290 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 22:38:55.290 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 22:38:55.290 INFO [stderr] 
Nov 29 22:38:55.303 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.95s
Nov 29 22:38:55.309 INFO [stderr] su: No module specific data is present
Nov 29 22:38:55.638 INFO running `"docker" "inspect" "a8730fd3293b9d29ee794c7c4a026562c6d25b97444b97250fc72a7148cb2cde"`
Nov 29 22:38:55.740 INFO running `"docker" "rm" "-f" "a8730fd3293b9d29ee794c7c4a026562c6d25b97444b97250fc72a7148cb2cde"`
Nov 29 22:38:55.825 INFO [stdout] a8730fd3293b9d29ee794c7c4a026562c6d25b97444b97250fc72a7148cb2cde