Dec 17 20:30:38.161 INFO checking lshlyapnikov/grokking-rust against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 20:30:38.161 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/lshlyapnikov/grokking-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 20:30:38.594 INFO [stdout] 01625caa4f3d35ac9adb5fda1a39c3639fc5ba3070895ca727b3daa7a27268fd
Dec 17 20:30:38.596 INFO running `"docker" "start" "-a" "01625caa4f3d35ac9adb5fda1a39c3639fc5ba3070895ca727b3daa7a27268fd"`
Dec 17 20:30:40.304 INFO [stderr]     Checking libc v0.2.6
Dec 17 20:30:40.304 INFO [stderr]     Checking winapi v0.2.5
Dec 17 20:30:40.304 INFO [stderr]     Checking regex-syntax v0.2.2
Dec 17 20:30:40.860 INFO [stderr]     Checking memchr v0.1.7
Dec 17 20:30:40.860 INFO [stderr]     Checking log v0.3.5
Dec 17 20:30:41.689 INFO [stderr]     Checking aho-corasick v0.4.1
Dec 17 20:30:42.012 INFO [stderr]     Checking advapi32-sys v0.1.2
Dec 17 20:30:42.420 INFO [stderr]     Checking rand v0.3.13
Dec 17 20:30:43.504 INFO [stderr]     Checking regex v0.1.48
Dec 17 20:30:44.672 INFO [stderr]     Checking env_logger v0.3.2
Dec 17 20:30:45.060 INFO [stderr]     Checking quickcheck v0.2.25
Dec 17 20:30:46.632 INFO [stderr]     Checking grokking-rust v0.0.1 (/opt/crater/workdir)
Dec 17 20:30:46.944 INFO [stderr] warning: unused variable: `volumes`
Dec 17 20:30:46.945 INFO [stderr]   --> src/grok/waterpouring.rs:40:7
Dec 17 20:30:46.945 INFO [stderr]    |
Dec 17 20:30:46.945 INFO [stderr] 40 |   let volumes: Vec<usize> = vec![0, max_volumes.len()];
Dec 17 20:30:46.945 INFO [stderr]    |       ^^^^^^^ help: consider using `_volumes` instead
Dec 17 20:30:46.945 INFO [stderr]    |
Dec 17 20:30:46.946 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 20:30:46.946 INFO [stderr] 
Dec 17 20:30:46.948 INFO [stderr] warning: unused variable: `required_volume`
Dec 17 20:30:46.948 INFO [stderr]   --> src/grok/waterpouring.rs:39:40
Dec 17 20:30:46.948 INFO [stderr]    |
Dec 17 20:30:46.948 INFO [stderr] 39 | pub fn solve(max_volumes: &Vec<usize>, required_volume: usize) -> State {
Dec 17 20:30:46.948 INFO [stderr]    |                                        ^^^^^^^^^^^^^^^ help: consider using `_required_volume` instead
Dec 17 20:30:46.948 INFO [stderr] 
Dec 17 20:30:47.008 INFO [stderr] warning: variant is never constructed: `Fill`
Dec 17 20:30:47.009 INFO [stderr]  --> src/grok/waterpouring.rs:5:3
Dec 17 20:30:47.009 INFO [stderr]   |
Dec 17 20:30:47.009 INFO [stderr] 5 |   Fill { glass: usize },
Dec 17 20:30:47.009 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:30:47.009 INFO [stderr]   |
Dec 17 20:30:47.009 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 20:30:47.009 INFO [stderr] 
Dec 17 20:30:47.009 INFO [stderr] warning: variant is never constructed: `Empty`
Dec 17 20:30:47.009 INFO [stderr]  --> src/grok/waterpouring.rs:6:3
Dec 17 20:30:47.009 INFO [stderr]   |
Dec 17 20:30:47.009 INFO [stderr] 6 |   Empty { glass: usize },
Dec 17 20:30:47.009 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:30:47.014 INFO [stderr] 
Dec 17 20:30:47.014 INFO [stderr] warning: variant is never constructed: `Transfer`
Dec 17 20:30:47.014 INFO [stderr]  --> src/grok/waterpouring.rs:7:3
Dec 17 20:30:47.014 INFO [stderr]   |
Dec 17 20:30:47.014 INFO [stderr] 7 |   Transfer { from: usize, to: usize },
Dec 17 20:30:47.014 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:30:47.014 INFO [stderr] 
Dec 17 20:30:47.014 INFO [stderr] warning: function is never used: `solve`
Dec 17 20:30:47.014 INFO [stderr]   --> src/grok/waterpouring.rs:39:1
Dec 17 20:30:47.014 INFO [stderr]    |
Dec 17 20:30:47.014 INFO [stderr] 39 | pub fn solve(max_volumes: &Vec<usize>, required_volume: usize) -> State {
Dec 17 20:30:47.014 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:30:47.014 INFO [stderr] 
Dec 17 20:30:47.116 INFO [stderr] warning: unused variable: `volumes`
Dec 17 20:30:47.117 INFO [stderr]   --> src/grok/waterpouring.rs:40:7
Dec 17 20:30:47.117 INFO [stderr]    |
Dec 17 20:30:47.117 INFO [stderr] 40 |   let volumes: Vec<usize> = vec![0, max_volumes.len()];
Dec 17 20:30:47.117 INFO [stderr]    |       ^^^^^^^ help: consider using `_volumes` instead
Dec 17 20:30:47.118 INFO [stderr]    |
Dec 17 20:30:47.118 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 20:30:47.118 INFO [stderr] 
Dec 17 20:30:47.118 INFO [stderr] warning: unused variable: `required_volume`
Dec 17 20:30:47.118 INFO [stderr]   --> src/grok/waterpouring.rs:39:40
Dec 17 20:30:47.118 INFO [stderr]    |
Dec 17 20:30:47.118 INFO [stderr] 39 | pub fn solve(max_volumes: &Vec<usize>, required_volume: usize) -> State {
Dec 17 20:30:47.118 INFO [stderr]    |                                        ^^^^^^^^^^^^^^^ help: consider using `_required_volume` instead
Dec 17 20:30:47.118 INFO [stderr] 
Dec 17 20:30:47.145 INFO [stderr] warning: variant is never constructed: `Fill`
Dec 17 20:30:47.145 INFO [stderr]  --> src/grok/waterpouring.rs:5:3
Dec 17 20:30:47.145 INFO [stderr]   |
Dec 17 20:30:47.148 INFO [stderr] 5 |   Fill { glass: usize },
Dec 17 20:30:47.148 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:30:47.148 INFO [stderr]   |
Dec 17 20:30:47.148 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 20:30:47.148 INFO [stderr] 
Dec 17 20:30:47.148 INFO [stderr] warning: variant is never constructed: `Empty`
Dec 17 20:30:47.148 INFO [stderr]  --> src/grok/waterpouring.rs:6:3
Dec 17 20:30:47.148 INFO [stderr]   |
Dec 17 20:30:47.148 INFO [stderr] 6 |   Empty { glass: usize },
Dec 17 20:30:47.148 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:30:47.148 INFO [stderr] 
Dec 17 20:30:47.148 INFO [stderr] warning: variant is never constructed: `Transfer`
Dec 17 20:30:47.148 INFO [stderr]  --> src/grok/waterpouring.rs:7:3
Dec 17 20:30:47.148 INFO [stderr]   |
Dec 17 20:30:47.148 INFO [stderr] 7 |   Transfer { from: usize, to: usize },
Dec 17 20:30:47.148 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:30:47.148 INFO [stderr] 
Dec 17 20:30:47.148 INFO [stderr] warning: function is never used: `solve`
Dec 17 20:30:47.148 INFO [stderr]   --> src/grok/waterpouring.rs:39:1
Dec 17 20:30:47.148 INFO [stderr]    |
Dec 17 20:30:47.148 INFO [stderr] 39 | pub fn solve(max_volumes: &Vec<usize>, required_volume: usize) -> State {
Dec 17 20:30:47.148 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:30:47.148 INFO [stderr] 
Dec 17 20:30:47.193 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.99s
Dec 17 20:30:47.892 INFO running `"docker" "inspect" "01625caa4f3d35ac9adb5fda1a39c3639fc5ba3070895ca727b3daa7a27268fd"`
Dec 17 20:30:48.234 INFO running `"docker" "rm" "-f" "01625caa4f3d35ac9adb5fda1a39c3639fc5ba3070895ca727b3daa7a27268fd"`
Dec 17 20:30:48.448 INFO [stdout] 01625caa4f3d35ac9adb5fda1a39c3639fc5ba3070895ca727b3daa7a27268fd