Dec 19 13:28:04.224 INFO checking lshlyapnikov/grokking-rust against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 13:28:04.224 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 13:28:04.668 INFO [stdout] bdb94f83b35766f4ba58a88b4455d71daa54ab20b5495bcfa304e1d79efd1e4c
Dec 19 13:28:04.672 INFO running `"docker" "start" "-a" "bdb94f83b35766f4ba58a88b4455d71daa54ab20b5495bcfa304e1d79efd1e4c"`
Dec 19 13:28:06.213 INFO [stderr]     Checking libc v0.2.6
Dec 19 13:28:06.214 INFO [stderr]     Checking winapi v0.2.5
Dec 19 13:28:06.214 INFO [stderr]     Checking regex-syntax v0.2.2
Dec 19 13:28:07.097 INFO [stderr]     Checking memchr v0.1.7
Dec 19 13:28:07.097 INFO [stderr]     Checking log v0.3.5
Dec 19 13:28:07.404 INFO [stderr]     Checking aho-corasick v0.4.1
Dec 19 13:28:07.996 INFO [stderr]     Checking advapi32-sys v0.1.2
Dec 19 13:28:08.552 INFO [stderr]     Checking rand v0.3.13
Dec 19 13:28:09.679 INFO [stderr]     Checking regex v0.1.48
Dec 19 13:28:11.310 INFO [stderr]     Checking env_logger v0.3.2
Dec 19 13:28:11.782 INFO [stderr]     Checking quickcheck v0.2.25
Dec 19 13:28:13.482 INFO [stderr]     Checking grokking-rust v0.0.1 (/opt/crater/workdir)
Dec 19 13:28:13.804 INFO [stderr] warning: unused variable: `volumes`
Dec 19 13:28:13.805 INFO [stderr]   --> src/grok/waterpouring.rs:40:7
Dec 19 13:28:13.805 INFO [stderr]    |
Dec 19 13:28:13.805 INFO [stderr] 40 |   let volumes: Vec<usize> = vec![0, max_volumes.len()];
Dec 19 13:28:13.805 INFO [stderr]    |       ^^^^^^^ help: consider using `_volumes` instead
Dec 19 13:28:13.806 INFO [stderr]    |
Dec 19 13:28:13.806 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 13:28:13.806 INFO [stderr] 
Dec 19 13:28:13.806 INFO [stderr] warning: unused variable: `required_volume`
Dec 19 13:28:13.807 INFO [stderr]   --> src/grok/waterpouring.rs:39:40
Dec 19 13:28:13.807 INFO [stderr]    |
Dec 19 13:28:13.807 INFO [stderr] 39 | pub fn solve(max_volumes: &Vec<usize>, required_volume: usize) -> State {
Dec 19 13:28:13.807 INFO [stderr]    |                                        ^^^^^^^^^^^^^^^ help: consider using `_required_volume` instead
Dec 19 13:28:13.808 INFO [stderr] 
Dec 19 13:28:13.862 INFO [stderr] warning: variant is never constructed: `Fill`
Dec 19 13:28:13.862 INFO [stderr]  --> src/grok/waterpouring.rs:5:3
Dec 19 13:28:13.862 INFO [stderr]   |
Dec 19 13:28:13.863 INFO [stderr] 5 |   Fill { glass: usize },
Dec 19 13:28:13.863 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:28:13.863 INFO [stderr]   |
Dec 19 13:28:13.863 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 13:28:13.863 INFO [stderr] 
Dec 19 13:28:13.863 INFO [stderr] warning: variant is never constructed: `Empty`
Dec 19 13:28:13.863 INFO [stderr]  --> src/grok/waterpouring.rs:6:3
Dec 19 13:28:13.863 INFO [stderr]   |
Dec 19 13:28:13.863 INFO [stderr] 6 |   Empty { glass: usize },
Dec 19 13:28:13.863 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:28:13.863 INFO [stderr] 
Dec 19 13:28:13.863 INFO [stderr] warning: variant is never constructed: `Transfer`
Dec 19 13:28:13.863 INFO [stderr]  --> src/grok/waterpouring.rs:7:3
Dec 19 13:28:13.863 INFO [stderr]   |
Dec 19 13:28:13.863 INFO [stderr] 7 |   Transfer { from: usize, to: usize },
Dec 19 13:28:13.863 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:28:13.863 INFO [stderr] 
Dec 19 13:28:13.863 INFO [stderr] warning: function is never used: `solve`
Dec 19 13:28:13.863 INFO [stderr]   --> src/grok/waterpouring.rs:39:1
Dec 19 13:28:13.863 INFO [stderr]    |
Dec 19 13:28:13.863 INFO [stderr] 39 | pub fn solve(max_volumes: &Vec<usize>, required_volume: usize) -> State {
Dec 19 13:28:13.863 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:28:13.863 INFO [stderr] 
Dec 19 13:28:14.039 INFO [stderr] warning: unused variable: `volumes`
Dec 19 13:28:14.039 INFO [stderr]   --> src/grok/waterpouring.rs:40:7
Dec 19 13:28:14.040 INFO [stderr]    |
Dec 19 13:28:14.040 INFO [stderr] 40 |   let volumes: Vec<usize> = vec![0, max_volumes.len()];
Dec 19 13:28:14.040 INFO [stderr]    |       ^^^^^^^ help: consider using `_volumes` instead
Dec 19 13:28:14.041 INFO [stderr]    |
Dec 19 13:28:14.041 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 13:28:14.041 INFO [stderr] 
Dec 19 13:28:14.041 INFO [stderr] warning: unused variable: `required_volume`
Dec 19 13:28:14.041 INFO [stderr]   --> src/grok/waterpouring.rs:39:40
Dec 19 13:28:14.042 INFO [stderr]    |
Dec 19 13:28:14.042 INFO [stderr] 39 | pub fn solve(max_volumes: &Vec<usize>, required_volume: usize) -> State {
Dec 19 13:28:14.042 INFO [stderr]    |                                        ^^^^^^^^^^^^^^^ help: consider using `_required_volume` instead
Dec 19 13:28:14.042 INFO [stderr] 
Dec 19 13:28:14.069 INFO [stderr] warning: variant is never constructed: `Fill`
Dec 19 13:28:14.070 INFO [stderr]  --> src/grok/waterpouring.rs:5:3
Dec 19 13:28:14.070 INFO [stderr]   |
Dec 19 13:28:14.070 INFO [stderr] 5 |   Fill { glass: usize },
Dec 19 13:28:14.070 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:28:14.071 INFO [stderr]   |
Dec 19 13:28:14.071 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 13:28:14.071 INFO [stderr] 
Dec 19 13:28:14.071 INFO [stderr] warning: variant is never constructed: `Empty`
Dec 19 13:28:14.071 INFO [stderr]  --> src/grok/waterpouring.rs:6:3
Dec 19 13:28:14.071 INFO [stderr]   |
Dec 19 13:28:14.071 INFO [stderr] 6 |   Empty { glass: usize },
Dec 19 13:28:14.071 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:28:14.071 INFO [stderr] 
Dec 19 13:28:14.071 INFO [stderr] warning: variant is never constructed: `Transfer`
Dec 19 13:28:14.071 INFO [stderr]  --> src/grok/waterpouring.rs:7:3
Dec 19 13:28:14.071 INFO [stderr]   |
Dec 19 13:28:14.071 INFO [stderr] 7 |   Transfer { from: usize, to: usize },
Dec 19 13:28:14.071 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:28:14.071 INFO [stderr] 
Dec 19 13:28:14.071 INFO [stderr] warning: function is never used: `solve`
Dec 19 13:28:14.071 INFO [stderr]   --> src/grok/waterpouring.rs:39:1
Dec 19 13:28:14.071 INFO [stderr]    |
Dec 19 13:28:14.071 INFO [stderr] 39 | pub fn solve(max_volumes: &Vec<usize>, required_volume: usize) -> State {
Dec 19 13:28:14.071 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:28:14.071 INFO [stderr] 
Dec 19 13:28:14.128 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.97s
Dec 19 13:28:15.488 INFO running `"docker" "inspect" "bdb94f83b35766f4ba58a88b4455d71daa54ab20b5495bcfa304e1d79efd1e4c"`
Dec 19 13:28:15.774 INFO running `"docker" "rm" "-f" "bdb94f83b35766f4ba58a88b4455d71daa54ab20b5495bcfa304e1d79efd1e4c"`
Dec 19 13:28:16.100 INFO [stdout] bdb94f83b35766f4ba58a88b4455d71daa54ab20b5495bcfa304e1d79efd1e4c