Dec 04 14:58:02.766 INFO checking lshlyapnikov/grokking-rust against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 14:58:02.766 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 04 14:58:03.327 INFO [stdout] dc764c9a2be1724f35d4e0a663ae69ec2a7b7bc6a2e40cd4ec9617f94cf51bfc
Dec 04 14:58:03.335 INFO running `"docker" "start" "-a" "dc764c9a2be1724f35d4e0a663ae69ec2a7b7bc6a2e40cd4ec9617f94cf51bfc"`
Dec 04 14:58:04.599 INFO [stderr] usermod: no changes
Dec 04 14:58:04.715 INFO [stderr]     Checking libc v0.2.6
Dec 04 14:58:04.719 INFO [stderr]     Checking winapi v0.2.5
Dec 04 14:58:04.723 INFO [stderr]     Checking regex-syntax v0.2.2
Dec 04 14:58:05.956 INFO [stderr]     Checking advapi32-sys v0.1.2
Dec 04 14:58:06.015 INFO [stderr]     Checking memchr v0.1.7
Dec 04 14:58:06.015 INFO [stderr]     Checking log v0.3.5
Dec 04 14:58:06.595 INFO [stderr]     Checking rand v0.3.13
Dec 04 14:58:06.707 INFO [stderr]     Checking aho-corasick v0.4.1
Dec 04 14:58:08.111 INFO [stderr]     Checking regex v0.1.48
Dec 04 14:58:09.403 INFO [stderr]     Checking env_logger v0.3.2
Dec 04 14:58:10.079 INFO [stderr]     Checking quickcheck v0.2.25
Dec 04 14:58:11.751 INFO [stderr]     Checking grokking-rust v0.0.1 (/source)
Dec 04 14:58:12.818 INFO [stderr] warning: unused variable: `volumes`
Dec 04 14:58:12.818 INFO [stderr]   --> src/grok/waterpouring.rs:40:7
Dec 04 14:58:12.818 INFO [stderr]    |
Dec 04 14:58:12.818 INFO [stderr] 40 |   let volumes: Vec<usize> = vec![0, max_volumes.len()];
Dec 04 14:58:12.818 INFO [stderr]    |       ^^^^^^^ help: consider using `_volumes` instead
Dec 04 14:58:12.818 INFO [stderr]    |
Dec 04 14:58:12.818 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 14:58:12.818 INFO [stderr] 
Dec 04 14:58:12.818 INFO [stderr] warning: unused variable: `required_volume`
Dec 04 14:58:12.818 INFO [stderr]   --> src/grok/waterpouring.rs:39:40
Dec 04 14:58:12.818 INFO [stderr]    |
Dec 04 14:58:12.818 INFO [stderr] 39 | pub fn solve(max_volumes: &Vec<usize>, required_volume: usize) -> State {
Dec 04 14:58:12.818 INFO [stderr]    |                                        ^^^^^^^^^^^^^^^ help: consider using `_required_volume` instead
Dec 04 14:58:12.818 INFO [stderr] 
Dec 04 14:58:12.856 INFO [stderr] warning: unused variable: `volumes`
Dec 04 14:58:12.856 INFO [stderr]   --> src/grok/waterpouring.rs:40:7
Dec 04 14:58:12.857 INFO [stderr]    |
Dec 04 14:58:12.857 INFO [stderr] 40 |   let volumes: Vec<usize> = vec![0, max_volumes.len()];
Dec 04 14:58:12.857 INFO [stderr]    |       ^^^^^^^ help: consider using `_volumes` instead
Dec 04 14:58:12.857 INFO [stderr]    |
Dec 04 14:58:12.857 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 14:58:12.857 INFO [stderr] 
Dec 04 14:58:12.863 INFO [stderr] warning: unused variable: `required_volume`
Dec 04 14:58:12.863 INFO [stderr]   --> src/grok/waterpouring.rs:39:40
Dec 04 14:58:12.863 INFO [stderr]    |
Dec 04 14:58:12.863 INFO [stderr] 39 | pub fn solve(max_volumes: &Vec<usize>, required_volume: usize) -> State {
Dec 04 14:58:12.863 INFO [stderr]    |                                        ^^^^^^^^^^^^^^^ help: consider using `_required_volume` instead
Dec 04 14:58:12.863 INFO [stderr] 
Dec 04 14:58:12.863 INFO [stderr] warning: variant is never constructed: `Fill`
Dec 04 14:58:12.863 INFO [stderr]  --> src/grok/waterpouring.rs:5:3
Dec 04 14:58:12.863 INFO [stderr]   |
Dec 04 14:58:12.863 INFO [stderr] 5 |   Fill { glass: usize },
Dec 04 14:58:12.863 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:58:12.863 INFO [stderr]   |
Dec 04 14:58:12.863 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 14:58:12.863 INFO [stderr] 
Dec 04 14:58:12.863 INFO [stderr] warning: variant is never constructed: `Empty`
Dec 04 14:58:12.863 INFO [stderr]  --> src/grok/waterpouring.rs:6:3
Dec 04 14:58:12.863 INFO [stderr]   |
Dec 04 14:58:12.863 INFO [stderr] 6 |   Empty { glass: usize },
Dec 04 14:58:12.863 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:58:12.863 INFO [stderr] 
Dec 04 14:58:12.863 INFO [stderr] warning: variant is never constructed: `Transfer`
Dec 04 14:58:12.863 INFO [stderr]  --> src/grok/waterpouring.rs:7:3
Dec 04 14:58:12.863 INFO [stderr]   |
Dec 04 14:58:12.863 INFO [stderr] 7 |   Transfer { from: usize, to: usize },
Dec 04 14:58:12.863 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:58:12.863 INFO [stderr] 
Dec 04 14:58:12.863 INFO [stderr] warning: function is never used: `solve`
Dec 04 14:58:12.863 INFO [stderr]   --> src/grok/waterpouring.rs:39:1
Dec 04 14:58:12.863 INFO [stderr]    |
Dec 04 14:58:12.863 INFO [stderr] 39 | pub fn solve(max_volumes: &Vec<usize>, required_volume: usize) -> State {
Dec 04 14:58:12.863 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:58:12.863 INFO [stderr] 
Dec 04 14:58:12.928 INFO [stderr] warning: variant is never constructed: `Fill`
Dec 04 14:58:12.928 INFO [stderr]  --> src/grok/waterpouring.rs:5:3
Dec 04 14:58:12.928 INFO [stderr]   |
Dec 04 14:58:12.928 INFO [stderr] 5 |   Fill { glass: usize },
Dec 04 14:58:12.928 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:58:12.933 INFO [stderr]   |
Dec 04 14:58:12.933 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 14:58:12.933 INFO [stderr] 
Dec 04 14:58:12.933 INFO [stderr] warning: variant is never constructed: `Empty`
Dec 04 14:58:12.933 INFO [stderr]  --> src/grok/waterpouring.rs:6:3
Dec 04 14:58:12.933 INFO [stderr]   |
Dec 04 14:58:12.933 INFO [stderr] 6 |   Empty { glass: usize },
Dec 04 14:58:12.933 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:58:12.933 INFO [stderr] 
Dec 04 14:58:12.933 INFO [stderr] warning: variant is never constructed: `Transfer`
Dec 04 14:58:12.933 INFO [stderr]  --> src/grok/waterpouring.rs:7:3
Dec 04 14:58:12.933 INFO [stderr]   |
Dec 04 14:58:12.933 INFO [stderr] 7 |   Transfer { from: usize, to: usize },
Dec 04 14:58:12.933 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:58:12.933 INFO [stderr] 
Dec 04 14:58:12.933 INFO [stderr] warning: function is never used: `solve`
Dec 04 14:58:12.933 INFO [stderr]   --> src/grok/waterpouring.rs:39:1
Dec 04 14:58:12.933 INFO [stderr]    |
Dec 04 14:58:12.933 INFO [stderr] 39 | pub fn solve(max_volumes: &Vec<usize>, required_volume: usize) -> State {
Dec 04 14:58:12.933 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:58:12.933 INFO [stderr] 
Dec 04 14:58:12.967 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.35s
Dec 04 14:58:12.971 INFO [stderr] su: No module specific data is present
Dec 04 14:58:13.887 INFO running `"docker" "inspect" "dc764c9a2be1724f35d4e0a663ae69ec2a7b7bc6a2e40cd4ec9617f94cf51bfc"`
Dec 04 14:58:14.235 INFO running `"docker" "rm" "-f" "dc764c9a2be1724f35d4e0a663ae69ec2a7b7bc6a2e40cd4ec9617f94cf51bfc"`
Dec 04 14:58:14.606 INFO [stdout] dc764c9a2be1724f35d4e0a663ae69ec2a7b7bc6a2e40cd4ec9617f94cf51bfc