[INFO] updating cached repository ZoidbergHomeowner/Axis_and_Allies
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ZoidbergHomeowner/Axis_and_Allies
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ZoidbergHomeowner/Axis_and_Allies" "work/ex/beta-1.38-1/sources/1.37.0/gh/ZoidbergHomeowner/Axis_and_Allies"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ZoidbergHomeowner/Axis_and_Allies'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ZoidbergHomeowner/Axis_and_Allies" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ZoidbergHomeowner/Axis_and_Allies"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ZoidbergHomeowner/Axis_and_Allies'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8cb7eca9a93f66d941c7311b596190bae4964fff
[INFO] sha for GitHub repo ZoidbergHomeowner/Axis_and_Allies: 8cb7eca9a93f66d941c7311b596190bae4964fff
[INFO] validating manifest of ZoidbergHomeowner/Axis_and_Allies on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ZoidbergHomeowner/Axis_and_Allies on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ZoidbergHomeowner/Axis_and_Allies
[INFO] finished frobbing ZoidbergHomeowner/Axis_and_Allies
[INFO] frobbed toml for ZoidbergHomeowner/Axis_and_Allies written to work/ex/beta-1.38-1/sources/1.37.0/gh/ZoidbergHomeowner/Axis_and_Allies/Cargo.toml
[INFO] started frobbing ZoidbergHomeowner/Axis_and_Allies
[INFO] finished frobbing ZoidbergHomeowner/Axis_and_Allies
[INFO] frobbed toml for ZoidbergHomeowner/Axis_and_Allies written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ZoidbergHomeowner/Axis_and_Allies/Cargo.toml
[INFO] crate ZoidbergHomeowner/Axis_and_Allies already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ZoidbergHomeowner/Axis_and_Allies against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ZoidbergHomeowner/Axis_and_Allies:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] d96df63c9a2b476e0348ab5d6fbe87e292fbcac7ed5a7e662092ffa4afe98f03
[INFO] running `"docker" "start" "-a" "d96df63c9a2b476e0348ab5d6fbe87e292fbcac7ed5a7e662092ffa4afe98f03"`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling axis_and_allies v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/main.rs:87:41
[INFO] [stderr]    |
[INFO] [stderr] 87 |                             Tile::Water(a) => false,
[INFO] [stderr]    |                                         ^ help: consider prefixing with an underscore: `_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `re_sea`
[INFO] [stderr]   --> src/main.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |     let re_sea = Regex::new(r#"\d+?"#).unwrap();
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_re_sea`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `name` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:72:17
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let mut name: String = String::new();
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_name` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `name` is never read
[INFO] [stderr]   --> src/main.rs:79:21
[INFO] [stderr]    |
[INFO] [stderr] 79 |                     name = mat[1].to_string();
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ter`
[INFO] [stderr]   --> src/main.rs:84:25
[INFO] [stderr]    |
[INFO] [stderr] 84 |                     let ter: Tile = territories.iter().find(|t|{
[INFO] [stderr]    |                         ^^^ help: consider prefixing with an underscore: `_ter`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let mut map: HashMap<Tile, Vec<Tile>> = HashMap::new();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let mut adjs: Vec<Tile> = vec!();
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Water`
[INFO] [stderr]  --> src/tile.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Water(WaterTile),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/tile.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn new(number: u8, adjacencies: Vec<Tile>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_axis`
[INFO] [stderr]   --> src/nations.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn is_axis(x: Nations) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_allies`
[INFO] [stderr]   --> src/nations.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn is_allies(x: Nations) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `name`
[INFO] [stderr]   --> src/nations.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub fn name(x: Nations) -> &'static str {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.05s
[INFO] running `"docker" "inspect" "d96df63c9a2b476e0348ab5d6fbe87e292fbcac7ed5a7e662092ffa4afe98f03"`
[INFO] running `"docker" "rm" "-f" "d96df63c9a2b476e0348ab5d6fbe87e292fbcac7ed5a7e662092ffa4afe98f03"`
[INFO] [stdout] d96df63c9a2b476e0348ab5d6fbe87e292fbcac7ed5a7e662092ffa4afe98f03
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ZoidbergHomeowner/Axis_and_Allies:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] b662cb6d7308b9216d9759df74c862da4377d61dc3d53ce9b48d9abcbb552921
[INFO] running `"docker" "start" "-a" "b662cb6d7308b9216d9759df74c862da4377d61dc3d53ce9b48d9abcbb552921"`
[INFO] [stderr]    Compiling axis_and_allies v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/main.rs:87:41
[INFO] [stderr]    |
[INFO] [stderr] 87 |                             Tile::Water(a) => false,
[INFO] [stderr]    |                                         ^ help: consider prefixing with an underscore: `_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `re_sea`
[INFO] [stderr]   --> src/main.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |     let re_sea = Regex::new(r#"\d+?"#).unwrap();
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_re_sea`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `name` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:72:17
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let mut name: String = String::new();
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_name` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `name` is never read
[INFO] [stderr]   --> src/main.rs:79:21
[INFO] [stderr]    |
[INFO] [stderr] 79 |                     name = mat[1].to_string();
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ter`
[INFO] [stderr]   --> src/main.rs:84:25
[INFO] [stderr]    |
[INFO] [stderr] 84 |                     let ter: Tile = territories.iter().find(|t|{
[INFO] [stderr]    |                         ^^^ help: consider prefixing with an underscore: `_ter`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let mut map: HashMap<Tile, Vec<Tile>> = HashMap::new();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let mut adjs: Vec<Tile> = vec!();
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Water`
[INFO] [stderr]  --> src/tile.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Water(WaterTile),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/tile.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn new(number: u8, adjacencies: Vec<Tile>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_axis`
[INFO] [stderr]   --> src/nations.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn is_axis(x: Nations) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_allies`
[INFO] [stderr]   --> src/nations.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn is_allies(x: Nations) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `name`
[INFO] [stderr]   --> src/nations.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub fn name(x: Nations) -> &'static str {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "b662cb6d7308b9216d9759df74c862da4377d61dc3d53ce9b48d9abcbb552921"`
[INFO] running `"docker" "rm" "-f" "b662cb6d7308b9216d9759df74c862da4377d61dc3d53ce9b48d9abcbb552921"`
[INFO] [stdout] b662cb6d7308b9216d9759df74c862da4377d61dc3d53ce9b48d9abcbb552921
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ZoidbergHomeowner/Axis_and_Allies:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 497e57717126ae9b485e66728ed4e0074de20007da1c3b45c254047586385ab5
[INFO] running `"docker" "start" "-a" "497e57717126ae9b485e66728ed4e0074de20007da1c3b45c254047586385ab5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/axis_and_allies-09d0eaf1d133b0bc
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "497e57717126ae9b485e66728ed4e0074de20007da1c3b45c254047586385ab5"`
[INFO] running `"docker" "rm" "-f" "497e57717126ae9b485e66728ed4e0074de20007da1c3b45c254047586385ab5"`
[INFO] [stdout] 497e57717126ae9b485e66728ed4e0074de20007da1c3b45c254047586385ab5