[INFO] updating cached repository Jeffersyno/aisolver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Jeffersyno/aisolver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Jeffersyno/aisolver" "work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Jeffersyno/aisolver"`
[INFO] [stderr] Cloning into 'work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Jeffersyno/aisolver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Jeffersyno/aisolver" "work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Jeffersyno/aisolver"`
[INFO] [stderr] Cloning into 'work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Jeffersyno/aisolver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 680854d5b146c71cd547254d163abb354c6146e2
[INFO] sha for GitHub repo Jeffersyno/aisolver: 680854d5b146c71cd547254d163abb354c6146e2
[INFO] validating manifest of Jeffersyno/aisolver on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Jeffersyno/aisolver on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Jeffersyno/aisolver
[INFO] finished frobbing Jeffersyno/aisolver
[INFO] frobbed toml for Jeffersyno/aisolver written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Jeffersyno/aisolver/Cargo.toml
[INFO] started frobbing Jeffersyno/aisolver
[INFO] finished frobbing Jeffersyno/aisolver
[INFO] frobbed toml for Jeffersyno/aisolver written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Jeffersyno/aisolver/Cargo.toml
[INFO] crate Jeffersyno/aisolver has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Jeffersyno/aisolver against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Jeffersyno/aisolver:/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"`
[INFO] [stdout] 989f4d6c7c5f0dbe7e62c5ec4956f9e2fd693a0b9acae19f13862954f5f78bf6
[INFO] running `"docker" "start" "-a" "989f4d6c7c5f0dbe7e62c5ec4956f9e2fd693a0b9acae19f13862954f5f78bf6"`
[INFO] [stderr]     Checking rand v0.3.17
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking nalgebra v0.13.1
[INFO] [stderr]     Checking rustyline v1.0.0
[INFO] [stderr]     Checking aiclient v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/level/level.rs:99:9
[INFO] [stderr]    |
[INFO] [stderr] 99 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `name`
[INFO] [stderr]   --> src/defs/dir.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn name(dir: Dir) -> &'static str {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NULL_POS`
[INFO] [stderr]  --> src/defs/pos.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub const NULL_POS: Pos = Pos { row: -1, col: -1 };
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `manhattan`
[INFO] [stderr]   --> src/defs/pos.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn manhattan(self) -> i8 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `iter`
[INFO] [stderr]   --> src/defs/grid.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn iter<'a>(&'a self) -> Iter<'a, T>            { self.data.iter() }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `linear_index_of_pos`
[INFO] [stderr]   --> src/defs/grid.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn linear_index_of_pos(&self, pos: Pos) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `name`
[INFO] [stderr]   --> src/defs/dir.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn name(dir: Dir) -> &'static str {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NULL_POS`
[INFO] [stderr]  --> src/defs/pos.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub const NULL_POS: Pos = Pos { row: -1, col: -1 };
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `iter`
[INFO] [stderr]   --> src/defs/grid.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn iter<'a>(&'a self) -> Iter<'a, T>            { self.data.iter() }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `linear_index_of_pos`
[INFO] [stderr]   --> src/defs/grid.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn linear_index_of_pos(&self, pos: Pos) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.16s
[INFO] running `"docker" "inspect" "989f4d6c7c5f0dbe7e62c5ec4956f9e2fd693a0b9acae19f13862954f5f78bf6"`
[INFO] running `"docker" "rm" "-f" "989f4d6c7c5f0dbe7e62c5ec4956f9e2fd693a0b9acae19f13862954f5f78bf6"`
[INFO] [stdout] 989f4d6c7c5f0dbe7e62c5ec4956f9e2fd693a0b9acae19f13862954f5f78bf6