[INFO] updating cached repository ryanobeirne/advent_of_code_2018
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ryanobeirne/advent_of_code_2018
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ryanobeirne/advent_of_code_2018" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ryanobeirne/advent_of_code_2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ryanobeirne/advent_of_code_2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ryanobeirne/advent_of_code_2018" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ryanobeirne/advent_of_code_2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ryanobeirne/advent_of_code_2018'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 12b7d4c605f27047493d0bd910fc0111514b8f6a
[INFO] sha for GitHub repo ryanobeirne/advent_of_code_2018: 12b7d4c605f27047493d0bd910fc0111514b8f6a
[INFO] validating manifest of ryanobeirne/advent_of_code_2018 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ryanobeirne/advent_of_code_2018 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ryanobeirne/advent_of_code_2018
[INFO] finished frobbing ryanobeirne/advent_of_code_2018
[INFO] frobbed toml for ryanobeirne/advent_of_code_2018 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ryanobeirne/advent_of_code_2018/Cargo.toml
[INFO] started frobbing ryanobeirne/advent_of_code_2018
[INFO] finished frobbing ryanobeirne/advent_of_code_2018
[INFO] frobbed toml for ryanobeirne/advent_of_code_2018 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ryanobeirne/advent_of_code_2018/Cargo.toml
[INFO] crate ryanobeirne/advent_of_code_2018 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking ryanobeirne/advent_of_code_2018 against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-5/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ryanobeirne/advent_of_code_2018:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 65e8dafad69e94f56e53a664a8ca29352f9905b9acf3a61c33d306561fc9c6dd
[INFO] running `"docker" "start" "-a" "65e8dafad69e94f56e53a664a8ca29352f9905b9acf3a61c33d306561fc9c6dd"`
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking advent_of_code_2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> bin/day13.rs:19:45
[INFO] [stderr]    |
[INFO] [stderr] 19 | type Result<T> = std::result::Result<T, Box<Error>>;
[INFO] [stderr]    |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> bin/day13.rs:19:45
[INFO] [stderr]    |
[INFO] [stderr] 19 | type Result<T> = std::result::Result<T, Box<Error>>;
[INFO] [stderr]    |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> bin/day15.rs:9:45
[INFO] [stderr]   |
[INFO] [stderr] 9 | type Result<T> = std::result::Result<T, Box<std::error::Error>>;
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> bin/day07.rs:8:40
[INFO] [stderr]   |
[INFO] [stderr] 8 | type Result<T> = result::Result<T, Box<Error>>;
[INFO] [stderr]   |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> bin/day07.rs:95:20
[INFO] [stderr]    |
[INFO] [stderr] 95 |     type Err = Box<Error>;
[INFO] [stderr]    |                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `attacker`
[INFO] [stderr]   --> bin/day15.rs:60:21
[INFO] [stderr]    |
[INFO] [stderr] 60 |         for (point, attacker) in points_creatures {
[INFO] [stderr]    |                     ^^^^^^^^ help: consider prefixing with an underscore: `_attacker`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a_point`
[INFO] [stderr]   --> bin/day15.rs:62:17
[INFO] [stderr]    |
[INFO] [stderr] 62 |             for a_point in area.around.iter()
[INFO] [stderr]    |                 ^^^^^^^ help: consider prefixing with an underscore: `_a_point`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `point`
[INFO] [stderr]   --> bin/day15.rs:89:29
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn closest_enemy(&self, point: &Point) -> &Creature {
[INFO] [stderr]    |                             ^^^^^ help: consider prefixing with an underscore: `_point`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `closest_enemy`
[INFO] [stderr]   --> bin/day15.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn closest_enemy(&self, point: &Point) -> &Creature {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `enemy`
[INFO] [stderr]    --> bin/day15.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn enemy(&self) -> CreatureType {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `attack`
[INFO] [stderr]    --> bin/day15.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     fn attack(&self, other: &mut Creature) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_enemy`
[INFO] [stderr]    --> bin/day15.rs:141:5
[INFO] [stderr]     |
[INFO] [stderr] 141 |     fn is_enemy(&self, other: &Creature) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> bin/day15.rs:9:45
[INFO] [stderr]   |
[INFO] [stderr] 9 | type Result<T> = std::result::Result<T, Box<std::error::Error>>;
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> bin/day06.rs:6:45
[INFO] [stderr]   |
[INFO] [stderr] 6 | type Result<T> = std::result::Result<T, Box<Error>>;
[INFO] [stderr]   |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> bin/day06.rs:67:20
[INFO] [stderr]    |
[INFO] [stderr] 67 |     type Err = Box<Error>;
[INFO] [stderr]    |                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `attacker`
[INFO] [stderr]   --> bin/day15.rs:60:21
[INFO] [stderr]    |
[INFO] [stderr] 60 |         for (point, attacker) in points_creatures {
[INFO] [stderr]    |                     ^^^^^^^^ help: consider prefixing with an underscore: `_attacker`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a_point`
[INFO] [stderr]   --> bin/day15.rs:62:17
[INFO] [stderr]    |
[INFO] [stderr] 62 |             for a_point in area.around.iter()
[INFO] [stderr]    |                 ^^^^^^^ help: consider prefixing with an underscore: `_a_point`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `point`
[INFO] [stderr]   --> bin/day15.rs:89:29
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn closest_enemy(&self, point: &Point) -> &Creature {
[INFO] [stderr]    |                             ^^^^^ help: consider prefixing with an underscore: `_point`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> bin/day12.rs:6:45
[INFO] [stderr]   |
[INFO] [stderr] 6 | type Result<T> = std::result::Result<T, Box<std::error::Error>>;
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `closest_enemy`
[INFO] [stderr]   --> bin/day15.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn closest_enemy(&self, point: &Point) -> &Creature {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `enemy`
[INFO] [stderr]    --> bin/day15.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn enemy(&self) -> CreatureType {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `attack`
[INFO] [stderr]    --> bin/day15.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     fn attack(&self, other: &mut Creature) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_enemy`
[INFO] [stderr]    --> bin/day15.rs:141:5
[INFO] [stderr]     |
[INFO] [stderr] 141 |     fn is_enemy(&self, other: &Creature) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> bin/day06.rs:6:45
[INFO] [stderr]   |
[INFO] [stderr] 6 | type Result<T> = std::result::Result<T, Box<Error>>;
[INFO] [stderr]   |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> bin/day06.rs:67:20
[INFO] [stderr]    |
[INFO] [stderr] 67 |     type Err = Box<Error>;
[INFO] [stderr]    |                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> bin/day12.rs:6:45
[INFO] [stderr]   |
[INFO] [stderr] 6 | type Result<T> = std::result::Result<T, Box<std::error::Error>>;
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> bin/day07.rs:8:40
[INFO] [stderr]   |
[INFO] [stderr] 8 | type Result<T> = result::Result<T, Box<Error>>;
[INFO] [stderr]   |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> bin/day07.rs:95:20
[INFO] [stderr]    |
[INFO] [stderr] 95 |     type Err = Box<Error>;
[INFO] [stderr]    |                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.24s
[INFO] running `"docker" "inspect" "65e8dafad69e94f56e53a664a8ca29352f9905b9acf3a61c33d306561fc9c6dd"`
[INFO] running `"docker" "rm" "-f" "65e8dafad69e94f56e53a664a8ca29352f9905b9acf3a61c33d306561fc9c6dd"`
[INFO] [stdout] 65e8dafad69e94f56e53a664a8ca29352f9905b9acf3a61c33d306561fc9c6dd