[INFO] fetching crate hex-game 0.1.0...
[INFO] checking hex-game-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate hex-game 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate hex-game 0.1.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hex-game 0.1.0
[INFO] finished tweaking crates.io crate hex-game 0.1.0
[INFO] tweaked toml for crates.io crate hex-game 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f88c3277e1c3626d316f71d04e956e3e1fe61c36ef7253c41bc01c84b77a5b51
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f88c3277e1c3626d316f71d04e956e3e1fe61c36ef7253c41bc01c84b77a5b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f88c3277e1c3626d316f71d04e956e3e1fe61c36ef7253c41bc01c84b77a5b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f88c3277e1c3626d316f71d04e956e3e1fe61c36ef7253c41bc01c84b77a5b51", kill_on_drop: false }`
[INFO] [stdout] f88c3277e1c3626d316f71d04e956e3e1fe61c36ef7253c41bc01c84b77a5b51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fd4a8bc1090adf14d4561c75a1d227baba44eda76ab057bbb52ef4782769905
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3fd4a8bc1090adf14d4561c75a1d227baba44eda76ab057bbb52ef4782769905", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking hex-game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coord.rs:73:32
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/coord.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 | /         (Coord::abs_sub(self.x, other.x) <= 1 &&
[INFO] [stdout] 163 | |          Coord::abs_sub(self.y, other.y) <= 1 &&
[INFO] [stdout] 164 | |          Coord::abs_sub(self.x + self.y, other.x + other.y) <= 1)
[INFO] [stdout]     | |_________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 162 |         Coord::abs_sub(self.x, other.x) <= 1 &&
[INFO] [stdout] 163 |          Coord::abs_sub(self.y, other.y) <= 1 &&
[INFO] [stdout] 164 |          Coord::abs_sub(self.x + self.y, other.x + other.y) <= 1
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HexCell`
[INFO] [stdout]  --> src/game.rs:7:46
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::board::{Board, Color, GameStatus, HexCell};
[INFO] [stdout]   |                                              ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coord.rs:73:32
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/coord.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 | /         (Coord::abs_sub(self.x, other.x) <= 1 &&
[INFO] [stdout] 163 | |          Coord::abs_sub(self.y, other.y) <= 1 &&
[INFO] [stdout] 164 | |          Coord::abs_sub(self.x + self.y, other.x + other.y) <= 1)
[INFO] [stdout]     | |_________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 162 |         Coord::abs_sub(self.x, other.x) <= 1 &&
[INFO] [stdout] 163 |          Coord::abs_sub(self.y, other.y) <= 1 &&
[INFO] [stdout] 164 |          Coord::abs_sub(self.x + self.y, other.x + other.y) <= 1
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HexCell`
[INFO] [stdout]  --> src/game.rs:7:46
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::board::{Board, Color, GameStatus, HexCell};
[INFO] [stdout]   |                                              ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/coord.rs:69:53
[INFO] [stdout]    |
[INFO] [stdout] 69 |             ParseCoordError::InvalidInt(ref e) => e.description(),
[INFO] [stdout]    |                                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/coord.rs:69:53
[INFO] [stdout]    |
[INFO] [stdout] 69 |             ParseCoordError::InvalidInt(ref e) => e.description(),
[INFO] [stdout]    |                                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.97s
[INFO] running `Command { std: "docker" "inspect" "3fd4a8bc1090adf14d4561c75a1d227baba44eda76ab057bbb52ef4782769905", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fd4a8bc1090adf14d4561c75a1d227baba44eda76ab057bbb52ef4782769905", kill_on_drop: false }`
[INFO] [stdout] 3fd4a8bc1090adf14d4561c75a1d227baba44eda76ab057bbb52ef4782769905