[INFO] cloning repository https://github.com/AlterionX/minesweeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlterionX/minesweeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlterionX%2Fminesweeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlterionX%2Fminesweeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b88b19e5529c52985dacf175786c6573af3e5eed
[INFO] checking AlterionX/minesweeper against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlterionX%2Fminesweeper" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AlterionX/minesweeper on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AlterionX/minesweeper
[INFO] finished tweaking git repo https://github.com/AlterionX/minesweeper
[INFO] tweaked toml for git repo https://github.com/AlterionX/minesweeper written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/AlterionX/minesweeper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f41cf8e311daaee38b7b65e31fac768ad0992a2ac73ef19246789c8794fe268
[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" "4f41cf8e311daaee38b7b65e31fac768ad0992a2ac73ef19246789c8794fe268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f41cf8e311daaee38b7b65e31fac768ad0992a2ac73ef19246789c8794fe268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f41cf8e311daaee38b7b65e31fac768ad0992a2ac73ef19246789c8794fe268", kill_on_drop: false }`
[INFO] [stdout] 4f41cf8e311daaee38b7b65e31fac768ad0992a2ac73ef19246789c8794fe268
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40900b4bbf17454a3d07690f4bc2428b136d07155c87676c8310b92836df420c
[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" "40900b4bbf17454a3d07690f4bc2428b136d07155c87676c8310b92836df420c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]     Checking minesweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `since_last_change`
[INFO] [stdout]    --> src/solver.rs:338:21
[INFO] [stdout]     |
[INFO] [stdout] 337 |                     link_mine_locs.extend(r0)
[INFO] [stdout]     |                                              - expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 338 |                     since_last_change = 0;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `since_last_change`
[INFO] [stdout]    --> src/solver.rs:345:21
[INFO] [stdout]     |
[INFO] [stdout] 344 |                     link_mine_locs.extend(r1)
[INFO] [stdout]     |                                              - expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 345 |                     since_last_change = 0;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `since_last_change`
[INFO] [stdout]    --> src/solver.rs:352:21
[INFO] [stdout]     |
[INFO] [stdout] 351 |                     link_mine_locs.extend(r1)
[INFO] [stdout]     |                                              - expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 352 |                     since_last_change = 0;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `since_last_change`
[INFO] [stdout]    --> src/solver.rs:338:21
[INFO] [stdout]     |
[INFO] [stdout] 337 |                     link_mine_locs.extend(r0)
[INFO] [stdout]     |                                              - expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 338 |                     since_last_change = 0;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `since_last_change`
[INFO] [stdout]    --> src/solver.rs:345:21
[INFO] [stdout]     |
[INFO] [stdout] 344 |                     link_mine_locs.extend(r1)
[INFO] [stdout]     |                                              - expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 345 |                     since_last_change = 0;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `since_last_change`
[INFO] [stdout]    --> src/solver.rs:352:21
[INFO] [stdout]     |
[INFO] [stdout] 351 |                     link_mine_locs.extend(r1)
[INFO] [stdout]     |                                              - expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 352 |                     since_last_change = 0;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self as iter`
[INFO] [stdout]  --> src/solver.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use itertools::{self as iter, Itertools};
[INFO] [stdout]   |                 ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `SmallRngs` in `rngs`
[INFO] [stdout]    --> src/board.rs:393:52
[INFO] [stdout]     |
[INFO] [stdout] 393 |         let board = Board::new(20, 20, rand::rngs::SmallRngs::from_entropy());
[INFO] [stdout]     |                                                    ^^^^^^^^^ could not find `SmallRngs` in `rngs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self as iter`
[INFO] [stdout]  --> src/solver.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use itertools::{self as iter, Itertools};
[INFO] [stdout]   |                 ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RangeBounds`
[INFO] [stdout]  --> src/solver.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{ops::{Bound, RangeBounds}, collections::VecDeque};
[INFO] [stdout]   |                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minesweeper`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 3 arguments were supplied
[INFO] [stdout]    --> src/board.rs:393:21
[INFO] [stdout]     |
[INFO] [stdout] 167 |     pub fn new(dim: Dim, num_mines: u64) -> Result<Self, ()> {
[INFO] [stdout]     |     -------------------------------------------------------- defined here
[INFO] [stdout] ...
[INFO] [stdout] 393 |         let board = Board::new(20, 20, rand::rngs::SmallRngs::from_entropy());
[INFO] [stdout]     |                     ^^^^^^^^^^ --  --  ------------------------------------- supplied 3 arguments
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     expected 2 arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RangeBounds`
[INFO] [stdout]  --> src/solver.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{ops::{Bound, RangeBounds}, collections::VecDeque};
[INFO] [stdout]   |                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "40900b4bbf17454a3d07690f4bc2428b136d07155c87676c8310b92836df420c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40900b4bbf17454a3d07690f4bc2428b136d07155c87676c8310b92836df420c", kill_on_drop: false }`
[INFO] [stdout] 40900b4bbf17454a3d07690f4bc2428b136d07155c87676c8310b92836df420c
