[INFO] updating cached repository https://github.com/lasagnaphil/minesweeper-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 47ba8090057e4dc2fb8b7ae575499ce6169f51b5
[INFO] testing lasagnaphil/minesweeper-rs against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flasagnaphil%2Fminesweeper-rs" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lasagnaphil/minesweeper-rs on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/lasagnaphil/minesweeper-rs
[INFO] finished tweaking git repo https://github.com/lasagnaphil/minesweeper-rs
[INFO] tweaked toml for git repo https://github.com/lasagnaphil/minesweeper-rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/lasagnaphil/minesweeper-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] a06f8e3090cf4dc45c5ceab049cec4952690184fa82d0598ceaa67fdd094e892
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "a06f8e3090cf4dc45c5ceab049cec4952690184fa82d0598ceaa67fdd094e892"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling unicode-segmentation v1.2.0
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling textwrap v0.7.0
[INFO] [stderr]    Compiling itertools v0.6.1
[INFO] [stderr]    Compiling clap v2.26.0
[INFO] [stderr]    Compiling minesweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `sample`, `thread_rng`
[INFO] [stderr]  --> src/main.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rand::{thread_rng, sample};
[INFO] [stderr]   |            ^^^^^^^^^^  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MouseEvent`
[INFO] [stderr]   --> src/main.rs:12:34
[INFO] [stderr]    |
[INFO] [stderr] 12 | use termion::event::{Key, Event, MouseEvent};
[INFO] [stderr]    |                                  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `color`, `style`
[INFO] [stderr]   --> src/main.rs:15:15
[INFO] [stderr]    |
[INFO] [stderr] 15 | use termion::{color, style, cursor};
[INFO] [stderr]    |               ^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/main.rs:120:54
[INFO] [stderr]     |
[INFO] [stderr] 120 |         let list = (0..self.width).cartesian_product((0..self.height));
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `gameConfig` should have a snake case name
[INFO] [stderr]    --> src/main.rs:284:9
[INFO] [stderr]     |
[INFO] [stderr] 284 |     let gameConfig = match matches.value_of("DIFFICULTY") {
[INFO] [stderr]     |         ^^^^^^^^^^ help: convert the identifier to snake case: `game_config`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.11s
[INFO] running `"docker" "inspect" "a06f8e3090cf4dc45c5ceab049cec4952690184fa82d0598ceaa67fdd094e892"`
[INFO] running `"docker" "rm" "-f" "a06f8e3090cf4dc45c5ceab049cec4952690184fa82d0598ceaa67fdd094e892"`
[INFO] [stdout] a06f8e3090cf4dc45c5ceab049cec4952690184fa82d0598ceaa67fdd094e892
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3fc7fb1c3c67bd813e25e3e27b64e1d1fe4417987642895f598200c2765f1e6a
[INFO] running `"docker" "start" "-a" "3fc7fb1c3c67bd813e25e3e27b64e1d1fe4417987642895f598200c2765f1e6a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling minesweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `sample`, `thread_rng`
[INFO] [stderr]  --> src/main.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rand::{thread_rng, sample};
[INFO] [stderr]   |            ^^^^^^^^^^  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MouseEvent`
[INFO] [stderr]   --> src/main.rs:12:34
[INFO] [stderr]    |
[INFO] [stderr] 12 | use termion::event::{Key, Event, MouseEvent};
[INFO] [stderr]    |                                  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `color`, `style`
[INFO] [stderr]   --> src/main.rs:15:15
[INFO] [stderr]    |
[INFO] [stderr] 15 | use termion::{color, style, cursor};
[INFO] [stderr]    |               ^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/main.rs:120:54
[INFO] [stderr]     |
[INFO] [stderr] 120 |         let list = (0..self.width).cartesian_product((0..self.height));
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `gameConfig` should have a snake case name
[INFO] [stderr]    --> src/main.rs:284:9
[INFO] [stderr]     |
[INFO] [stderr] 284 |     let gameConfig = match matches.value_of("DIFFICULTY") {
[INFO] [stderr]     |         ^^^^^^^^^^ help: convert the identifier to snake case: `game_config`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "3fc7fb1c3c67bd813e25e3e27b64e1d1fe4417987642895f598200c2765f1e6a"`
[INFO] running `"docker" "rm" "-f" "3fc7fb1c3c67bd813e25e3e27b64e1d1fe4417987642895f598200c2765f1e6a"`
[INFO] [stdout] 3fc7fb1c3c67bd813e25e3e27b64e1d1fe4417987642895f598200c2765f1e6a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1601eea37bed7ba64861f6d7ca0c92af4340efbca49a8920d526c846104412c2
[INFO] running `"docker" "start" "-a" "1601eea37bed7ba64861f6d7ca0c92af4340efbca49a8920d526c846104412c2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused imports: `sample`, `thread_rng`
[INFO] [stdout] 
[INFO] [stderr]  --> src/main.rs:8:12
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 8 | use rand::{thread_rng, sample};
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]   |            ^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MouseEvent`
[INFO] [stderr]   --> src/main.rs:12:34
[INFO] [stderr]    |
[INFO] [stderr] 12 | use termion::event::{Key, Event, MouseEvent};
[INFO] [stderr]    |                                  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `color`, `style`
[INFO] [stderr]   --> src/main.rs:15:15
[INFO] [stderr]    |
[INFO] [stderr] 15 | use termion::{color, style, cursor};
[INFO] [stderr]    |               ^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/main.rs:120:54
[INFO] [stderr]     |
[INFO] [stderr] 120 |         let list = (0..self.width).cartesian_product((0..self.height));
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `gameConfig` should have a snake case name
[INFO] [stderr]    --> src/main.rs:284:9
[INFO] [stderr]     |
[INFO] [stderr] 284 |     let gameConfig = match matches.value_of("DIFFICULTY") {
[INFO] [stderr]     |         ^^^^^^^^^^ help: convert the identifier to snake case: `game_config`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/minesweeper-88657718f0ec236c
[INFO] running `"docker" "inspect" "1601eea37bed7ba64861f6d7ca0c92af4340efbca49a8920d526c846104412c2"`
[INFO] running `"docker" "rm" "-f" "1601eea37bed7ba64861f6d7ca0c92af4340efbca49a8920d526c846104412c2"`
[INFO] [stdout] 1601eea37bed7ba64861f6d7ca0c92af4340efbca49a8920d526c846104412c2