[INFO] cloning repository https://github.com/msifd/game-of-life-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/msifd/game-of-life-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsifd%2Fgame-of-life-rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsifd%2Fgame-of-life-rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 996f17aa7e33561e079dddb7d736881f787a8485
[INFO] checking msifd/game-of-life-rs against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsifd%2Fgame-of-life-rs" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/msifd/game-of-life-rs on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/msifd/game-of-life-rs
[INFO] finished tweaking git repo https://github.com/msifd/game-of-life-rs
[INFO] tweaked toml for git repo https://github.com/msifd/game-of-life-rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/msifd/game-of-life-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /workspace/builds/worker-3/source/src/main.rs
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 817d871984add8a7e8654f4cca2b79b331a8a09b0c5228af8e17543aaa0e617b
[INFO] running `"docker" "start" "-a" "817d871984add8a7e8654f4cca2b79b331a8a09b0c5228af8e17543aaa0e617b"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/src/main.rs
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking life_game_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]  --> src/render.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     /// empty cell, life cell, horizontal border, vertical border
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 7 |     let theme = [' ', 'O', '-', '|'];
[INFO] [stderr]   |     --------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]  --> src/render.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     /// empty cell, life cell, horizontal border, vertical border
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 7 |     let theme = [' ', 'O', '-', '|'];
[INFO] [stderr]   |     --------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/field/mod.rs:22:31
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn load_batch(field: &mut Field, batch: Vec<Pos>) {
[INFO] [stderr]    |                               ^^^^^ help: use `dyn`: `dyn Field`
[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]   --> src/field/mod.rs:39:31
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn load_cells(field: &mut Field, text: String) {
[INFO] [stderr]    |                               ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/render.rs:3:28
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn print_field(field: &Field) {
[INFO] [stderr]   |                            ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `main`
[INFO] [stderr]   --> src/main.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn main() {
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/field/mod.rs:22:31
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn load_batch(field: &mut Field, batch: Vec<Pos>) {
[INFO] [stderr]    |                               ^^^^^ help: use `dyn`: `dyn Field`
[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]   --> src/field/mod.rs:39:31
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn load_cells(field: &mut Field, text: String) {
[INFO] [stderr]    |                               ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/render.rs:3:28
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn print_field(field: &Field) {
[INFO] [stderr]   |                            ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]  --> src/render.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     /// empty cell, life cell, horizontal border, vertical border
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 7 |     let theme = [' ', 'O', '-', '|'];
[INFO] [stderr]   |     --------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]  --> src/render.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     /// empty cell, life cell, horizontal border, vertical border
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 7 |     let theme = [' ', 'O', '-', '|'];
[INFO] [stderr]   |     --------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> benches/benches.rs:10:42
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn do_count(b: &mut Bencher, field: &mut Field) {
[INFO] [stderr]    |                                          ^^^^^ help: use `dyn`: `dyn Field`
[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]   --> benches/benches.rs:21:43
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn do_update(b: &mut Bencher, field: &mut Field) {
[INFO] [stderr]    |                                           ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> benches/benches.rs:26:46
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn do_stringify(b: &mut Bencher, field: &mut Field) {
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/field/mod.rs:22:31
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn load_batch(field: &mut Field, batch: Vec<Pos>) {
[INFO] [stderr]    |                               ^^^^^ help: use `dyn`: `dyn Field`
[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]   --> src/field/mod.rs:39:31
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn load_cells(field: &mut Field, text: String) {
[INFO] [stderr]    |                               ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/render.rs:3:28
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn print_field(field: &Field) {
[INFO] [stderr]   |                            ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/field/mod.rs:22:31
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn load_batch(field: &mut Field, batch: Vec<Pos>) {
[INFO] [stderr]    |                               ^^^^^ help: use `dyn`: `dyn Field`
[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]   --> src/field/mod.rs:39:31
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn load_cells(field: &mut Field, text: String) {
[INFO] [stderr]    |                               ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/render.rs:3:28
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn print_field(field: &Field) {
[INFO] [stderr]   |                            ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `"docker" "inspect" "817d871984add8a7e8654f4cca2b79b331a8a09b0c5228af8e17543aaa0e617b"`
[INFO] running `"docker" "rm" "-f" "817d871984add8a7e8654f4cca2b79b331a8a09b0c5228af8e17543aaa0e617b"`
[INFO] [stdout] 817d871984add8a7e8654f4cca2b79b331a8a09b0c5228af8e17543aaa0e617b