[INFO] updating cached repository https://github.com/Craig-Macomber/Life-Struggle [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 051d4626dafb950554469862d922425ceb2d3ff3 [INFO] testing Craig-Macomber/Life-Struggle against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCraig-Macomber%2FLife-Struggle" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Craig-Macomber/Life-Struggle on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5/source/.cargo/config [INFO] started tweaking git repo https://github.com/Craig-Macomber/Life-Struggle [INFO] finished tweaking git repo https://github.com/Craig-Macomber/Life-Struggle [INFO] tweaked toml for git repo https://github.com/Craig-Macomber/Life-Struggle written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/Craig-Macomber/Life-Struggle already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8d702e520853c69e23b77e4712648d5540dd54c1f949cc225975af1a24141a44 [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" "8d702e520853c69e23b77e4712648d5540dd54c1f949cc225975af1a24141a44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8d702e520853c69e23b77e4712648d5540dd54c1f949cc225975af1a24141a44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d702e520853c69e23b77e4712648d5540dd54c1f949cc225975af1a24141a44", kill_on_drop: false }` [INFO] [stdout] 8d702e520853c69e23b77e4712648d5540dd54c1f949cc225975af1a24141a44 [INFO] running `Command { std: "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 838725dfbcd53fee1e262a536b163cace986bd3b5443ddd56973df2eb3d2f8eb [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" "838725dfbcd53fee1e262a536b163cace986bd3b5443ddd56973df2eb3d2f8eb", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling cfg-if v0.1.5 [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling proc-macro2 v0.4.19 [INFO] [stderr] Compiling byteorder v1.2.6 [INFO] [stderr] Compiling rayon v1.0.2 [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Compiling inflate v0.4.3 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling gif v0.10.0 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling deflate v0.7.18 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling png v0.12.0 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling num-derive v0.2.2 [INFO] [stderr] Compiling image v0.19.0 [INFO] [stderr] Compiling life_struggle v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/game.rs:18:46 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn struggle(generations: usize, tile_a: &LifeTileSrc, tile_b: &LifeTileSrc) -> (isize, isize) { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn LifeTileSrc` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/game.rs:18:68 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn struggle(generations: usize, tile_a: &LifeTileSrc, tile_b: &LifeTileSrc) -> (isize, isize) { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn LifeTileSrc` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/game.rs:33:52 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn struggle_board(generations: usize, tile_a: &LifeTileSrc, tile_b: &LifeTileSrc) -> Option { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn LifeTileSrc` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/game.rs:33:74 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn struggle_board(generations: usize, tile_a: &LifeTileSrc, tile_b: &LifeTileSrc) -> Option { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn LifeTileSrc` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tile.rs:19:25 [INFO] [stdout] | [INFO] [stdout] 19 | fn copy_from(t_in: &LifeTileSrc) -> Self { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn LifeTileSrc` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `life_struggle`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "838725dfbcd53fee1e262a536b163cace986bd3b5443ddd56973df2eb3d2f8eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "838725dfbcd53fee1e262a536b163cace986bd3b5443ddd56973df2eb3d2f8eb", kill_on_drop: false }` [INFO] [stdout] 838725dfbcd53fee1e262a536b163cace986bd3b5443ddd56973df2eb3d2f8eb