[INFO] cloning repository https://github.com/tobyjsullivan/rust-game-loop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tobyjsullivan/rust-game-loop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftobyjsullivan%2Frust-game-loop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftobyjsullivan%2Frust-game-loop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7cb7bfe6f404795db58a89d3c6dcc0f925471584
[INFO] checking tobyjsullivan/rust-game-loop against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftobyjsullivan%2Frust-game-loop" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tobyjsullivan/rust-game-loop 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/tobyjsullivan/rust-game-loop
[INFO] finished tweaking git repo https://github.com/tobyjsullivan/rust-game-loop
[INFO] tweaked toml for git repo https://github.com/tobyjsullivan/rust-game-loop written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/tobyjsullivan/rust-game-loop 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sdl2-sys v0.31.0
[INFO] [stderr]   Downloaded rand v0.5.0-pre.0
[INFO] [stderr]   Downloaded rand_core v0.1.0-pre.0
[INFO] [stderr]   Downloaded sdl2 v0.31.0
[INFO] [stderr]   Downloaded im v10.0.0
[INFO] [stderr]   Downloaded rustc_version v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 964f11d33bd15f11cf098d09fb99b8e194771b88240efa38881823d42871e58b
[INFO] running `Command { std: "docker" "start" "-a" "964f11d33bd15f11cf098d09fb99b8e194771b88240efa38881823d42871e58b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "964f11d33bd15f11cf098d09fb99b8e194771b88240efa38881823d42871e58b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "964f11d33bd15f11cf098d09fb99b8e194771b88240efa38881823d42871e58b", kill_on_drop: false }`
[INFO] [stdout] 964f11d33bd15f11cf098d09fb99b8e194771b88240efa38881823d42871e58b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 556ff158d29c68e1ad8118e23c73a1e34ee30d681035c3eef4c51e1bd8ace908
[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" "556ff158d29c68e1ad8118e23c73a1e34ee30d681035c3eef4c51e1bd8ace908", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.1.0-pre.0
[INFO] [stderr]    Compiling rustc_version v0.2.2
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]     Checking rand v0.5.0-pre.0
[INFO] [stderr]    Compiling im v10.0.0
[INFO] [stderr]     Checking game-loop 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(duration_extras)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]   --> src/system/controller.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::ops::Deref;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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(duration_extras)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]   --> src/system/controller.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::ops::Deref;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning 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 `game-loop`.
[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: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "556ff158d29c68e1ad8118e23c73a1e34ee30d681035c3eef4c51e1bd8ace908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "556ff158d29c68e1ad8118e23c73a1e34ee30d681035c3eef4c51e1bd8ace908", kill_on_drop: false }`
[INFO] [stdout] 556ff158d29c68e1ad8118e23c73a1e34ee30d681035c3eef4c51e1bd8ace908
