[INFO] cloning repository https://github.com/cbreeden/m833hw
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cbreeden/m833hw" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbreeden%2Fm833hw", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbreeden%2Fm833hw'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee445e2ab0081aae4a15fb733bb3dc991aaec47d
[INFO] checking cbreeden/m833hw against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbreeden%2Fm833hw" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cbreeden/m833hw on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cbreeden/m833hw
[INFO] finished tweaking git repo https://github.com/cbreeden/m833hw
[INFO] tweaked toml for git repo https://github.com/cbreeden/m833hw written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/cbreeden/m833hw already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3f0b5a53fd0f38e55a7a0520a9801d3cfafbb98904a6db4aa1e7918a96f2c53
[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" "a3f0b5a53fd0f38e55a7a0520a9801d3cfafbb98904a6db4aa1e7918a96f2c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3f0b5a53fd0f38e55a7a0520a9801d3cfafbb98904a6db4aa1e7918a96f2c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3f0b5a53fd0f38e55a7a0520a9801d3cfafbb98904a6db4aa1e7918a96f2c53", kill_on_drop: false }`
[INFO] [stdout] a3f0b5a53fd0f38e55a7a0520a9801d3cfafbb98904a6db4aa1e7918a96f2c53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1d560e033ed070f7d773ffb99e8d570ea3e792304eeb3c2d18bd6ee34e190cd
[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" "b1d560e033ed070f7d773ffb99e8d570ea3e792304eeb3c2d18bd6ee34e190cd", kill_on_drop: false }`
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking statrs v0.5.1
[INFO] [stderr]     Checking hw2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `n` should have an upper case name
[INFO] [stdout]    --> src/main.rs:242:15
[INFO] [stdout]     |
[INFO] [stdout] 242 |         const n: usize = 1_000;
[INFO] [stdout]     |               ^ help: convert the identifier to upper case: `N`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `n` should have an upper case name
[INFO] [stdout]    --> src/main.rs:242:15
[INFO] [stdout]     |
[INFO] [stdout] 242 |         const n: usize = 1_000;
[INFO] [stdout]     |               ^ help: convert the identifier to upper case: `N`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.45s
[INFO] running `Command { std: "docker" "inspect" "b1d560e033ed070f7d773ffb99e8d570ea3e792304eeb3c2d18bd6ee34e190cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1d560e033ed070f7d773ffb99e8d570ea3e792304eeb3c2d18bd6ee34e190cd", kill_on_drop: false }`
[INFO] [stdout] b1d560e033ed070f7d773ffb99e8d570ea3e792304eeb3c2d18bd6ee34e190cd