[INFO] cloning repository https://github.com/demongamer3001/rust-os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/demongamer3001/rust-os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemongamer3001%2Frust-os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemongamer3001%2Frust-os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 456074fe1017086504a018de4037baae5db2f860
[INFO] testing demongamer3001/rust-os against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemongamer3001%2Frust-os" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/demongamer3001/rust-os on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/demongamer3001/rust-os
[INFO] finished tweaking git repo https://github.com/demongamer3001/rust-os
[INFO] tweaked toml for git repo https://github.com/demongamer3001/rust-os written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/demongamer3001/rust-os already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a353091b1311534988a09bc79a2ae0629b54810e5b4a9236684e720dff4691a
[INFO] running `Command { std: "docker" "start" "-a" "4a353091b1311534988a09bc79a2ae0629b54810e5b4a9236684e720dff4691a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a353091b1311534988a09bc79a2ae0629b54810e5b4a9236684e720dff4691a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a353091b1311534988a09bc79a2ae0629b54810e5b4a9236684e720dff4691a", kill_on_drop: false }`
[INFO] [stdout] 4a353091b1311534988a09bc79a2ae0629b54810e5b4a9236684e720dff4691a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 614485162bb58c63b6c4401381318218988c344e6584221f0f44033b7cbbff2a
[INFO] running `Command { std: "docker" "start" "-a" "614485162bb58c63b6c4401381318218988c344e6584221f0f44033b7cbbff2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `:`, `@`, or `|`, found `text`
[INFO] [stdout]   --> src/main.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn print(String text) -> ! {
[INFO] [stdout]    |          -------^^^^
[INFO] [stdout]    |          |      |
[INFO] [stdout]    |          |      expected one of `:`, `@`, or `|`
[INFO] [stdout]    |          help: declare the type after the parameter binding: `<identifier>: <type>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:20:26
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn print(String text) -> ! {
[INFO] [stdout]    |    -----                 ^ expected `!`, found `()`
[INFO] [stdout]    |    |
[INFO] [stdout]    |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected type `!`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-os` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "614485162bb58c63b6c4401381318218988c344e6584221f0f44033b7cbbff2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "614485162bb58c63b6c4401381318218988c344e6584221f0f44033b7cbbff2a", kill_on_drop: false }`
[INFO] [stdout] 614485162bb58c63b6c4401381318218988c344e6584221f0f44033b7cbbff2a