[INFO] cloning repository https://github.com/georgeshanti/hobby_os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/georgeshanti/hobby_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeorgeshanti%2Fhobby_os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeorgeshanti%2Fhobby_os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71c99c08a8513427146a697d6b1af569e00d5df9
[INFO] testing georgeshanti/hobby_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%2Fgeorgeshanti%2Fhobby_os" "/workspace/builds/worker-110/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-110/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/georgeshanti/hobby_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] removed /workspace/builds/worker-110/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/georgeshanti/hobby_os
[INFO] finished tweaking git repo https://github.com/georgeshanti/hobby_os
[INFO] tweaked toml for git repo https://github.com/georgeshanti/hobby_os written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] crate git repo https://github.com/georgeshanti/hobby_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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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] 825a417591b68d6f71aef7f6f3fc9118a54352c01d52185aed788095efb38601
[INFO] running `Command { std: "docker" "start" "-a" "825a417591b68d6f71aef7f6f3fc9118a54352c01d52185aed788095efb38601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "825a417591b68d6f71aef7f6f3fc9118a54352c01d52185aed788095efb38601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "825a417591b68d6f71aef7f6f3fc9118a54352c01d52185aed788095efb38601", kill_on_drop: false }`
[INFO] [stdout] 825a417591b68d6f71aef7f6f3fc9118a54352c01d52185aed788095efb38601
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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] 4b3ead918aa3e6ce4c67d4c1d4a944ef0b86f31c9ea7f30e051fecc84532ca92
[INFO] running `Command { std: "docker" "start" "-a" "4b3ead918aa3e6ce4c67d4c1d4a944ef0b86f31c9ea7f30e051fecc84532ca92", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bootloader v0.9.16
[INFO] [stderr]    Compiling hobby_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]  --> src/syscalls/print.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |         asm!(
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hobby_os` due to 3 previous errors; 1 warning emitted
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(asm)]
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `asm` has been stable since 1.59.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(asm)]
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4b3ead918aa3e6ce4c67d4c1d4a944ef0b86f31c9ea7f30e051fecc84532ca92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b3ead918aa3e6ce4c67d4c1d4a944ef0b86f31c9ea7f30e051fecc84532ca92", kill_on_drop: false }`
[INFO] [stdout] 4b3ead918aa3e6ce4c67d4c1d4a944ef0b86f31c9ea7f30e051fecc84532ca92