[INFO] cloning repository https://github.com/higuruchi/tvmm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/higuruchi/tvmm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiguruchi%2Ftvmm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiguruchi%2Ftvmm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2bc68ad26119e40325ab37aa5447f60c863ff5a1
[INFO] testing higuruchi/tvmm 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%2Fhiguruchi%2Ftvmm" "/workspace/builds/worker-50/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-50/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/higuruchi/tvmm 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/higuruchi/tvmm
[INFO] finished tweaking git repo https://github.com/higuruchi/tvmm
[INFO] tweaked toml for git repo https://github.com/higuruchi/tvmm written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] crate git repo https://github.com/higuruchi/tvmm 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 1c645e12c8db960c0f197efa9e9087633c47eb0f8728687b76f1c288703ee71e
[INFO] running `Command { std: "docker" "start" "-a" "1c645e12c8db960c0f197efa9e9087633c47eb0f8728687b76f1c288703ee71e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c645e12c8db960c0f197efa9e9087633c47eb0f8728687b76f1c288703ee71e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c645e12c8db960c0f197efa9e9087633c47eb0f8728687b76f1c288703ee71e", kill_on_drop: false }`
[INFO] [stdout] 1c645e12c8db960c0f197efa9e9087633c47eb0f8728687b76f1c288703ee71e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] e9903131fb4c711a2800757f68e8a640aa7dc4ef811c64104217145c430d5dcd
[INFO] running `Command { std: "docker" "start" "-a" "e9903131fb4c711a2800757f68e8a640aa7dc4ef811c64104217145c430d5dcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling kvm-ioctls v0.11.0
[INFO] [stderr]    Compiling vmm-sys-util v0.9.0
[INFO] [stderr]    Compiling memmap2 v0.5.3
[INFO] [stderr]    Compiling kvm-bindings v0.5.0
[INFO] [stderr]    Compiling tvmm 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(new_uninit)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tvmm` due to 4 previous errors; 2 warnings emitted
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(type_ascription)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `c_void`, `mmap`
[INFO] [stdout]  --> src/kvm.rs:1:55
[INFO] [stdout]   |
[INFO] [stdout] 1 | use libc::{self, c_int, c_uint, c_ulong, c_ulonglong, c_void, ioctl, mmap};
[INFO] [stdout]   |                                                       ^^^^^^         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `O_CLOEXEC`
[INFO] [stdout]  --> src/machine.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use libc::{open, O_CLOEXEC, O_RDWR};
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(new_uninit)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 2 warnings 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" "e9903131fb4c711a2800757f68e8a640aa7dc4ef811c64104217145c430d5dcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9903131fb4c711a2800757f68e8a640aa7dc4ef811c64104217145c430d5dcd", kill_on_drop: false }`
[INFO] [stdout] e9903131fb4c711a2800757f68e8a640aa7dc4ef811c64104217145c430d5dcd