[INFO] cloning repository https://github.com/porglezomp/vcd-view
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/porglezomp/vcd-view" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fporglezomp%2Fvcd-view", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fporglezomp%2Fvcd-view'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8832ef659fed6b0f841ea70a4dc330ee7bed8398
[INFO] testing porglezomp/vcd-view against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fporglezomp%2Fvcd-view" "/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/porglezomp/vcd-view on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/porglezomp/vcd-view
[INFO] finished tweaking git repo https://github.com/porglezomp/vcd-view
[INFO] tweaked toml for git repo https://github.com/porglezomp/vcd-view written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/porglezomp/vcd-view already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded web-view v0.2.1
[INFO] [stderr]   Downloaded vcd v0.4.0
[INFO] [stderr]   Downloaded webview-sys v0.1.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 2611175ddddc921a2ab94801f270114162160cc1b4ba0b705e86a8b8af928e37
[INFO] running `Command { std: "docker" "start" "-a" "2611175ddddc921a2ab94801f270114162160cc1b4ba0b705e86a8b8af928e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2611175ddddc921a2ab94801f270114162160cc1b4ba0b705e86a8b8af928e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2611175ddddc921a2ab94801f270114162160cc1b4ba0b705e86a8b8af928e37", kill_on_drop: false }`
[INFO] [stdout] 2611175ddddc921a2ab94801f270114162160cc1b4ba0b705e86a8b8af928e37
[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=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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", 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] a26cbd749d129defa5c92c1809c2f70804a05f3c0b96ca04d3797228b61aa989
[INFO] running `Command { std: "docker" "start" "-a" "a26cbd749d129defa5c92c1809c2f70804a05f3c0b96ca04d3797228b61aa989", kill_on_drop: false }`
[INFO] [stderr]    Compiling urlencoding v1.0.0
[INFO] [stderr]    Compiling vcd v0.4.0
[INFO] [stderr]    Compiling webview-sys v0.1.0
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling web-view v0.2.1
[INFO] [stderr]    Compiling vcd-view v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(nll)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vcd-view` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "a26cbd749d129defa5c92c1809c2f70804a05f3c0b96ca04d3797228b61aa989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a26cbd749d129defa5c92c1809c2f70804a05f3c0b96ca04d3797228b61aa989", kill_on_drop: false }`
[INFO] [stdout] a26cbd749d129defa5c92c1809c2f70804a05f3c0b96ca04d3797228b61aa989