[INFO] cloning repository https://github.com/Skgland/BrainfuckRedoxScheme
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Skgland/BrainfuckRedoxScheme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkgland%2FBrainfuckRedoxScheme", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkgland%2FBrainfuckRedoxScheme'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c1ba2381bf059a9dc72b919b466f935e1a4bad98
[INFO] documenting Skgland/BrainfuckRedoxScheme against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkgland%2FBrainfuckRedoxScheme" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Skgland/BrainfuckRedoxScheme on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Skgland/BrainfuckRedoxScheme
[INFO] finished tweaking git repo https://github.com/Skgland/BrainfuckRedoxScheme
[INFO] tweaked toml for git repo https://github.com/Skgland/BrainfuckRedoxScheme written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Skgland/BrainfuckRedoxScheme already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d36d4bb81cee4fbc74796a55abb9671b89ac9b1599b23378a3de0734df8f9936
[INFO] running `Command { std: "docker" "start" "-a" "d36d4bb81cee4fbc74796a55abb9671b89ac9b1599b23378a3de0734df8f9936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d36d4bb81cee4fbc74796a55abb9671b89ac9b1599b23378a3de0734df8f9936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d36d4bb81cee4fbc74796a55abb9671b89ac9b1599b23378a3de0734df8f9936", kill_on_drop: false }`
[INFO] [stdout] d36d4bb81cee4fbc74796a55abb9671b89ac9b1599b23378a3de0734df8f9936
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "RUSTDOCFLAGS=--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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27bc42e84ad4ff28fb7d8f775430a9edc07b85527d54b3e73b2f035c49b48a8a
[INFO] running `Command { std: "docker" "start" "-a" "27bc42e84ad4ff28fb7d8f775430a9edc07b85527d54b3e73b2f035c49b48a8a", kill_on_drop: false }`
[INFO] [stderr]     Checking redox_syscall v0.2.5
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redox_syscall-0.2.5/src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(const_fn)] // see https://github.com/rust-lang/rfcs/pull/2632
[INFO] [stdout]   |            ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redox_syscall-0.2.5/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(asm)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redox_syscall-0.2.5/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(llvm_asm)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redox_syscall-0.2.5/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(const_fn)] // see https://github.com/rust-lang/rfcs/pull/2632
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `redox_syscall` due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "27bc42e84ad4ff28fb7d8f775430a9edc07b85527d54b3e73b2f035c49b48a8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27bc42e84ad4ff28fb7d8f775430a9edc07b85527d54b3e73b2f035c49b48a8a", kill_on_drop: false }`
[INFO] [stdout] 27bc42e84ad4ff28fb7d8f775430a9edc07b85527d54b3e73b2f035c49b48a8a
