[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 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkgland%2FBrainfuckRedoxScheme" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Skgland/BrainfuckRedoxScheme on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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-7/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" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] 42b9c3a6e9b32866c048cfc10981d06ca51a8b9842d9dc80732b390938fb6802
[INFO] running `Command { std: "docker" "start" "-a" "42b9c3a6e9b32866c048cfc10981d06ca51a8b9842d9dc80732b390938fb6802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42b9c3a6e9b32866c048cfc10981d06ca51a8b9842d9dc80732b390938fb6802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42b9c3a6e9b32866c048cfc10981d06ca51a8b9842d9dc80732b390938fb6802", kill_on_drop: false }`
[INFO] [stdout] 42b9c3a6e9b32866c048cfc10981d06ca51a8b9842d9dc80732b390938fb6802
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea817359893eae44bef816f6f4a6c1094459c62694c83ea4eef594a53195f925
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ea817359893eae44bef816f6f4a6c1094459c62694c83ea4eef594a53195f925", 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: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redox_syscall-0.2.5/src/io/pio.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             llvm_asm!("in $0, $1" : "={al}"(value) : "{dx}"(self.port) : "memory" : "intel", "volatile");
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redox_syscall-0.2.5/src/io/pio.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |             llvm_asm!("out $1, $0" : : "{al}"(value), "{dx}"(self.port) : "memory" : "intel", "volatile");
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redox_syscall-0.2.5/src/io/pio.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |             llvm_asm!("in $0, $1" : "={ax}"(value) : "{dx}"(self.port) : "memory" : "intel", "volatile");
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redox_syscall-0.2.5/src/io/pio.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |             llvm_asm!("out $1, $0" : : "{ax}"(value), "{dx}"(self.port) : "memory" : "intel", "volatile");
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redox_syscall-0.2.5/src/io/pio.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |             llvm_asm!("in $0, $1" : "={eax}"(value) : "{dx}"(self.port) : "memory" : "intel", "volatile");
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redox_syscall-0.2.5/src/io/pio.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |             llvm_asm!("out $1, $0" : : "{eax}"(value), "{dx}"(self.port) : "memory" : "intel", "volatile");
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redox_syscall-0.2.5/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(asm)]
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redox_syscall-0.2.5/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(llvm_asm)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `llvm_asm`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redox_syscall-0.2.5/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(llvm_asm)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557, E0635.
[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 11 previous errors
[INFO] running `Command { std: "docker" "inspect" "ea817359893eae44bef816f6f4a6c1094459c62694c83ea4eef594a53195f925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea817359893eae44bef816f6f4a6c1094459c62694c83ea4eef594a53195f925", kill_on_drop: false }`
[INFO] [stdout] ea817359893eae44bef816f6f4a6c1094459c62694c83ea4eef594a53195f925