[INFO] updating cached repository AltOS-Rust/cm0-port
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AltOS-Rust/cm0-port
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AltOS-Rust/cm0-port" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/AltOS-Rust/cm0-port"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/AltOS-Rust/cm0-port'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AltOS-Rust/cm0-port" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/AltOS-Rust/cm0-port"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/AltOS-Rust/cm0-port'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 90d34a47dd4cc3d4cad13439d2f1a73a7d79299d
[INFO] sha for GitHub repo AltOS-Rust/cm0-port: 90d34a47dd4cc3d4cad13439d2f1a73a7d79299d
[INFO] validating manifest of AltOS-Rust/cm0-port on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of AltOS-Rust/cm0-port on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing AltOS-Rust/cm0-port
[INFO] removed path dependency arm from AltOS-Rust/cm0-port
[INFO] finished frobbing AltOS-Rust/cm0-port
[INFO] frobbed toml for AltOS-Rust/cm0-port written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/AltOS-Rust/cm0-port/Cargo.toml
[INFO] started frobbing AltOS-Rust/cm0-port
[INFO] removed path dependency arm from AltOS-Rust/cm0-port
[INFO] finished frobbing AltOS-Rust/cm0-port
[INFO] frobbed toml for AltOS-Rust/cm0-port written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/AltOS-Rust/cm0-port/Cargo.toml
[INFO] crate AltOS-Rust/cm0-port already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/AltOS-Rust/cm0-port/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/AltOS-Rust/altos-core`
[INFO] [stderr]     Updating git repository `https://github.com/AltOS-Rust/volatile`
[INFO] [stderr]     Updating git repository `https://github.com/AltOS-Rust/cm0-atomic`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/AltOS-Rust/altos-core`
[INFO] [stderr]     Updating git repository `https://github.com/AltOS-Rust/volatile`
[INFO] [stderr]     Updating git repository `https://github.com/AltOS-Rust/cm0-atomic`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking AltOS-Rust/cm0-port against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/AltOS-Rust/cm0-port:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0fd18f9c633a828e86780b7150090c9e6b919a7a7fb571fefb6e5f8fd2d06a8d
[INFO] running `"docker" "start" "-a" "0fd18f9c633a828e86780b7150090c9e6b919a7a7fb571fefb6e5f8fd2d06a8d"`
[INFO] [stderr] warning: dependency (arm) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Checking cm0_sync v0.1.0 (https://github.com/AltOS-Rust/altos-core#49236794)
[INFO] [stderr]     Checking altos-macros v0.1.0 (https://github.com/AltOS-Rust/altos-core#49236794)
[INFO] [stderr]    Compiling arm v0.0.1
[INFO] [stderr]     Checking volatile-ptr v0.1.0 (https://github.com/AltOS-Rust/volatile#a6c4b3d8)
[INFO] [stderr]     Checking free_list_allocator v0.1.0 (https://github.com/AltOS-Rust/altos-core#49236794)
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/altos-core-ea5d92ea11596cf6/4923679/libs/heap/free_list_allocator/src/lib.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | #![feature(allocator)]
[INFO] [stderr]    |            ^^^^^^^^^ feature has been removed
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: non-builtin inner attributes are unstable
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/altos-core-ea5d92ea11596cf6/4923679/libs/heap/free_list_allocator/src/lib.rs:28:24
[INFO] [stderr]    |
[INFO] [stderr] 28 | #![cfg_attr(not(test), allocator)]
[INFO] [stderr]    |                        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/54726
[INFO] [stderr]    = help: add `#![feature(custom_inner_attributes)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `allocator` in this scope
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/altos-core-ea5d92ea11596cf6/4923679/libs/heap/free_list_allocator/src/lib.rs:28:24
[INFO] [stderr]    |
[INFO] [stderr] 28 | #![cfg_attr(not(test), allocator)]
[INFO] [stderr]    |                        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot determine resolution for the derive macro `Copy`
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/altos-core-ea5d92ea11596cf6/4923679/libs/heap/free_list_allocator/src/free_list.rs:29:10
[INFO] [stderr]    |
[INFO] [stderr] 29 | #[derive(Copy, Clone)]
[INFO] [stderr]    |          ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stderr] 
[INFO] [stderr] error: cannot determine resolution for the derive macro `Clone`
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/altos-core-ea5d92ea11596cf6/4923679/libs/heap/free_list_allocator/src/free_list.rs:29:16
[INFO] [stderr]    |
[INFO] [stderr] 29 | #[derive(Copy, Clone)]
[INFO] [stderr]    |                ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0557, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0557`.
[INFO] [stderr] error: Could not compile `free_list_allocator`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "0fd18f9c633a828e86780b7150090c9e6b919a7a7fb571fefb6e5f8fd2d06a8d"`
[INFO] running `"docker" "rm" "-f" "0fd18f9c633a828e86780b7150090c9e6b919a7a7fb571fefb6e5f8fd2d06a8d"`
[INFO] [stdout] 0fd18f9c633a828e86780b7150090c9e6b919a7a7fb571fefb6e5f8fd2d06a8d