[INFO] cloning repository https://github.com/hkdnet/hkdccr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hkdnet/hkdccr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhkdnet%2Fhkdccr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhkdnet%2Fhkdccr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49d834a43fec027413039e078787e1b133d835d1
[INFO] testing hkdnet/hkdccr against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhkdnet%2Fhkdccr" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hkdnet/hkdccr
[INFO] finished tweaking git repo https://github.com/hkdnet/hkdccr
[INFO] tweaked toml for git repo https://github.com/hkdnet/hkdccr written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hkdnet/hkdccr on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hkdnet/hkdccr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6064421ef74d428eabb6177df4037dfae00dc371247a73685e73c593377abe37
[INFO] running `Command { std: "docker" "start" "-a" "6064421ef74d428eabb6177df4037dfae00dc371247a73685e73c593377abe37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6064421ef74d428eabb6177df4037dfae00dc371247a73685e73c593377abe37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6064421ef74d428eabb6177df4037dfae00dc371247a73685e73c593377abe37", kill_on_drop: false }`
[INFO] [stdout] 6064421ef74d428eabb6177df4037dfae00dc371247a73685e73c593377abe37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67f45fa91b3582461160cefb4207a920b8cdbfe3f573c933a08e18b3867a1452
[INFO] running `Command { std: "docker" "start" "-a" "67f45fa91b3582461160cefb4207a920b8cdbfe3f573c933a08e18b3867a1452", kill_on_drop: false }`
[INFO] [stderr]    Compiling hkdccr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:207:49
[INFO] [stdout]     |
[INFO] [stdout] 207 | ...                   ty: NodeType::Multi(box lhs, box rhs),
[INFO] [stdout]     |                                           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 207 -                             ty: NodeType::Multi(box lhs, box rhs),
[INFO] [stdout] 207 +                             ty: NodeType::Multi(Box::new(lhs), box rhs),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:207:58
[INFO] [stdout]     |
[INFO] [stdout] 207 | ...                   ty: NodeType::Multi(box lhs, box rhs),
[INFO] [stdout]     |                                                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 207 -                             ty: NodeType::Multi(box lhs, box rhs),
[INFO] [stdout] 207 +                             ty: NodeType::Multi(box lhs, Box::new(rhs)),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:211:47
[INFO] [stdout]     |
[INFO] [stdout] 211 | ...                   ty: NodeType::Div(box lhs, box rhs),
[INFO] [stdout]     |                                         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 211 -                             ty: NodeType::Div(box lhs, box rhs),
[INFO] [stdout] 211 +                             ty: NodeType::Div(Box::new(lhs), box rhs),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:211:56
[INFO] [stdout]     |
[INFO] [stdout] 211 | ...                   ty: NodeType::Div(box lhs, box rhs),
[INFO] [stdout]     |                                                  ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 211 -                             ty: NodeType::Div(box lhs, box rhs),
[INFO] [stdout] 211 +                             ty: NodeType::Div(box lhs, Box::new(rhs)),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in 1.70.0; see <https://github.com/rust-lang/rust/pull/108471> for more information
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[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(box_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[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 `hkdccr` (bin "hkdccr") due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "67f45fa91b3582461160cefb4207a920b8cdbfe3f573c933a08e18b3867a1452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67f45fa91b3582461160cefb4207a920b8cdbfe3f573c933a08e18b3867a1452", kill_on_drop: false }`
[INFO] [stdout] 67f45fa91b3582461160cefb4207a920b8cdbfe3f573c933a08e18b3867a1452
