[INFO] fetching crate rung_vm 0.0.1...
[INFO] testing rung_vm-0.0.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rung_vm 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rung_vm 0.0.1
[INFO] finished tweaking crates.io crate rung_vm 0.0.1
[INFO] tweaked toml for crates.io crate rung_vm 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rung_vm 0.0.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40d7716c9e762f06290b3b47f1c258f0162628a9ea794ef21d866cf0c751a36b
[INFO] running `Command { std: "docker" "start" "-a" "40d7716c9e762f06290b3b47f1c258f0162628a9ea794ef21d866cf0c751a36b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40d7716c9e762f06290b3b47f1c258f0162628a9ea794ef21d866cf0c751a36b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40d7716c9e762f06290b3b47f1c258f0162628a9ea794ef21d866cf0c751a36b", kill_on_drop: false }`
[INFO] [stdout] 40d7716c9e762f06290b3b47f1c258f0162628a9ea794ef21d866cf0c751a36b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73fb2068a3961e25d6209b14ea09c4c55949f178d31af2db13c5ccb2041dd067
[INFO] running `Command { std: "docker" "start" "-a" "73fb2068a3961e25d6209b14ea09c4c55949f178d31af2db13c5ccb2041dd067", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling rung_vm v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected `;` or `]`, found `,`
[INFO] [stdout]   --> src/main.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 13 |     data: [Cell, ..STACK_DEPTH],
[INFO] [stdout]    |                ^ expected `;` or `]`
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to use `;` as the separator
[INFO] [stdout]    |
[INFO] [stdout] 13 -     data: [Cell, ..STACK_DEPTH],
[INFO] [stdout] 13 +     data: [Cell; ..STACK_DEPTH],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;` or `]`, found `,`
[INFO] [stdout]   --> src/main.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 |     address: [Cell, ..ADDRESSES],
[INFO] [stdout]    |                   ^ expected `;` or `]`
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to use `;` as the separator
[INFO] [stdout]    |
[INFO] [stdout] 14 -     address: [Cell, ..ADDRESSES],
[INFO] [stdout] 14 +     address: [Cell; ..ADDRESSES],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;` or `]`, found `,`
[INFO] [stdout]   --> src/main.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |     ports: [Cell, ..PORTS],
[INFO] [stdout]    |                 ^ expected `;` or `]`
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to use `;` as the separator
[INFO] [stdout]    |
[INFO] [stdout] 15 -     ports: [Cell, ..PORTS],
[INFO] [stdout] 15 +     ports: [Cell; ..PORTS],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;` or `]`, found `,`
[INFO] [stdout]   --> src/main.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Image([Cell, ..IMAGE_SIZE]);
[INFO] [stdout]    |                   ^ expected `;` or `]`
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to use `;` as the separator
[INFO] [stdout]    |
[INFO] [stdout] 19 - struct Image([Cell, ..IMAGE_SIZE]);
[INFO] [stdout] 19 + struct Image([Cell; ..IMAGE_SIZE]);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/main.rs:31:31
[INFO] [stdout]    |
[INFO] [stdout] 31 |                     let img = box Image([NOP, ..IMAGE_SIZE]);
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 31 -                     let img = box Image([NOP, ..IMAGE_SIZE]);
[INFO] [stdout] 31 +                     let img = Box::new(Image([NOP, ..IMAGE_SIZE]));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Show` in module `fmt`
[INFO] [stdout]   --> src/main.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl fmt::Show for VM {
[INFO] [stdout]    |           ^^^^ not found in `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Show` in module `fmt`
[INFO] [stdout]   --> src/main.rs:44:11
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl fmt::Show for Cell {
[INFO] [stdout]    |           ^^^^ not found in `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:51:30
[INFO] [stdout]    |
[INFO] [stdout] 51 | const STACK_DEPTH:           uint =  128;
[INFO] [stdout]    |                              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 | const IMAGE_SIZE:            uint =  1000000;
[INFO] [stdout]    |                              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:53:30
[INFO] [stdout]    |
[INFO] [stdout] 53 | const ADDRESSES:             uint =  1024;
[INFO] [stdout]    |                              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:54:30
[INFO] [stdout]    |
[INFO] [stdout] 54 | const PORTS:                 uint =  12;
[INFO] [stdout]    |                              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:55:30
[INFO] [stdout]    |
[INFO] [stdout] 55 | const MAX_FILE_NAME:         uint =  1024;
[INFO] [stdout]    |                              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:56:30
[INFO] [stdout]    |
[INFO] [stdout] 56 | const MAX_REQUEST_LENGTH:    uint =  1024;
[INFO] [stdout]    |                              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:57:30
[INFO] [stdout]    |
[INFO] [stdout] 57 | const MAX_OPEN_FILES:        uint =  8;
[INFO] [stdout]    |                              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:59:30
[INFO] [stdout]    |
[INFO] [stdout] 59 | const CELLSIZE:              uint = 32;
[INFO] [stdout]    |                              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(tuple_indexing)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `tuple_indexing` has been stable since `1.0.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `tuple_indexing` has been stable since 1.0.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(tuple_indexing)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0425, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rung_vm` (bin "rung_vm") due to 16 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "73fb2068a3961e25d6209b14ea09c4c55949f178d31af2db13c5ccb2041dd067", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73fb2068a3961e25d6209b14ea09c4c55949f178d31af2db13c5ccb2041dd067", kill_on_drop: false }`
[INFO] [stdout] 73fb2068a3961e25d6209b14ea09c4c55949f178d31af2db13c5ccb2041dd067
