[INFO] cloning repository https://github.com/tw666/riscv-simulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tw666/riscv-simulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftw666%2Friscv-simulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftw666%2Friscv-simulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff2fdc44581416322afeefe0a23afdf355e82ca5
[INFO] documenting tw666/riscv-simulator 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%2Ftw666%2Friscv-simulator" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tw666/riscv-simulator 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/tw666/riscv-simulator
[INFO] finished tweaking git repo https://github.com/tw666/riscv-simulator
[INFO] tweaked toml for git repo https://github.com/tw666/riscv-simulator written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/tw666/riscv-simulator 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linkme-impl v0.2.5
[INFO] [stderr]   Downloaded linkme v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 663aea42554e80d2142dcbd743cae776a22cda23c40433360154ae23e33811b9
[INFO] running `Command { std: "docker" "start" "-a" "663aea42554e80d2142dcbd743cae776a22cda23c40433360154ae23e33811b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "663aea42554e80d2142dcbd743cae776a22cda23c40433360154ae23e33811b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "663aea42554e80d2142dcbd743cae776a22cda23c40433360154ae23e33811b9", kill_on_drop: false }`
[INFO] [stdout] 663aea42554e80d2142dcbd743cae776a22cda23c40433360154ae23e33811b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4fd43b5502bc2d5a39eef81bc00094c904fb606f68005f1f40bf15ec4388f08b
[INFO] running `Command { std: "docker" "start" "-a" "4fd43b5502bc2d5a39eef81bc00094c904fb606f68005f1f40bf15ec4388f08b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking lru v0.6.5
[INFO] [stderr]    Compiling linkme-impl v0.2.5
[INFO] [stderr]    Compiling linkme v0.2.5
[INFO] [stderr]    Compiling macros v0.1.0 (/opt/rustwide/workdir/macros)
[INFO] [stderr]    Compiling proc_macros v0.1.0 (/opt/rustwide/workdir/proc_macros)
[INFO] [stderr]  Documenting riscv-emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_generics, const_evaluatable_checked)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_generics, const_evaluatable_checked)]
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `generic_const_exprs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/device/bus.rs:21:15
[INFO] [stdout]    |
[INFO] [stdout] 21 |         [(); <T as Data>::SIZE]: Sized,
[INFO] [stdout]    |               ^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/device/bus.rs:36:15
[INFO] [stdout]    |
[INFO] [stdout] 36 |         [(); <T as Data>::SIZE]: Sized,
[INFO] [stdout]    |               ^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/device/clint.rs:40:15
[INFO] [stdout]    |
[INFO] [stdout] 40 |         [(); <T as Data>::SIZE]: Sized,
[INFO] [stdout]    |               ^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/device/clint.rs:51:25
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let bytes: [u8; T::SIZE] = bytes[bytes.len() - T::SIZE..]
[INFO] [stdout]    |                         ^^^^^^^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/device/clint.rs:60:15
[INFO] [stdout]    |
[INFO] [stdout] 60 |         [(); <T as Data>::SIZE]: Sized,
[INFO] [stdout]    |               ^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/device/memory.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 |         [(); <T as Data>::SIZE]: Sized,
[INFO] [stdout]    |               ^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/device/memory.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |         [(); <T as Data>::SIZE]: Sized,
[INFO] [stdout]    |               ^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/device/plic.rs:74:15
[INFO] [stdout]    |
[INFO] [stdout] 74 |         [(); <T as Data>::SIZE]: Sized,
[INFO] [stdout]    |               ^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/device/plic.rs:119:15
[INFO] [stdout]     |
[INFO] [stdout] 119 |         [(); <T as Data>::SIZE]: Sized,
[INFO] [stdout]     |               ^ cannot perform const operation using `T`
[INFO] [stdout]     |
[INFO] [stdout]     = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/device/uart.rs:47:15
[INFO] [stdout]    |
[INFO] [stdout] 47 |         [(); <T as Data>::SIZE]: Sized,
[INFO] [stdout]    |               ^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/device/uart.rs:68:15
[INFO] [stdout]    |
[INFO] [stdout] 68 |         [(); <T as Data>::SIZE]: Sized,
[INFO] [stdout]    |               ^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/device/virtio.rs:282:15
[INFO] [stdout]     |
[INFO] [stdout] 282 |         [(); <T as Data>::SIZE]: Sized,
[INFO] [stdout]     |               ^ cannot perform const operation using `T`
[INFO] [stdout]     |
[INFO] [stdout]     = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/device/virtio.rs:315:25
[INFO] [stdout]     |
[INFO] [stdout] 315 |         let bytes: [u8; T::SIZE] = bytes[bytes.len() - T::SIZE..]
[INFO] [stdout]     |                         ^^^^^^^ cannot perform const operation using `T`
[INFO] [stdout]     |
[INFO] [stdout]     = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/device/virtio.rs:324:15
[INFO] [stdout]     |
[INFO] [stdout] 324 |         [(); <T as Data>::SIZE]: Sized,
[INFO] [stdout]     |               ^ cannot perform const operation using `T`
[INFO] [stdout]     |
[INFO] [stdout]     = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/device/mod.rs:45:15
[INFO] [stdout]    |
[INFO] [stdout] 45 |         [(); <T as Data>::SIZE]: Sized;
[INFO] [stdout]    |               ^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/device/mod.rs:50:15
[INFO] [stdout]    |
[INFO] [stdout] 50 |         [(); <T as Data>::SIZE]: Sized;
[INFO] [stdout]    |               ^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/device/mod.rs:55:31
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn from_bytes(bytes: [u8; Self::SIZE]) -> Self;
[INFO] [stdout]    |                               ^^^^^^^^^^ cannot perform const operation using `Self`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/device/mod.rs:56:31
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn to_bytes(self) -> [u8; Self::SIZE];
[INFO] [stdout]    |                               ^^^^^^^^^^ cannot perform const operation using `Self`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/mmu.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |         [(); <T as Data>::SIZE]: Sized,
[INFO] [stdout]    |               ^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/mmu.rs:38:15
[INFO] [stdout]    |
[INFO] [stdout] 38 |         [(); <T as Data>::SIZE]: Sized,
[INFO] [stdout]    |               ^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 23 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `riscv-emulator`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name riscv_emulator src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=76a7d087a4ca07db -L dependency=/opt/rustwide/target/debug/deps --extern bit_field=/opt/rustwide/target/debug/deps/libbit_field-c5dba2b92c455300.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern linkme=/opt/rustwide/target/debug/deps/liblinkme-ecea691362f586d0.rmeta --extern lru=/opt/rustwide/target/debug/deps/liblru-f88bc6ea3f576ae8.rmeta --extern macros=/opt/rustwide/target/debug/deps/libmacros-4b724e0a00897ced.rmeta --extern proc_macros=/opt/rustwide/target/debug/deps/libproc_macros-7b9703528008452a.so --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "4fd43b5502bc2d5a39eef81bc00094c904fb606f68005f1f40bf15ec4388f08b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fd43b5502bc2d5a39eef81bc00094c904fb606f68005f1f40bf15ec4388f08b", kill_on_drop: false }`
[INFO] [stdout] 4fd43b5502bc2d5a39eef81bc00094c904fb606f68005f1f40bf15ec4388f08b