[INFO] fetching crate gopher 0.0.3...
[INFO] documenting gopher-0.0.3 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate gopher 0.0.3 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate gopher 0.0.3 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gopher 0.0.3
[INFO] finished tweaking crates.io crate gopher 0.0.3
[INFO] tweaked toml for crates.io crate gopher 0.0.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2a00af782e8023aafb72a0ce7ef5178d0a945fd5708a1f2764d8f1ab6bf8f69
[INFO] running `Command { std: "docker" "start" "-a" "a2a00af782e8023aafb72a0ce7ef5178d0a945fd5708a1f2764d8f1ab6bf8f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2a00af782e8023aafb72a0ce7ef5178d0a945fd5708a1f2764d8f1ab6bf8f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2a00af782e8023aafb72a0ce7ef5178d0a945fd5708a1f2764d8f1ab6bf8f69", kill_on_drop: false }`
[INFO] [stdout] a2a00af782e8023aafb72a0ce7ef5178d0a945fd5708a1f2764d8f1ab6bf8f69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 028478a89bcd1a825fa4993a570da9e1e7816f7843fdb52d3783986386be5024
[INFO] running `Command { std: "docker" "start" "-a" "028478a89bcd1a825fa4993a570da9e1e7816f7843fdb52d3783986386be5024", kill_on_drop: false }`
[INFO] [stderr]  Documenting gopher v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/protocol.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |             reader: box reader as Box<Reader>,
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 78 |             reader: Box::new(reader) as Box<Reader>,
[INFO] [stdout]    |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `net` in `io`
[INFO] [stdout]  --> src/client.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::net::tcp::TcpStream;
[INFO] [stdout]   |              ^^^ could not find `net` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::IoResult`
[INFO] [stdout]  --> src/client.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::IoResult;
[INFO] [stdout]   |     ^^^^^^^^^--------
[INFO] [stdout]   |     |        |
[INFO] [stdout]   |     |        help: a similar name exists in the module: `Result`
[INFO] [stdout]   |     no `IoResult` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::BufferedReader`
[INFO] [stdout]   --> src/client.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         use std::io::BufferedReader;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^ no `BufferedReader` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::io::Reader`, `std::io::IoResult`
[INFO] [stdout]  --> src/protocol.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{Reader, IoResult};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^^^ no `IoResult` in `io`
[INFO] [stdout]   |               |
[INFO] [stdout]   |               no `Reader` in `io`
[INFO] [stdout]   |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{Read, IoResult};
[INFO] [stdout]   |               ~~~~
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{Reader, Result};
[INFO] [stdout]   |                       ~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]  --> src/protocol.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[deriving(Copy, Show, PartialEq, Eq, FromPrimitive)]
[INFO] [stdout]   |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/protocol.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[deriving(Copy, Show, PartialEq, Eq)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/protocol.rs:41:3
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[deriving(Show, PartialEq, Eq)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(globs)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `globs` has been stable since `1.0.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `gopher`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --crate-type lib --crate-name gopher src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b13d9ff2299e0455 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.0.3` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "028478a89bcd1a825fa4993a570da9e1e7816f7843fdb52d3783986386be5024", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "028478a89bcd1a825fa4993a570da9e1e7816f7843fdb52d3783986386be5024", kill_on_drop: false }`
[INFO] [stdout] 028478a89bcd1a825fa4993a570da9e1e7816f7843fdb52d3783986386be5024
[INFO] documenting gopher-0.0.3 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate gopher 0.0.3 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate gopher 0.0.3 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gopher 0.0.3
[INFO] finished tweaking crates.io crate gopher 0.0.3
[INFO] tweaked toml for crates.io crate gopher 0.0.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5da43f48c83236b89a0b460116502aaddb030ee0b9580422ee9dc4eab7f0efaf
[INFO] running `Command { std: "docker" "start" "-a" "5da43f48c83236b89a0b460116502aaddb030ee0b9580422ee9dc4eab7f0efaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5da43f48c83236b89a0b460116502aaddb030ee0b9580422ee9dc4eab7f0efaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5da43f48c83236b89a0b460116502aaddb030ee0b9580422ee9dc4eab7f0efaf", kill_on_drop: false }`
[INFO] [stdout] 5da43f48c83236b89a0b460116502aaddb030ee0b9580422ee9dc4eab7f0efaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6169ca5f3d5528e6c2904a7c20def8db885ae437632f45a6b5a6f8193c5d858
[INFO] running `Command { std: "docker" "start" "-a" "b6169ca5f3d5528e6c2904a7c20def8db885ae437632f45a6b5a6f8193c5d858", kill_on_drop: false }`
[INFO] [stderr]  Documenting gopher v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/protocol.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |             reader: box reader as Box<Reader>,
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 78 |             reader: Box::new(reader) as Box<Reader>,
[INFO] [stdout]    |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `net` in `io`
[INFO] [stdout]  --> src/client.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::net::tcp::TcpStream;
[INFO] [stdout]   |              ^^^ could not find `net` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::IoResult`
[INFO] [stdout]  --> src/client.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::IoResult;
[INFO] [stdout]   |     ^^^^^^^^^--------
[INFO] [stdout]   |     |        |
[INFO] [stdout]   |     |        help: a similar name exists in the module: `Result`
[INFO] [stdout]   |     no `IoResult` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::BufferedReader`
[INFO] [stdout]   --> src/client.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         use std::io::BufferedReader;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^ no `BufferedReader` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::io::Reader`, `std::io::IoResult`
[INFO] [stdout]  --> src/protocol.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{Reader, IoResult};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^^^ no `IoResult` in `io`
[INFO] [stdout]   |               |
[INFO] [stdout]   |               no `Reader` in `io`
[INFO] [stdout]   |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{Read, IoResult};
[INFO] [stdout]   |               ~~~~
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{Reader, Result};
[INFO] [stdout]   |                       ~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]  --> src/protocol.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[deriving(Copy, Show, PartialEq, Eq, FromPrimitive)]
[INFO] [stdout]   |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/protocol.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[deriving(Copy, Show, PartialEq, Eq)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/protocol.rs:41:3
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[deriving(Show, PartialEq, Eq)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(globs)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `globs` has been stable since `1.0.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `gopher`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/bin/rustdoc --crate-type lib --crate-name gopher src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=cc5f46599a629539 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.0.3` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b6169ca5f3d5528e6c2904a7c20def8db885ae437632f45a6b5a6f8193c5d858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6169ca5f3d5528e6c2904a7c20def8db885ae437632f45a6b5a6f8193c5d858", kill_on_drop: false }`
[INFO] [stdout] b6169ca5f3d5528e6c2904a7c20def8db885ae437632f45a6b5a6f8193c5d858
