[INFO] cloning repository https://github.com/sacooper/SimpleShell-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sacooper/SimpleShell-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsacooper%2FSimpleShell-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsacooper%2FSimpleShell-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6fbec7dab15b9119db13772c6790e0f36f5dea9a
[INFO] documenting sacooper/SimpleShell-Rust 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%2Fsacooper%2FSimpleShell-Rust" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sacooper/SimpleShell-Rust 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/sacooper/SimpleShell-Rust
[INFO] finished tweaking git repo https://github.com/sacooper/SimpleShell-Rust
[INFO] tweaked toml for git repo https://github.com/sacooper/SimpleShell-Rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/sacooper/SimpleShell-Rust 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 34ee16f3e1c96381fad92d950975fbda1ae4fca4bc2eaeeb9191067e4fd1efbf
[INFO] running `Command { std: "docker" "start" "-a" "34ee16f3e1c96381fad92d950975fbda1ae4fca4bc2eaeeb9191067e4fd1efbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34ee16f3e1c96381fad92d950975fbda1ae4fca4bc2eaeeb9191067e4fd1efbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34ee16f3e1c96381fad92d950975fbda1ae4fca4bc2eaeeb9191067e4fd1efbf", kill_on_drop: false }`
[INFO] [stdout] 34ee16f3e1c96381fad92d950975fbda1ae4fca4bc2eaeeb9191067e4fd1efbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 33e6009c32896855eb2dede5353651da5109e5a37b7938a2b2c43563e6d00974
[INFO] running `Command { std: "docker" "start" "-a" "33e6009c32896855eb2dede5353651da5109e5a37b7938a2b2c43563e6d00974", kill_on_drop: false }`
[INFO] [stderr]  Documenting RustShell v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: invalid suffix `u` for number literal
[INFO] [stdout]   --> src/main.rs:29:61
[INFO] [stdout]    |
[INFO] [stdout] 29 |                     let y : Vec<&HistoryEntry> = history.iter().rev().take(10u).collect();
[INFO] [stdout]    |                                                                            ^^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `)`, `,`, `.`, `?`, or an operator, found `{`
[INFO] [stdout]    --> src/main.rs:118:19
[INFO] [stdout]     |
[INFO] [stdout] 118 |                     spawn(proc() {
[INFO] [stdout]     |                                 -^ expected one of `)`, `,`, `.`, `?`, or an operator
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: missing `,`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::process`
[INFO] [stdout]  --> src/main.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::process::Command;
[INFO] [stdout]   |              ^^^^^^^ could not find `process` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::process`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::process;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ no `process` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/main.rs:10:3
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[deriving(Clone)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/main.rs:136:3
[INFO] [stdout]     |
[INFO] [stdout] 136 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `RustShell`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name RustShell src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=abd3048627e2a460 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.0.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "33e6009c32896855eb2dede5353651da5109e5a37b7938a2b2c43563e6d00974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e6009c32896855eb2dede5353651da5109e5a37b7938a2b2c43563e6d00974", kill_on_drop: false }`
[INFO] [stdout] 33e6009c32896855eb2dede5353651da5109e5a37b7938a2b2c43563e6d00974