[INFO] cloning repository https://github.com/scribu/train-tickets.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scribu/train-tickets.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscribu%2Ftrain-tickets.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscribu%2Ftrain-tickets.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3923e64ff4df9a519050c1873b7a93fced5990ad
[INFO] documenting scribu/train-tickets.rs against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscribu%2Ftrain-tickets.rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/scribu/train-tickets.rs on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/scribu/train-tickets.rs
[INFO] finished tweaking git repo https://github.com/scribu/train-tickets.rs
[INFO] tweaked toml for git repo https://github.com/scribu/train-tickets.rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/scribu/train-tickets.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6ff62c77077894ba2c1afa627da80c79cdd2a1bbec6a1c5ceeef5f46b37dc4d
[INFO] running `Command { std: "docker" "start" "-a" "a6ff62c77077894ba2c1afa627da80c79cdd2a1bbec6a1c5ceeef5f46b37dc4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6ff62c77077894ba2c1afa627da80c79cdd2a1bbec6a1c5ceeef5f46b37dc4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6ff62c77077894ba2c1afa627da80c79cdd2a1bbec6a1c5ceeef5f46b37dc4d", kill_on_drop: false }`
[INFO] [stdout] a6ff62c77077894ba2c1afa627da80c79cdd2a1bbec6a1c5ceeef5f46b37dc4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6d044b047d5437ad08cb241b8c849b87150a6ce724dd518d677cc83300cf754
[INFO] running `Command { std: "docker" "start" "-a" "b6d044b047d5437ad08cb241b8c849b87150a6ce724dd518d677cc83300cf754", kill_on_drop: false }`
[INFO] [stderr]  Documenting train_tickets v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: invalid suffix `u` for number literal
[INFO] [stdout]   --> src/lib.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         range(1u, self.comp_size * self.num_comp + 1)
[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: invalid suffix `u` for number literal
[INFO] [stdout]   --> src/lib.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 |         for comp_nr in range(0u, self.num_comp) {
[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[E0432]: unresolved import `std::collections::VecMap`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::VecMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^ no `VecMap` in `collections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]  --> src/lib.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[deriving(Show)]
[INFO] [stdout]   |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]  --> src/lib.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type SeatNr = uint;
[INFO] [stdout]   |                   ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]  --> src/lib.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     comp_size: uint,
[INFO] [stdout]   |                ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/lib.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     num_comp: uint,
[INFO] [stdout]    |               ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/lib.rs:15:23
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(num_comp: uint, comp_size: uint) -> Coach {
[INFO] [stdout]    |                          ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/lib.rs:15:40
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(num_comp: uint, comp_size: uint) -> Coach {
[INFO] [stdout]    |                                           ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/lib.rs:29:41
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn empty_seats_in_comp(&self, comp_nr: uint) -> SeatList {
[INFO] [stdout]    |                                            ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/lib.rs:51:34
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn find_seats(&self, count: uint) -> Option<SeatList> {
[INFO] [stdout]    |                                     ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `train_tickets`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name train_tickets src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.0.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b6d044b047d5437ad08cb241b8c849b87150a6ce724dd518d677cc83300cf754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6d044b047d5437ad08cb241b8c849b87150a6ce724dd518d677cc83300cf754", kill_on_drop: false }`
[INFO] [stdout] b6d044b047d5437ad08cb241b8c849b87150a6ce724dd518d677cc83300cf754
