[INFO] cloning repository https://github.com/andrewclarkson/yaml.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andrewclarkson/yaml.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewclarkson%2Fyaml.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewclarkson%2Fyaml.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2cebc724c305af47b3abff75202f0055163bfb4e
[INFO] documenting andrewclarkson/yaml.rs against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewclarkson%2Fyaml.rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andrewclarkson/yaml.rs on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andrewclarkson/yaml.rs
[INFO] finished tweaking git repo https://github.com/andrewclarkson/yaml.rs
[INFO] tweaked toml for git repo https://github.com/andrewclarkson/yaml.rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/andrewclarkson/yaml.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30c23ab317ba89d86394c453611af34269b8efdb297c6ef1e26f1e41bebb6039
[INFO] running `Command { std: "docker" "start" "-a" "30c23ab317ba89d86394c453611af34269b8efdb297c6ef1e26f1e41bebb6039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30c23ab317ba89d86394c453611af34269b8efdb297c6ef1e26f1e41bebb6039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30c23ab317ba89d86394c453611af34269b8efdb297c6ef1e26f1e41bebb6039", kill_on_drop: false }`
[INFO] [stdout] 30c23ab317ba89d86394c453611af34269b8efdb297c6ef1e26f1e41bebb6039
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab2b0fe2fdc786f9ca8a09782bb2f2fbf4f49099ef2e39de2277cb768f4b37b6
[INFO] running `Command { std: "docker" "start" "-a" "ab2b0fe2fdc786f9ca8a09782bb2f2fbf4f49099ef2e39de2277cb768f4b37b6", kill_on_drop: false }`
[INFO] [stderr]  Documenting yaml v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `std::io::IoResult`, `std::io::MemReader`
[INFO] [stdout]   --> src/lib.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::io::{IoResult, MemReader};
[INFO] [stdout]    |               ^^^^^^^^  ^^^^^^^^^ no `MemReader` in `io`
[INFO] [stdout]    |               |
[INFO] [stdout]    |               no `IoResult` in `io`
[INFO] [stdout]    |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::io::{Result, MemReader};
[INFO] [stdout]    |               ~~~~~~
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::io::{IoResult, BufReader};
[INFO] [stdout]    |                         ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::MemReader`
[INFO] [stdout]    --> src/lib.rs:421:9
[INFO] [stdout]     |
[INFO] [stdout] 421 |     use std::io::MemReader;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ no `MemReader` in `io`
[INFO] [stdout]     |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]     |
[INFO] [stdout] 421 |     use std::io::BufReader;
[INFO] [stdout]     |                  ~~~~~~~~~
[INFO] [stdout] help: consider importing this unresolved item instead
[INFO] [stdout]     |
[INFO] [stdout] 421 |     use MemReader;
[INFO] [stdout]     |         ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stdout]   --> src/lib.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |     reader: Box<Reader + 'a>,
[INFO] [stdout]    |                 ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stdout]   --> src/lib.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn new<T: Reader + 'a>(reader: Box<T>) -> Tokenizer<'a> {
[INFO] [stdout]    |                   ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:48:11
[INFO] [stdout]    |
[INFO] [stdout] 48 |         if(self.stack.len() == 0) {
[INFO] [stdout]    |           ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -         if(self.stack.len() == 0) {
[INFO] [stdout] 48 +         if self.stack.len() == 0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lib.rs:199:25
[INFO] [stdout]     |
[INFO] [stdout] 199 |                     '0' ... '9' => {
[INFO] [stdout]     |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lib.rs:227:24
[INFO] [stdout]     |
[INFO] [stdout] 227 |                     'A'...'Z'|'a'...'z'|'0'...'9'|'-'|'_' => {
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lib.rs:227:34
[INFO] [stdout]     |
[INFO] [stdout] 227 |                     'A'...'Z'|'a'...'z'|'0'...'9'|'-'|'_' => {
[INFO] [stdout]     |                                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lib.rs:227:44
[INFO] [stdout]     |
[INFO] [stdout] 227 |                     'A'...'Z'|'a'...'z'|'0'...'9'|'-'|'_' => {
[INFO] [stdout]     |                                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lib.rs:253:24
[INFO] [stdout]     |
[INFO] [stdout] 253 |                     'A'...'Z'|'a'...'z'|'0'...'9' => {
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lib.rs:253:34
[INFO] [stdout]     |
[INFO] [stdout] 253 |                     'A'...'Z'|'a'...'z'|'0'...'9' => {
[INFO] [stdout]     |                                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lib.rs:253:44
[INFO] [stdout]     |
[INFO] [stdout] 253 |                     'A'...'Z'|'a'...'z'|'0'...'9' => {
[INFO] [stdout]     |                                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `yaml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name yaml src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=8ca24d130794a9a6 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.0.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "ab2b0fe2fdc786f9ca8a09782bb2f2fbf4f49099ef2e39de2277cb768f4b37b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab2b0fe2fdc786f9ca8a09782bb2f2fbf4f49099ef2e39de2277cb768f4b37b6", kill_on_drop: false }`
[INFO] [stdout] ab2b0fe2fdc786f9ca8a09782bb2f2fbf4f49099ef2e39de2277cb768f4b37b6
